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Number of items: 107. Tanaka, H. ; Gupta, S. K. ; Hayashi, Y. ; Ito, N. ; Jain, A. ; Karthikeyan, S. ; Kawakami, S. ; Matsuyama, T. ; Mohanty, P. K. ; Morris, S. D. ; Nonaka, T. ; Oshima, A. ; Rao, B. S. ; Ravindran, K. C. ; Sasano, M. ; Sivaprasad, K. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanathan, K. ; Yoshikoshi, T. (2008) Study on nuclear composition of cosmic rays around the knee utilizing muon multiplicity with GRAPES-3 experiment at Ooty Nuclear Physics B - Proceedings Supplements, 175-176 . pp. 280-285. ISSN 0920-5632 Agrawal, P. C. ; Sreekantan, B. V. ; Bhandari, N. (2007) Space astronomy and interplanetary exploration Current Science, 93 (12). pp. 1767-1778. ISSN 0011-3891 Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanath, P. R. (2006) High-energy gamma rays from pulsars Annals of the New York Academy of Sciences, 422 (1). p. 356. ISSN 0077-8923 Nonaka, T. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Matsuyama, T. ; Oshima, A. ; Tanaka, H. ; Yoshikoshi S. K., T. ; Jain, A. ; Karthikeyan, S. ; Mohanty, P. K. ; Morris, S. D. ; Rao, B. S. ; Ravindran, K. C. ; Sivaprasad, K. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanathan, K. ; Kojima, H. (2006) 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 Physical Review D - Particles, Fields, Gravitation and Cosmology, 74 (5). 052003_1-052003_15. ISSN 1550-7998 Tonwar, S. C. ; Gupta, S. K. ; Mohanty, D. M. ; Mohanty, P. K. ; Sivaprasad, K. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Nonaka, T. ; Tanaka, H. ; Yoshikoshi, T. (2005) 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 International Journal of Modern Physics A, 20 (29). pp. 6852-6854. ISSN 0217-751X Gupta, S. K. ; Gopalakrishnan, N. V. ; John, A. V. ; Mohanty, D. K. ; Morris, S. D. ; Ravindran, K. C. ; Sivaprasad, K. ; Sreekantan, B. V. ; Srivatsan, R. ; Tonwar, S. C. (2003) Observations on muon multiplicity distribution with the GRAPES-2 experiment at Ooty for studies on the mass composition of cosmic rays at PeV energies Physical Review D - Particles, Fields, Gravitation and Cosmology, 68 (5). 052005_1-052005_12. ISSN 1550-7998 Sreekantan, B. V. (2002) Historical aspects of Gamma-ray astronomy Bulletin of Astronomical Society of India, 30 . pp. 5-10. ISSN 0304-9523 Cowsik, R. ; Sreekantan, B. V. (1999) A bound on violations of lorentz invariance Physics Letters B, 449 (3-4). pp. 219-222. ISSN 0370-2693 Adarkar, H. ; Dugad, S. R. ; Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. ; Sasano, M. ; Uchihori, Y. (1998) Search for point sources of neutrinos with KGF underground muon Detectors Nuovo Cimento C, 21 (6). pp. 661-666. ISSN 1124-1896 Adarkar, H. R. ; Dugad, S. R. ; Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. ; Uchihori, Y. (1998) Cosmic ray composition from multiple muon data with the KGF underground detector Physical Review D, 57 (5). pp. 2653-2664. ISSN 0556-2821 Sreekantan, B. V. (1995) Historical perspective on Indo-Japan scientific collaboration Bulletin of Astronomical Society of India, 23 (3). pp. 247-253. ISSN 0304-9523 Ramanna, Raja ; Sreekantan, B. V. (1995) On the correlations of masses and lifetimes of radionuclides and fundamental particles Modern Physics Letters A, 10 (9). pp. 741-753. ISSN 0217-7323 Damle, S. V. ; Janawalekar, S. B. ; Kothare, A. T. ; Kunte, P. K. ; Malkar, J. P. ; Naranan, S. ; Sreekantan, B. V. ; Adarkar, H. R. ; Leahy, D. A. ; Venkatesan, D. (1994) New balloon-borne telescope system tical - Mark II for hard X-ray astronomy Advances in Space Research, 14 (2). pp. 101-107. ISSN 0273-1177 Gupta, S. K. ; Sreekantan, B. V. ; Srivatsan, R. ; Tonwar, S. C. (1993) An episode of ultrahigh energy radiation from the γ-ray source Geminga: GRAPES I observations at Ooty during 1984-1987 Physical Review D - Particles, Fields, Gravitation and Cosmology, 48 (8). pp. 3463-3466. ISSN 1550-7998 Rao, M. V. S. ; Sreekantan, B. V. (1992) TeV and PeV radiations from the Crab Current Science, 62 (9). pp. 617-631. ISSN 0011-3891 Tonwar, S. C. ; Gopalakrishnan, N. V. ; Gupta, S. K. ; Rajeev, M. R. ; Sreekantan, B. V. ; Srivatsan, R. (1991) Detection of ultrahigh-energy radiation from Scorpius X-1: Ooty observations during 1984-1987 Physical Review Letters, 67 (17). pp. 2248-2251. ISSN 0031-9007 Adarkar, H. ; Dugad, S. R. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Krishnaswamy, M. R. ; Menon, M. G. K. ; Miyake, S. ; Mondal, N. K. ; Nakamura, T. ; Narasimham, V. S. ; Sreekantan, B. V. ; Tanaka, K. (1991) Search for high-energy neutrinos from celestial sources in the Kolar gold fields experiments Astrophysical Journal, 380 . pp. 235-237. ISSN 0004-637X Adarkar, H. ; Dugad, S. R. ; Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Kawakami, S. ; Ito, N. ; Nakamura, T. ; Tanaka, K. ; Miyake, S. (1991) A multi TeV muon bundle observed in the KGF underground detector Physics Letters B, 267 (1). pp. 138-142. ISSN 0370-2693 Gupta, S. K. ; Rajeev, M. R. ; Sreekantan, B. V. ; Srivatsan, R. ; Tonwar, S. C. (1991) Evidence for pulsed emission from the Crab pulsar at PeV energies: Ooty observations during 1984-87 Astronomy and Astrophysics, 245 (1). pp. 141-144. ISSN 0004-6361 Acharya, B. S. ; Rao, M. V. S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Vishwanath, P. R. (1990) First simultaneous detection of PeV energy burst from the Crab Nebula Nature, 347 . pp. 364-365. ISSN 0028-0836 Tonwar, S. C. ; Gupta, S. K. ; Gopalakrishnan, N. V. ; Rajeev, M. R. ; Srivatsan, R. ; Sreekantan, B. V. (1990) New results from ooty eas array for cosmic sources at PeV energies: CYGNUS X-3, Crab pulsar and Sco X-1 Nuclear Physics B - Proceedings Supplements, 14 (1). pp. 226-234. ISSN 0920-5632 Acharya, B. S. ; Bhat, P. N. ; Khairatkar, S. G. ; Rajeev, M. R. ; Rao, M. V. S. ; Sinha, S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Tonwar, S. C. ; Vishwanath, P. R. ; Viswanathan, K. (1990) UHE gamma ray observations with the KGF air shower array Nuclear Physics B - Proceedings Supplements, 14 (1). pp. 216-219. ISSN 0920-5632 Viswanath, P. R. ; Bhat, P. N. ; Ramanamurthy, P. V. ; Sreekantan, B. V. (1989) A possible very high energy gamma-ray burst from Hercules X-1 Astrophysical Journal, 342 . pp. 489-492. ISSN 0004-637X Kapoor, S. S. ; Hattangadi, V. A. ; Bhatia, M. S. ; Nambiar, K. B. ; Bhalerao, P. J. ; Vaze, M. Y. ; Bhagwat, P. V. ; Gupta, S. K. ; Date, M. M. ; Tambvekar, V. V. ; Mitra, S. K. ; Prasad, K. G. ; Ambardekar, S. K. ; Hosangadi, R. R. ; Sethi, F. C. ; Sarkar, S. K. ; Adarkar, H. ; Dugad, S. R. ; Kalmani, S. D. ; Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Murty, P. S. ; Narasimham, V. S. ; Satyanarayana, B. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Nakamura, T. ; Tanaka, K. ; Miyake, S. (1989) Instrumentation of KGF nucleon decay experiment Indian Journal of Pure & Applied Physics, 27 (9-10). pp. 679-690. ISSN 0019-5596 Apte, A. R. ; Bhargavi, S. G. ; Gopalakrishnan, N. V. ; Rajeev, M. R. ; Selvankumaran, T. ; Sreekantan, B. V. ; Tonwar, S. C. (1988) Use of plexiglas sheets coated with wavelength-shifter dyes for detection of atmospheric Cherenkov radiation: A new technique for gamma ray astronomy at energies of ∼ 1013-1014 eV Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 273 (1). pp. 403-409. ISSN 0168-9002 Acharya, B. S. ; Naranan, S. ; Rao, M. V. S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Rao, Srikantha (1988) Extensive air shower experiment at Kolar Gold Fields Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 270 (2-3). pp. 556-571. ISSN 0168-9002 Tonwar, S. C. ; Gopalakrishnan, N. V. ; Rajeev, M. R. ; Sreekantan, B. V. (1988) Observations of steady flux of PeV-energy extensive air showers from Cygnus X-3 during 1984-1986 The Astrophysical Journal, 330 . L107-L111. ISSN 0004-637X Tonwar, S. C. ; Gopalakrishnan, N. V. ; Rajeev, M. R. ; Sreekantan, B. V. (1988) Evidence for emission of PeV gamma rays from Cygnus X-3 during 1984 - 86 Bulletin of Astronomical Society of India, 16 (2-3). pp. 88-89. ISSN 0304-9523 Damle, S. V. ; Kunte, P. K. ; Leahy, D. A. ; Naranan, S. ; Sreekantan, B. V. ; Venkatesan, D. (1988) High energy X-ray timing and spectral observations of SCO X-1, CYG X-1, GX 5-1, CYG X-3 and GX 1+4 Advances in Space Research, 8 (2-3). pp. 415-419. ISSN 0273-1177 Tonwar, S. C. ; Gopalakrishnan, N. V. ; Rajeev, M. R. ; Sreekantan , B. V. (1987) Cosmic sources of ultrahigh energy gamma-rays Bulletin of Astronomical Society of India, 15 (1). p. 34. ISSN 0304-9523 Bhat, P. N. ; Khairatkar, S. G. ; Rajeev, M. R. ; Rao, M. V. S. ; Sinha, S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Tonwar, S. C. ; Vishwanath, P. R. ; Vishwanathan , K. (1987) Ultrahigh energy gamma-ray observations with the Kolar gold fields air shower array Bulletin of Astronomical Society of India, 15 (1). p. 35. ISSN 0304-9523 Damle, S. V. ; Kothare, A. T. ; Kunte, P. K. ; Malkar, J. P. ; Naranan, S. ; Sreekantan, B. V. ; Venkatesan, D. (1987) A high sensitivity phoswich scintillator X-ray telescope for hard X-ray (20-120 keV) astronomy from balloon platform Advances in Space Research, 7 (7). pp. 115-119. ISSN 0273-1177 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1986) Results from the KGF proton decay experiment IL Nuovo Cimento C, 9 (2). pp. 167-181. ISSN 1124-1896 Venkatesan, D. ; Damale, S. V. ; Kunte, P. K. ; Naranan, S. ; Sreekantan, B. V. (1984) Balloon observations of hard X-rays from 3C273 Bulletin of Astronomical Society of India, 16 . p. 933. ISSN 0304-9523 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1984) Limits on the flux of monopoles from the Kolar gold mine experiments Physics Letters B, 142 (1-2). pp. 99-102. ISSN 0370-2693 Sreekantan, B. V. (1984) Searches for proton decay and superheavy magnetic monopoles Journal of Astrophysics and Astronomy, 5 (3). pp. 251-271. ISSN 0250-6335 Bhat, P. N. ; Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. ; Vishwanath, P. R. (1984) Sporadic emission of ultra high energy gamma rays from crab pulsar Advances in Space Research, 3 (10-12). pp. 135-138. ISSN 0273-1177 Sreekantan, B. V. ; Tonwar, S. C. ; Viswanath, P. R. (1983) High-energy hadrons in extensive air showers Physical Review D - Particles, Fields, Gravitation and Cosmology, 28 (5). pp. 1050-1066. ISSN 1550-7998 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1983) Cosmic ray physics underground: some puzzles American Institute of Physics Conference Proceedings, 96 (1). pp. 265-272. ISSN 0094-243X Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1983) Proton decay experiment in the Kolar gold fields American Institute of Physics Conference Proceedings, 96 (1). pp. 168-174. ISSN 0094-243X Singh, K. P. ; Agrawal, P. C. ; Manchanda, R. K. ; Naranan, S. ; Sreekantan, B. V. (1983) The spatial distribution and spectral characteristics of the diffuse soft X-ray background Astronomy & Astrophysics, 117 (2). pp. 319-331. ISSN 0004-6361 Iyudin, A. F. ; Kirillov-Ugryumov, V. G. ; Kotov, Yu. D. ; Smirnov, Yu. V. ; Kurnosova, L. V. ; Fradkin, M. I. ; Damle, S. V. ; Sreekantan, B. V. ; Gokhale, G. S. ; Kunte, P. K. (1983) The observation of the galactic anticenter region by the balloon borne gamma-ray telescope Natalya-I Advances in Space Research, 3 (4). pp. 53-56. ISSN 0273-1177 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1982) Neutrino backgrounds in the Kolar gold field nucleon decay experiment Pramana - Journal of Physics, 19 (6). pp. 525-554. ISSN 0304-4289 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Hayashi, Y. ; Ito, N. ; Kawakami, S. ; Miyake, S. (1982) Fully confined events indicative of proton decay in the Kolar gold fields detector Physics Letters B, 115 (4). pp. 349-358. ISSN 0370-2693 Bhat, P. N. ; Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanath, P. R. (1982) Delayed energetic events in extensive air showers Physical Review D - Particles, Fields, Gravitation and Cosmology, 25 (11). pp. 2820-2836. ISSN 1550-7998 Singh, K. P. ; Manchanda, R. K. ; Naranan, S. ; Sreekantan, B. V. (1982) Extended regions of soft X-ray emission and background spectrum at Southern latitudes Astrophysical Letters, 23 (1). pp. 47-59. ISSN 0004-6388 Bhat, P. N. ; Gopalakrishnan, N. V. ; Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanath, P. R. (1982) Search for bursts of gamma rays of energies > 1 GeV Monthly Notices of Royal Astronomical Society, 199 . pp. 1007-1015. ISSN 0035-8711 Krishnaswamy, M. R. ; Menon, M. G. K. ; Mondal, N. K. ; Narasimham, V. S. ; Sreekantan, B. V. ; Ito, N. ; Kawakami, S. ; Hayashi, Y. ; Miyake, S. (1981) Candidate events for nucleon decay in the Kolar gold field experiment Physics Letters B, 106 (4). pp. 339-346. ISSN 0370-2693 Sreekantan, B. V. ; Wolfendale, A. W. ; Wills, R. D. (1981) Detection of pulsed gamma-rays at energies above 300 GeV from pulsars-TIFR experiments Philosophical Transactions of the Royal Society of London A, 301 (1462). pp. 629-632. ISSN 0264-3820 Manchanda, R. K. ; Sharma, D. P. ; Agrawal, P. C. ; Damle, S. V. ; Kasturirangan, K. ; Rao, U. R. ; Sreekantan, B. V. (1981) X-ray sky monitor experiment onboard Bhaskara Bulletin of the Astronomical Society of India, 9 . pp. 65-66. ISSN 0304-9523 Singh, K. P. ; Manchanda, R. K. ; Naranan, S. ; Sreekantan, B. V. (1981) Soft X-ray emission from the high galactic latitude X-ray source MX 2140-60 Astrophysics and Space Science, 77 (1). pp. 215-220. ISSN 0004-640X Galper, A. M. ; Kirillov-Ugryumov, V. G. ; Kotov, Yu. D. ; Kurnosova, L. V. ; Kurochkin, A. V. ; Leikov, N. G. ; Logachev, V. I. ; Razorenov, L. A. ; Smirnov, Yu. V. ; Fradkin, M. I. ; Damle, S. V. ; Kunte, P. K. ; Sreekantan, B. V. (1981) Soviet-Indian research of cosmic radiation by high altitude balloons Advances in Space Research, 1 (11). pp. 101-106. ISSN 0273-1177 Acharya, B. S. ; Naranan, S. ; Rao, M. V. S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Rao, S. (1979) Primary composition of cosmic-rays at ∼ 10/14eV Bulletin of Astronomical Society of India, 7 . p. 119. ISSN 0304-9523 Bhat, P. N. ; Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. ; Viswanath, P. R. (1979) Search for pulsed Gamma-rays from pulsars Bulletin of Astronomical Society of India, 7 . p. 119. ISSN 0304-9523 Gupta, S. K. ; Ramana Murthy, P. V. ; Sreekantan, B. V. ; Tonwar, S. C. (1978) High-energy pulsed gamma rays from pulsars Astrophysical Journal, 221 . pp. 268-273. ISSN 0004-637X Singh, K. P. ; Manchanda, R. K. ; Iyengar, V. S. ; Naranan, S. ; Sreekantan, B. V. (1977) Soft diffuse X-rays in the southern galactic hemisphere The Astrophysical Journal, 217 (2). L87-L91. ISSN 0004-637X Ganguli, S. N. ; Sreekantan, B. V. (1976) Fluxes of γ-rays, antiprotons and deuterons in cosmic rays Journal of Physics A: Mathematical and General, 9 (2). pp. 311-323. ISSN 0305-4470 Fukada, Y. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Tanaka, Y. ; Akiyama, H. ; Matsuoka, M. ; Nishimura, J. ; Oda, M. ; Nakagawa, M. ; Sakurai, H. ; Iyengar, V. S. ; Kumte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1976) Size of the hard X-ray source in the Crab Nebula Astrophysics and Space Science, 42 (1). pp. 245-248. ISSN 0004-640X Fukada, Y. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Tanaka, Y. ; Sreekantan, B. V. (1975) Energy spectrum of diffuse component of cosmic soft γ rays Nature, 254 . pp. 398-399. ISSN 0028-0836 Biswas, S. ; Manchanda, R. K. ; Sreekantan, B. V. (1975) Possible association of a hard X-ray source with a cosmic gamma-ray burst Astrophysics and Space Science, 33 (2). L15-L18. ISSN 0004-640X Iyengar, V. S. ; Naranan, S. ; Sreekantan, B. V. (1975) The absorption of soft X-rays from the Crab nebula Astrophysics and Space Science, 32 (2). pp. 431-446. ISSN 0004-640X Fukada, Y. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Suzuki, I. ; Tanaka, Y. ; Sreekantan, B. V. (1975) An impulsive solar X-ray burst in the energy range 90-400 keV Solar Physics, 42 (2). pp. 441-444. ISSN 0038-0938 Matsuoka, M. ; Miyamoto, S. ; Nishimura, J. ; Oda, M. ; Ogawara, Y. ; Ohtsuka, Y. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Tanaka, Y. ; Agrawal, P. C. ; Sreekantan, B. V. ; Manabe, R. ; Mikami, Y. ; Lokanadham, B. ; Raghavender Rao, C. ; Sreedhar Rao, S. ; Swaminathan , R. (1974) Further simultaneous hard X-ray and optical observations of Sco X-1 Nature, 250 (5461). pp. 38-40. ISSN 0028-0836 Manchanda, R. K. ; Sreekantan, B. V. (1973) Hard X-ray emission from Uhuru sources Nature, 241 . pp. 124-125. ISSN 0028-0836 Vatcha, R. H. ; Sreekantan, B. V. (1973) Evidence for change in the characteristics of strong interactions at ultra-high energies Journal of Physics A: Mathematical, Nuclear and General, 6 (7). pp. 1067-1077. ISSN 0301-0015 Vatcha, R. H. ; Sreekantan, B. V. (1973) Special features of high energy hadrons in air showers Journal of Physics A: Mathematical, Nuclear and General, 6 (7). pp. 1050-1066. ISSN 0301-0015 Vatcha, R. H. ; Sreekantan, B. V. (1973) Trends in the energy dependence of strong interaction characteristics at ultra-high energies Journal of Physics A: Mathematical, Nuclear and General, 6 (7). pp. 1078-1089. ISSN 0301-0015 Agrawal, P. C. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1972) Observation of a hard X-ray flare in Cyg X-1 Nature, 238 . pp. 22-23. ISSN 0028-0836 Manchanda, R. K. ; Danjo, A. ; Sreekantan, B. V. (1972) Intensity and spectrum of the diffuse X-ray background Nature, 236 . pp. 67-68. ISSN 0028-0836 Manchanda, R. K. ; Agrawal, P. C. ; Biswas, S. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Sreekantan, B. V. (1972) Hard X-rays from coma constellation Nature, 236 . pp. 51-53. ISSN 0028-0836 Matsuoka, M. ; Fran, M. ; Miyamoto, S. ; Nishimura, J. ; Oda, M. ; Ogawara, Y. ; Ohta, S. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Tanaka, Y. ; Agrawal, P. C. ; Sreekantan, B. V. ; Hatanaka, Y. ; Sreedhar Rao, S. (1972) Simultaneous hard X-ray and optical observations of Sco X-1 Nature, 236 . pp. 53-55. ISSN 0028-0836 Manchanda, R. K. ; Biswas, S. ; Agrawal, P. C. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Sreekantan, B. V. (1972) The spectrum of diffuse cosmic X-rays in the 20-125 keV range Astrophysics and Space Science, 15 (2). pp. 272-283. ISSN 0004-640X Agrawal, P. C. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1972) Energy spectrum and time variations of hard X-rays from Cyg X-1 Astrophysics and Space Science, 18 (2). pp. 408-424. ISSN 0004-640X Sreekantan , B. V. (1972) Primaries of extensive air showers of cosmic radiation Space Science Reviews, 14 (1). pp. 103-174. ISSN 0038-6308 Tonwar, S. C. ; Naranan, S. ; Sreekantan, B. V. (1972) Search for massive interacting particles near the cores of extensive air showers of energies of about 2×1014-1016 eV Journal of Physics A: General Physics, 5 (4). pp. 569-583. ISSN 0022-3689 Vatcha, R. H. ; Sreekantan, B. V. ; Tonwar, S. C. (1972) Study of high energy (25-10000 GeV) interactions with a multiplate cloud chamber using Monte Carlo simulations for energy calibration Journal of Physics A: General Physics, 5 (6). pp. 859-876. ISSN 0022-3689 Matsuoka, M. ; Fujii, M. ; Miyamoto, S. ; Nishimura, J. ; Oda, M. ; Ogawara, Y. ; Hayakawa, S. ; Kasahara, I. ; Makino, F. ; Tanaka, Y. ; Agarwal, P. C. ; Sreekantan, B. v. (1972) Time variations of hard X-rays from Sco X-1 Astrophysics and Space Science, 18 (2). pp. 472-490. ISSN 0004-640X Manchanda, R. K. ; Agrawal, P. C. ; Biswas, S. ; Gokhale, G. S. ; Kunte, P. K. ; Sreekantan, B. V. (1971) Stratified regions of high radioactivity in the atmosphere over Hyderabad, India, in April, 1968 Tellus, 23 (4-5). pp. 455-458. ISSN 2153-3490 Manchanda, R. K. ; Iyengar, V. S. ; Agrawal, P. C. ; Gokhale, G. S. ; Kunte, P. K. ; Sreekantan, B. V. (1971) Upper limits on pulsations from Cyg X-1 in hard X-rays Nature, 232 . pp. 190-191. ISSN 0028-0836 Agrawal, P. C. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1971) Rapid variations in the high energy X-ray flux from Cyg X-1 Nature, 232 (5305). pp. 38-40. ISSN 0028-0836 Tonwar, S. C. ; Naranan, S. ; Sreekantan, B. V. (1971) Nucleon-antinucleon production in high-energy (>1012eV) hadron collisions Lettere Al Nuovo Cimento (1971 - 1985), 1 (13). pp. 531-537. Lal, S. ; Raghavan, R. ; Rangaswamy, T. N. ; Sreekantan, B. V. ; Subramanian, A. ; Tonwar, S. C. ; Vatcha, R. H. (1971) Observations on the nuclear interaction of cosmic ray pions and nucleons of energies ≳ 20 GeV. Part I. Experimental details and results relating to fluctuations in the angular distribution of the secondary particles produced in interactions in carbon Proceedings of the Indian Academy of Sciences, Section A, 73 (3). pp. 119-133. ISSN 0370-0089 Tonwar, S. C. ; Sreekantan, B. V. (1971) Time structure of hadrons in extensive air showers and models of high energy hadron interactions Journal of Physics A: General Physics, 4 (6). pp. 868-882. ISSN 0022-3689 Tonwar, S. C. ; Murthy, G. T. ; Sreekantan, B. V. (1971) Time structure of the hadronic component of extensive air showers Proceedings of the Indian Academy of Sciences, Section A, 74 (5). pp. 203-229. ISSN 0370-0089 Danjo, A. ; Hayakawa, S. ; Ikeda, M. ; Makino, F. ; Tanaka, Y. ; Agrawal, P. C. ; Gokhale, G. S. ; Sreekantan, B. V. (1971) A balloon observation of diffuse background gamma rays rays in the energy range from 100 keV to 1 eV Space Research, 11 . pp. 1373-1378. ISSN 1819-3382 Agrawal, P. C. ; Biswas, S. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1971) The flattening of the X-ray spectrum of Sco X-1 at energies beyond 40 keV Astrophysics and Space Science, 10 (3). pp. 500-507. ISSN 0004-640X Agrawal, P. C. ; Biswas, S. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1970) Observations of Sco X-1 source in 16 -110 keV range Proceedings of 11th International Conference on Cosmic Rays, Budapest, 29 (1). pp. 277-281. Lal, S. ; Raghavan, R. ; Rangaswamy, T. N. ; Sreekantan, B. V. ; Subramanian, A. ; Verma, S. D. ; Tonwar, S. C. ; Vatcha, R. H. (1970) Observations on the nuclear interactions of cosmic ray pions and nucleons at energies ≳ 20 GeV Part II. The extremely collimated nuclear interactions Proceedings of the Indian Academy of Sciences, Section A, 73 (4). pp. 170-178. ISSN 0370-0089 Lal, S. ; Raghavan, R. ; Rangaswamy, T. N. ; Sreekantan, B. V. ; Subramanian, A. (1970) Ratio of pions to protons and ratio of neutral to charged interacting particles at mountain altitude of 800 gm/cm2 Proceedings of the Indian Academy of Sciences, Section A, 73 (5). pp. 213-222. ISSN 0370-0089 Agrawal, P. C. ; Biswas, S. ; Gokhale, G. S. ; Iyengar, V. S. ; Kunte, P. K. ; Manchanda, R. K. ; Sreekantan, B. V. (1969) Sudden changes in the intensity of high energy X-rays from Sco X-1 Nature, 224 (5214). pp. 51-53. ISSN 0028-0836 Chatterjee, B. K. ; Murthy, G. T. ; Naranan, S. ; Sreekantan, B. V. ; Srinivasa Rao, M. V. ; Tonwar, S. C. ; Vatcha, R. H. (1968) High-energy N particles in extensive air showers at 800 g/cm2 Canadian Journal of Physics, 46 (10). S136-S141. ISSN 0008-4204 Chatterjee, B. K. ; Murthy, G. T. ; Naranan, S. ; Sivaprasad, K. ; Sreekantan, B. V. ; Suri, A. ; Viswanath, P. R. (1968) The Kolar gold fields extensive air shower experiment Canadian Journal of Physics, 46 (10). S13-S16. ISSN 0008-4204 Chatterjee, B. K. ; Gopalakrishnan, N. V. ; Murthy, G. T. ; Naranan, S. ; Sreekantan, B. V. ; Srinivasa Rao, M. V. ; Tonwar, S. C. ; Vatcha, R. H. (1968) Low-energy muons in extensive air showers at 800 g cm-2 Canadian Journal of Physics, 46 (10). S131-S135. ISSN 0008-4204 Garmire, G. ; Leong, C. ; Sreekantan, B. V. (1968) Search for quarks in cosmic rays at sea level Physical Review, 166 (5). pp. 1280-1282. ISSN 0031-899X Bradt, H. ; Garmire, G. ; Oda, M. ; Spada, G. ; Sreekantan, B. V. ; Gorenstein, P. ; Gursky, H. (1968) The modulation collimator in X-ray astronomy Space Science Reviews, 8 (4). pp. 471-506. ISSN 0038-6308 Sandage, A. ; Osmer, P. ; Giacconi, R. ; Gorenstein, P. ; Gursky, H. ; Waters, J. ; Bradt, H. ; Garmire, G. ; Sreekantan, B. V. ; Oda, M. ; Osawa, K. ; Jugaku, J. (1966) On the optical identification of SCO X-1 Astrophysical Journal, 146 . p. 316. ISSN 0004-637X Gursky, H. ; Giacconi, R. ; Gorenstein, P. ; Waters, J. R. ; Oda, M. ; Bradt, H. ; Garmire, G. ; Sreekantan, B. V. (1966) A measurement of the angular size of the X-ray source SCO X-1 Astrophysical Journal, 144 . pp. 1249-1252. ISSN 0004-637X Ramana Murthy, P. V. ; Sreekantan, B. V. ; Subramanian, A. ; Verma, S. D. (1963) A total absorption spectrometer for measuring the energies of nuclear interacting particles of the cosmic radiation in the energy range of a few GeV to a few hundred GeV Nuclear Instruments and Methods, 23 . pp. 245-254. ISSN 0029-554X Chatterjee, B. K. ; Murthy, G. T. ; Naranan, S. ; Sreekantan, B. V. ; Srinivasa Rao, M. V. (1960) Studies on extensive air showers. Part I. - Sea level observations on the variation with shower size of the total number of nuclear-interacting particles in showers of (104 ÷ 2.5·106) particles Il Nuovo Cimento (1955-1965), 18 (6). pp. 1148-1156. Mistry, N. B. ; Murthy, G. T. ; Ramana Murthy, P. V. ; Sreekantan, B. V. (1960) Triggered spark counter arrays of large area (square meters) for experiments on very high energy cosmic ray particles Il Nuovo Cimento (1955-1965), 17 (3). pp. 429-437. Chatterjee, B. K. ; Murthy, G. T. ; Naranan, S. ; Sreekantan, B. V. ; Srinivasa Rao, M. V. (1960) Studies on extensive air showers. Part II. - Sea level observations on the fluctuations in the densities of N-particles, in showers of the same size Il Nuovo Cimento (1955-1965), 20 (2). pp. 237-245. Naranan, S. ; Raghavan, R. ; Ramanamurthy, P. V. ; Sreekantan, B. V. ; Subramanian, A. (1960) Cloud chamber evidence for the presence of simultaneous high energy nuclear-active particles at mountain altitudes Il Nuovo Cimento (1955-1965), 16 (3). pp. 401-411. Sreekantan, B. V. ; Sandri, G. ; Pevsner, A. (1956) Angular correlation in new unstable particle decays Physical Review, 103 (1). pp. 240-243. ISSN 0031-899X Sreekantan, B. V. ; Naranan, S. ; Ramanamurty, P. V. (1956) On the angular distribution of penetrating cosmic-ray particles at a depth 103 MWE below ground Proceedings of the Indian Academy of Sciences, Section A, 43 (2). pp. 113-129. ISSN 0370-0089 Bridge, H. S. ; De Staebler, H. C. ; Rossi, B. ; Sreekantan, B. V. ; CaLdwell, D. O. (1956) Results on S events - Remarks on range-energy relations Il Nuovo Cimento (1955-1965), 4 (S2). pp. 552-556. Bridge, H. S. ; DeStaebler, H. ; Rossi, B. ; Sreekantan, B. V. (1955) Evidence for heavy mesons with the decay processes Kρ2 → ρ + ρ0 and Kμ2 → μ + ν from observations with a multiplate cloud chamber → μ + ν from observations with a multiplate cloud chamber Il Nuovo Cimento (1955-1965), 1 (5). pp. 874-887. Srikantan, B. V. ; Naranan, S. (1952) Cosmic rays underground Proceedings of the Indian Academy of Sciences, Section A, 36 (2). pp. 97-117. ISSN 0370-0089 |