hydrogen has been researched along with helium in 223 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 80 (35.87) | 18.7374 |
1990's | 35 (15.70) | 18.2507 |
2000's | 46 (20.63) | 29.6817 |
2010's | 55 (24.66) | 24.3611 |
2020's | 7 (3.14) | 2.80 |
Authors | Studies |
---|---|
Carles, AC; Kawashiro, T; Piiper, J | 1 |
Carles, AC; Kawashiro, T; Perry, SF; Piiper, J | 1 |
Boyer, RD; Friess, SL; Hudak, WV | 1 |
MacDonald, AG | 2 |
Chary, J; Chemtob, M; Fiche, C; Lavigne, B; Nguyen, VD; Noel, JP; Parmentier, N | 1 |
Johnson, RE; Sigmund, P | 1 |
Dougherty, JH | 1 |
Hlastala, MP; Van Liew, HD | 1 |
Fano, U | 1 |
Sutcliffe, JF; Watt, DE | 1 |
Chin, JH; Cohen, EN; Trudell, JR | 1 |
Burnet, H; Jammes, Y; Lucciano, M; Reynaud-Gaubert, M | 1 |
Colton, JS; Grossman, Y; Imbert, G; Long, W; Moore, HJ | 1 |
Berthod, A; Uchida, H; Winefordner, JD | 1 |
Aquilina, AT; Grant, BJ; Klocke, RA; Saltzman, AR; Zhang, S | 1 |
Gennser, M; Ornhagen, HC | 1 |
Gardette, B | 1 |
Gardette-Chauffour, MC; Lemaire, C; Naquet, R; Rostain, JC | 1 |
Gardette-Chauffour, MC; Naquet, R; Rostain, JC | 1 |
Gerth, WA | 1 |
Bewley, DK | 1 |
Hori, H; Tamura, M | 1 |
Stebbings, RF | 1 |
Hotop, H | 1 |
Akers, CK | 1 |
Beaver, RW; Brauer, RW; Goldman, SM; Sheehan, ME | 1 |
Aller, LH | 1 |
Jung, H; Lücke-Huhle, C | 2 |
Carteaud, AJ; Hodges, GM; Muir, MD; Sella, C | 1 |
Lanphier, EH | 1 |
Balouet, G; Barthelemy, L; Le Chuiton, J; Leroy, JP; Michaud, A; Parc, J | 1 |
Molton, P; Ponnamperuma, C | 1 |
Lewis, BM | 1 |
Edmonds, C; Thomas, RL | 1 |
Abernethy, JD | 1 |
Liang, CY; Yang, WJ | 1 |
Koch, WL; Sondack, DL | 1 |
Levitt, DG; Levitt, MD | 1 |
Partridge, D; Pauling, L; Robinson, AB; Teranishi, R; Turner, M | 1 |
Gardner, RP; Verghese, K; Wenger, F | 1 |
Muren, A; Sundlöf, J; Troell, L | 1 |
Berggren, T; Bond, JH; Hastings, J; Levitt, MD | 1 |
Klocke, FJ; Pittman, DE; Rosing, DR | 1 |
Callear, AB | 1 |
Lindner, L; van Urk, P | 1 |
Keyrim-Markus, IB; Popov, VI | 1 |
Watt, DE | 1 |
Buckingham, PD; Clark, JC | 1 |
Bachofen, R; Bosshard-Heer, E | 1 |
Brauer, RW; Way, RO | 1 |
Underwood, N; Walsh, PJ | 1 |
Levitt, MD | 1 |
Greiff, D | 1 |
Craig, H | 1 |
Mahl, MC; Wilson, PW | 1 |
Ammann, EC; Galvin, RD | 1 |
Geddes, R; Steinhardt, J | 1 |
Craig, AB; Fenn, WO; Rodgers, SH | 1 |
Greiff, D; Rightsel, WA | 1 |
Biagini, E; Castello, G; Munari, S | 1 |
Tenney, SM; Tucker, RW | 1 |
Macdonald, AG; MacNaughtan, W | 1 |
Brauer, RW; Hogan, PM; Hugon, M; Macdonald, AG; Miller, KW | 1 |
Kubo-Kawa, T; Ujihira, Y | 1 |
Chary, J; Chemtob, M; Nguyen, VD; Parmentier, N; Posny, F | 1 |
Flatz, G; Howell, JN; Von der Fecht, R | 1 |
Guillot, T | 2 |
Florin, TH; Hills, BA | 1 |
Forni, C; Rostain, JC | 1 |
Copi, CJ; Schramm, DN; Turner, MS | 1 |
Cassé, M; Lehoucq, R; Vangioni-Flam, E | 1 |
Abraini, JH; Gardette-Chauffour, MC; Lemaire, C; Martinez, E; Rostain, JC | 1 |
Atreya, SK; Carignan, GR; Donahue, TM; Haberman, JA; Harpold, DN; Hartle, RE; Hunten, DM; Kasprzak, WT; Mahaffy, PR; Niemann, HB; Owen, TC; Spencer, NW; Way, SH | 1 |
Hunten, DM; von Zahn, U | 1 |
Glanz, J | 1 |
Mitchell, AC; Nellis, WJ; Weir, ST | 1 |
Delauze, HG; Gardette, B | 1 |
Alford, TL; Luptak, KA; Mayer, JW; Pizziconi, VB; Russell, SW | 1 |
Lillo, RS; Parker, EC; Porter, WR | 1 |
Kayar, SR; Parker, EC | 1 |
Aukhert, EO; Kayar, SR; Parker, EC | 1 |
Abramson, FP | 1 |
Toburen, LH | 1 |
Albert, T; Berthezène, Y; Bourgeois, M; Briguet, A; Canet, E; Crémillieux, Y; Heil, W; Humblot, H; Viallon, M | 1 |
Brede, C; Greibrokk, T; Lundanes, E; Pedersen-Bjergaard, S | 1 |
Badier, M; Burnet, H; Fontanari, P; Gardette, B; Guillot, C; Jammes, Y; Tomei, C | 1 |
Clarke, A | 1 |
Fahlman, A; Kaveeshwar, JA; Kayar, SR; Tikuisis, P | 1 |
Cofer, GP; Hedlund, LW; Johnson, GA; Maronpot, RR; Suddarth, SA | 1 |
Brenner, DJ; Elliston, CD; Geard, CR; Johnson, G; Randers-Pehrson, G | 1 |
Brereton, P; Heaton, KD; Kelly, SD | 1 |
Abdallahi, OM; De Reggi, M; Gardette, B; Gharib, B; Hanna, S; Lepidi, H | 1 |
DeFrees, DJ; Herbst, E; Koch, W; McLean, AD; Pauzat, F; Talbi, D | 1 |
Bixler, JV; Bowyer, S; Laget, M | 1 |
Allen, M; Gladstone, GR; Yung, YL | 1 |
Bowyer, S; Dupuis, J; Fontaine, G; Jelinsky, P; Malina, R; Vennes, S; Wesemael, F; Wiercigroch, A | 1 |
Bowyer, S; Fruscione, A; Kahn, SM; Konigl, A | 1 |
Owen, T | 1 |
Chang, CK; Kamaratos, E; Wilson, JW; Xu, YJ | 1 |
Boac, DS; Borucki, WJ; Duong, ND; McKay, CP; McKenzie, RL | 1 |
Khan, F; Khandelwal, GS; Olsgaard, DA | 1 |
Khan, F; Khandelwal, GS; Wilson, JW | 1 |
Garrard, TL; Stone, EC | 1 |
McDonald, GD; Sagan, C; Thompson, WR | 1 |
Badhwar, GD; Cucinotta, FA; Dubey, RR; Shinn, JL; Townsend, LW; Wilson, JW | 1 |
Atreya, SK; Carignan, GR; Donahue, TM; Haberman, JA; Harpold, DN; Hartle, RE; Hunten, DM; Kasprzak, WT; Mahaffy, PR; Niemann, HB; Owen, TC; Spencer, NW | 1 |
Aronowitz, S; Chang, S; Flores, J; Scattergood, T | 1 |
Bustin, R; Carr, RH; Gibson, EK | 1 |
Arakawa, ET; Khare, BN; Sagan, C; Thompson, WR; Votaw, P | 1 |
Flynn, L; Henry, T; Khare, BN; Sagan, C; Schwartz, J; Thompson, WR | 1 |
DeFrees, DJ; Herbst, E; Koch, W | 1 |
Atreya, SK; Carignan, GR; Donahue, TM; Haberman, JA; Harpold, DN; Hartle, RE; Hunten, DM; Kasprzak, WT; Mahaffy, PR; Niemann, HB; Owen, TC; Way, SH | 1 |
Arnoult, KM; Beegle, LW; Wdowiak, TJ | 1 |
Palumbo, ME; Strazzulla, G | 1 |
Griffin, TP; Harrison, WW; Helms, WR; Ottens, AK | 1 |
Taylor, KT | 1 |
COOK, SF; SOUTH, FE | 1 |
LOVELOCK, JE; SHOEMAKE, GR; ZLATKIS, A | 1 |
SCHREINER, HR | 1 |
CANFIELD, RE; PIIPER, J; RAHN, H | 1 |
BISHOP, FS; KRICHEVSKY, MI; ROGOSA, M | 1 |
Borgerding, AJ; Finley, JW; Lukaski, HC; Roberge, MT | 1 |
Cortijo, M; de Alejo, RP; Garrido, C; Rodriguez, I; Ruiz-Cabello, J; Vaquero, JJ; Villa, P | 1 |
Kerr, RA | 1 |
da Costa, JC; Lu, GQ; Rudolph, V | 1 |
Fortney, JJ | 1 |
Chica, A; Iglesia, E; Strohmaier, K | 1 |
Hammes-Schiffer, S; Pak, MV; Swalina, C | 1 |
Chen, CL; Jing, KX; Ren, DN; Ren, R; Song, ZM; Wang, YC; Xu, J; Yuan, X; Zhu, SH | 1 |
Bacić, Z; Jiang, H; Murdachaew, G; Sarsa, A; Szalewicz, K | 1 |
Catling, DC | 1 |
Jeffery, CS; Lattanzio, JC; Tout, CA | 1 |
Feng, W; Jia, CQ | 1 |
Catledge, SA; Chowdhury, S; Konovalov, VV; Melo, A; Vohra, YK | 1 |
Clifford, SM; Kessler, J; Lehmann, KK; Lollar, BS; McGown, D; Onstott, TC | 1 |
Chrastný, V; Komárek, M; Mihaljevic, M; Stíchová, J | 1 |
Jay-Gerin, JP; Meesungnoen, J | 1 |
Klemperer, W | 1 |
Chan, KC; Chan, KK; Cheung, PY; Chu, HS; Sham, WC; Yip, YC | 1 |
Hassanein, A; Insepov, Z; Wolf, D | 1 |
Jiao, H; Wu, HS; Zhang, CY | 1 |
Balon, N; Rostain, JC | 1 |
Douberly, GE; Miller, RE; Paesani, F; Whaley, KB | 1 |
Ashfold, MN; Cronin, B; Devine, AL; King, GA; Kitsopoulos, TN; Nix, MG; Rubio-Lago, L; Sakellariou, Y; Sofikitis, D; Wang, F; Xantheas, SS; Yang, X; Zaouris, D | 1 |
Castleman, AW; Khanna, SN; Reber, AC; Roach, PJ; Woodward, WH | 1 |
Bertelsen, P; Hovgaard, L; Kristensen, HG; Nielsen, AF | 1 |
Page, AJ; von Nagy-Felsobuki, EI | 1 |
Denifl, S; Mähr, I; Märk, TD; Mauracher, A; Probst, M; Scheier, P; Zappa, F | 1 |
Matthiä, D; Meier, M; Sihver, L | 1 |
Aime, S; Dastrù, W; Gobetto, R; Santelia, D; Viale, A | 1 |
Liao, Q; Lu, P; Wang, X; Yang, Z; Zhang, Q | 1 |
Hockings, PD; Olsson, LE; Onnervik, PO; Smailagic, A | 1 |
Cross, RJ; Frunzi, M; Saunders, M; Xu, H | 1 |
Crotwell, AM; Hall, BD; Novelli, PC | 1 |
Kaszkur, Z; Rzeszotarski, P | 1 |
Juranek, H; Redmer, R; Schwarz, V | 1 |
Hockings, PD; Lindén, A; Olsson, LE; Onnervik, PO; Smailagic, A | 1 |
Al-Saad, KA; Amr, MA; Helal, AI | 1 |
He, M; Jiang, S; Liu, J | 1 |
Brady, SL; Crowell, AS; Dewhirst, MW; Fallin, B; Gunasingha, R; Howell, CR; Tonchev, AP; Yoshizumi, TT | 1 |
Harynuk, JJ; Karolat, BR; McGinitie, TM; Whale, C | 1 |
Alavi, A; Booth, GH; Cleland, DM | 1 |
Dumouchel, F; Kłos, J; Lique, F; Toboła, R | 1 |
Adhikari, S; Gupta, RB; Taylor, S; Thangalazhy-Gopakumar, S; Tu, M | 1 |
García-Tenorio, SV; Muñoz-Guerra, JA; Prado, P | 1 |
Goto, H; Hirose, K; Kojo, M; Sasaki, A | 1 |
Wen, B; Zhang, P; Zhao, J | 1 |
Moura, GL; Simas, AM | 1 |
Luo, Y; Zhao, J | 1 |
Bernal, MA | 1 |
Kelleher, NL; Shvartsburg, AA; Smith, RD; Zheng, Y | 1 |
Furlani, TR; Kong, J; Liu, F; Proynov, E; Yu, JG | 1 |
Arnau, A; Artacho, E; Juaristi, JI; Kohanoff, J; Sánchez-Portal, D; Zeb, MA | 1 |
Bravaya, KB; Epifanovsky, E; Krylov, AI; Zuev, D | 1 |
Aguirre, NF; Biczysko, M; de Lara-Castells, MP; Delgado-Barrio, G; Mitrushchenkov, AO; Posada, E; Reyes, A; Villarreal, P | 1 |
Guo, J; Nguyen, NM; Wang, W; Woods, JC | 1 |
Augsburger, M; Smith, F; Varlet, V | 1 |
Bandrauk, AD; Dehghanian, E; Lagmago Kamta, G | 1 |
Cole, MW; Galli, DE; Nava, M; Reatto, L | 1 |
Bantsar, A; Pszona, S; Tulik, P; Wincel, K; Zaręba, B | 1 |
Chinyama, M; Massele, A; Sichilongo, K; Vento, S | 1 |
Gardner, WP; Hammond, G; Lichtner, P | 1 |
Goli, M; Shahbazian, S | 1 |
Akpinar, S; Defazio, P; Gamallo, P; Petrongolo, C | 1 |
Buchhave, LA; Howard, AW; Isaacson, H; Marcy, GW; Petigura, EA; Weiss, LM | 1 |
Aliverti, A; Castro, M; Pennati, F; Quirk, JD; Woods, JC; Yablonskiy, DA | 1 |
Cook, PG; McCallum, JL; Simmons, CT | 1 |
de Loos-Vollebregt, MT; Grindlay, G; Mora, J; Vanhaecke, F | 1 |
Abril, I; Behar, M; de Vera, P; Fadanelli, RC; Garcia-Molina, R; Limandri, S; Mello, A; Nagamine, LC | 1 |
Grunlan, JC; Lugo, EL; Mai, GD; Tzeng, P; Wilhite, BA | 1 |
Capaldi, DP; Coxson, HO; Etemad-Rezai, R; Guo, F; Leipsic, JA; McCormack, DG; Parraga, G; Sheikh, K; Svenningsen, S | 1 |
Barnes, R; Fortney, J; Jackson, B; Lopez, E; Luger, R; Meadows, V | 1 |
Nakashima, H; Nakatsuji, H | 1 |
Poole, CF | 1 |
Bleicher, M; Burigo, L; Mishustin, I; Pshenichnov, I | 1 |
Battin-Leclerc, F; Bounaceur, R; Fittschen, C; Fournet, R; Frottier, O; Herbinet, O; Rodriguez, A | 1 |
Fang, SX; Luan, T; Wang, HY; Zhang, G; Zhou, LX | 1 |
Capaldi, DP; Fenster, A; Guo, F; Parraga, G; Rajchl, M; Sheikh, K; Svenningsen, S; Yuan, J | 1 |
Rao, M; Wild, JM | 1 |
Masson, A; Rizzo, TR; Williams, ER | 1 |
Bedjanian, Y; Morin, J; Romanias, MN | 1 |
Abdurakhmanov, IB; Bailey, JJ; Bray, I; Fursa, DV; Kadyrov, AS | 1 |
Jackson, GP; Li, P | 1 |
Ben-Asher, A; Bhattacharya, D; Haritan, I; Landau, A; Moiseyev, N; Pawlak, M | 1 |
Bleicher, M; Burigo, L; Dewey, S; Mishustin, I; Pshenichnov, I | 1 |
Arico, G; Burigo, LN; Gallas, RR; Gehrke, T; Granja, C; Jakůbek, J; Martišíková, M; Tureček, D | 1 |
Baxter, JSH; Capaldi, DPI; Eddy, RL; Guo, F; McCormack, DG; McLeod, AJ; Nair, P; Parraga, G; Svenningsen, S | 1 |
Chang, CF; Chen, Y; Hung, CY; Lee, YL; Lin, YP | 1 |
Brightling, CE; Collier, G; Hughes, PJC; Ireland, RH; Marshall, H; Tahir, BA; Wild, JM | 1 |
Affleck, D; Buse, J; Chi, Q; Duce, D; Robinson, JL; Seiden-Long, I; Shyne, R | 1 |
Ambrožová, I; Bradnová, V; Kákona, M; Kolros, A; Košťál, M; Lužová, M; Ploc, O; Štěpán, V; Zaitsev, AA; Zarubin, PI | 1 |
Fortenberry, RC; Wiesenfeld, L | 1 |
Baugh, JJ; Biddinger, PD; Raja, AS; Sonis, JD; White, BA; Wittbold, KA; Yun, BJ | 1 |
Galy, VV; Johnson, CG | 1 |
Galletta, M; Jones, N; Mondello, L; Tranchida, PQ; Zoccali, M | 1 |
Dlouhý, A; Pávková Goldbergová, M; Ryba, L; Štefančík, M; Válková, L; Veverková, J; Weiser, A | 1 |
Bowden, SA; Taylor, CW | 1 |
Ahn, S; Allen, J; Bardayan, DW; Blackmon, JC; Blankstein, D; Browne, J; Cha, S; Chae, KY; Chipps, KA; Febbraro, M; Greife, U; Hall, MR; Jones, KL; Kontos, A; Meisel, Z; Montes, F; O'Malley, PD; Ong, WJ; Pain, SD; Schatz, H; Schmidt, K; Schmitt, KT; Smith, K; Smith, MS; Thompson, P; Toomey, R; Vostinar, M; Walter, D | 1 |
11 review(s) available for hydrogen and helium
Article | Year |
---|---|
Human respiration under increased pressures.
Topics: Adult; Diffusion; Diving; Helium; Humans; Hydrogen; Hypercapnia; Hypoventilation; Inert Gas Narcosis; Nitrogen; Oxygen; Pressure; Respiration; Specific Gravity | 1972 |
Patterns of interaction of effects of light metabolically inert gases with those of hydrostatic pressure as such--a review.
Topics: Anesthesia, Inhalation; Animals; Biophysical Phenomena; Biophysics; Bradycardia; Cell Membrane Permeability; Cell Physiological Phenomena; Decompression Sickness; Enterovirus B, Human; Eukaryota; Helium; Humans; Hydrogen; Hydrostatic Pressure; Inert Gas Narcosis; Lipid Bilayers; Liposomes; Membrane Fluidity; Mice; Neon; Partial Pressure; Potassium; Pressure; Rats; Seizures; Simplexvirus | 1982 |
[Surface analysis by means of nuclear methods].
Topics: Activation Analysis; Boron; Chromium; Helium; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen; Oxygen; Sodium; Spectrometry, X-Ray Emission; Spectrum Analysis; Surface Properties | 1982 |
Ionization and charge-transfer: basic data for track structure calculations.
Topics: Carbon; Databases, Factual; Electrons; Helium; Hydrogen; Ions; Kinetics; Models, Statistical; Nitrogen; Oxygen; Protons; Scattering, Radiation | 1998 |
Interiors of giant planets inside and outside the solar system.
Topics: Astronomical Phenomena; Astronomy; Atmosphere; Evolution, Planetary; Extraterrestrial Environment; Helium; Hydrogen; Metals, Heavy; Planets; Pressure; Solar System; Temperature | 1999 |
Composition of energetic particles from solar flares.
Topics: Cosmic Radiation; Extraterrestrial Environment; Helium; Hydrogen; Mathematics; Models, Theoretical; Nuclear Physics; Solar Activity | 1994 |
Computational challenges in atomic, molecular and optical physics.
Topics: Computer Simulation; Computing Methodologies; Electrons; Energy Transfer; Helium; Hot Temperature; Hydrogen; Lasers; Models, Chemical; Models, Molecular; Molecular Conformation; Nuclear Physics; Optics and Photonics; Physics; Water | 2002 |
Agents for polarization enhancement in MRI.
Topics: Animals; Carbon Isotopes; Catheterization; Contrast Media; Gases; Helium; Humans; Hydrogen; Image Enhancement; Image Interpretation, Computer-Assisted; Magnetic Resonance Angiography; Magnetic Resonance Imaging; Magnetic Resonance Imaging, Interventional; Models, Chemical; Molecular Probe Techniques; Xenon | 2008 |
Novel behavior of monolayer quantum gases on graphene, graphane and fluorographene.
Topics: Adsorption; Graphite; Helium; Hydrogen; Quantum Theory | 2013 |
Ionization-based detectors for gas chromatography.
Topics: Chromatography, Gas; Flame Ionization; Gasoline; Helium; Hydrogen; Thiophenes | 2015 |
To solve our new emergency care crisis, let's start with the old one.
Topics: Animals; Argon; Carbon Monoxide; Disease Models, Animal; Emergency Medical Services; Helium; Humans; Hydrogen; Hydrogen Sulfide; Nitric Oxide; Noble Gases; Post-Cardiac Arrest Syndrome; Respiratory Therapy; Xenon | 2020 |
212 other study(ies) available for hydrogen and helium
Article | Year |
---|---|
Solubility of various inert gases in rat skeletal muscle.
Topics: Abdominal Muscles; Acetylene; Animals; Chromatography, Gas; Diffusion; Helium; Hydrogen; Mathematics; Methane; Muscles; Nitrous Oxide; Noble Gases; Oils; Rats; Solubility; Water | 1975 |
Diffusivity of various inert gases in rat skeletal muscle.
Topics: Abdominal Muscles; Acetylene; Animals; Diffusion; Helium; Hydrogen; Mathematics; Methane; Methods; Muscles; Nitrous Oxide; Noble Gases; Partial Pressure; Rats | 1975 |
Toxicology of hydrogen-containing diving environments. I. Antagonism of acute CO2 effects in the rat by elevated partial pressures of H2 gas.
Topics: Animals; Carbon Dioxide; Diving; Helium; Hydrogen; Hyperbaric Oxygenation; Male; Oxygen; Partial Pressure; Rats; Respiration | 1978 |
The effect of helium and of hydrogen at high pressure on the cell division of Tetrahymena pyriformis W.
Topics: Animals; Cell Division; Helium; Hydrogen; Hydrostatic Pressure; Mathematics; Microbiology; Partial Pressure; Pressure; Temperature; Tetrahymena pyriformis | 1975 |
Proceedings: The reversal of the pressure inhibition of cell division.
Topics: Cell Division; Helium; Hydrogen; Hydrostatic Pressure; Pressure; Tetrahymena pyriformis | 1976 |
Some experimental results on W values for heavy particles.
Topics: Argon; Carbon; Cations, Monovalent; Energy Transfer; Helium; Hydrogen; Models, Structural; Molecular Weight; Nitrogen; Oxygen; Radiation Dosage; Structure-Activity Relationship | 1977 |
Comment on biological effect of elastic nuclear collisions.
Topics: Helium; Hydrogen; Ions; Nitrogen; Protons; Ribonucleases | 1977 |
Use of H2 as an inert gas during diving: pulmonary function during H2-O2 breathing at 7.06 ATA.
Topics: Atmospheric Pressure; Diving; Forced Expiratory Flow Rates; Forced Expiratory Volume; Helium; Humans; Hydrogen; Maximal Voluntary Ventilation; Oxygen; Pulmonary Ventilation; Spirometry; Vital Capacity | 1976 |
Absorption of in vivo inert gas bubbles.
Topics: Decompression Sickness; Diffusion; Helium; Hydrogen; Models, Biological; Neon; Nitrogen | 1975 |
Platzman's analysis of the delivery of radiation energy to molecules.
Topics: Argon; Electrons; Energy Transfer; Helium; Hydrogen; Neon; Radiation Effects | 1975 |
Cross-sections for the inactivation of ribonuclease by slow heavy ions.
Topics: Helium; Hydrogen; Ions; Models, Chemical; Neutrons; Nitrogen; Nuclear Physics; Radiation Effects; Radiobiology; Ribonucleases | 1975 |
The compression-ordering and solubility-disordering effects of high pressure gases on phospholipid bilayers.
Topics: Argon; Atmospheric Pressure; Cholesterol; Gases; Helium; Hydrogen; Membranes, Artificial; Nitrogen; Nitrous Oxide; Phosphatidylcholines; Solubility; Time Factors; Xenon | 1976 |
Relationship between inspired and expired gas temperatures in a hyperbaric environment.
Topics: Body Temperature Regulation; Gases; Helium; Humans; Hydrogen; Hyperbaric Oxygenation; Oxygen; Respiration; Temperature | 1992 |
A system for saturating in vitro preparations with high pressure O2, He, H2, and mixtures.
Topics: Equipment Design; Helium; Hydrogen; Oxygen; Perfusion; Pressure | 1992 |
Determination of non-metallic elements by capacitively coupled helium microwave plasma atomic emission spectrometry with capillary gas chromatography.
Topics: Bromine; Carbon; Chlorine; Chromatography, Gas; Elements; Halogens; Helium; Hydrogen; Microwaves; Spectrophotometry | 1990 |
Role of molecular diffusion in conventional and high frequency ventilation.
Topics: Animals; Butanes; Diffusion; Dogs; Ethane; Helium; High-Frequency Jet Ventilation; Hydrogen; Methane; Propane; Pulmonary Diffusing Capacity; Respiration, Artificial; Sulfur Hexafluoride | 1990 |
Effects of hydrostatic pressure, H2, N2, and He, on beating frequency of rat atria.
Topics: Animals; Atrial Function; Diving; Female; Heart Atria; Heart Rate; Helium; Hydrogen; Hydrostatic Pressure; In Vitro Techniques; Nitrogen; Noble Gases; Pressure; Rats; Rats, Inbred Strains | 1989 |
[Decompression of deep divers].
Topics: Animals; Decompression; Diving; Female; Helium; Humans; Hydrogen; Male; Mice; Oxygen; Papio; Partial Pressure; Respiration | 1989 |
Effects of a H2-He-O2 mixture on the HPNS up to 450 msw.
Topics: Adult; Central Nervous System Diseases; Diving; Electroencephalography; Helium; High Pressure Neurological Syndrome; Humans; Hydrogen; Motor Skills; Oxygen; Psychomotor Performance | 1988 |
Occurrence of high-pressure nervous syndrome at constant pressure during change of mixture.
Topics: Adult; Diving; Electroencephalography; Helium; Humans; Hydrogen; Tremor | 1987 |
Applicability of Henry's law to hydrogen, helium, and nitrogen solubilities in water and olive oil at 37 degrees C and pressures up to 300 atmospheres.
Topics: Atmospheric Pressure; Helium; Hydrogen; Nitrogen; Oils; Solubility; Temperature; Thermodynamics; Water | 1985 |
Introduction to the discussion on characteristics of installations for radiotherapy with fast neutrons and other types of high-LET radiation.
Topics: Argon; Energy Transfer; Fast Neutrons; Helium; Hydrogen; Neon; Neutrons; Nitrogen; Radiation Protection; Radiotherapy Dosage; Radiotherapy, High-Energy | 1974 |
Optical and magnetic measurements of horseradish peroxidase. 3. Electron paramagnetic resonance studies at liquid-hydrogen and -helium temperatures.
Topics: Chemical Phenomena; Chemistry, Physical; Cold Temperature; Electron Spin Resonance Spectroscopy; Helium; Hydrogen; Hydrogen-Ion Concentration; Magnetics; Peroxidases; Plants; Spectrophotometry | 1972 |
Beam experiments with metastable atoms.
Topics: Energy Transfer; Helium; Hydrogen; Ions; Oxygen | 1974 |
Analyses of ions and electrons resulting from Penning ionization.
Topics: Argon; Barium; Electrons; Energy Transfer; Helium; Hydrogen; Ions; Mercury; Neon | 1974 |
The application of small angle x-ray diffraction techniques for the study of membranes.
Topics: Autoanalysis; Evaluation Studies as Topic; Helium; Hydrogen; Hydrogen-Ion Concentration; Isotope Labeling; Membranes; Methods; Models, Biological; Molecular Conformation; Osmolar Concentration; Oxygen Isotopes; Photography; Scintillation Counting; Temperature; X-Ray Diffraction | 1974 |
N2, H2, and N2O antagonism of high pressure neurological syndrome in mice.
Topics: Animals; Central Nervous System Diseases; Female; Helium; Hydrogen; Mice; Mice, Inbred Strains; Nitrogen; Nitrous Oxide; Pressure; Seizures; Tremor | 1974 |
The chemical composition of the interstellar medium.
Topics: Argon; Astronomical Phenomena; Astronomy; Carbon; Chemical Phenomena; Chemistry; Chlorine; Cosmic Radiation; Elements; Helium; Hydrogen; Infrared Rays; Ions; Mathematics; Neptunium; Nitrogen; Oxygen; Radio Waves; Spectrum Analysis; Sulfur; Ultraviolet Rays | 1972 |
Energy requirements for damaging DNA molecules. I. Energy transfer from metastable states of excited gases.
Topics: Argon; Bacteriophages; Centrifugation, Density Gradient; DNA, Single-Stranded; DNA, Viral; Energy Transfer; Gases; Helium; Hydrogen; Nitrogen; Radiation Effects; Spheroplasts; Tritium; Ultraviolet Rays | 1973 |
Energy requirements for damaging DNA molecules. II. Energy transfer from metastable states of excited gases to double-stranded phi chi 174 RF-DNA.
Topics: Argon; Centrifugation, Density Gradient; Coliphages; DNA, Viral; Energy Transfer; Gases; Helium; Hydrogen; Nitrogen; Radiation Effects; Viral Plaque Assay | 1974 |
The effect of radio-frequency sputter ion etching and ion-beam etching on biological material: a scanning electron microscope study.
Topics: Animals; Argon; Cell Line; Cells, Cultured; Chickens; Cricetinae; Erythrocytes; Evaluation Studies as Topic; HeLa Cells; Helium; Histological Techniques; Humans; Hydrogen; Ions; Kidney; Methods; Microscopy, Electron, Scanning; Oxygen | 1972 |
[Subclinical lesions in animals subjected to experimental deep diving].
Topics: Animals; Brain; Brain Edema; Decompression Sickness; Diving; Guinea Pigs; Helium; Hemorrhage; Hydrogen; Lung; Male; Oxygen; Pulmonary Embolism; Rabbits; Rats; Testis | 1974 |
Survival of common terrestrial microorganisms under simulated Jovian conditions.
Topics: Ammonia; Bacillus subtilis; Enterobacter; Escherichia coli; Extraterrestrial Environment; Freezing; Gases; Helium; Hydrogen; Methane; Pressure; Serratia marcescens; Temperature | 1972 |
Simultaneous single-breath measurements of foreign gases in lung and expired air.
Topics: Adult; Female; Helium; Humans; Hydrogen; Lung; Male; Respiration; Spirometry; Vital Capacity | 1972 |
Medical aspects of diving. 5.
Topics: Airway Resistance; Atmospheric Pressure; Body Temperature Regulation; Carbon Monoxide Poisoning; Diving; Helium; Humans; Hydrogen; Inert Gas Narcosis; Inhalation; Lung; Movement Disorders; Naval Medicine; Nitrogen; Oxygen; Seawater; Speech; Syncope; Vertigo | 1972 |
Inert gases in the kidney: influence of the countercurrent multiplication of sodium.
Topics: Animals; Argon; Countercurrent Distribution; Diffusion; Dogs; Helium; Humans; Hydrogen; Kidney; Kidney Medulla; Kidney Tubules, Distal; Male; Models, Biological; Nitrogen; Partial Pressure; Sodium; Urea | 1972 |
Dynamics of dissolution of gas bubbles or pockets in tissues.
Topics: Animals; Argon; Blood Pressure; Carbon Monoxide; Connective Tissue; Diffusion; Elasticity; Gases; Helium; Hydrogen; Mathematics; Models, Biological; Nitrogen; Nitrous Oxide; Oxygen Consumption; Partial Pressure; Rats; Solubility; Stress, Physiological; Time Factors | 1972 |
GLC determination of strychnine and brucine in pharmaceutical preparations.
Topics: Chemistry, Pharmaceutical; Chloroform; Chromatography, Gas; Helium; Hydrogen; Iron; Mathematics; Methods; Methyl Ethers; Oxygen; Papaverine; Quinine; Strychnine; Sulfates; Tablets | 1973 |
Use of inert gases to study the interaction of blood flow and diffusion during passive absorption from the gastrointestinal tract of the rat.
Topics: Animals; Atmosphere Exposure Chambers; Chromatography, Gas; Colon; Diffusion; Fluorides; Gases; Gastric Mucosa; Helium; Hydrogen; Intestinal Absorption; Intestinal Mucosa; Intestine, Small; Mathematics; Methane; Models, Biological; Radioisotopes; Rats; Regional Blood Flow; Solubility; Stomach; Sulfur; Xenon | 1973 |
An apparatus for the quantitative analysis of volatile compounds in urine.
Topics: Autoanalysis; Cerebellar Diseases; Chromatography, Gas; Computers; Helium; Humans; Hydrogen; Methods; Nitrogen; Temperature; Urine | 1973 |
Molecular stopping cross sections of alpha particles in butane, propane, ethane, neon, helium and hydrogen.
Topics: Alpha Particles; Butanes; Ethane; Gases; Helium; Hydrogen; Neon; Propane | 1973 |
[Medical aspects of modern developments in diving].
Topics: Cold Temperature; Decompression Sickness; Diving; Helium; Humans; Hydrogen; Inert Gas Narcosis; Naval Medicine; Oxygen; Pressure; Respiration; Speech | 1973 |
Oxygen meter.
Topics: Evaluation Studies as Topic; Gases; Helium; Hydrogen; Methods; Nitrogen; Oxygen | 1973 |
Tentative method for continuous analysis of methane in the atmosphere (flame ionization method).
Topics: Air Pollution; Charcoal; Equipment and Supplies; Helium; Hydrogen; Indicators and Reagents; Methane; Methods; Nitrogen | 1974 |
Hydrogen (H2) catabolism in the colon of the rat.
Topics: Animals; Bacteria; Bile Acids and Salts; Carbon Monoxide; Cecum; Chromatography, Gas; Colon; Depression, Chemical; Feces; Germ-Free Life; Helium; Hydrogen; Intestinal Absorption; Malabsorption Syndromes; Male; Neomycin; Rats | 1974 |
Inert gas measurements of coronary blood flow.
Topics: Chromatography, Gas; Coronary Vessels; Helium; Humans; Hydrogen; Indicator Dilution Techniques; Methods; Nitrogen; Nitrous Oxide; Regional Blood Flow | 1969 |
Developments in molecular energy transfer.
Topics: Ammonia; Astronomical Phenomena; Astronomy; Energy Transfer; Helium; Hydrogen; Lasers; Lithium; Neon | 1971 |
Gas chromatographic separation and quantitative determination of the six isotopic hydrogen molecules.
Topics: Chromatography, Gas; Deuterium; Helium; Hydrogen; Methods; Neon; Radioisotopes; Tritium | 1972 |
Determination of LET-spectra for gamma-neutron radiation with low-efficiency counters.
Topics: Barium; Beryllium; Energy Transfer; Helium; Hydrogen; Mathematics; Neon; Neutrons; Plutonium; Radiation; Radiometry; Spectrum Analysis; Technology, Radiologic | 1972 |
Quasi-elastic nuclear interactions in tissue-like media.
Topics: Carbon; Deuterium; Elasticity; Helium; Hydrogen; Lithium; Models, Biological; Nitrogen; Nuclear Physics; Oxygen; Scattering, Radiation | 1972 |
The preparation and storage of carbon-11 labelled gases for clinical use.
Topics: Blood Volume Determination; Carbon Dioxide; Carbon Isotopes; Carbon Monoxide; Chromatography, Gas; Drug Storage; Half-Life; Helium; Hydrogen; Isotope Labeling; Methods; Radiochemistry; Radionuclide Imaging; Respiratory Function Tests | 1971 |
[Synthesis of storage material from pyruvate by Rhodospirillum rubrum].
Topics: Bacterial Proteins; Buffers; Carbon Isotopes; Chemical Phenomena; Chemistry; Helium; Hydrogen; Hydroxybutyrates; Light; Nitrogen; Phosphates; Polysaccharides, Bacterial; Pyruvates; Rhodospirillum | 1969 |
Relative narcotic potencies of hydrogen, helium, nitrogen, and their mixtures.
Topics: Animals; Central Nervous System; Diving; Female; Helium; Hydrogen; Inert Gas Narcosis; Mice; Nitrogen; Nitrous Oxide; Pressure; Species Specificity | 1970 |
Energy loss of heavy charged particles.
Topics: Carbon; Electrons; Energy Transfer; Helium; Hydrogen; Lithium; Mathematics; Models, Theoretical; Nuclear Energy; Protons | 1970 |
Volume and composition of human intestinal gas determined by means of an intestinal washout technic.
Topics: Ammonia; Argon; Bacteria; Carbon Dioxide; Gases; Helium; Humans; Hydrogen; Intestines; Intubation, Gastrointestinal; Male; Methods; Nitrogen; Oxygen; Rectum | 1971 |
Protein structure and freeze-drying: the effects of residual moisture and gases.
Topics: Argon; Carbon Dioxide; Chemical Phenomena; Chemistry, Physical; Freeze Drying; Gases; Helium; Hydrogen; Macromolecular Substances; Nitrogen; Orthomyxoviridae; Oxygen; Proteins; Water | 1971 |
Isotope separation by carrier diffusion.
Topics: Carbon Dioxide; Gases; Helium; Hydrogen; Nitrogen; Radioisotopes | 1968 |
Nitrogen fixation by cell-free extracts of Klebsiella penumoniae.
Topics: Adenosine Triphosphate; Cell-Free System; Enzyme Induction; Helium; Hydrogen; Kinetics; Klebsiella; Nitrogen; Nitrogen Fixation; Quaternary Ammonium Compounds; Radioisotopes | 1968 |
Problems associated with the determination of carbon dioxide by infrared absorption.
Topics: Argon; Carbon Dioxide; Chromatography, Gas; Helium; Hydrogen; Infrared Rays; Methods; Nitrogen; Oxygen; Spectrum Analysis | 1968 |
Factors affecting the release by dilute acid of hidden prototropic groups in carbonylhemoglobin.
Topics: Animals; Carbon Monoxide; Helium; Hemoglobins; Horses; Hydrogen; Hydrogen-Ion Concentration; Imidazoles; Methods; Nitrogen; Optical Rotatory Dispersion; Protein Denaturation; Spectrum Analysis | 1968 |
The oxygen consumption of rat tissues in the presence of nitrogen, helium or hydrogen.
Topics: Animals; Cerebral Cortex; Diaphragm; Female; Helium; Hydrogen; Kidney; Liver; Male; Muscles; Nitrogen; Oxygen Consumption; Partial Pressure; Rats | 1969 |
Stabilities of dried suspensions of influenza virus sealed in a vacuum or under different gases.
Topics: Argon; Carbon Dioxide; Gases; Helium; Humidity; Hydrogen; Nitrogen; Orthomyxoviridae; Oxygen; Preservation, Biological; Temperature | 1969 |
The quantitative determination of hydrogen in gases, by gas chromatography with helium as the carrier gas.
Topics: Chromatography, Gas; Gases; Helium; Hydrogen | 1965 |
Inert gas exchange in subcutaneous gas pockets of air-breathing animals: theory and measurement.
Topics: Animals; Argon; Biometry; Blood Gas Analysis; Fluorides; Helium; Hydrogen; Nitrogen; Nitrous Oxide; Partial Pressure; Respiration; Sulfur | 1966 |
Effects of pressure and pressure antagonists on the growth and membrane-bound ATP-ase of Acholeplasma laidlawii B.
Topics: Acholeplasma laidlawii; Adenosine Triphosphatases; Atmospheric Pressure; Helium; Hydrogen; Kinetics; Membrane Proteins; Partial Pressure; Pentanols; Temperature | 1982 |
Recent experimental results on W-values for heavy particles.
Topics: Argon; Carbon; Carbon Dioxide; Energy Transfer; Gases; Helium; Hydrogen; Ions; Mathematics; Methane; Nitrogen; Oxygen; Radiometry | 1980 |
Hydrogen breath test for lactose tolerance adapted to population screening.
Topics: Breath Tests; Chromatography, Gas; Helium; Humans; Hydrogen; Lactose Tolerance Test; Mass Screening; Specimen Handling | 1980 |
Condensation of methane, ammonia, and water and the inhibition of convection in giant planets.
Topics: Ammonia; Atmosphere; Chemical Phenomena; Chemistry, Physical; Convection; Extraterrestrial Environment; Helium; Hydrogen; Jupiter; Mathematics; Methane; Molecular Weight; Neptune; Planets; Saturn; Temperature; Uranus; Water | 1995 |
Does counterperfusion supersaturation cause gas cysts in pneumatosis cystoides coli, and can breathing heliox reduce them?
Topics: Atmospheric Pressure; Colon; Colonic Diseases; Diffusion; Helium; Humans; Hydrogen; Models, Biological; Nitrogen; Oxygen; Pneumatosis Cystoides Intestinalis | 1995 |
Effects of high pressures of various gas mixtures on rat striatal dopamine detected in vivo by voltammetry.
Topics: Animals; Atmospheric Pressure; Corpus Striatum; Dopamine; Electrophysiology; Gases; Helium; Hydrogen; Male; Nitrogen; Oxidopamine; Oxygen; Partial Pressure; Pressure; Rats; Temperature | 1995 |
Big-bang nucleosynthesis and the baryon density of the universe.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Elements; Helium; Hydrogen; Lithium; Mathematics; Neutrons; Temperature | 1995 |
Production and evolution of light elements in active star-forming regions.
Topics: Beryllium; Boron; Carbon; Elements; Extraterrestrial Environment; Helium; Hydrogen; Lithium; Oxygen | 1995 |
Psychophysiological reactions in humans during an open sea dive to 500 m with a hydrogen-helium-oxygen mixture.
Topics: Adult; Atmospheric Pressure; Diving; Helium; High Pressure Neurological Syndrome; Humans; Hydrogen; Male; Mental Processes; Oxygen; Psychomotor Performance; Reaction Time; Tremor | 1994 |
The Galileo probe mass spectrometer: composition of Jupiter's atmosphere.
Topics: Ammonia; Atmosphere; Carbon; Extraterrestrial Environment; Helium; Hydrogen; Jupiter; Mass Spectrometry; Nitrogen; Noble Gases; Oxygen; Water | 1996 |
The helium mass fraction in Jupiter's atmosphere.
Topics: Atmosphere; Extraterrestrial Environment; Helium; Hydrogen; Interferometry; Jupiter; Refractometry | 1996 |
Astronomers probe creation by measuring isotopes.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Helium; Hydrogen; Isotopes; Lithium | 1996 |
Metallization and electrical conductivity of hydrogen in Jupiter.
Topics: Electric Conductivity; Helium; Hydrogen; Jupiter; Magnetics; Pressure; Temperature | 1996 |
[Techniques of underwater intervention: means, methods, research and outlook].
Topics: Decompression; Diving; Helium; History, 19th Century; History, 20th Century; Humans; Hydrogen; Oxygen; Pressure | 1996 |
The application of ion beam analysis to calcium phosphate-based biomaterials.
Topics: Biocompatible Materials; Calcium Phosphates; Crystallography, X-Ray; Helium; Hydrogen; Hydroxyapatites; Ions; Scattering, Radiation; Spectrometry, Mass, Secondary Ion; Temperature | 1996 |
Decompression comparison of helium and hydrogen in rats.
Topics: Animals; Decompression; Helium; Hydrogen; Male; Rats; Rats, Sprague-Dawley; Respiration | 1997 |
Oxygen pulse in guinea pigs in hyperbaric helium and hydrogen.
Topics: Animals; Guinea Pigs; Heart Rate; Helium; Hydrogen; Models, Biological; Oxygen Consumption; Respiration | 1997 |
Relationship between T-wave amplitude and oxygen pulse in guinea pigs in hyperbaric helium and hydrogen.
Topics: Air Pressure; Animals; Diving; Electrocardiography; Guinea Pigs; Heart Rate; Helium; High Pressure Neurological Syndrome; Hydrogen; Male; Models, Biological; Oxygen Consumption; Regression Analysis; Telemetry | 1998 |
A mass spectrum that today is rarely seen.
Topics: Deuterium; Helium; Hydrogen; Mass Spectrometry; Nitrogen | 1999 |
A combined 1H perfusion/3He ventilation NMR study in rat lungs.
Topics: Animals; Helium; Hydrogen; Isotopes; Magnetic Resonance Imaging; Male; Pulmonary Circulation; Pulmonary Embolism; Pulmonary Ventilation; Rats; Rats, Sprague-Dawley | 1999 |
Capillary gas chromatography coupled with microplasma mass spectrometry for organotin speciation.
Topics: Gas Chromatography-Mass Spectrometry; Helium; Hydrogen; Metals; Organotin Compounds; Oxygen | 1999 |
Changes in maximal performance of inspiratory and skeletal muscles during and after the 7.1-MPa Hydra 10 record human dive.
Topics: Diving; Hand; Helium; Humans; Hydrogen; Isometric Contraction; Muscle Fatigue; Nitrogen; Pressure; Respiration; Respiratory Muscles; Temperature | 2000 |
Hydrogen for airships?
Topics: Aircraft; Helium; Hydrogen | 2000 |
Calorimetry and respirometry in guinea pigs in hydrox and heliox at 10-60 atm.
Topics: Animals; Body Temperature Regulation; Calorimetry; Guinea Pigs; Helium; Hydrogen; Male; Mathematics; Models, Biological; Oxygen; Oxygen Consumption | 2000 |
Registered (1)H and (3)He magnetic resonance microscopy of the lung.
Topics: Animals; Anisotropy; Helium; Hydrogen; Image Enhancement; Image Processing, Computer-Assisted; Imaging, Three-Dimensional; Isotopes; Lung; Magnetic Resonance Imaging; Male; Microscopy; Rats; Rats, Inbred F344; Sensitivity and Specificity | 2001 |
The Columbia University single-ion microbeam.
Topics: Equipment Design; Helium; Hydrogen; New York; Particle Accelerators; Radiobiology; Software; Universities | 2001 |
Deuterium/hydrogen isotope ratio measurement of water and organic samples by continuous-flow isotope ratio mass spectrometry using chromium as the reducing agent in an elemental analyser.
Topics: Algorithms; Alkanes; Calcium; Chromium; Deuterium; Esters; Formates; Helium; Hydrogen; Isotopes; Mass Spectrometry; Water | 2001 |
Anti-inflammatory properties of molecular hydrogen: investigation on parasite-induced liver inflammation.
Topics: Animals; Antioxidants; Atmospheric Pressure; Female; Helium; Hemodynamics; Hepatitis; Hydrogen; Liver Cirrhosis; Mice; Mice, Inbred CBA; Nitric Oxide Synthase; Nitric Oxide Synthase Type II; Schistosomiasis mansoni | 2001 |
Calculations on the rate of the ion-molecule reaction between NH3+ and H2.
Topics: Ammonia; Astronomical Phenomena; Astronomy; Extraterrestrial Environment; Helium; Hydrogen; Ions; Models, Chemical; Quantum Theory; Temperature | 1991 |
A high galactic latitude survey of far-ultraviolet excess objects.
Topics: Astronomy; Extraterrestrial Environment; Helium; Hydrogen; Mathematics; Models, Theoretical; Spectrophotometry, Ultraviolet; Temperature; Ultraviolet Rays | 1991 |
Hydrocarbon photochemistry in the upper atmosphere of Jupiter.
Topics: Astronomy; Atmosphere; Extraterrestrial Environment; Helium; Hydrocarbons; Hydrogen; Jupiter; Models, Chemical; Photochemistry; Spacecraft; Sunlight; Temperature; Ultraviolet Rays | 1996 |
Low density of neutral hydrogen and helium in the local interstellar medium: Extreme Ultraviolet Explorer photometry of the Lyman continuum of the hot white dwarfs MCT 0501-2858, MCT 0455-2812, HZ 43, and GD 153.
Topics: Astronomy; Extraterrestrial Environment; Helium; Hydrogen; Photometry; Space Flight; Spacecraft; Temperature; Ultraviolet Rays | 1994 |
Extreme ultraviolet spectroscopy of PKS 2155-304.
Topics: Astronomy; Extraterrestrial Environment; Helium; Hydrogen; Models, Theoretical; Space Flight; Spacecraft; Spectrum Analysis; Ultraviolet Rays; X-Rays | 1994 |
The search for other planets: clues from the solar system.
Topics: Astronomical Phenomena; Astronomy; Atmosphere; Carbon Dioxide; Cosmic Dust; Deuterium; Evolution, Planetary; Extraterrestrial Environment; Helium; Hydrogen; Meteoroids; Minor Planets; Nitrogen; Noble Gases; Planets; Solar System; Water | 1994 |
Mean excitation energies for stopping powers in various materials composed of elements hydrogen through argon.
Topics: Aluminum; Beryllium; Electrons; Elementary Particle Interactions; Elements; Helium; Hydrogen; Lithium; Mathematics; Metals; Models, Theoretical; Nuclear Physics; Quantum Theory | 1984 |
Spectra of simulated lightning on Venus, Jupiter, and Titan.
Topics: Ammonia; Atmosphere; Carbon Dioxide; Extraterrestrial Environment; Gases; Helium; Hydrogen; Jupiter; Lasers; Lightning; Methane; Models, Chemical; Nitrogen; Saturn; Spectrum Analysis; Venus | 1985 |
Asymptotic screened hydrogenic radial integrals.
Topics: Electrons; Energy Transfer; Helium; Hydrogen; Mathematics; Models, Theoretical; Nuclear Physics | 1988 |
Differential oscillator strengths and dipole polarizabilities for transitions of the helium sequence.
Topics: Electrons; Energy Transfer; Helium; Hydrogen; Ions; Mathematics; Models, Theoretical; Nuclear Physics | 1988 |
Radiation chemistry in the Jovian stratosphere: laboratory simulations.
Topics: Ammonia; Atmosphere; Cosmic Radiation; Electrons; Extraterrestrial Environment; Helium; Hydrocarbons; Hydrogen; Jupiter; Methane; Nitrogen Compounds; Photochemistry; Radiochemistry; Solar Activity | 1992 |
Light ion components of the galactic cosmic rays: nuclear interactions and transport theory.
Topics: Cosmic Radiation; Elementary Particle Interactions; Helium; Hydrogen; Ions; Isotopes; Models, Theoretical; Neutrons; Nuclear Physics; Protons; Quantum Theory; Radiation Protection; Scattering, Radiation; Tritium | 1996 |
Chemical composition measurements of the atmosphere of Jupiter with the Galileo Probe mass spectrometer.
Topics: Atmosphere; Atmospheric Pressure; Extraterrestrial Environment; Gases; Helium; Hydrocarbons; Hydrogen; Jupiter; Mass Spectrometry; Noble Gases; Space Flight; Spacecraft | 1998 |
Hot hydrogen atom reactions moderated by H2 and He.
Topics: Ammonia; Atmosphere; Deuterium; Elementary Particle Interactions; Helium; Hot Temperature; Hydrogen; Mass Spectrometry; Methane; Models, Chemical; Photolysis; Planets | 1986 |
A pyrolysis/gas chromatographic method for the determination of hydrogen in solid samples.
Topics: Astronomy; Calibration; Chromatography, Gas; Helium; Hydrogen; Moon; Soil | 1987 |
Solid hydrocarbon aerosols produced in simulated Uranian and Neptunian stratospheres.
Topics: Aerosols; Atmosphere; Extraterrestrial Environment; Helium; Hydrocarbons; Hydrogen; Methane; Neptune; Photolysis; Polymers; Ultraviolet Rays; Uranus | 1987 |
Light hydrocarbons from plasma discharge in H2-He-CH4: first results and Uranian auroral chemistry.
Topics: Atmosphere; Cosmic Radiation; Electrons; Helium; Hydrocarbons; Hydrogen; Methane; Models, Theoretical; Photochemistry; Space Flight; Ultraviolet Rays; Uranus | 1987 |
Can interstellar H2S be formed via gas-phase reactions? Calculations concerning the rates of the ternary and radiative association reactions between HS+ and H2.
Topics: Extraterrestrial Environment; Helium; Hydrogen; Hydrogen Sulfide; Mathematics; Models, Chemical; Sulfur | 1989 |
The composition of the Jovian atmosphere as determined by the Galileo probe mass spectrometer.
Topics: Atmosphere; Calibration; Carbon; Extraterrestrial Environment; Gases; Helium; Hydrocarbons; Hydrogen; Jupiter; Mass Spectrometry; Noble Gases; Space Flight; Spacecraft | 1998 |
Laboratory investigation of the contribution of complex aromatic/aliphatic polycyclic hybrid molecular structures to interstellar ultraviolet extinction and infrared emission.
Topics: Cosmic Dust; Cycloparaffins; Exobiology; Extraterrestrial Environment; Helium; Hydrogen; Naphthalenes; Nitrogen; Oxygen; Polycyclic Aromatic Hydrocarbons; Spectrophotometry, Infrared; Spectrophotometry, Ultraviolet; Vacuum | 2000 |
Organics produced by ion irradiation of ices: some recent results.
Topics: Argon; Carbon; Carbon Monoxide; Evolution, Chemical; Extraterrestrial Environment; Helium; Hydrogen; Ice; Ions; Methane; Methanol; Nitrogen; Oxygen; Protons; Spectrophotometry, Infrared; Water | 2001 |
Real-time quantitative analysis of H2, He, O2, and Ar by quadrupole ion trap mass spectrometry.
Topics: Argon; Environmental Monitoring; Evaluation Studies as Topic; Hazardous Substances; Helium; Hydrogen; Ions; Mass Spectrometry; Nitrogen; Oxygen; Spacecraft; United States; United States National Aeronautics and Space Administration | 2002 |
Argon, xenon, hydrogen, and the oxygen consumption and glycolysis of mouse tissue slices.
Topics: Animals; Argon; Brain; Glycolysis; Helium; Hydrogen; Liver; Metabolism; Mice; Neoplasms; Nitrogen; Oxygen Consumption; Sarcoma; Sarcoma, Experimental; Xenon | 1954 |
THE EFFECT OF TEMPERATURE AND CARRIER GAS ON THE LOSS RATE OF TRITIUM FROM RADIOACTIVE FOILS.
Topics: Air; Argon; Copper; Gases; Helium; Hydrogen; Methane; Nitrogen; Radioactivity; Radiometry; Research; Temperature; Tritium | 1963 |
GENERAL BIOLOGICAL SIGNIFICANCE OF METABOLICALLY INERT GASES.
Topics: Anesthesia; Anesthesiology; Argon; Biochemical Phenomena; Biochemistry; Helium; Humans; Hydrogen; Krypton; Neurospora; Nitrogen; Noble Gases; Xenon | 1963 |
ABSORPTION OF VARIOUS INERT GASES FROM SUBCUTANEOUS GAS POCKETS IN RATS. TECHN DOCUM REP AMRL-TDR-63-103 (I).
Topics: Argon; Blood Gas Analysis; Carbon Dioxide; Cyclopropanes; Fluorides; Gases; Helium; Hydrogen; Nitrogen; Nitrous Oxide; Noble Gases; Oxygen; Pulmonary Circulation; Research; Respiratory Function Tests | 1963 |
GAS CHROMATOGRAPHIC ANALYSIS OF HYDROGEN-CARBON DIOXIDE MIXTURES.
Topics: Argon; Carbon; Carbon Dioxide; Chromatography; Chromatography, Gas; Helium; Hydrogen; Hydrogen Peroxide; Nitrogen; Research | 1964 |
Evaluation of the pulsed discharge helium ionization detector for the analysis of hydrogen and methane in breath.
Topics: Breath Tests; Helium; Humans; Hydrogen; Methane; Reproducibility of Results; Sensitivity and Specificity | 2004 |
Automatic tuning and matching of a small multifrequency saddle coil at 4.7 T.
Topics: Analog-Digital Conversion; Animals; Equipment Design; Fluorine; Helium; Hydrogen; Image Enhancement; Isotopes; Lung; Magnetic Resonance Imaging; Magnetic Resonance Spectroscopy; Phantoms, Imaging; Potentiometry; Rats; Signal Processing, Computer-Assisted | 2004 |
Planetary science. Saturn: the unfinished symphony.
Topics: Ammonia; Atmosphere; Extraterrestrial Environment; Helium; Hot Temperature; Hydrogen; Ice; Saturn; Spacecraft; Water | 2004 |
Permeation of binary gas mixtures in ultramicroporous membranes.
Topics: Carbon Dioxide; Complex Mixtures; Gases; Helium; Hydrogen; Materials Testing; Membranes, Artificial; Methane; Nanotechnology; Permeability; Porosity; Temperature; Ultrafiltration | 2004 |
Planetary science. Looking into the giant planets.
Topics: Atmosphere; Evolution, Planetary; Gravitation; Helium; Hydrogen; Jupiter; Mathematics; Models, Structural; Pressure; Saturn; Spacecraft; Temperature | 2004 |
Adsorption, desorption, and conversion of thiophene on H-ZSM5.
Topics: Adsorption; Helium; Hydrogen; Oxygen; Propane; Surface Properties; Temperature; Thiophenes; Zeolites | 2004 |
Analysis of the nuclear-electronic orbital method for model hydrogen transfer systems.
Topics: Chemistry, Physical; Electrons; Helium; Hydrogen; Models, Statistical; Models, Theoretical; Molecular Structure; Protons | 2005 |
[Study of new XeCl laser with short duration time and preionzation at high pressure].
Topics: Chlorides; Helium; Hydrochloric Acid; Hydrogen; Ions; Lasers, Excimer; Pressure; Spectrophotometry, Ultraviolet; Time Factors; Xenon | 2005 |
(HCl)2 and (HF)2 in small helium clusters: quantum solvation of hydrogen-bonded dimers.
Topics: Chemistry, Physical; Cluster Analysis; Dimerization; Helium; Hydrochloric Acid; Hydrofluoric Acid; Hydrogen; Hydrogen Bonding; Models, Statistical; Molecular Conformation; Monte Carlo Method; Probability; Quantum Theory; Software; Solvents | 2005 |
Comment on "A hydrogen-rich early Earth atmosphere".
Topics: Atmosphere; Carbon Dioxide; Earth, Planet; Evolution, Chemical; Helium; Hydrogen; Organic Chemicals; Temperature | 2006 |
Astronomy. Nucleosynthesis in binary stars.
Topics: Astronomical Phenomena; Astronomy; Carbon; Cosmic Dust; Evolution, Planetary; Helium; Hydrogen; Iron; Isotopes; Metals | 2006 |
Influence of O2 and H2O on carbothermal reduction of SO2 by oil-sand fluid coke.
Topics: Air Pollution; Carbon Monoxide; Coke; Helium; Hydrogen; Industry; Oils; Oxygen; Silicon Dioxide; Sulfides; Sulfur; Sulfur Dioxide; Thermodynamics; Water | 2005 |
Ultra-smooth nanostructured diamond films deposited from He/H2/CH4/N2 microwave plasmas.
Topics: Diamond; Helium; Hydrogen; Kinetics; Methane; Microscopy, Atomic Force; Microwaves; Nanostructures; Nitrogen; Titanium; X-Ray Diffraction | 2006 |
Martian CH(4): sources, flux, and detection.
Topics: Atmosphere; Exobiology; Geological Phenomena; Geology; Helium; Hydrogen; Mars; Methane; Radioactivity; Spectrophotometry, Infrared | 2006 |
Vanadium determination in chloride matrices using ICP-MS: finding the optimum collision/reaction cell parameters for suppressing polyatomic interferences.
Topics: Chlorides; Helium; Hydrogen; Ions; Mass Spectrometry; Vanadium | 2006 |
High-LET radiolysis of liquid water with 1H+, 4He2+, 12C6+, and 20Ne9+ ions: effects of multiple ionization.
Topics: Carbon; Cations; Computer Simulation; Electrons; Helium; Hydrogen; Linear Energy Transfer; Neon; Vibration; Water | 2005 |
Interstellar chemistry.
Topics: Astronomy; Carbon; Chemistry, Organic; Cosmic Dust; Evolution, Chemical; Extraterrestrial Environment; Helium; Humans; Hydrogen; Organic Chemistry Phenomena; Origin of Life; Thermodynamics | 2006 |
Determination of cadmium in oyster tissue using isotope dilution inductively coupled plasma mass spectrometry: comparison of results obtained in the standard and He/H2 cell modes.
Topics: Animals; Cadmium; Helium; Hydrogen; Isotope Labeling; Mass Spectrometry; Molybdenum; Ostreidae; Reproducibility of Results; Sensitivity and Specificity; Zirconium | 2006 |
Nanopumping using carbon nanotubes.
Topics: Capillary Action; Computer Simulation; Diffusion; Gases; Helium; Hydrogen; Microfluidics; Models, Chemical; Models, Molecular; Nanotechnology; Nanotubes, Carbon | 2006 |
Aromatic C20F20 cage and its endohedral complexes X@C20F20 (X = H-, F-, Cl-, Br-, H, He).
Topics: Fluorocarbons; Halogens; Helium; Hydrogen; Polycyclic Compounds; Static Electricity; Thermodynamics | 2007 |
[Diving: barometric pressure and neurochemical mechanisms].
Topics: Anesthesia, Inhalation; Anesthetics, Inhalation; Atmospheric Pressure; Baroreflex; Brain; Cell Membrane Permeability; Decompression Sickness; Diving; France; Helium; High Pressure Neurological Syndrome; History, 19th Century; Humans; Hydrogen; Inert Gas Narcosis; Models, Neurological; Neon; Neurotransmitter Agents; Nitrogen; Oxygen; Partial Pressure; Pressure; Receptors, GABA-A; Synaptic Transmission; Ventilators, Mechanical | 2006 |
Rovibrational spectra for the HCCCN*HCN and HCN*HCCCN binary complexes in 4He droplets.
Topics: Carbon; Dimerization; Helium; Hydrogen; Hydrogen Bonding; Hydrogen Cyanide; Macromolecular Substances; Monte Carlo Method; Nanostructures; Nitriles; Nitrogen; Spectrophotometry, Infrared; Temperature | 2007 |
Photofragment slice imaging studies of pyrrole and the Xe...pyrrole cluster.
Topics: Cations; Chemistry, Physical; Cluster Analysis; Electrons; Helium; Hydrogen; Light; Models, Theoretical; Molecular Conformation; Photochemistry; Photolysis; Photons; Pyrroles; Xenon | 2007 |
Al4H7(-) is a resilient building block for aluminum hydrogen cluster materials.
Topics: Aluminum; Electrochemistry; Helium; Hydrogen; Hydrogen Bonding; Mass Spectrometry; Models, Molecular; Molecular Structure; Organometallic Compounds; Oxidation-Reduction; Oxygen; Volatilization | 2007 |
Helium pycnometry as a tool for assessment of sealing efficiency in microencapsulation.
Topics: Capsules; Cellulose; Equipment Design; Helium; Humidity; Hypromellose Derivatives; Methylcellulose; Particle Size; Povidone; Solubility; Surface Properties | 2007 |
Ab initio study of ground state MH2, HMHe+ and MHe2(2+), M = Mg, Ca.
Topics: Calcium Compounds; Computer Simulation; Helium; Hydrogen; Ions; Magnesium Compounds; Quantum Theory | 2008 |
Inelastic electron interaction with chloroform clusters embedded in helium droplets.
Topics: Chloroform; Elasticity; Electrons; Helium; Hydrogen; Ions; Mass Spectrometry; Temperature | 2008 |
Monte-Carlo calculations of particle fluences and neutron effective dose rates in the atmosphere.
Topics: Aircraft; Algorithms; Atmosphere; Computer Simulation; Cosmic Radiation; Helium; Humans; Hydrogen; Mesons; Monte Carlo Method; Neutrons; Photons; Radiation Dosage; Radiation Monitoring; Software | 2008 |
Double ionization of HeH+ molecules in intense laser fields.
Topics: Computer Simulation; Helium; Hydrogen; Ions; Lasers; Light; Models, Chemical; Radiation Dosage; Scattering, Radiation | 2008 |
(1)H and hyperpolarized (3)He MR imaging of mouse with LPS-induced inflammation.
Topics: Animals; Bronchoalveolar Lavage; Female; Helium; Hydrogen; Isotopes; Lipopolysaccharides; Magnetic Resonance Imaging; Mice; Mice, Inbred BALB C; Pulmonary Disease, Chronic Obstructive | 2009 |
NMR temperature-jump method for measuring reaction rates: reaction of dimethylanthracene with H2@C60.
Topics: Anthracenes; Fullerenes; Helium; Hydrogen; Isotopes; Kinetics; Magnetic Resonance Spectroscopy; Temperature | 2009 |
Application of gas chromatography with a pulsed discharge helium ionization detector for measurements of molecular hydrogen in the atmosphere.
Topics: Atmosphere; Chromatography, Gas; Helium; Hydrogen | 2009 |
Surface reconstruction of Pt nanocrystals interacting with gas atmosphere. Bridging the pressure gap with in situ diffraction.
Topics: Adsorption; Gases; Helium; Hydrogen; Nanostructures; Platinum; Pressure; Surface Properties; X-Ray Diffraction | 2009 |
Noble gases and hydrogen at high pressures.
Topics: Algorithms; Chemistry, Physical; Deuterium; Helium; Hydrogen; Models, Statistical; Noble Gases; Pressure; Tritium | 2005 |
¹H and hyperpolarized ³He magnetic resonance imaging clearly detect the preventative effect of a glucocorticoid on endotoxin-induced pulmonary inflammation in vivo.
Topics: Animals; Bronchoalveolar Lavage Fluid; Budesonide; Endotoxins; Feasibility Studies; Helium; Hydrogen; Magnetic Resonance Imaging; Mice; Mice, Inbred BALB C; Pneumonia; Respiratory Function Tests | 2011 |
Collision/reaction cell ICP-MS with shielded torch and sector field ICP-MS for the simultaneous determination of selenium isotopes in biological matrices.
Topics: Animals; Gases; Helium; Hydrogen; Isotopes; Kidney; Liver; Lung; Male; Mass Spectrometry; Rats; Rats, Wistar; Selenium; Tissue Distribution | 2011 |
A possible in situ 3H and 3He source in Earth's interior: an alternative explanation of origin of 3He in deep Earth.
Topics: Earth, Planet; Evolution, Planetary; France; Geology; Germany; Helium; Hydrogen; Turkey; Volcanic Eruptions | 2010 |
A feasibility study using radiochromic films for fast neutron 2D passive dosimetry.
Topics: Algorithms; Aluminum; Animals; Calibration; Fast Neutrons; Feasibility Studies; Film Dosimetry; Helium; Hydrogen; Mice; Monte Carlo Method; Phantoms, Imaging; Radiotherapy Dosage; Reproducibility of Results | 2010 |
Influence of carrier gas on the prediction of gas chromatographic retention times based on thermodynamic parameters.
Topics: Alcohols; Alkanes; Chromatography, Gas; Gases; Helium; Hydrogen; Kinetics; Nitrogen; Thermodynamics | 2011 |
A study of electron affinities using the initiator approach to full configuration interaction quantum Monte Carlo.
Topics: Electrons; Helium; Hydrogen; Molecular Dynamics Simulation; Monte Carlo Method; Quantum Theory | 2011 |
Calculations of fine-structure resolved collisional rate coefficients for the NH(X3Σ-)-He system.
Topics: Helium; Hydrogen; Molecular Structure; Nitrogen; Surface Properties; Thermodynamics | 2011 |
Production of hydrocarbon fuels from biomass using catalytic pyrolysis under helium and hydrogen environments.
Topics: Biofuels; Biomass; Catalysis; Gas Chromatography-Mass Spectrometry; Helium; Hot Temperature; Hydrocarbons, Aromatic; Hydrogen; Pinus; Thermogravimetry; Wood | 2011 |
Use of hydrogen as a carrier gas for the analysis of steroids with anabolic activity by gas chromatography-mass spectrometry.
Topics: Anabolic Agents; Androstanols; Androsterone; Doping in Sports; Epitestosterone; Gas Chromatography-Mass Spectrometry; Helium; Hydrogen; Testosterone | 2011 |
Real-space finite-difference approach for multi-body systems: path-integral renormalization group method and direct energy minimization method.
Topics: Algorithms; Biophysics; Carbon; Electrons; Helium; Hydrogen; Materials Testing; Models, Statistical; Models, Theoretical; Monte Carlo Method; Normal Distribution; Physics; Quantum Dots; Reproducibility of Results | 2011 |
Vacancy trapping mechanism for multiple hydrogen and helium in beryllium: a first-principles study.
Topics: Beryllium; Diffusion; Helium; Hydrogen; Models, Chemical | 2012 |
Quantum molecular mechanics-a noniterative procedure for the fast ab Initio calculation of closed shell systems.
Topics: Electrons; Helium; Hydrogen; Hydrogen Bonding; Methane; Quantum Theory; Static Electricity; Thermodynamics | 2012 |
Time-dependent wave packet quantum and quasi-classical trajectory study of He + H₂⁺, D₂⁺ → HeH⁺ + H, HeD⁺ + D reaction on an accurate FCI potential energy surface.
Topics: Deuterium; Helium; Hydrogen; Quantum Theory; Time Factors | 2012 |
Evaluation of the mean energy deposit during the impact of charged particles on liquid water.
Topics: DNA Breaks; Helium; Hydrogen; Water | 2012 |
Ion mobility separation of variant histone tails extending to the "middle-down" range.
Topics: Acetylation; Helium; Histones; Hydrogen; Ions; Mass Spectrometry; Nitrogen; Peptides | 2012 |
Comparison of the performance of exact-exchange-based density functional methods.
Topics: Dimerization; Fluorides; Helium; Hydrogen; Nitric Oxide; Nitrogen; Quantum Theory | 2012 |
Electronic stopping power in gold: the role of d electrons and the H/He anomaly.
Topics: Electrons; Gold; Helium; Hydrogen; Quantum Theory | 2012 |
Complex-scaled equation-of-motion coupled-cluster method with single and double substitutions for autoionizing excited states: theory, implementation, and examples.
Topics: Beryllium; Electrons; Helium; Hydrogen; Quantum Theory | 2013 |
Including nuclear quantum effects into highly correlated electronic structure calculations of weakly bound systems.
Topics: Electrons; Helium; Hydrogen; Hydrogen Bonding; Molecular Structure; Quantum Theory | 2013 |
Longitudinal, noninvasive monitoring of compensatory lung growth in mice after pneumonectomy via (3)He and (1)H magnetic resonance imaging.
Topics: Animals; Diffusion Magnetic Resonance Imaging; Helium; Hydrogen; Lung; Lung Compliance; Lung Volume Measurements; Mice; Mice, Inbred C57BL; Models, Animal; Neovascularization, Physiologic; Pneumonectomy; Pulmonary Alveoli; Pulmonary Gas Exchange; Recovery of Function; Regeneration; Time Factors | 2013 |
Indirect hydrogen analysis by gas chromatography coupled to mass spectrometry (GC-MS).
Topics: Gas Chromatography-Mass Spectrometry; Helium; Hydrogen; Nitrogen; Protons | 2013 |
Enhanced ionization of the non-symmetric HeH+ molecule driven by intense ultrashort laser pulses.
Topics: Helium; Hydrogen; Lasers | 2013 |
Low-level gamma and neutron monitoring based on use of proportional counter filled with 3He in polythene moderator: study of the responses to gamma and neutrons.
Topics: Equipment Design; Gamma Rays; Helium; Hydrogen; Isotopes; Neutrons; Photons; Polyethylene; Radiation Dosage; Radiometry; Reproducibility of Results | 2014 |
Comparative chromatography-mass spectrometry studies on the antiretroviral drug nevirapine-analytical performance characteristics in human plasma determination.
Topics: Anti-HIV Agents; Chromatography, High Pressure Liquid; Gas Chromatography-Mass Spectrometry; Helium; Humans; Hydrogen; Limit of Detection; Nevirapine; Spectrometry, Mass, Electrospray Ionization; Spectrophotometry, Ultraviolet | 2014 |
High performance simulation of environmental tracers in heterogeneous domains.
Topics: Argon; Chlorofluorocarbons; Computer Simulation; Environmental Monitoring; Groundwater; Helium; Hydrogen; Radioisotopes; Sulfur Hexafluoride; Water Movements | 2015 |
Deciphering the "chemical" nature of the exotic isotopes of hydrogen by the MC-QTAIM analysis: the positively charged muon and the muonic helium as new members of the periodic table.
Topics: Deuterium; Helium; Hydrogen; Models, Chemical; Quantum Theory; Tritium | 2014 |
Quantum dynamics of the reaction H((2)S) + HeH(+)(X(1)Σ(+)) → H2(+)(X(2)Σg(+)) + He((1)S) from cold to hyperthermal energies: time-dependent wavepacket study and comparison with time-independent calculations.
Topics: Helium; Hydrogen; Hydrogen Sulfide; Quantum Theory; Sulfur; Temperature; Time Factors | 2014 |
Occurrence and core-envelope structure of 1-4× Earth-size planets around Sun-like stars.
Topics: Atmosphere; Earth, Planet; Evolution, Planetary; Exobiology; Helium; Hydrogen; Models, Theoretical; Origin of Life; Solar System; Spectrum Analysis; Stars, Celestial; Telescopes; Water | 2014 |
Assessment of regional lung function with multivolume (1)H MR imaging in health and obstructive lung disease: comparison with (3)He MR imaging.
Topics: Adult; Aged; Asthma; Case-Control Studies; Female; Helium; Humans; Hydrogen; Lung Volume Measurements; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Disease, Chronic Obstructive; Pulmonary Emphysema; Respiratory Function Tests | 2014 |
Limitations of the use of environmental tracers to infer groundwater age.
Topics: Argon; Carbon Radioisotopes; Chlorofluorocarbons; Environmental Monitoring; Groundwater; Helium; Hydrogen; Models, Theoretical; Radioisotopes; Sulfur Hexafluoride; Tritium; Water Movements | 2015 |
Evaluation of the multi-element capabilities of collision/reaction cell inductively coupled plasma-mass spectrometry in wine analysis.
Topics: Ammonia; Chromium; Elements; Gases; Helium; Hydrogen; Mass Spectrometry; Reproducibility of Results; Titanium; Wine | 2014 |
Energy deposition of H and He ion beams in hydroxyapatite films: a study with implications for ion-beam cancer therapy.
Topics: Bone Substitutes; Computer Simulation; Durapatite; Energy Transfer; Heavy Ions; Helium; Hydrogen; Materials Testing; Models, Chemical; Radiotherapy, High-Energy | 2014 |
Super hydrogen and helium barrier with polyelectolyte nanobrick wall thin film.
Topics: Acrylic Resins; Bentonite; Gases; Helium; Hydrogen; Permeability; Polyethyleneimine; Product Packaging; Surface Properties | 2015 |
Free-breathing pulmonary 1H and Hyperpolarized 3He MRI: comparison in COPD and bronchiectasis.
Topics: Aged; Analysis of Variance; Bronchiectasis; Female; Helium; Humans; Hydrogen; Image Processing, Computer-Assisted; Isotopes; Lung; Magnetic Resonance Imaging; Male; Pulmonary Disease, Chronic Obstructive; Respiration; Respiratory Function Tests; Spirometry | 2015 |
Habitable evaporated cores: transforming mini-Neptunes into super-Earths in the habitable zones of M dwarfs.
Topics: Astronomy; Atmosphere; Earth, Planet; Evolution, Planetary; Exobiology; Extraterrestrial Environment; Helium; Hydrodynamics; Hydrogen; Neptune; Stars, Celestial; Temperature | 2015 |
Free-complement local-Schrödinger-equation method for solving the Schrödinger equation of atoms and molecules: basic theories and features.
Topics: Helium; Hydrogen; Models, Chemical; Quantum Theory | 2015 |
Comparative study of dose distributions and cell survival fractions for 1H, 4He, 12C and 16O beams using Geant4 and Microdosimetric Kinetic model.
Topics: Carbon Radioisotopes; Cell Survival; Cells, Cultured; Heavy Ion Radiotherapy; Helium; Humans; Hydrogen; Kinetics; Models, Theoretical; Monte Carlo Method; Oxygen Radioisotopes; Radiotherapy Dosage; Radiotherapy Planning, Computer-Assisted; Submandibular Gland; Submandibular Gland Neoplasms | 2015 |
Experimental and Modeling Investigation of the Low-Temperature Oxidation of Dimethyl Ether.
Topics: Alkenes; Chromatography, Gas; Computer Simulation; Formaldehyde; Helium; Hydrogen; Hydrogen Peroxide; Kinetics; Methyl Ethers; Models, Anatomic; Oxidation-Reduction; Oxygen; Pressure; Quantum Theory; Spectrum Analysis; Temperature; Water | 2015 |
[Gas chromatography with a Pulsed discharge helium ionization detector for measurement of molecular hydrogen(H2) in the atmosphere].
Topics: Atmosphere; China; Chromatography, Gas; Helium; Hydrogen; Seasons | 2015 |
Globally optimal co-segmentation of three-dimensional pulmonary ¹H and hyperpolarized ³He MRI with spatial consistence prior.
Topics: Algorithms; Helium; Humans; Hydrogen; Image Enhancement; Imaging, Three-Dimensional; Isotopes; Magnetic Resonance Imaging; Pulmonary Disease, Chronic Obstructive | 2015 |
RF instrumentation for same-breath triple nuclear lung MR imaging of (1)H and hyperpolarized (3)He and (129)Xe at 1.5T.
Topics: Adult; Breath Holding; Equipment Design; Helium; Humans; Hydrogen; Lung; Magnetic Resonance Imaging; Male; Xenon Isotopes | 2016 |
Molecular hydrogen messengers can lead to structural infidelity: A cautionary tale of protonated glycine.
Topics: Glycine; Helium; Hydrogen; Hydrogen Bonding; Mass Spectrometry; Protons; Spectrophotometry, Infrared | 2015 |
Gas-Phase Reaction of Hydroxyl Radical with p-Cymene over an Extended Temperature Range.
Topics: Acids, Noncarboxylic; Boric Acids; Cymenes; Gases; Helium; Heptanes; Hydrobromic Acid; Hydrogen; Hydroxyl Radical; Kinetics; Mass Spectrometry; Monoterpenes; Pentanes; Pressure; Temperature | 2015 |
Antiproton stopping power data for radiation therapy simulations.
Topics: Electrons; Helium; Hydrogen; Monte Carlo Method; Protons; Radiotherapy; Time Factors; Water | 2016 |
Charge transfer dissociation of phosphocholines: gas-phase ion/ion reactions between helium cations and phospholipid cations.
Topics: Cations; Helium; Hydrogen; Phospholipids; Phosphorylcholine; Signal-To-Noise Ratio; Sodium; Spectrometry, Mass, Electrospray Ionization | 2017 |
Polyatomic ab Initio Complex Potential Energy Surfaces: Illustration of Ultracold Collisions.
Topics: Helium; Hydrogen; Quantum Theory; Surface Properties; Thermodynamics | 2017 |
Lateral variations of radiobiological properties of therapeutic fields of
Topics: Carbon; Heavy Ion Radiotherapy; Helium; Humans; Hydrogen; Kinetics; Linear Energy Transfer; Monte Carlo Method; Oxygen; Radiobiology; Radiometry; Relative Biological Effectiveness | 2017 |
A novel method for assessment of fragmentation and beam-material interactions in helium ion radiotherapy with a miniaturized setup.
Topics: Computer Simulation; Equipment Design; Heavy Ion Radiotherapy; Helium; Hydrogen; Ions; Miniaturization; Monte Carlo Method; Phantoms, Imaging; Polymethyl Methacrylate; Radiometry; Radiotherapy Planning, Computer-Assisted | 2017 |
Free-breathing Pulmonary MR Imaging to Quantify Regional Ventilation.
Topics: Adult; Aged; Aged, 80 and over; Asthma; Female; Healthy Volunteers; Helium; Humans; Hydrogen; Image Interpretation, Computer-Assisted; Lung Volume Measurements; Magnetic Resonance Imaging; Male; Middle Aged; Proof of Concept Study; Pulmonary Gas Exchange; Reproducibility of Results; Respiration; Respiratory Function Tests; Retrospective Studies; Young Adult | 2018 |
Detection of adulterated drugs in traditional Chinese medicine and dietary supplements using hydrogen as a carrier gas.
Topics: Chlorzoxazone; Dietary Supplements; Drug Contamination; Drugs, Chinese Herbal; Gas Chromatography-Mass Spectrometry; Helium; Humans; Hydrogen; Limit of Detection; Oxymetholone; Pyrimidinones; Sildenafil Citrate; Sulfones | 2018 |
Comparison of CT ventilation imaging and hyperpolarised gas MRI: effects of breathing manoeuvre.
Topics: Adult; Algorithms; Asthma; Breath Holding; Female; Helium; Humans; Hydrogen; Image Processing, Computer-Assisted; Isotopes; Lung; Magnetic Resonance Imaging; Male; Middle Aged; Pulmonary Ventilation; Respiration; Time Factors; Tomography, X-Ray Computed | 2019 |
Rising above helium: A hydrogen carrier gas chromatography flame ionization detection (GC-FID) method for the simultaneous quantification of toxic alcohols and ethylene glycol in human plasma specimens.
Topics: Calibration; Chromatography, Gas; Ethylene Glycol; Fatty Alcohols; Female; Flame Ionization; Helium; Humans; Hydrogen; Male | 2019 |
INVESTIGATION OF NUCLEAR EMULSIONS IN TERMS OF NEUTRON DOSIMETRY.
Topics: Boron; Bromides; Calibration; Emulsions; Fast Neutrons; Gelatin; Helium; Hydrogen; Image Processing, Computer-Assisted; Lithium; Neutrons; Phantoms, Imaging; Radiometry; Silver Compounds | 2019 |
A Molecular Candle Where Few Molecules Shine: HeHHe
Topics: Extraterrestrial Environment; Helium; Hydrogen; Isotopes; Photons; Quantum Theory; Software; Spectroscopy, Fourier Transform Infrared; Vibration | 2020 |
Helium-flushed sheathed nickel tube reactor for continuous flow oxygen stable isotope compound-specific analysis.
Topics: Helium; Hydrogen; Nickel; Oxygen; Oxygen Isotopes | 2022 |
Flow-modulated comprehensive two-dimensional gas chromatography combined with time-of-flight mass spectrometry: use of hydrogen as a more sustainable alternative to helium.
Topics: Fatty Acids; Gas Chromatography-Mass Spectrometry; Helium; Hydrogen; Mass Spectrometry; Pesticides | 2022 |
NiTi Alloys Exposure Alters miR-124 Expression in Physiological and Osteoarthritic Osteoblasts.
Topics: Alloys; Helium; Humans; Hydrogen; Lipopolysaccharides; MicroRNAs; Osteoarthritis; Osteoblasts; Titanium | 2022 |
What about nitrogen? Using nitrogen as a carrier gas during the analysis of petroleum biomarkers by gas chromatography mass spectrometry.
Topics: Gas Chromatography-Mass Spectrometry; Helium; Hydrogen; Nitrogen; Petroleum | 2023 |
First Direct Measurement Constraining the ^{34}Ar(α,p)^{37}K Reaction Cross Section for Mixed Hydrogen and Helium Burning in Accreting Neutron Stars.
Topics: Helium; Hydrogen; Models, Statistical; Neutrons | 2023 |