GRAPES-3 Papers

Papers

• "Measurement of the radial density gradient of cosmic ray in the heliosphere by the GRAPES-3 experiment" ,
  H. Kojima, H.M. Antia, S.R. Dugad, S.K. Gupta, Y.. Hayashd, P. Jagadeesac, A. Jai, S. Kawakami, P.K. Mohanty, T. Nonaka, A. Oshima, B.S. Rao, S. Shibata
  Astroparticle Physics 62 (2015) 21-29.
• "High-rigidity Forbush decreases: due to CMEs or shocks?" ,
  K. P. Arunbabu, H. M. Antia, S. R. Dugad, S. K. Gupta, Y. Hayashi, S. Kawakami, P. K. Mohanty, T. Nonaka, A. Oshima, and P. Subramanian
  Astronomy & Astrophysics, 555, (2013) A139.
• "Measurement of arrival time of particles in extensive air showers using TDC32" ,
  S. K. Gupta, J. Christiansen, Y. Hayashi, A. Jain, P. K. Mohanty, K. C. Ravindran, B. Satyanarayana
  Experimental Astronomy, DOI 10.1007/s10686-012-9320-3, (2013).
• "Solar diurnal anisotropy measured using muons in GRAPES-3 experiment in 2006" ,
  P K Mohanty, D Atri, S R Dugad, S K Gupta, B Hariharan, Y Hayashi, A Jain, S Kawakami, S D Morris, P K Nayak, A Oshima and B S Rao
  Pramana, 81 (2013) 343.
• "Studies of the energy spectrum and composition of the primary cosmic rays at 100-1000 TeV from the GRAPES-3 experiment" ,
  H Tanaka, S R Dugad, S K Gupta, A Jain, P K Mohanty, B S Rao, K C Ravindran, K Sivaprasad, S C Tonwar, Y Hayashi, N Ito, S Kawakami, M Minamino, T Nonaka and A Oshima
  Journal of Physics G: Nuclear and Particle Physics, 39 (2012) 025201.
• "The angular resolution of the GRAPES-3 array from the shadows of the Moon and the Sun" ,
  A. Oshima, S. R. Dugad, U. D. Goswami, S. K. Gupta, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Kawakami, M. Minamino, P. K. Mohanty, S. D. Morris, P. K. Nayak, T. Nonaka, S. Ogio, B. S. Rao, K. C. Ravindran, H. Tanaka, S. C. Tonwar and The GRAPES-3 Collaboration
  Astroparticle Physics Vol. 33, pp. 97-107, (2010).
• "Measurement of some EAS properties using new scintillator detectors developed for the GRAPES-3 experiment" ,
  P. K. Mohanty, S. R. Dugad, U. D. Goswami, S. K. Gupta, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, M. Minamino, S. D. Morris, P. K. Nayak, T. Nonaka, A. Oshima, B. S. Rao, K. C. Ravindran, H. Tanaka, S. C. Tonwar and The GRAPES-3 Collaboration
  Astroparticle Physics Vol. 31, pp. 24-36, (2009).
• "Forbush decreases and turbulence levels at coronal mass ejection fronts" ,
  P. Subramanian, H. M. Antia, S. R. Dugad, U. D. Goswami, S. K. Gupta, Y. Hayashi, N. Ito, S. Kawakami, H. Kojima, P. K. Mohanty, P. K. Nayak, T. Nonaka, A. Oshima, K. Sivaprasad, H. Tanaka, and S. C. Tonwar
  Astronomy & Astrophysics, 494, (2009) 1107-1118.
• "Did the 28 October 2003 solar flare accelerate protons to * 20 GeV? A study of the subsequent Forbush decrease with the GRAPES-3 tracking muon telescope" ,
  T. Nonaka, Y. Hayashi, N. Ito, S. Kawakami, T. Matsuyama, A. Oshima, H. Tanaka, and T. Yoshikoshi,, S. K. Gupta,* A. Jain, S. Karthikeyan, P. K. Mohanty, S.D. Morris, B. S. Rao, K. C. Ravindran, K. Sivaprasad,, B.V. Sreekantan, S. C. Tonwar, and K. Viswanathan, H. Kojima
  Physical Review D 74, 052003 (2006).
• "A new study on the energy spectrum and composition of primary cosmic ray flux at energies ~ 1014 - 1016 eV using the GRAPES-3 array at Ooty" ,
  S. C. Tonwar, S. K. Gupta, D. K. Mohanty, P. K. Mohanty, K. Sivaprasad, B.V. Sreekantan, Y. Hayashi, N. Ito, S. Kawakami, T. Nonaka, H. Tanaka and T. Yoshikoshi
  International Journal of Modern Physics A, 20 (2005) 6852.
• "A high-performance, low-cost, leading edge discriminator" ,
  S. K. Gupta, Y. Hayashi, A. Jain, S. Karthikeyan, S. Kawakami, K. C. Ravindran, S. C. Tonwar
  PRAMANA - journal of physics Vol. 65, No. 2, pp. 273-283, August 2005.
• "A large area muon tracking detector for ultra-high energy cosmic ray astrophysics - the GRAPES-3 experiment" ,
  Y. Hayashi, Y. Aikawa, N.V. Gopalakrishnan, S.K. Gupta, N. Ikeda, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Nonaka, A. Oshima, B.S. Rao, K.C. Ravindran, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan, T. Yoshikoshi,
  Nuclear Instruments and Methods in Physics Research A, 545 643-657 (2005).
• "GRAPES-3 A high-density air shower array for studies on the structure in the cosmic-ray energy spectrum near the knee" ,
  S.K. Gupta, Y. Aikawa, N.V. Gopalakrishnan, Y. Hayashi, N. Ikeda, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S. Kawakami, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Nonaka, A. Oshima, B.S. Rao, K.C. Ravindran, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan, T. Yoshikoshi
  Nuclear Instruments and Methods in Physics Research A, 540 311-323 (2005).

Conference proceedings

33rd International Cosmic Ray Conference (2013)

• "Rigidity Dependence of Forbush Decreases" ,
  H.Kojima, S.Shibata, A.Oshima, Y.Hayashi, H.Antia, S.Dugad, T.Fujii, S.K.Gupta, S.Kawakami, M.Minamino, P.K.Mohanty, I.Morishita, T.Nakamura, T.Nonaka, S.Ogio, H.Takamaru, H.Tanaka, K.Tanaka, N.Ito, A.Jain, T.Matsuyama, B.Rao, K.Yamazaki, N.Yoshida for the GRAPES-3 Collaboration.
  Proceedings of the 33rd International Cosmic Ray Conference (Rio de Janeiro),
  Poster #654, (2013)
• "Swinson Flow and the Tilt Angle of the Neutral Current Sheet" ,
  H.Kojima, S.Shibata, A.Oshima, Y.Hayashi, H.Antia, S.Dugad, T.Fujii, S.K.Gupta, S.Kawakami, M.Minamino, P.K.Mohanty, I.Morishita, T.Nakamura, T.Nonaka, S.Ogio, H.Takamaru, H.Tanaka, K.Tanaka, N.Ito, A.Jain, T.Matsuyama, B.Rao, K.Yamazaki, N.Yoshida, for the ICRC Collaboration.
  Proceedings of the 33rd International Cosmic Ray Conference (Rio de Janeiro),
  Poster #656, (2013)
• "A Proposal of a Multi Directional Neutron Telescope for Observations of Galactic Cosmic Rays" ,
  H.Kojima, A.Oshima, S.Shibata, Y.Hayashi, H.Antia, S.Dugad, T.Fujii, S.K.Gupta, S.Kawakami, M.Minamino, P.K.Mohanty, I.Morishita, T.Nakamura, T.Nonaka, S.Ogio, H.Takamaru, H.Tanaka, K.Tanaka, N.Ito, A.Jain, T.Matsuyama, B.Rao, K.Yamazaki, N.Yoshida for the ICRC Collaboration.,
  Proceedings of the 33rd International Cosmic Ray Conference (Rio de Janeiro),
  Poster #663, (2013)
• "An anisotropy of galactic cosmic rays observed with GRAPES-3" ,
  A.Oshima, H.Kojima, S.Shibata, Y.Hayashi, H.Antia, S.Dugad, T.Fujii, S.K.Gupta, S.Kawakami, M.Minamino, P.K.Mohanty, I.Morishita, T.Nakamura, T.Nonaka, S.Ogio, H.Takamaru, H.Tanaka, K.Tanaka, N.Ito, A.Jain, T.Matsuyama, B.Rao, K.Yamazaki, N.Yoshida
  Proceedings of the 33rd International Cosmic Ray Conference (Rio de Janeiro),
  Poster #821, (2013)

32nd International Cosmic Ray Conference (2011)

• "Rigidity dependence of the solar-wind-effect on cosmic-ray intensities associated with Solar activity" ,
  H.KOJIMA, S.SHIBATA, A.OSHIMA, H.TAKAMARU, H.M.ANTIA, S.R.DUGAD, T.FUJII, S.K.GUPTA, Y.HAYASHI, N. ITO, A.IYER, P.JAGADEESAN, A.JAIN, S.KAWAKAMI, K.KURAMOTO, D.MATSUMIYA, T.MATSUYAMA, M.MINAMINO, P.K.MOHANTY, I.MORISHITA, S.D.MORRIS, P.K.NAYAK, T.NONAKA, S.OGIO, T.OKUDA, B.S.RAO, K.C.RAVINDRAN, K.SIVAPRASAD, P.SUBRAMANIAN, H.TANAKA, S.C.TONWAR, Y.YAMASHITA, K.YAMAZAKI
  Proceedings of the 32rd International Cosmic Ray Conference (Beijing),
  Oral #982, (2011)
• "Estimation of 3D structures of cosmic-ray low density region behind shock waves associated with solar flares" ,
  H.KOJIMA, S.SHIBATA, A.OSHIMA, H.TAKAMARU, H.M.ANTIA, S.R.DUGAD, T.FUJII, S.K.GUPTA, Y.HAYASHI, N.ITO, A.IYER, P.JAGADEESAN, A.JAIN, S.KAWAKAMI, K.KURAMOTO, D.MATSUMIYA, T.MATSUYAMA, M.MINAMINO, P.K.MOHANTY, I.MORISHITA, S.D.MORRIS, P.K.NAYAK, T.NONAKA, S.OGIO, T.OKUDA, B.S.RAO, K.C.RAVINDRAN, K.SIVAPRASAD, P.SUBRAMANIAN, H.TANAKA, S.C.TONWAR, Y.YAMASHITA, K.YAMAZAKI
  Proceedings of the 32rd International Cosmic Ray Conference (Beijing),
  Poster #983, (2011)
• "Cosmic ray anisotropy observed by GRAPES-3 air shower array" ,
  A.OSHIMA, H.ANTIA, S.DUGAD, S.GUPTA, Y.HAYASHI, N.ITO, A.IYER, P.JAGADEESAN, A.JAIN, S.KAWAKAMI, H.KOJIMA, K.KURAMOTO, I.MORISHITA, D.MATSUMIYA, M.MINAMINO, P.MOHANTY, T.MATSUYAMA, S.MORRIS, P.NAYAK, T.NONAKA, S.OGIO, T.OKUDA, B.S.RAO, K.C.RAVINDRAN, S.SHIBATA, K.SIVAPRASAD, T.TAKAMARU, H.TANAKA, S.TONWAR, F.TOSHIHIRO, Y.YAMASHITA, K.YAMAZAKI
  Proceedings of the 32rd International Cosmic Ray Conference (Beijing),
  Poster #997, (2011)

31st International Cosmic Ray Conference (2009)

• "Three dimensional structure of correlations between intensity variation of cosmic rays and solar wind velocity" ,
  H. Kojima, Y. Hayashi, K. Hayashi, N. Ito, S. Kawakami, T. Matsuyama, M. Minamino, T. Nonaka, T. Okuda, S. Ogio, A. Oshima, N. Shimizu, S.K. Gupta, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, P.K. Mohanty, S.D. Morris, P.K. Nayak, B.S. Rao, K.C. Ravindran, K. Sivaprasad, H. Tanaka, S.C. Tonwar, S. Shibata and I. Morishita
  Proceedings of the 31th International Cosmic Ray Conference, Lodz, 1, 359-362 (2007).
  SH.3.2 Oral #
• "Study on angular resolution of GRAPES-3 array" ,
  A. Oshima, S.R. Dugad, T. Fujii, U.D. Goswami, S.K. Gupta, Y. Hayashi, N. Ito, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, H. Miyauchi, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, B.S. Rao, K.C. Ravindran, M. Sasano, K. Sivaprasad, H. Tanaka, S.C. Tonwar E, Usui and Y. Yamashita
  Proceedings of the 31th International Cosmic Ray Conference, Lodz, 1, 359-362 (2009).
  HE.1.6 Poster #1527
• "Gamma ray point source search by GRAPES-3 experiment" ,
  A. Oshima, S.R. Dugad, T. Fujii, U.D. Goswami, S.K. Gupta, Y. Hayashi, N. Ito, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, H. Miyauchi, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, B.S. Rao, K.C. Ravindran, M. Sasano, K. Sivaprasad, H. Tanaka, S.C. Tonwar E, Usui and Y. Yamashita
  Proceedings of the 31th International Cosmic Ray Conference, Lodz, 1, 359-362 (2009).
  OG.2.2 Oral #1528
• "Upper Limit on the Diffuse Gamma Ray Flux using GRAPES-3 Experiment" ,
  M. Minamino, S.R. Dugad, T. Fujii, U.D. Goswami, S.K. Gupta, Y. Hayashi, N. Ito, S. Kawakami, H. Kojima, T. Matsuyama, H. Miyauchi, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, A. Oshima, M. Sasano, K. Sivaprasad, H. Tanaka, S.C. Tonwar E, Usui and Y. Yamashita
  Proceedings of the 31th International Cosmic Ray Conference, Lodza, 1, 359-362 (2009).
  OG.2.1 Oral #1089

15th International Symposium on Very High Energy Cosmic Ray Interactions (ISVHECRI 2008)

• "The current status of the GRAPES-3 extensive air shower experiment" ,
  S.K. Gupta, H.M. Antia, S.R. Dugad, U.D. Goswami, Y. Hayashi, A. Iyer, N. Ito, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, M. Minamino, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, A. Oshima, B.S. Rao, K.C. Ravindran, H. Tanaka, S.C. Tonwar
  Nuclear Physics B - Proceedings Supplements, 196 (2009) 153.

30th International Cosmic Ray Conference (2007)

• "The Change in Cosmic Ray Intensity Variation with the Solar Wind Velocity" ,
  H. Kojima, Y. Hayashi, K. Hayashi, N. Ito, S. Kawakami, T. Matsuyama, M. Minamino, T. Nonaka, T. Okuda, S. Ogio, A. Oshima, N. Shimizu, S.K. Gupta, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, P.K. Mohanty, S.D. Morris, P.K. Nayak, B.S. Rao, K.C. Ravindran, K. Sivaprasad, H. Tanaka, S.C. Tonwar, S. Shibata and I. Morishita
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  SH.3.2 Oral #1265
• "A Solar Activity Dependence of A Solar Wind Effect on Cosmic Ray Intensity Variations" ,
  H. Kojima, Y. Hayashi, K. Hayashi, N. Ito, S. Kawakami, T. Matsuyama, M. Minamino, T. Nonaka, T. Okuda, S. Ogio, A. Oshima, N. Shimizu, S.K. Gupta, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, P.K. Mohanty, S.D. Morris, P.K. Nayak, B.S. Rao, K.C. Ravindran, K. Sivaprasad, H. Tanaka, S.C. Tonwar, S. Shibata and I. Morishita
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  SH.3.2 Poster #1270
• "Angular resolution of GRAPES-3 array obtained from the shadow of Moon and Sun in extensive air showers" ,
  A. Oshima, S.K. Gupta, K. Hayashi, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, B.S. Rao, K.C. Ravindran, M. Sasano, N. Shimizu, K. Sivaprasad, H. Tanaka, S.C. Tonwar and T. Yoshikoshi
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  OG.2.7 Poster #1050
• "Search for point sources of gamma rays using GRAPES-3 experiment" ,
  A. Oshima, S.K. Gupta, K. Hayashi, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, B.S. Rao, K.C. Ravindran, M. Sasano, N. Shimizu, K. Sivaprasad, H. Tanaka, S.C. Tonwar and T. Yoshikoshi
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  OG.2.2 Poster #1054
• "Current status of the expanded GRAPES collaboration experiment at Ooty in India" ,
  S.K. Gupta, H.M. Antia, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, P.K. Manoharan, P.K. Mohanty, P.K. Nayak, B.S. Rao, K.C. Ravindran, H. Tanaka, S.C. Tonwar, K. Hayashi, Y. Hayashi, N. Ito, S. Kawakami, T. Matsuyama, M. Minamino, T. Nonaka, S. Ogio, T. Okuda, A. Oshima, N. Shimizu, T. Yoshikoshi, Badruddin, R. Hasan, S. Ahmad, A.P. Mishra, P.K. Shrivastava, R. Koul, G.N. Shah, T.A. Mir, S. Mufti, S. Raha, S. Ghosh, P. Joarder, S. Saha, K. Boruah, P. Datta, P.K. Boruah, A.G. Baruah, R. Baishya, J. Saikia, D. Banerjee, P. Subramanian, A. Bhadra, S. Kumar, R. Agarwal, S.K. Dubey and P. Bhattacharjee
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  OG.1.5 Oral #1058
• "Influence of hadronic interaction models on the muon multiplicity distribution of air showers observed with the GRAPES-3 experiment at Ooty" ,
  H. Tanaka, S.K. Gupta, K. Hayashi, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, M. Sasano, N. Shimizu, K. Sivaprasad, S.C. Tonwar and T. Yoshikoshi
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  HE.3.2 Oral #1233
• "Nuclear composition of primary cosmic rays around the knee region observed with GRAPES-3" ,
  H. Tanaka, S.K. Gupta, K. Hayashi, Y. Hayashi, N. Ito, A. Iyer, P. Jagadeesan, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, M. Minamino, P.K. Mohanty, S.D. Morris, P.K. Nayak, T. Nonaka, S. Ogio, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, M. Sasano, N. Shimizu, K. Sivaprasad, S.C. Tonwar and T. Yoshikoshi
  Proceedings of the 30th International Cosmic Ray Conference, Merida, 1, 359-362 (2007).
  HE.1.1A Oral #1235

29th International Cosmic Ray Conference (2005)

• "Short Term Variations of Galactic Cosmic Rays Observed with GRAPES-3 Muon Telescopes" ,
  T. Nonaka, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S. Kawakami, H. Kojima, K. Matsumoto, Y. Matsumoto, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, M.Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan and T. Yoshikoshi
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 1, 359-362 (2005).
  
• "Simultaneous Detection of the Loss-Cone Anisotropy with Ooty and Akeno Muon Telescopes." ,
  T. Nonaka, S.K. Gupta, Y. Hayashi, N. Hayashida, K. Honda, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S. Kawakami, H. Kojima, K. Matsumoto, Y. Matsumoto, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, K. Munakata, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, K. Sivaprasad, B.V. Sreekantan, K. Takizawa, H. Tanaka, S.C. Tonwar, K. Viswanathan and T. Yoshiyoshi,
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 1, 363-366 (2005).
  
• "A study of sidereal anisotropy of Cosmic rays with GRAPES-3 Muon Telescopes" ,
  H. Kojima, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S.Kawakami, K. Matsumoto, Y. Matsumoto, T. Matsuyama, D.K.Mohanty, P.K.Mohanty, S.D. Morris, T. Nonaka, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan and T. Yoshikoshi,
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 2, 81-84 (2005).
  
• "Tests of PMT uniformity for the GRAPES-3 experiment" ,
  A. Oshima, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, S. Karthikeyan, S. Kawakami, H. Kojima, T. Matsuyama, P.K Mohanty, T. Nonaka, K.C. Ravindran, H. Tanaka, S.C. Tonwar and T. Yoshikoshi,
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 5, 335-338 (2005).
  
• "Angular Resolution of the GRAPES-3 EAS Array for UHE Gamma-Ray Astronomy" ,
  P.K. Mohanty, S.K. Gupta, Y. Aikawa, N.V. Gopalakrishnan, Y. Hayashi, N. Ito, A. Iyer, A. Jain, P. Jagadeesan, A.V. John, S. Karthikeyan, S. Kawakami, T. Matsuyama, D.K. Mohanty, S.D. Morris, T. Nonaka, A. Oshima, B.S. Rao, K.C. Ravindran, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan and T. Yoshikoshi
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 6, 21-24 (2005).
  
• "A detailed study on nuclear composition of primary cosmic rays around the knee with GRAPES-3" ,
  H. Tanaka, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, A.V. John, S. Karthikeyan, S. Kawakami, H. Kojima, K. Matsumoto, Y. Matsumoto, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Nonaka, T. Okuda, A. Oshima, B.S. Rao, K.C. Ravindran, K. Sivaprasad, B.V. Sreekantan, S.C. Tonwar, K. Viswanathan and T. Yoshikoshi
  Proceedings of the 29th International Cosmic Ray Conference, Pune, 6, 209-212 (2005).
  
• "GRAPES-3 Experiment" ,
  Y. Hayashi on behalf of GRAPES Collaboration,
  Proceedings of the 29th International Cosmic Ray Conference Highlight lectures, Pune, 10, 243-254 (2005).
  

28th International Cosmic Ray Conference (2003)

• "A Study of Nuclear Composition of Primary Cosmic Rays above 100 TeV" ,
  H. Tanaka, S.K. Gupta, Y. Hayashi, Y. Ishida, N. Ito, Atul Jain, A.V. John, S. Kawakami, H. Kojima, T. Matsuyama, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Nonaka, A. Oshima, K.C. Ravindran, M. Sasano, K. Sivaprasad, B.V. Sreekantan, S. Tamaki, S.C. Tonwar, K. Viswanathan, T. Yoshikoshi
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 1, 155-158 (2003).
• "A Study of the Primary Composition at 10¹⁴ - 10¹⁵ eV with the GRAPES-2 array at Ooty" ,
  S.C. Tonwar, S.K. Gupta, Y. Hayashi, N. Ito, Atul Jain, A.V. John, S. Kawakami, D.K. Mohanty, P.K. Mohanty, S.D. Morris, T. Nonaka, K.C. Ravindran, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, K. Viswanathan, T. Yoshikoshi
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 1, 167-170 (2003).
• "Upper Limit on the Diffuse Gamma Ray Flux Using Air Shower Observations at Ooty" ,
  Y. Hayashi, S.K. Gupta, Y. Ishida, N. Ito, S. Kawakami, H. Kojima, D.K. Mohanty, P.K. Mohanty, T. Nonaka, A. Oshima, M. Sasano, K. Sivaprasad, B.V. Sreekantan, S. Tamaki, H. Tanaka, S.C. Tonwar, T. Yoshikoshi
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 4, 2273-2276 (2003).
• "Study of Cosmic Ray Short Term Variations Using GRAPES-3 Muon Telescopes" ,
  T. Nonaka, Y. Hayashi, Y. Ishida, N. Ito, S. Kawakami, A. Oshima, S. Tamaki, H. Tanaka, T. Yoshikoshi, K. Fujimoto, H. Kojima, S.K. Gupta, Atul Jain, A.V. John, D.K. Mohanty, P.K. Mohanty, S.D. Morris, K.C. Ravindran, K. Sivaprasad, B.V. Sreekantan, S.C. Tonwar, K. Viswanathan
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 6, 3569-3572 (2003).
• "Observation of Anisotropy of Cosmic Rays with Solar Time Using the Multidirectional Muon Telescope of GRAPES-3 Shower Array" ,
  H. Kojima, K. Fujimoto, S.K. Gupta, Y. Hayashi, Y. Ishida, N. Ito, Atul Jain, S. Kawakami, T. Nonaka, A. Oshima, K. Sivaprasad, S. Tamaki, H. Tanaka, S.C. Tonwar, T. Yoshikoshi
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 7, 3913-3916 (2003).
• "Studies on Cosmic Ray Sidereal Anisotropy with the Multidirectional  Muon Telescope at Ooty" ,
  H. Kojima, K. Fujimoto, S.K. Gupta, Y. Hayashi, Y. Ishida, N. Ito, Atul Jain, S. Kawakami, T. Nonaka, A. Oshima, K. Sivaprasad, S. Tamaki, H. Tanaka, S.C. Tonwar, T. Yoshikoshi
  Proceedings of the 28th International Cosmic Ray Conference, Tsukuba, 7, 3957-3960 (2003).

27th International Cosmic Ray Conference (2001)

• "Upper Limits on the Isotropic Gamma Ray / Cosmic Ray Ratio from the GRAPES III Experiment at Ooty" ,
  Y. Hayashi, S.K. Gupta, N. Ito, A. Jain, S. Kawakami, H. Kojima, D.K. Mohanty, T. Nonaka, S. Noto, K.C. Ravindran, M. Sasano, K. Satomi, K. Sivaprasad, H. Tanaka, T. Toyofuku, S.C. Tonwar, K. Viswanathan, and T. Yoshikoshi
  Proceedings of the 27th International Cosmic Ray Conference, Hamburg, 6, 2385-2387 (2001).
• "The Average Mass Number of Primary Cosmic Rays around the Knee Region Derived from GRAPES III Array at Ooty" ,
  Y. Hayashi, S.K. Gupta, N. Ito, A. Jain, S. Kawakami, H. Kojima, D.K. Mohanty, T. Nonaka, S. Noto, K.C. Ravindran, K. Satomi, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, T. Toyofuku, K. Viswanathan, and T. Yoshikoshi
  Proceedings of the 27th International Cosmic Ray Conference, Hamburg, 1, 111-114 (2001).
• "The First Outcome on the 3-D Feature of Forbush Decrease Events from Large Muon Telescope of GRAPES III at Ooty" ,
  S. Kawakami, K. Fujimoto, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, H. Kojima, D.K. Mohanty, T. Nonaka, S. Noto, K.C. Ravindran, K. Satomi, K. Sivaprasad, H. Tanaka, S.C. Tonwar, T. Toyofuku, K. Viswanathan, and T. Yoshikoshi
  Proceedings of the 27th International Cosmic Ray Conference, Hamburg, 9, 3473-3476 (2001).
• "Observation of Cosmic Ray Sidereal Time Variation by GRAPES III Muon Telescope at Ooty" ,
  H. Kojima, K. Fujimoto, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, S. Kawakami, D.K. Mohanty, T. Nonaka, S. Noto, K.C. Ravindran, K. Satomi, K. Sivaprasad, H. Tanaka, T. Toyofuku, S.C. Tonwar, and T. Yoshikoshi
  Proceedings of the 27th International Cosmic Ray Conference, Hamburg, 10, 3943-3945 (2001).
• "Detector Responses of the GRAPES III Scintillation and Muon Counters" ,
  T. Yoshikoshi, S.K. Gupta, Y. Hayashi, N. Ito, A. Jain, S. Kawakami, H. Kojima, D.K. Mohanty, T. Nonaka, S. Noto, K.C. Ravindran, K. Satomi, K. Sivaprasad, H. Tanaka, S.C. Tonwar, T. Toyofuku, and K. Viswanathan,
  Proceedings of the 27th International Cosmic Ray Conference, Hamburg, 2, 612-615 (2001).

26th International Cosmic Ray Conference (1999)

• "Observation of cosmic ray modulation and possible detection of the solar flares with GRAPES III muon telescopes at Ooty" ,
  S. Kawakami, Y. Aikawa, N. Ikeda, S.K. Gupta, Y. Hayashi, N. Ito, H. Kojima, D.K. Mohanty, K. Sasaki, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar
  Proceedings of the 26th International Cosmic Ray Conference, Salt Lake City, 7, 171-174 (1999).
• "The size spectrum of small Air Shower at Ooty GRAPESIII (800g/cm²)" ,
  Y. Hayashi, Y. Aikawa, N. Ikeda, S.K. Gupta, N. Ito, S. Kawakami, S. Miyake, D.K. Mohanty, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, K. Sasaki, S.C. Tonwar
  Proceedings of the 26th International Cosmic Ray Conference, Salt Lake City, 1, 236-239 (1999).
• "A Study on the Lateral Structure of Muons in Extensive Air Showers with the GRAPES Array at Ooty" ,
  Y. Hayashi, Y. Aikawa, N.V. Gopalakrishnan, S.K. Gupta, N. Ito, S. Kawakami, D.K. Mohanty, K.C. Ravindran, K. Sasaki, M. Sasano, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan
  Proceedings of the 26th International Cosmic Ray Conference, Salt Lake City, 1, 276-279 (1999).
• "Limits on the Isotropic gamma-ray / Cosmic ray Ratio in the Ultra High Energy region from the EAS Experiment at Ooty" ,
  M. Sasano, Y. Aikawa, N.V. Gopalakrishnan, S.K. Gupta, Y. Hayashi, N. Ito, S. Kawakami, D.K. Mohanty, K.C.  Ravindran, K. Sasaki, K. Sivaprasad, B.V. Sreekantan, H. Tanaka, S.C. Tonwar, K. Viswanathan
  Proceedings of the 26th International Cosmic Ray Conference, Salt Lake City, 4, 85-88 (1999).

25th International Cosmic Ray Conference (1997)

• "A search for cosmic gamma ray bursts at GeV energys from simultaneous observations with GRAPES II and GRAPES III arrays at Ooty" ,
  S.C. Tonwar, Y. Aikawa, S.K. Gupta, Y. Hayashi, N. Ikeda, N. Ito, S. Kawakami, S. Miyake, D.K. Mohanty, M. Sasano, K. Sivaprasad, B.V. Sreekantan
  Proceedings of the 25th International Cosmic Ray Conference, Durban, 3, 77-79 (1997).
• "A new study on the composition of primary cosmic ray flux over the energy range 3x10¹³ - 3x10¹⁶ eV with the GRAPES III EAS array at Ooty" ,
  S. Kawakami, Y. Aikawa, S.K. Gupta, Y. Hayashi, N. Ikeda, N. Ito, S. Miyake, D.K. Mohanty, M. Sasano, K. Sivaprasad, B.V. Sreekantan, S.C. Tonwar
  Proceedings of the 25th International Cosmic Ray Conference, Durban, 4, 5-8 (1997).
• "A study on fine features in the energy spectrum of primary cosmic rays over the energy range 1x10¹⁴ - 3x10¹⁶ eV with the GRAPES III EAS array at Ooty" ,
  S.K. Gupta, Y. Aikawa, Y. Hayashi, N. Ikeda, N. Ito, S. Kawakami, S. Miyake, D.K. Mohanty, M. Sasano, K. Sivaprasad, B.V. Sreekantan, S.C. Tonwar
  Proceedings of the 25th International Cosmic Ray Conference, Durban, 4, 153-156 (1997).
• "GRAPES III : A new large EAS experiment at Ooty" ,
  N. Ito, Y. Aikawa, S.K. Gupta, Y. Hayashi, N. Ikeda, S. Kawakami, S. Miyake, D.K. Mohanty, M. Sasano, K. Sivaprasad, B.V. Sreekantan, S.C. Tonwar
  Proceedings of the 25th International Cosmic Ray Conference, Durban, 7, 225-228 (1997).