Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Ghosal, B"'
Autor:
Godambe, S., Mankuzhiyil, N., Borwankar, C., Ghosal, B., Tolamatti, A., Pal, M., Chandra, P., Khurana, M., Pandey, P., Dar, Z. A., Godiyal, S., Hariharan, J., Anand, Keshav, Norlha, S., Sarkar, D., Thubstan, R., Venugopal, K., Pathania, A., Kotwal, S., Kumar, Raj, Bhatt, N., Chanchalani, K., Das, M., Singh, K. K., Gour, K. K., Kothari, M., Kumar, Nandan, Kumar, Naveen, Marandi, P., Kushwaha, C. P., Koul, M. K., Dorjey, P., Dorji, N., Chitnis, V. R., Rannot, R. C., Bhattacharyya, S., Chouhan, N., Dhar, V. K., Sharma, M., Yadav, K. K.
Publikováno v:
The Astrophysical Journal Letters, Volume 974, Number 2 (2024)
The radio galaxy NGC 1275, located at the central region of Perseus cluster, is a well-known very high-energy (VHE) gamma-ray emitter. The Major Atmospheric Cherenkov Experiment Telescope has detected two distinct episodes of VHE (E > 80 GeV) gamma-r
Externí odkaz:
http://arxiv.org/abs/2411.01823
Autor:
HiGRO Collaboration, Bhatt, N, Bhattacharyya, S, Borwankar, C, Chanchalani, K, Chandra, P, Chitnis, V, Chouhan, N, Das, M P, Dhar, VK, Ghosal, B, Godambe, S, Godiyal, S, Gour, K K, Jayaraman, H, Khurana, M, Kothari, M, Kotwal, S, Koul, M K, Kumar, N, Kushwaha, C P, Mankuzhiyil, N, Marandi, P, Nand, K, Norlha, S, Sarkar, D, Sharma, M, Singh, K K, Thubstan, R, Tolamatti, A, Venugopal, K, Yadav, K K
MACE (Major Atmospheric Cherenkov Experiment), an imaging atmospheric Cherenkov telescope, has recently been installed by the HiGRO (Himalayan Gamma-Ray Observatory) collaboration at Hanle (32.8$^\circ$N, 78.9$^\circ$E, 4270m asl) in Ladakh region of
Externí odkaz:
http://arxiv.org/abs/2107.04297
Autor:
Singh, K K, Yadav, K K, Chanchalani, K, Chandra, P, Ghosal, B, Tickoo, A K, Rannot, R C, Marandi, P, Agarwal, N K, Kothari, M, Gour, K K, Goyal, H C, Goyal, A, Kumar, N, Borwankar, C, Kaul, S R, Dhar, V K, Koul, M K, Koul, R, Venugopal, K, Bhat, C K, Chouhan, N
In this work, we report on the detection of enhanced TeV gamma- ray emission from the high synchrotron-peaked blazar Mrk 421 with the TACTIC telescope on the night of December 28, 2014 (MJD 57019). We use data from the TACTIC observations of Mrk 421
Externí odkaz:
http://arxiv.org/abs/1808.02670
Autor:
Tolamatti, A., Ghosal, B., Singh, K.K., Bhattacharyya, S., Bhatt, N., Yadav, K.K., Chandra, P., Das, M.P., Tickoo, A.K., Rannot, R.C., Kothari, M., Gaur, K.K., Goyal, A., Kumar, N., Marandi, P., Agarwal, N.K., Godambe, S., Mankuzhiyil, N., Sarkar, D., Sharma, M., Chouhan, N., Borwankar, C., Dhar, V.K., Koul, M.K., Venugopal, K., Kotwal, S.V., Godiyal, S.
Publikováno v:
In Astroparticle Physics June 2022 139
Autor:
Chandra, P, Singh, K K, Rannot, R C, Yadav, K K, Bhatt, H, Tickoo, A K, Ghosal, B, Kothari, M, Gaur, K K, Goyal, A, Goyal, H C, Kumar, N, Marandi, P, Chouhan, N, Sahayanathan, S, Chanchalani, K, Agarwal, N K, Dhar, V K, Kaul, S R, Koul, M K, Koul, R, Venugopal, K, Bhat, C K, Borwankar, C, Bhagwan, J, Gupta, A C
Publikováno v:
New Astronomy 54C (2017) pp. 42-51
We have observed Markarian 501 in Very High Energy (VHE) gamma-ray wavelength band for 70.6 hours from 15 April to 30 May, 2012 using TACTIC telescope. Detailed analysis of $\sim$66.3 hours of clean data revealed the presence of a TeV $\gamma$-ray si
Externí odkaz:
http://arxiv.org/abs/1701.04935
Autor:
Ghosal, B., Tolamatti, A., Singh, K.K., Yadav, K.K., Rannot, R.C., Tickoo, A.K., Chandra, P., Goyal, A., Kumar, N., Marandi, P., Agarwal, N.K., Kothari, M., Gaur, K.K., Chouhan, N., Borwankar, C., Dhar, V.K., Koul, M.K., Venugopal, K., Chanchalani, K., Bhat, C.K., Godiyal, S., Mankuzhiyil, N., Godambe, S., Sahayanathan, S., Sharma, M.
Publikováno v:
In New Astronomy October 2020 80
Autor:
Singh, K. K., Yadav, K. K., Tickoo, A. K., Rannot, R. C., Chandra, P., Agarwal, N. K., Gaur, K. K., Goyal, A., Goyal, H. C., Kumar, N., Marandi, P., Kothari, M., Bhatt, H., Chanchalani, K., Chouhan, N., Dhar, V. K., Ghosal, B., Kaul, S. R., Koul, M. K., Koul, R., Venugopal, K., Bhat, C. K., Borwankar, C., Bhagwan, J., Gupta, A. C.
Publikováno v:
2015 New Astronomy 36, p 1-8
In this paper, we present results of TeV $\gamma$--ray observations of the high synchrotron peaked BL Lac object 1ES 1218+304 (z=0.182) with the $TACTIC$ (TeV Atmospheric Cherenkov Telescope with Imaging Camera). The observations are primarily motiva
Externí odkaz:
http://arxiv.org/abs/1410.2369
Autor:
Yadav, K.K., Chanchalani, K., Singh, K.K., Ghosal, B., Chandra, P., Rannot, R.C., Tickoo, A.K., Agarwal, N.K., Kothari, M., Gaur, K.K., Goyal, H.C., Goyal, A., Kumar, N., Marandi, P., Kaul, S.R., Dhar, V.K., Koul, M.K., Koul, R., Venugopal, K., Bhat, C.K., Chouhan, N., Borwankar, C.
Publikováno v:
In New Astronomy February 2019 67:67-75
Autor:
Ghosal, B., Singh, K.K., Yadav, K.K., Tickoo, A.K., Rannot, R.C., Chandra, P., Kothari, M., Gaur, K.K., Goyal, H.C., Goyal, A., Kumar, N., Marandi, P., Chanchalani, K., Agarwal, N.K., Dhar, V.K., Koul, M.K., Koul, R., Venugopal, K., Bhat, C.K., Chouhan, N., Borwankar, C., Kaul, S.R., Bhatt, H., Agarwal, A., Gupta, A.C.
Publikováno v:
In New Astronomy April 2018 60:42-47
Autor:
Ghosal, B., Yadav, K.K., Singh, K.K., Rannot, R.C., Tickoo, A.K., Chandra, P., Bhatt, H., Gaur, K.K., Goyal, A., Goyal, H.C., Kumar, N., Marandi, P., Kothari, M., Sahayanathan, S., Chanchalani, K., Agarwal, N.K., Dhar, V.K., Kaul, S.R., Koul, M.K., Koul, R., Venugopal, K., Bhat, C.K., Borwankar, C., Chouhan, N.
Publikováno v:
In Astroparticle Physics January 2017 87:55-64