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Keran O'Brien

Observed names: K O'BRIEN, K O'Brien, K O’Brien, K. O'Brien, K. OʼBrien, K. O’Brien, KERAN O'BRIEN, Keran O'BRIEN, Keran O'brien, Keran O’Brien, O'Brien, Keran, Obrien, K.
Observed institutions: Physikalisch-Technische Bundesanstalt, United States Department of Energy, United States Department of Commerce, Queen Mary University of London, Northern Arizona University, National Aeronautics and Space Administration, United States Atomic Energy Commission, Imperial College London, Royal Military College of Canada
OpenAlex ID: A5017861024
Secular variations in the production of cosmogenic isotopes in the Earth's atmosphere
1979 · K. O'Brien · Journal of Geophysical Research Atmospheres · 207
Cosmic ray exposure dating with in situ produced cosmogenic 3He: Results from young Hawaiian lava flows
1990 · Mark D. Kurz, Debra Colodner, et al. · Earth and Planetary Science Letters · 166
Atmospheric cosmic rays and solar energetic particles at aircraft altitudes
1996 · K. O'Brien, W. Friedberg, et al. · Environment International · 130
Ionization by cosmic rays of the atmosphere of Titan
1999 · G.J. Molina-Cuberos, J.J. López-Moreno, et al. · Planetary and Space Science · 104
Aerosol nucleation over oceans and the role of galactic cosmic rays
2006 · J. Kazil, E. R. Lovejoy, et al. · Atmospheric chemistry and physics · 79
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Cosmic ray induced neutron background sources and fluxes for geometries of air over water, ground, iron, and aluminum
1978 · K. O'Brien, H. A. Sandmeier, et al. · Journal of Geophysical Research Atmospheres · 77
The possible connection between ionization in the atmosphere by cosmic rays and low level clouds
2004 · E. Pallé, C.J. Butler, et al. · Journal of Atmospheric and Solar-Terrestrial Physics · 68
Low-frequency variability of beryllium-7 surface concentrations over the Eastern Mediterranean
2003 · E Gerasopoulos, C.S Zerefos, et al. · Atmospheric Environment · 67
Cosmic-ray propagation in the atmosphere
1971 · K. O'Brien · Nuovo cimento della Società italiana di fisica. A, Nuclei, particles and fields · 67
Aircrew Exposure from Cosmic Radiation on Commercial Airline Routes
2001 · B.J. Lewis, M.J. McCall, et al. · Radiation Protection Dosimetry · 65
Galactic cosmic radiation exposure and associated health risks for air carrier crewmembers.
1989 · W Friedberg, D N Faulkner, et al. · PubMed · 53
Laboratory Studies on the Irradiation of Solid Ethane Analog Ices and Implications to Titan's Chemistry
2010 · Y. S. Kim, C. J. Bennett, et al. · The Astrophysical Journal · 52
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Dose rate determination for 1 2 5 I seeds
1990 · Sou‐Tung Chiu‐Tsao, Lowell L. Anderson, et al. · Medical Physics · 52
Dosimetry for 125I seed (model 6711) in eye plaques
1993 · Sou‐Tung Chiu‐Tsao, Lowell L. Anderson, et al. · Medical Physics · 50
Monte-Carlo unfolding of neutron spectra
1971 · R. Sanna, K. O'Brien · Nuclear Instruments and Methods · 45
The theory of cosmic-ray and high-energy solar-particle transport in the atmosphere
2005 · K. O'Brien · Radioactivity in the environment · 43
Calculated cosmic ray ionization in the lower atmosphere
1970 · K. O’Brien · Journal of Geophysical Research Atmospheres · 43
Physics-based modeling of cosmogenic nuclides part II – Key aspects of in-situ cosmogenic nuclide production
2014 · David C. Argento, John O. Stone, et al. · Quaternary Geochronology · 42
Comparison of codes assessing galactic cosmic radiation exposure of aircraft crew
2009 · J. F. Bottollier-Depois, P. Beck, et al. · Radiation Protection Dosimetry · 36
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Monte Carlo dosimetry for 125I and 60Co in eye plaque therapy
1986 · Sou‐Tung Chiu‐Tsao, Keran O'Brien, et al. · Medical Physics · 35
Oscillations in radioactive exponential decay
2009 · T.M. Semkow, D.K. Haines, et al. · Physics Letters B · 34
World-wide radiation dosage calculations for air crew members
2003 · K O'Brien, D.F Smart, et al. · Advances in Space Research · 33
The Production of Cosmogenic Isotopes in the Earth's Atmosphere and Their Inventories
1991 · K. O’Brien, Alberto de La Zerda Lerner, et al. · 33
Extra-nuclear hadron cascade calculations using Passow's approximation
1969 · K. O'Brien · Nuclear Instruments and Methods · 33
Physics-based modeling of cosmogenic nuclides part I – Radiation transport methods and new insights
2014 · David C. Argento, John O. Stone, et al. · Quaternary Geochronology · 30
Works count: 148
Citation count: 2,291
H-index: 27
I10-index: 50
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