| An upper limit on the neutrino rest mass R Cowsik, J McClelland Physical Review Letters 29 (10), 669, 1972 | 829 | 1972 |
| Constraints on stellar grain formation from presolar graphite in the Murchison meteorite TJ Bernatowicz, R Cowsik, PC Gibbons, K Lodders, B Fegley, S Amari, ... The Astrophysical Journal 472 (2), 760, 1996 | 326 | 1996 |
| Gravity of neutrinos of nonzero mass in astrophysics R Cowsik, J McClelland Astrophysical Journal, Vol. 180, pp. 7-10 (1973) 180, 7-10, 1973 | 226 | 1973 |
| Neutron-antineutron oscillations: Theoretical status and experimental prospects DG Phillips II, WM Snow, K Babu, S Banerjee, DV Baxter, Z Berezhiani, ... Physics Reports 612, 1-45, 2016 | 208 | 2016 |
| Precise determination of relative and absolute ββ-decay rates of and T Bernatowicz, J Brannon, R Brazzle, R Cowsik, C Hohenberg, F Podosek Physical Review C 47 (2), 806, 1993 | 197 | 1993 |
| Neutrino mass limits from a precise determination of ββ-decay rates of and T Bernatowicz, J Brannon, R Brazzle, R Cowsik, C Hohenberg, F Podosek Physical review letters 69 (16), 2341, 1992 | 193 | 1992 |
| Erratum: Limits on the Radiative Decay of Neutrinos R Cowsik Physical Review Letters 40 (3), 201, 1978 | 156* | 1978 |
| Steady state of cosmic-ray nuclei—Their spectral shape and path length at low energies R Cowsik, Y Pal, SN Tandon, RP Verma Physical Review 158 (5), 1238, 1967 | 149 | 1967 |
| Comment on inverse compton models for the isotropic X-ray back-ground and possible thermal emission from a hot intergalactic gas R Cowsik, EJ Kobetich Astrophysical Journal, vol. 177, p. 585 177, 585, 1972 | 132 | 1972 |
| Is the residence time of cosmic rays in the Galaxy energy-dependent? R Cowsik, LW Wilson Proceedings of the 13th International Conference on Cosmic Rays, held in …, 1973 | 123 | 1973 |
| The evolution of supernova remnants as radio sources R Cowsik, S Sarkar Monthly Notices of the Royal Astronomical Society 207 (4), 745-775, 1984 | 105 | 1984 |
| The origin of the spectral intensities of cosmic-ray positrons R Cowsik, B Burch, T Madziwa-Nussinov The Astrophysical Journal 786 (2), 124, 2014 | 101 | 2014 |
| Enhanced emission of iron nuclei in solar flares PB Price, I Hutcheon, R Cowsik, DJ Barber Physical Review Letters 26 (15), 916, 1971 | 99 | 1971 |
| Is there an unaccounted for excess in the extragalactic cosmic radio background? R Subrahmanyan, R Cowsik The Astrophysical Journal 776 (1), 42, 2013 | 78 | 2013 |
| A lower limit to the magnetic field in Cassiopeia-A R Cowsik, S Sarkar Monthly Notices of the Royal Astronomical Society 191 (4), 855-861, 1980 | 70 | 1980 |
| The afterglow and the host galaxy of GRB 011211 P Jakobsson, J Hjorth, JPU Fynbo, J Gorosabel, K Pedersen, I Burud, ... Astronomy & Astrophysics 408 (3), 941-947, 2003 | 67 | 2003 |
| The nested leaky-box model for Galactic cosmic rays R Cowsik, LW Wilson Proceedings from the 14th International Cosmic Ray Conference, held in …, 1975 | 66 | 1975 |
| Comments on stochastic acceleration of cosmic rays R Cowsik Astrophysical Journal, Part 1, vol. 241, Nov. 1, 1980, p. 1195-1198. 241 …, 1980 | 65 | 1980 |
| On the sources of cosmic ray electrons R Cowsik, MA Lee Astrophysical Journal, Part 1, vol. 228, Feb. 15, 1979, p. 297-301. 228, 297-301, 1979 | 65 | 1979 |
| Constraints on grain formation around carbon stars from laboratory studies of presolar graphite TJ Bernatowicz, OW Akande, TK Croat, R Cowsik The Astrophysical Journal 631 (2), 988, 2005 | 58 | 2005 |
