The helium components of energetic terrestrial ion upflows: their occurrence, morphology, and intensityCOLLIN, H. L; PETERSON, W. K; DRAKE, J. F et al.JGR. Journal of geophysical research. Part A, Space physics. 1988, Vol 93, Num 7, pp 7558-7564Article

Stark-broadening regularities of np-nd transition arrays of nitrogen, oxygen, neon, and silicon ion spectral linesDJENIZE, S; LABAT, J; PLATISA, M et al.Astronomy and astrophysics (Berlin. Print). 1990, Vol 227, Num 1, pp 291-293, issn 0004-6361Article

A model of the terrestrial ionosphere in the altitude interval 50-4000 km. I: Atomic ions (H⁺, He⁺, N⁺, O⁺)KÖHNLEIN, W.Earth, moon and planets. 1989, Vol 45, Num 1, pp 53-100, issn 0167-9295Article

Theoretical line intensities from Mg VI, Si VIII, and S X coronal ionsDWIVEDI, B. N.Astrophysics and space science. 1990, Vol 172, Num 1, pp 47-50, issn 0004-640X, 4 p.Article

The transverse diffusion of mass-identified N₂⁺ ions in nitrogenSEJKORA, G; MARK, T. D.Chemical physics letters. 1983, Vol 97, Num 1, pp 123-126, issn 0009-2614Article

Gain characteristics of a microchannel plate operated in the reflection mode for low-energy positive ionsKOSHIDA, N; HATANO, Y.Review of scientific instruments. 1984, Vol 55, Num 5, pp 783-785, issn 0034-6748Article

AMPTE/CCE Observations of shell-like He²⁺ and O⁶⁺ distributions in the magnetosheathFUSELIER, S. A; SHELLEY, E. G; KLUMPAR, D. M et al.Geophysical research letters. 1988, Vol 15, Num 12, pp 1333-1336, issn 0094-8276Article

Massenspektrometrie von Sterinen ― Die Seitenkette als positives Ion = Spectrométrie de masse des stérols ― La chaîne latérale comme ion positif = Mass spectrometry of sterols ― Side chain as positive ionSCHILLER, H.Fette, Seifen, Anstrichmittel. 1985, Vol 87, Num 2, pp 64-66, issn 0015-038XArticle

A novel calibrant for positive ion fast atom bombardment mass spectrometry based on poly(ethyleneglycol) and potassium iodideBARE, K. J.Organic mass spectrometry. 1985, Vol 20, Num 11, pp 693-694, issn 0030-493XArticle

Energization of positive ions in the cometary foreshock regionAMATA, E; FORMISANO, V.Planetary and space science. 1985, Vol 33, Num 11, pp 1243-1250, issn 0032-0633Article

The [HCO⁺]/[HOC⁺] abundance ratio in molecular cloudsWOODS, R. C; GUDEMAN, C. S; DICKMAN, R. L et al.The Astrophysical journal. 1983, Vol 270, Num 2, pp 583-588, issn 0004-637XArticle

Further spectra of the close QSO pair Q1548+114A,BSARGENT, W. L. W; STEIDEL, C. C.Publications of the Astronomical Society of the Pacific. 1989, Vol 101, Num 645, pp 962-965, issn 0004-6280Article

Geos 1 observations of low-energy ions in the earth's plasmasphere: a study on composition, and temperature and density structure under quiet geomagnetic conditionsFARRUGIA, C. J; GEISS, J; YOUNG, D. T et al.Advances in space research. 1988, Vol 8, Num 8, pp 25-33, issn 0273-1177Conference Paper

Angular differential measurements of ionization in fast H⁺-He collisionsKRISTENSEN, F. G; HORSDAL-PEDERSEN, E.Journal of physics. B. Atomic, molecular and optical physics (Print). 1990, Vol 23, Num 22, pp 4129-4149, issn 0953-4075, 21 p.Article

Bulk properties and velocity distributions of water group ions at comet Halley : Giotto measurementsCOATES, A. J; WILKEN, B; JOHNSTONE, A. D et al.JGR Journal of geophysical research. Part. A, space physics. 1990, Vol 95, Num 7, pp 10249-10260, issn 0196-6928, 12 p.Article

Emission lines from nitrogen-like ions and their diagnostic useRAJU, P. K; DWIVEDI, B. N.Astrophysics and space science. 1990, Vol 173, Num 1, pp 13-26, issn 0004-640X, 14 p.Article

The density distribution of refractory elements away from the galactic planeEDGAR, R. J; SAVAGE, B. D.The Astrophysical journal. 1989, Vol 340, Num 2, pp 762-774, issn 0004-637X, 1Article

Temperature dependence of rate coefficients for reactions of ions with dipolar moleculesCLARY, D. C; SMITH, D; ADAMS, N. G et al.Chemical physics letters. 1985, Vol 119, Num 4, pp 320-326, issn 0009-2614Article

Mobilities of various mass-identified positive ions in helium, neon, and argonBOHRINGER, H; DURUP-FERGUSON, M; FAHEY, D. W et al.The Journal of chemical physics. 1983, Vol 79, Num 4, pp 1974-1976, issn 0021-9606Article

Field desorption behavior of oxides of group III metalsOKUYAMA, F; UCHIYAMA, T; KOJIMA, S et al.International journal of mass spectrometry and ion processes. 1985, Vol 67, Num 1, pp 1-10, issn 0168-1176Article

Triple-quadrupole secondary ion mass spectrometry of low-temperature solids: collision-activated dissociation of large clusters ionsMAGNERA, T. F; DAVID, D. E; TIAN, R et al.Journal of the American Chemical Society. 1984, Vol 106, Num 17, pp 5040-5041, issn 0002-7863Article

Dissociative recombination coefficients for H₃⁺, HCO⁺, N₂H⁺, and CH₅⁺ at low temperature: interstellar implicationsSMITH, D; ADAMS, N. G.The Astrophysical journal. 1984, Vol 284, Num 1, pp L13-L16, issn 0004-637XArticle

Investigation of the relative stability of positive alkali halide cluster ions generated by fast atom bombardmentMORGAN, T. G; RABRENOVIC, M; HARRIS, F. M et al.Organic mass spectrometry. 1984, Vol 19, Num 7, pp 315-320, issn 0030-493XArticle

Canal radiatif de désexcitation de l'ion bérylliumGREJSER, A. I.Optika i spektroskopiâ. 1984, Vol 56, Num 4, pp 754-755, issn 0030-4034Article

Electronic predissociation of CrCO⁺ and Cr(CO)₂⁺JARROLD, M. F; MISEV, L; BOWERS, M. T et al.Journal of physical chemistry (1952). 1984, Vol 88, Num 18, pp 3928-3929, issn 0022-3654Article