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Nave, Gillian; Johansson, Sveneric (2013). The Spectrum of Fe II. The Astrophysical Journal Supplement Series, 204, (1)
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Zethson, T.; Johansson, Sveneric; Hartman, Henrik; Gull, T. R. (2012). eta Carinae: linelist for the emission spectrum of the Weigelt blobs in the 1700 to 10 400 angstrom wavelength region. Astronomy & Astrophysics, 540,
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Letokhov, Vladilen; Johansson, Sveneric (2009). Astrophysical Lasers : Oxford University Press
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Verner, Ekaterina; Bruhweiler, Frederick; Johansson, Sveneric; Peterson, Bruce (2009). Fe II emission spectra in AGN: observations and theoretical interpretation Physica Scripta, T134,. 9th International Conference on Atomic Spectroscopy and Oscillator Strengths for Astrophysical and Laboratory Plasma. Lund, Sweden: IOP Publishing
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Johansson, Sveneric (2009). A half-life with Fe II: tight bonds and loose ends. Physica Scripta, T134,
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Dahlin, T.; Sjödahl, P.; Johansson, S. (2008-01-01). Embankment dam seepage evaluation from resistivity monitoring data . 14th European Meeting of Environmental and Engineering Geophysics of the Near Surface Geoscience Division of EAGE, Near Surface 2008. Krakow, Poland
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Aldenius, Maria; Johansson, Sveneric (2008). Precision laboratory UV and IR wavelengths for cosmological and astrophysical applications. Pasquini, L.; al., et (Eds.). ESO Astrophysics Symposium, 257 - 258. ESO/Lisbon/Aveiro workshop on Precision spectroscopy in astrophysics, 2006. Aveiro, Portugal
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Johansson, Sveneric (2008). Atomic data for astrophysics - parameters, precision, priorities. Pasquini, L.; al., et (Eds.). ESO Astrophysics Symposium, 123 - 128. ESO/Lisbon/Aveiro workshop on Precision spectroscopy in astrophysics, 2006. Aveiro, Portugal
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Johansson, Sveneric; Letokhov, Vladilen (2008). Possibility of heterodyne correlation interferometry with a tunable laser and absolute frequency measurements. Pasquini, L.; al., et (Eds.). ESO Astrophysics Symposium, the ESO/Lisbon/Aveiro workshop on Precision spectroscopy in astrophysics, Pasquini, L. et al. (eds.), 243-246, 243 - 246. ESO/Lisbon/Aveiro workshop on Precision spectroscopy in astrophysics, 2006. Aveiro, Portugal
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Hartman, Henrik; Nilsson, Hampus; Huldt, Sven; Johansson, Sveneric, et al. (2008). VUV oscillator strengths for iron lines of astrophysical importance Journal of Physics: Conference Series, 130, (012010). 9th International Colloquium on Atomic Spectra and Oscillator Strengths (ASOS9). Lund, Sweden: IOP Publishing
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Hartman, Henrik; Johansson, Sveneric (2008). En gåtfull jätte. Forskning & framsteg, 43, (1), 52 - 55
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Johansson, Sveneric; Wahlgren, Glenn (2007). Commission 14: Atomic & Molecular Data In . Engvold, O. (Ed.). Transactions of the International Astronomical Union, Reports on Astronomy, 26A,, 337 - 375: Cambridge University Press
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Aldenius, Maria; Johansson, Sveneric (2007). Accurate Ritz wavelengths of parity-forbidden [FeII], [TiII] and [CrII] infrared lines of astrophysical interest. Astronomy & Astrophysics, 467,, 152 - 753
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Aldenius, Maria; Tanner, J; Johansson, Sveneric; Lundberg, Hans, et al. (2007). Experimental Mg I oscillator strengths and radiative lifetimes for astrophysical applications on metal-poor stars - New data for the MgI b triplet. Astronomy & Astrophysics, 461, (2), 767 - 773
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Johansson, Sveneric; Hartman, Henrik (2007). Eta Carinae och dess nebulosa. Populär Astronomi, 8, (2), 12 - 17
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Johansson, Sveneric; Letokhov, Vladilen (2007). Astrophysical lasers and nonlinear optical effects in space. New Astronomy Reviews, 51, (5-6), 443 - 523
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Johansson, Sveneric; Letokhov, Vladilen (2007). Unusual spectral effects observed near Carina's mysterious star. Herald of the Russian Academy of Sciences, 77, (1), 27 - 31
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Ljung, Gunilla; Nilsson, Hampus; Asplund, M; Johansson, Sveneric (2006). New and improved experimental oscillator strengths in ZrII and the solar abundance of zirconium. Astronomy & Astrophysics, 456, (3), 167 - 1181
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Eriksson, Mattias; Johansson, Sveneric; Wahlgren, Glenn (2006). The nature of ultraviolet spectra of AG Pegasi and other symbiotic stars: locations, origins, and excitation mechanisms of emission lines. Astronomy & Astrophysics, 451, (1), 89 - 157
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Johansson, Sveneric; Hartman, Henrik; Letokhov, Vladilen (2006). Resonance-enhanced two-photon ionization (RETPI) of Sih II and an anomalous, variable intensity of the lambda-1892 Si III] line in the Weigelt blobs of eta Carinae. Astronomy & Astrophysics, 452, (1), 253 - 256
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Aldenius, Maria; Johansson, Sveneric; Murphy, M. T. (2006). Accurate laboratory ultraviolet wavelengths for quasar absorption-line constraints on varying fundamental constants. Monthly Notices of the Royal Astronomical Society, 370, (1), 444 - 452
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Johansson, Sveneric; Letokhov, Vladilen (2005). Astrophysical laser spectroscopy. Hinds, E.A.; Ferguson, A.; Riis, E. (Eds.). Laser Spectroscopy, Proc. XVII International Conference, 79 - 93
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Johansson, Sveneric; Letokhov, Vladilen (2005). Stimulated amplification in astrophysical plasma: Fe II space laser in gas condensation in the vicinity of Eta Carinae. Bagayev, S.N.; Pokasov, P.V. (Eds.). Modern Problems of Laser Physics, 18 - 28. 4th Int. Symp. MPLP: Inst. Laser Physics Siberian Branch of Russian Academy of Sciences
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Johansson, Sveneric (2005). Atomic data in the 1-5 micron region: present status. Käufl, H.U.; al., et (Eds.). ESO Astrophysics Symposium, 62 - 67: Springer
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Johansson, Sveneric; Gull, TR; Hartman, Henrik; Letokhov, Vladilen (2005). Metastable hydrogen absorption in ejecta close to eta Carinae. Astronomy & Astrophysics, 435, (1), 183 - 189
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Hartman, Henrik; Damineli, A; Johansson, Sveneric; Letokhov, Vladilen (2005). Time variations of the narrow Fe II and H I spectral emission lines from the close vicinity of Eta Carinae during the spectral event of 2003. Astronomy & Astrophysics, 436, (3), 945 - 952
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Eriksson, Mattias; Johansson, Sveneric; Wahlgren, Glenn; Veenhuizen, H, et al. (2005). Bowen excitation of NIII lines in symbiotic stars. Astronomy & Astrophysics, 434, (2), 397 - 404
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Hartman, Henrik; Johansson, Sveneric; Lundberg, Hans; Lundin, P, et al. (2005). Experimental oscillator strengths for forbidden lines in complex spectra Physica Scripta, T119,, 40 - 44. 8th International Colloquium on Atomic Spectra and Oscillator Strenghts, ASOS 8. Madison, WI, United States: IOP Publishing
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Johansson, Sveneric; Letokhov, Vladilen (2005). Stimulated amplification in an astrophysical plasma: An FeII space laser in gas condensation in the vicinity of eta carinae. Laser Physics, 15, (7), 939 - 946
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Hartman, Henrik; Schef, P; Lundin, P; Ellmann, A, et al. (2005). The FERRUM project: experimentally determined metastable lifetimes and transition probabilities for forbidden [Ti II] lines observed in eta Carinae. Monthly Notices of the Royal Astronomical Society, 361, (1), 206 - 210
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Johansson, Sveneric; Letokhov, Vladilen (2005). Possibility of measuring the width of narrow FeII astrophysical laser lines in the vicinity of eta Carinae by means of Brown-Twiss-Townes heterodyne correlation interferometry. New Astronomy, 10, (5), 361 - 369
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Johansson, Sveneric; Letokhov, Vladilen (2005). Stimulated amplification under spatially nonhomogeneous conditions: An astrophysical FeII laser in the vicinity of eta carinae. Physica Scripta, T120,, 99 - 104
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Johansson, Sveneric; Letokhov, Vladilen (2005). Astrophysical lasers in optical Fe II lines in gas condensations near η Carinae Atomic Physics 19, 770,, 399 - 410. Atomic Physics 19. 19th International Conference on Atomic Physics ICAP 2004. Rio de Janeiro, Brazil: American Institute of Physics (AIP)
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Johansson, Sveneric; Letokhov, Vladilen (2005). Astrophysical laser operating in the OI 8446-angstrom line in the Weigelt blobs of eta Carinae. Monthly Notices of the Royal Astronomical Society, 364, (2), 731 - 737
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Wahlgren, Glenn; Nilsson, Hampus; Ivarsson, Stefan; Johansson, Sveneric (2004). Laboratory atomic spectroscopy for the FUSE mission 8th International Colloquium on Atomic Spectra and Oscillator Strengths for Astrophysical and Laboratory Plasmas (ASOS 8), 18 - 18. 8th International Colloquium on Atomic Spectra and Oscillator Strengths for Astrophysical and Laboratory Plasmas (ASOS 8). Madison, WI, United States: Univ. of Wisconsin
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Eriksson, Mattias; Veenhuizen, H.; Wahlgren, Glenn; Johansson, Sveneric (2004). Fe II fluorescence in symbiotic stars. Allen, Christine; Scarfe, Colin (Eds.). The Environment and Evolution of Double and Multiple Stars, Proceedings of IAU Colloquium 191 (Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias ), 21,, 132 - 136. IAU Colloquium 191 on the Environment and Evolution of Double and Multiple Stars. Merida, Mexico: Instituto de Astronomía, UNAM
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Verner, E.; Bruhweiler, F.; Verner, D.; Johansson, Sveneric, et al. (2004). Fe II Diagnostic Tools for Quasars. Astrophysical Journal, 611, (2), 780 - 785
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Johansson, Sveneric; Letokhov, Vladilen (2004). Astrophysical lasers operating in optical Fe II lines in stellar ejecta of η Carinae. Astronomy & Astrophysics, 428,, 497 - 509
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Eriksson, Mattias; Johansson, Sveneric; Wahlgren, Glenn (2004). Modeling the wind structure of AG Peg by fitting of C IV and N V resonance doublets. Astronomy & Astrophysics, 422, (3), 987 - 999
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Hartman, Henrik; Gull, T; Johansson, Sveneric; Smith, N (2004). Identification of emission lines in the low-ionization strontium filament near Eta Carinae. Astronomy & Astrophysics, 419, (1), 215 - 224
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Johansson, Sveneric; Letokhov, Vladilen (2004). The Possibility of Resonance-Enhanced Two-Photon Ionization of Ne and Ar Atoms in Astrophysical Plasmas. Astronomy Reports, 48, (5), 399 - 406
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Smith, Nathan; Morse, Jon A.; Gull, Theodore R.; Hillier, D. John, et al. (2004). Kinematics and Ultraviolet to Infrared Morphology of the Inner Homunculus of η Carinae. Astrophysical Journal, 605, (1), 405 - 424
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Johansson, Sveneric; Letokhov, Vladilen (2004). Anomalous Fe II Spectral Effects and High H I Lyα Temperature in Gas Blobs Near η Carinae. Astronomy Letters, 30, (1), 58 - 63
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Gull, Theodore; Davidson, Kris; Johansson, Sveneric; Damineli, Augusto, et al. (2003). Is the Ejecta of Eta Carinae Overabundant or Overexcited? Frontiers of High Resolution Spectroscopy, 20,. 25th meeting of the IAU, Joint Discussion 20. Sydney, Australia
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Davidson, K.; Ishibashi, K.; Gull, T. R.; Martin, J. C., et al. (2003). The HST Treasury Project on Eta Carinae Bulletin of the American Astronomical Society, 35, (5). AAS 203rd Meeting, 2004. Atlanta, Ga, United States: American Astronomical Society
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Wahlgren, Glenn; Ivarsson, Stefan; Johansson, Sveneric; Proffitt, C R, et al. (2003). Line absorption in the FUSE spectrum of the CP star 17 Com A Bulletin of the American Astronomical Society, 35, (5). AAS 203rd Meeting, 2004. Atlanta, Ga, United States: American Astronomical Society
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Eriksson, Mattias; Johansson, Sveneric; Wahlgren, Glenn (2003). Temporal variations of FeII fluorescence lines in the symbiotic star AG peg Symbiotic Stars Probing Stellar Evolution, ASP Conference Proceedings, 303,, 109 - 112. Euroconference on Symbiotic Stars Probing Stellar Evolution. Los Cancajos, Spain: Astronomical Society of the Pacific (ASP)
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Wahlgren, Glenn; Johansson, Sveneric (2003). Comments on atomic data for the GAIA spectral region GAIA Spectroscopy: Science and Technology, ASP Conference Proceedings, Vol. 298, held 9-12 September 2002 at La Residenza del Sole Congress Center, Gressoney St. Jean, Aosta, Italy. Edited by Ulisse Munari., 298,, 481 - 484: Astronomical Society of the Pacific (ASP)
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Hartman, Henrik; Derkatch, A.; Donnelly, M. P.; Gull, T., et al. (2003). The FERRUM Project: Experimental transition probabilities of [Fe II] and astrophysical applications. Astronomy & Astrophysics, 397, (3), 1143 - 1149
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Johansson, Sveneric; Litzén, Ulf; Lundberg, Hans; Zhang, Z (2003). Experimental f-Value and Isotopic Structure for the Ni I Line Blended with [O I] at 6300 Å. Astrophysical Journal, 584, (2), 107 - 110
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Johansson, Sveneric; Letokhov, Vladilen (2003). Anomalously bright UV lines of Fe II as a probe of gas condensations in the vicinity of hot stars. Astronomy & Astrophysics, 412,, 771 - 776
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Hartman, Henrik; Rostohar, D.; Derkatch, A.; Lundin, P., et al. (2003). The FERRUM project: an extremely long radiative lifetime in Ti II measured in an ion storage ring. Journal of Physics B: Atomic, Molecular and Optical Physics, 36,, 197 - 202
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Ivarsson, Stefan; Andersen, J.; Nordström, Birgitta; Dai, X, et al. (2003). Improved oscillator strengths and wavelengths for Os I and Ir I, and new results on early r-process nucleosynthesis. Astronomy & Astrophysics, 409, (3), 1141 - 1149
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Verner, E.; Bruhweiler, F.; Verner, D.; Johansson, Sveneric, et al. (2003). Revisited Abundance Diagnostics in Quasars: Fe II/Mg II Ratios. Astrophysical Journal, 592, (2), 59 - 62
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Johansson, Sveneric; Letokhov, Vladilen (2003). Astrophysical Lasers with Radiation Pumping by Accidental Resonance. Publications of the Astronomical Society of the Pacific, 115, (814), 1375 - 1382
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Johansson, Sveneric; Letokhov, Vladilen (2003). Radiative Cycle with Stimulated Emission from Atoms and Ions in an Astrophysical Plasma. Physical Review Letters, 90, (1:11101)
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Johansson, Sveneric (2002). The FERRUM Project: oscillator strengths of the iron group elements: Fe II. Rickman, H (Ed.). Highlights of Astronomy, 12,, 84 - 87. the XXIVth General Assembly of the IAU. Manchester, United Kingdom: Astronomical Society of the Pacific (ASP)
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Danks, A. C.; Gull, T. R.; Vieira, G. L.; Johansson, Sveneric (2002). Properties of the -513 km/s Ejecta in the Spectrum of Eta Carinae Bulletin of the American Astronomical Society, 34,, 1184 - 1184. 201st AAS Meeting. Seattle, United States: American Astronomical Society
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Vieira, G. L.; Gull, T. R.; Danks, A. C.; Johansson, Sveneric (2002). The -145 km/s Absorption System of Eta Carinae Bulletin of the American Astronomical Society, 34, (4), 1184 - 1184: The American Astronomical Society
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Verner, E. M.; Gull, T. R.; Bruhweiler, F.; Johansson, Sveneric, et al. (2002). The origin of Fe II and [Fe II] emission lines in the 4,000-10,000 Å range in the BD Weigelt Blobs of Eta Carinae. Astrophysical Journal, 581, (2), 1154 - 1167
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Nilsson, Hampus; Ivarsson, Stefan; Johansson, Sveneric; Lundberg, Hans (2002). Experimental oscillator strengths in U II of cosmological interest. Astronomy & Astrophysics, 381, (3), 1090 - 1093
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Johansson, Sveneric (2002). Working Group on Atomic Spectra and Wavelength Standards, Reports on Astronomy Comm. 14: Atomic and Molecular Data, WG1 In IAU Transactions: International Astronomical Union
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Klimov, V; Johansson, Sveneric; Letokhov, Vladilen (2002). The origin of the anomalous intensity ratio between very bright UV FeII lines and their satellites in gaseous condensations close to the star eta Carinae. Astronomy & Astrophysics, 385, (1), 313 - 327
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Pickering, J. C.; Donnelly, M. P.; Nilsson, Hampus; Hibbert, A., et al. (2002). The FERRUM Project: Experimental oscillator strengths of the UV 8 multiplet and other UV transitions from the y6P levels of Fe II. Astronomy & Astrophysics, 396, (2), 715 - 722
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Johansson, Sveneric; Letokhov, Vladilen (2002). Laser action in a gas condensation in the vicinity of a hot star. JETP Letters, 75, (10), 495 - 498
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Johansson, Sveneric; Derkatch, A.; Donnelly, M. P.; Hartman, Henrik, et al. (2002). The FERRUM Project: New f-value Data for Fe II and Astrophysical Applications Physica Scripta, T100,, 71 - 80. 7th International Colloquium on Atomic Spectra and Oscillator Strengths (ASOS 7). Belfast, United Kingdom: The Royal Swedish Academy of Sciences
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Nilsson, Hampus; Zhang, Z G; Lundberg, Hans; Johansson, Sveneric, et al. (2002). Experimental oscillator strengths in Th II. Astronomy & Astrophysics, 382, (1), 368 - 377
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Sabel, Hans; Joueizadeh, A; Johansson, Sveneric (2002). Ru II wavelengths and energy levels derived by Fourier transform spectroscopy. Physica Scripta, 66, (3), 238 - 251
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Johansson, Sveneric; Derkatch, A; Donnelly, MP; Hartman, H, et al. (2002). The FERRUM Project: New f-value data for FeII and astrophysical applications. Physica Scripta, T100,, 71 - 80
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Johansson, Sveneric; Zethson, T; Hartman, Henrik; Ekberg, J-O, et al. (2001). New forbidden and fluorescence Fe III lines identified in HST spectra of eta Carinae. Astronomy and Astrophysics, 361,, 977 - 977
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Rostohar, D; Derkatch, A; Hartman, Henrik; Johansson, Sveneric, et al. (2001). Lifetime measurements of Metastable States in Fe+. Physical Review Letters, 86,, 1466 - 1466
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Eriksson, Mattias; Johansson, Sveneric; Wahlgren, Glenn (2001). Intensity anomalies in the C IV doublet caused by Fe II fluorescence Eta Carinae and Other Mysterious Stars: The Hidden Opportunities of Emission Spectroscopy, ASP Conference Proceedings, Vol. 242. Edited by Theodore R. Gull, Sveneric Johannson, and Kris Davidson. San Francisco: Astronomical Society of the Pacific, ISBN: 1, 325 - 325
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Gull, T. R.; Hartman, Henrik; Zethson, T.; Johansson, Sveneric, et al. (2001). The Strontium Filament within the Homunculus of Eta Carinae Bulletin of the American Astronomical Society, 33, (4), 1505 - 1505: The American Astronomical Society
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Zethson, Torgil; Gull, Theodore R.; Hartman, Henrik; Johansson, Sveneric, et al. (2001). Sr II and [Sr II] Emission in the Ejecta of eta Carinae. The Astronomical Journal, 122, (1), 322 - 326
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Hartman, Henrik; Johansson, Sveneric (2001). Fluorescence Observed in the Ultraviolet Spectrum of RR Telescopii. Gull, Theodore R.; Johannson, Sveneric; Davidson, Kris (Eds.). Eta Carinae and Other Mysterious Stars: The Hidden Opportunitiens of Emission Spectroscopy, ASP Conference Proceedings., 242,, 361 - 361: Astronomical Society of the Pacific (ASP)
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Johansson, Sveneric; Letokhov, Vladilen (2001). Mysterious UV Lines of Fe II in the Blob Spectrum of Eta Carinae. Gull, Theodore R.; Johannson, Sveneric; Davidson, Kris (Eds.). Eta Carinae and Other Mysterious Stars: The Hidden Opportunities of Emission Spectroscopy, ASP Conference Proceedings., 242,, 309 - 309: Astronomical Society of the Pacific (ASP)
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Johansson, Sveneric; Letokhov, Vladilen (2001). Resonance-Enhanced Two-Photon Ionization of Ions by Lyman alpha Radiation in Gaseous Nebulae. Science, 291, (5504), 625 - 627
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Zethson, T.; Hartman, Henrik; Johansson, Sveneric; Gull, T., et al. (2001). Cr II Fluorescence in Eta Carinae due to H Lyman Alpha Pumping. Gull, Theodore R.; Johannson, Sveneric; Davidson, Kris (Eds.). Eta Carinae and Other Mysterious Stars: The Hidden Opportunities of Emission Spectroscopy, ASP Conference Proceedings., 242,, 97 - 97: Astronomical Society of the Pacific (ASP)
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Johansson, Sveneric; Zethson, T.; Hartman, Henrik; Letokhov, Vladilen (2001). Fluorescence Lines in Eta Carinae and Other Objects. Gull, Theodore R; Johannson, Sveneric; Davidson., Kris (Eds.). Eta Carinae and Other Mysterious Stars: The Hidden Opportunities of Emission Spectroscopy, ASP Conference Proceedings., 242,, 297 - 297: Astronomical Society of the Pacific (ASP)
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Hartman, Henrik; Zethson, T.; Johansson, Sveneric; Gull, T., et al. (2001). Identification of Lines in the Strontium Region of Eta Carinae. Gull, Theodore R.; Johannson, Sveneric; Davidson., Kris (Eds.). Eta Carinae and Other Mysterious Stars: The Hidden Opportunities of Emission Spectroscopy, ASP Conference Proceedings., 242,, 107 - 107: Astronomical Society of the Pacific (ASP)
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Johansson, Sveneric; Letokhov, Vladilen (2001). A model for the origin of the anomalous and very bright UV lines of Fe II in gaseous condensations of the star eta Carinae. Astronomy & Astrophysics, 378,, 266 - 278
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Wahlgren, Glenn; Brage, Tomas; Brandt, J. C.; Fleming, J., et al. (2001). The Bismuth Abundance in the HGMN Stars chi Lupi and HR 7775 and Improved Atomic Data for Selected Transitions of BI I, BI II, and BI III. Astrophysical Journal, 551, (1), 520 - 535
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Pickering, J. C.; Johansson, Sveneric; Smith, P. L. (2001). The FERRUM project: Branching ratios and atomic transition probabilities of Fe II transitions from the 3d<sup>6</sup>(a <sup>3</sup>F)4p subconfiguration in the visible to VUV spectral region. Astronomy & Astrophysics, 377,, 361 - 367
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Sabel, Hans; Sikström, Carl Martin; Johansson, Sveneric; Li, Zhongshan, et al. (2001). The FERRUM project: Experimental f-values for 4p-5s transitions in Fe II. Astronomy & Astrophysics, 371,, 360 - 365
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Johansson, Sveneric; Letokhov, Vladilen (2001). Successsive resonance-enhanced two-photon ionization of elements abundant in nebulae. I. Atoms and ions of C, N, and O. Astronomy & Astrophysics, 375, (1), 319 - 327
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Lundberg, Hans; Johansson, Sveneric; Nilsson, Hampus; Zhang, Z (2001). New laboratory lifetime measurements of U II for the uranium cosmochronometer. Astronomy & Astrophysics, 372, (3), 50 - 52
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Wallerstein, George; Gilroy, Kalpana Krishnaswany; Zethson, Torgil; Johansson, Sveneric, et al. (2001). Line Identifications in the Spectrum of eta Carinae as Observed in 1990-1991 with CCD Detectors. Publications of the Astronomical Society of the Pacific, 113, (788), 1210 - 1214
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Hartman, Henrik; Johansson, Sveneric (2000). Ultraviolet fluorescence lines of Fe II observed in satellite spectra of the symbiotic star RR Telescopii. Astronomy and Astrophysics, 359,, 627 - 627
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Proffitt, CR; Brage, Tomas; Leckrone, DS; Wahlgren, Glenn, et al. (1999). Mercury in the HgMn stars chi Lupi and HR 7775. Astrophysical Journal, 512, (2), 942 - 960
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Brandt, JC; Heap, SR; Beaver, EA; Boggess, A, et al. (1999). A Goddard High Resolution Spectrograph atlas of echelle observations of the HgMn star chi Lupi. The Astronomical Journal, 117, (3), 1505 - 1548
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Leckrone, DS; Proffitt, CR; Wahlgren, Glenn; Johansson, Sveneric, et al. (1999). Very high resolution ultraviolet spectroscopy of a chemically peculiar star: Results of the chi Lupi Pathfinder project. The Astronomical Journal, 117, (3), 1454 - 1470
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Leckrone, DS; Johansson, Sveneric; Wahlgren, Glenn; Proffitt, CR, et al. (1998). GHRS spectroscopy of chemically peculiar stars: The chi Lupi Pathfinder Project The Scientific Impact of the Goddard High Resolution Spectrograph (Astronomical Society of the Pacific Conference Series), 143,, 135 - 153. Symposium on the Scientific Impact of the Goddard High Resolution Spectrograph: Astronomical Society of the Pacific (ASP)
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Wahlgren, Glenn; Leckrone, DS; Brage, Tomas; Proffitt, CR, et al. (1998). Very heavy elements in the HgMn star chi Lupi The Scientific Impact of the Goddard High Resolution Spectrograph (Astronomical Society of the Pacific Conference Series), 143,, 330 - 333. Symposium on the Scientific Impact of the Goddard High Resolution Spectrograph: Astronomical Society of the Pacific (ASP)
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Proffitt, CR; Wahlgren, Glenn; Brage, Tomas; Brandt, JC, et al. (1998). Selections from the GHRS atlas of chi Lupi The Scientific Impact of the Goddard High Resolution Spectrograph (Astronomical Society of the Pacific Conference Series), 143,, 322 - 325. Symposium on the Scientific Impact of the Goddard High Resolution Spectrograph: Astronomical Society of the Pacific (ASP)
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Brage, Tomas; Proffitt, CR; Wahlgren, Glenn; Leckrone, DS, et al. (1998). Atomic calculations inspired by the GHRS - gf-values, hyperfine structure constants, and isotope shifts for heavy elements The Scientific Impact of the Goddard High Resolution Spectrograph (Astronomical Society of the Pacific Conference Series), 143,, 378 - 381. Symposium on the Scientific Impact of the Goddard High Resolution Spectrograph: Astronomical Society of the Pacific (ASP)
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Brage, Tomas; Wahlgren, Glenn; Johansson, Sveneric; Leckrone, DS, et al. (1998). Theoretical oscillator strengths for Sr II and Y III, with application to abundances in the HgMn-type star chi Lupi. Astrophysical Journal, 496, (2), 1051 - 1057
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Johansson, Sveneric; Kalus, Gabriele; Brage, Tomas; Leckrone, DS, et al. (1996). Hyperfine structure and isotope shift in Tl II with astrophysical applications. Astrophysical Journal, 462, (2), 943 - 947
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Leckrone, DS; Johansson, Sveneric; Kalus, Gabriele; Wahlgren, Glenn, et al. (1996). Abundance and isotopic anomalies of thallium in the atmosphere of the HgMn star chi Lupi. Astrophysical Journal, 462, (2), 937 - 942
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Leckrone, DS; Johansson, Sveneric; Wahlgren, Glenn; Proffitt, CR, et al. (1996). Stellar chemical abundances with the GHRS. Physica Scripta, T65,, 110 - 114
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Johansson, Sveneric; Brage, Tomas; Leckrone, DS; Nave, G, et al. (1995). IInterpretation of Anomalous Ultraviolet Transitions of Fe II Observed in Laboratory Fourier Transform Spectra and Stellar HST and IUE Spectra. Astrophysical Journal, 446, (1), 361 - 370
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Wahlgren, Glenn; Brage, Tomas; GILLILAND, RL; Johansson, Sveneric, et al. (1994). The pursuit of heavy elements in the HgMn-type star Chi Lupi: Observations with the GHRS in the COSTAR ERA. Astrophysical Journal, 435, (1), 67 - 70
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Beideck, DJ; Curtis, LJ; Irving, RE; Maniak, ST, et al. (1993). Lifetimes of 5d96p and 5d86s6p levels in Hg iii. Physical Review A (Atomic, Molecular and Optical Physics), 47, (2), 884 - 889
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Sorensen, S.L.; Olsson, B. J.; Widlund, O; Huldt, S., et al. (1990). A normal-incidence beam line at the MAX storage ring. Nuclear Instruments & Methods in Physics Research. Section A: Accelerators, Spectrometers, Detectors, and Associated Equipment, 297, (1-2), 296 - 300
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Levin, J.C.; Cederquist, H.; Short, C.-S.O. R.T.; Sellin, I.A., et al. (1987). Production of very cold, highly charged ions by synchrotron radiation: Comparisons of the “scalpel” and “hammer” methods. Nuclear Instruments & Methods in Physics Research. Section A: Accelerators, Spectrometers, Detectors, and Associated Equipment, 262, (1), 106 - 109
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Adam, J; Baschek, B; Johansson, Sveneric; Nilsson, A. E., et al. (1987). Ultraviolet doubly excited Fe II lines in the laboratory and in the A-type star 21 Pegasi. Astrophysical Journal, 312, (1), 337 - 343
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Brage, Tomas; Nilsson, A E; Johansson, Sveneric; Baschek, B, et al. (1987). Accidental degeneracy of doubly excited states in Fe II. Journal of Physics B: Atomic, Molecular and Optical Physics, 20, (6), 1153 - 1160
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Short, R. T.; Levin, J. C.; Sellin, I. A.; Liljeby, L., et al. (1986-06-16). Production of very-low-energy highly charged ions by synchrotron radiation. Physical Review Letters, 56, (24), 2614 - 2617
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Ekberg, JO; Engström, L; Bashkin, S; Denne, B, et al. (1983). Accurate experimental lifetimes of excited levels in sodiumlike sulfur, S VI. Physica Scripta, 27, (6), 425 - 425
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Huldt, Sven; Johansson, Sveneric; Litzén, Ulf; Wyart, Jean-Francois (1982). The spectrum and term system of singly ionized titanium, Ti II. Physica Scripta, 25, (2), 401 - 401
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Johansson, S; Litzen, U; Lundin, L; Mannervik, S (1981). Beam-foil lifetime measurements of some Fe II energy levels. Physica Scripta, 24, (1A), 30 - 30
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Johansson, Sveneric; Litzén, Ulf (1980). The spectrum of singly ionized scandium, Sc ii. Physica Scripta, 22, (1), 49 - 49
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Johansson, Sveneric; Litzén, Ulf; Sinzelle, Jocelyne; Wyart, Jean-François (1980). An Iso-Ionic Study of Excited Configurations in Singly Ionized Iron-Group Elements. Physica Scripta, 21, (1), 40 - 40
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Johansson, Sven Erik; Litzén, U (1978). Observations of charge-transfer reactions through enhancement of spectral lines. Journal of Physics B: Atomic and Molecular Physics, 11, (22), 703 - 703
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Johansson, Sveneric (1978). Spektrum av joniserat järn, Fe II, med astrofysiska tillämpningar
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Johansson, Sveneric; Litzén, Ulf (1974). Analysis of 4d-4f Transitions in Fe II. Physica Scripta, 10, (3), 121 - 121
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Johansson, Sveneric; Litzen, Ulf (1973). The Term 4f8 7F in Gd III. Physica Scripta, 8, (1-2), 43 - 43
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Johansson, Sveneric; Litzén, Ulf (1972). The 4f2-4f5d Lines of Ce III. Physica Scripta, 6, (2-3), 139 - 139
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Johansson, Sveneric; Litzén, Ulf (1971). Resonance lines of La III. Journal of the Optical Society of America, 61, (10), 1427 - 1428
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