SRG: Papers

2023

NAIRAS Ionizing Radiation Model: Extension from Atmosphere to Space: C.Mertens, G. Gronoff, D. Phoenix, Y. Zheng, M. Petrenko, J. Buhler, I. Jun, J. Minnow, E. Willis
NASA Technical Paper 20230006306 (2023).
DDFRG2: Double-Differential FRaGmentation Model with Pion Production: J. Norbury
NASA Technical Paper 20220016654 (2023).
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2022

Brain Aging Hallmarks: A Primer For Future Studies On Space Radiation Effects: V. Lu, A. Zeidan, K. Mi, K. Miller, R. Norman, J. Huff
NASA Technical Paper 20220014274 (2022).
Evaluation of Multiple Methods for Calculating Gray Equivalent: R. Singleterry Jr., M. Clowdsley, E. Semones, T. Slaba, S. Blattnig
NASA Technical Paper 20220006594 (2022).
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2021

Neutron Diffusion Correction in 3DHZETRN-V2:ENDF/B: J. Wilson, T. Slaba, C. Werneth, F. Badavi, B. Reddell, A. Bahadori
NASA Technical Paper 0020403 (2021).
Medical Countermeasure Requirements for Meeting Permissible Radiation Exposure Limits in Space: C. Werneth, T. Slaba, L. Simonsen
NASA Technical Paper 0009708 (2021).
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2020

Ensemble Methodologies for Astronaut Cancer Risk Assessment in the face of Large Uncertainties: L. Simonsen, T. Slaba
NASA Technical Paper 5008710 (2020).
Double-Diﬀerential FRaGmentation (DDFRG) Models for Proton and Light Ion Production in High Energy Nuclear Collisions Valid for Both Small and Large Angles: J. Norbury
NASA Technical Paper 5001740 (2020).
An Adverse Outcome Pathway for Potential Space Radiation Induced Neurological Diseases: K. Mi, R. Norman
NASA Technical Paper 220443 (2020).
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2019

The Badhwar-O'Neill 2020 Model: T. Slaba, K. Whitman
NASA Technical Paper 220419 (2019).
Eﬀects of the Serber First Step in 3DHZETRN-v2.1: J. Wilson, C. Werneth, T. Slaba, F. Badavi, B. Reddell, A. Bahadori
NASA Technical Paper 220401 (2019).
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2018

Light Ion Double-Differential Cross Sections for Space Radiation: J. Norbury
NASA Technical Paper 220077 (2018).
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2015

Solar Proton Transport within an ICRU Sphere Surrounded by a Complex Shield: Ray-Trace Geometry: T. Slaba, J. Wilson, F. Badavi, B. Reddell
NASA Technical Paper 218994 (2015).
Solar Proton Transport within an ICRU Sphere Surrounded by a Complex Shield: Combinatorial Geometry: J. Wilson, T. Slaba, F. Badavi, B. Reddell, A.Bahadori
NASA Technical Paper 218980 (2015).
GCR Simulator Reference Field and a Spectral Approach for Laboratory Simulation: T. Slaba, S. Blattnig, J. Norbury, A. Rusek, C. Tessa, S. Walker
NASA Technical Paper 218698 (2015).
Badhwar - O'Neill 2014 Galactic Cosmic Ray Flux Model Description: P. O'Neill, S. Golge, T. Slaba
NASA Technical Paper 218569 (2015).
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2014

3D Space Radiation Transport in a Shielded ICRU Tissue Sphere: J. Wilson, T. Slaba, F. Badavi, B. Reddell, A. Bahadori
NASA Technical Paper 218530 (2014).

Elastic Differential Cross Sections: C. Werneth, K. Maung, W. Ford, J. Norbury, M. Vera
NASA Technical Paper 218529 (2014).

A 3DHZETRN Code in a Spherical Uniform Sphere with Monte Carlo Verification: J. Wilson, T. Slaba, F. Badavi, B. Reddell, A. Bahadori
NASA Technical Paper 218271 (2014).
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2013

Radiation Shielding Optimization on Mars: T. Slaba, C. Mertens, S. Blattnig
NASA Technical Paper 217983 (2013).

Correlated Uncertainties in Radiation Shielding Effectiveness: C. Werneth, K. Maung, S. Blattnig, M. Clowdsley, L. Townsend
NASA Technical Paper 217965 (2013).

Faster Heavy Ion Transport for HZETRN: T. Slaba
NASA Technical Paper 217803 (2013).
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2011

Review of Nuclear Physics Experiments for Space Radiation: J. Norbury, J. Miller, A. Adamczyk, L. Heilbronn, L. Townsend, S. Blattnig, R. Norman, S. Guetersloh, C. Zeitlin
NASA Technical Paper 217179 (2011).
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2010

A Rat Body Phantom for Radiation Analysis: G. Qualls, M. Clowsley, T. Slaba, S. Walker
NASA Technical Paper 216212 (2010).
Faster and More Accurate Transport Procedures for HZETRN: T. Slaba, S. Blattnig, F. Badavi
NASA Technical Paper 216213 (2010).
A Deterministic Transport Code for Space Environment Electrons: J. Nealy, C. Chang, R. Norman, S. Blattnig, F. Badavi, A. Adamczyk
NASA Technical Paper 216168 (2010).
An Improved Neutron Transport Algorithm for HZETRN: T. Slaba, S. Blattnig, M. Clowdsley, S. Walker, F. Badavi
NASA Technical Paper 216199 (2010).
A Comprehensive Validation Methodology for Sparse Experimental Data: R. Norman, S. Blattnig
NASA Technical Paper 216200 (2010).
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2009

Pion Total Cross Section in Nucleon - Nucleon Collisions: J. Norbury
NASA Technical Paper 215953 (2009).
Comparison of transport codes HZETRN, HETC and FLUKA, using 1977 GCR solar minimum spectra: J. Heinbockel, T. Slaba, R. Tripathi, S. Blattnig, J. Norbury, F. Badavi, L. Townsend, T. Handler, T. Gabriel, L. Pinsky, B. Reddell, A. Aumann
NASA Technical Paper 215956 (2009).
Comparison of transport codes HZETRN, HETC-HEDS and FLUKA, using the February 1956 Webber SPE spectrum: J. Heinbockel, T. Slaba, S. Blattnig, R. Tripathi, L. Townsend, T. Handler, T. Gabriel, L. Pinsky, B. Reddell, M. Clowdsley, R. Singleterry, J. Norbury, F. Badavi, S. Aghara
NASA Technical Paper 215560 (2009).
Coupled neutron transport for HZETRN: T. Slaba, S. Blattnig
NASA Technical Paper 215941 (2009).
Analysis of Mass Averaged Tissue Doses in CAM, CAF, MAX, and FAX: T. Slaba, G. Qualls, M. Clowdsley, S. Blattnig, L. Simonsen, S. Walker, R. Singleterry
NASA Technical Paper 215562 (2009).
Differential cross sections for proton-proton elastic scattering: R. Norman, F. Dick, J. Norbury, S. Blattnig
NASA Technical Paper 215565 (2009).
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2008

Benchmark analysis of pion contribution from galactic cosmic rays.: S. Aghara, S. Blattnig, J. Norbury, R. Singleterry
NASA Technical Paper 215556 (2008).
Cross sections from scalar field theory: F. Dick, J. Norbury, R. Norman, R. Nasto
NASA Technical Paper 215555 (2008).
Pion and kaon lab frame differential cross sections for intermediate energy nucleus - nucleus collisions: J. Norbury, S. Blattnig
NASA Technical Paper 215544 (2008).
Differential cross section kinematics for 3-dimensional transport codes: J. Norbury, F. Dick
NASA Technical Paper 215543 (2008).
Pion, kaon, proton and antiproton production in proton-proton collisions: J. Norbury, S. Blattnig NASA Technical Paper 215533 (2008).
Projectile and lab frame differential cross sections for electromagnetic dissociation: J. Norbury, A. Adamczyk, F. Dick NASA Technical Paper 215534 (2008).
Eta meson production in proton - proton and nuclear collisions: J. Norbury, F. Dick
NASA Technical Paper 215310 (2008).
Nucleon-nucleon total cross section: J. Norbury
NASA Technical Paper 215116 (2008).
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2007

Description of a Generalized Analytical Model for the Micro-dosimeter Response: F. Badavi, C. Stewart-Sloan, M. Xapsos, J. Shinn, J. Wilson
NASA Technical Paper 214886 (2007).
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2006

A Dynamic Anisotropic Low Earth Orbit (LEO) Ionizing Radiation Model: F. Badavi, K. West, J. Nealy, J. Wilson, B. Abrahms, N. Luetke,
NASA Technical Paper 214533 (2006).
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2005

Cross Section Sensitivity and Propagated Errors in HZE Exposures: J. Heinbockel, J. Wilson, S. Blatnig, G. Qualls, F. Badavi, F. Cucinotta,
NASA Technical Paper 213945 (2005).
Verification and Validation: High Energy and Charge (HZE) Transport Codes and Future Development: J. Wilson, R. Tripathi, C. Mertens, S. Blattnig, M. Clowdsley, F. Cucinotta J. Tweed, J. Heinbockel, S. Walker, J. Nealy
NASA Technical Paper 213784 (2005).
Development of Techniques for Visualization of Scalar and Vector Fields in the Immersive Environment: H. Bidasaria, J. Wilson, J. Nealy
NASA Technical Paper 213753 (2005).
Atmospheric Ionizing Radiation and Human Exposure: J. Wilson, C. Mertens, P. Goldhagen, W. Friedberg, G. De Angelis, J. Clem, K. Copeland, H. Bidasaria
NASA Technical Paper 213935 (2005).
Numerical Study of the Generation of Linear Energy Transfer Spectra for Space Radiation Applications: F. Badavi, J. Wilson, A. Hunter
NASA Technical Paper 213941 (2005).
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2004

MESTRN: A Deterministic Meson-Muon Transport Code for Space Radiation: S. Blattnig, J. Norbury, R. Norman, J. Wilson, R. Singleterry, R. Tripathi
NASA Technical Paper 212995 (2004).
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2003

Analysis of a Radiation Model of the Shuttle Space Suit: B. Anderson, J. Nealy, M. Kim, G. Qualls, J. Wilson
NASA Technical Paper 212158 (2003).
Physics of the Isotopic Dependence of Galactic Cosmic Ray Fluence Behind Shielding: F. Cucinotta, P. Saganti, X. Hu, M. Kim, T. Cleghorn, J. Wilson, R. Tripathi, C. Zeitlin
NASA Technical Paper 210792 (2003)
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2002

Natural and Induced Environment in Low Earth Orbit: J. Wilson, F. Badavi, M. Kim, M. Clowdsley, J. Heinbockel, F. Cucinotta, G. Badhwar, W. Atwell, S. L. Huston,
NASA Technical Memorandum 211668 (2002).
Calculation of the Coulomb fission cross sections for Pb-Pb and Bi-Pb interactions at 158A GeV: W. Poyser, S. Ahern, J. Norbury, R. Tripathi
NASA Technical Paper 211929 (2002).
Cross Section Parameterizations for Pion and Nucleon Production from negative Pion - Proton Collisions: J. Norbury, S. Blattnig, R. Norman, R. Tripathi
NASA Technical Paper 211766 (2002).
Exclusive Reactions involving Pions and Nucleons: J. Norbury, S. Blattnig, R. Tripathi
NASA Technical Paper 211957 (2002).
A generalized Weisacker-Williams method applied to pion production in proton-proton collisions: S. Ahern, W. Poyser, J. Norbury, R. Tripathi
NASA Technical Paper 211938 (2002).
String fragmentation model in space radiation problems: A. Tang, J. Norbury, R. Tripathi
NASA Technical Paper 211933 (2002).
Radiative energy loss by galactic cosmic rays: S. Ahern, J. Norbury, R. Tripathi
NASA Technical Paper 211930 (2002).
Transport of Space Environment Electrons: A Simplified Rapid-Analysis Computational Procedure: J. Nealy, B. Anderson, F. Cucinotta, J. Wilson, R. Katz, C. Chang
NASA Technical Paper 211448 (2002)
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2001

Proton-Nucleus Elastic Cross Sections Using Two-Body In-Medium Scattering Amplitudes: R. Tripathi, J. Wilson, F. Cucinotta
NASA Technical Paper 211043 (2001)
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2000

Range and energy straggling in ion beam transport: J. Wilson, H. Tsai
NASA Technical Paper 209864 (2000)
Parameterized cross sections for pion production in proton-proton collisions.: S. Blattnig, S. Swaminathan, A. Kruger, M. Ngom, J. Norbury, R. Tripathi
NASA Technical Paper 210640 (2000)
Proton-Nucleus Total Cross Sections in Coupled-Channel Approach: R. Tripathi, J. Wilson, F. Cucinotta
NASA Technical Paper 210534 (2000)
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Classics

Atmospheric Ionizing Radiation (AIR): Analysis, Results, and Lessons Learned From the June 1997 ER-2 Campaign: J. Wilson, I. Jones, D. Maiden, P. Goldhagen
NASA Conference Publication 212155 (2003).
Shielding Strategies for Human Space Exploration: Wilson J. W.; Miller, J.; Konradi, A.; Cucinotta, F. A.
NASA Conference Publication 3360 (1997).
Transport Methods and Interactions for Space Radiations: J. Wilson, L. Townsend, W. Schimmerling, G. Khandelwal, F. Khan, J. Nealy, F. Cucinotta, L. Simonsen, J. Shinn, J. Norbury
NASA Reference Publication 1257 (1991).
Second Symposium on Protection Against Radiations in Space: A. Reetz, Jr.
Technical Report NASA-SP-71 (1964).
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NASA Papers