Search Results - "Tickoo, A.K"

Estimation of expected performance for the MACE γ-ray telescope in low zenith angle range by Borwankar, Chinmay, Sharma, Mradul, Bhatt, Nilay, Bhattacharyya, Subir, Rannot, R.C., Tickoo, A.K.

“…MACE (Major Atmospheric Cherenkov Experiment) is a Very High Energy (VHE) γ ray telescope, under installation at Hanle (32∘46′46′′ N, 78°58′35′′ E) in the…”
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Sensitivity estimate of the MACE gamma ray telescope by Sharma, Mradul, Chinmay, B., Bhatt, Nilay, Bhattacharyya, Subir, Bose, S., Mitra, Abhas, Koul, R., Tickoo, A.K., Rannot, Ramesh C.

“…The MACE (Major Atmospheric Cherenkov Experiment) is a 21m diameter γ-ray telescope which is presently being installed at Hanle in Ladakh, India (32° 46′ 46″…”
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Multi-wavelength study of the short term TeV flaring activity from the blazar Mrk 501 observed in June 2014 by Singh, K.K., Bhatt, H., Bhattacharyya, S., Bhatt, N., Tickoo, A.K., Rannot, R.C.

“…•Multi-wavelength study of TeV flare from Mrk 501 in June 2014 detected by the HESS telescope.•Near simultaneous soft X-ray and TeV emission activities are…”
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Simulation studies of MACE-I: Trigger rates and energy thresholds by Borwankar, Chinmay, Bhatt, Nilay, Bhattacharyya, Subir, Rannot, R.C., Tickoo, A.K., Koul, R., Thoudam, Satyendra

“…The MACE (Major Atmospheric Cherenkov Experiment) is an upcoming Very High Energy (VHE) γ-ray telescope, based on imaging atmospheric Cherenkov technique,…”
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Long-term multi-wavelength study of temporal and spectral properties of 3C 279 by 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.

“…We present a long-term multi-wavelength study of the flat spectrum radio quasar 3C 279 using near simultaneous observations available from July 01, 2012 and…”
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Observations of the Crab Nebula with MACE (Major Atmospheric Cherenkov Experiment) by C., Borwankar, M., Sharma, J., Hariharan, K., Venugopal, S., Godambe, N., Mankuzhyil, P., Chandra, M., Khurana, A., Pathania, N., Chouhan, V.K., Dhar, R., Thubstan, S., Norlha, Keshavanand, D., Sarkar, Z.A., Dar, S.V., Kotwal, S., Godiyal, C.P., Kushwaha, K.K., Singh, M.P., Das, A., Tolamati, B., Ghosal, K., Chanchalani, P., Pandey, N., Bhatt, S., Bhattcharyya, S., Sahayanathan, M.K., Koul, P., Dorjey, N., Dorji, V.R., Chitnis, A.K., Tickoo, R.C., Rannot, K.K., Yadav

“…The Major Atmospheric Cherenkov Experiment (MACE) is a large size (21 m) Imaging Atmospheric Cherenkov Telescope (IACT) installed at an altitude of 4270 m…”
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Multi-wavelength study of Mrk 421 TeV flare observed with TACTIC telescope in February 2010 by Singh, K.K., Yadav, K.K., Chandra, P., Sahayanathan, S., Bhatt, N., Rannot, R.C., Tickoo, A.K., Koul, R.

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Multiwavelength study of the radio galaxy NGC 1275 with TACTIC, Fermi and Swift during December, 2016 – February, 2017 by 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.

“…•Observation with TACTIC telescope in search for TeV gamma-rays above 0.85 TeV energy from NGC 1275.•Nearly simultaneous observation with Fermi-LAT, Swift-XRT,…”
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Validation of a new background discrimination method for the TACTIC TeV γ-ray telescope with Markarian 421 data by Sharma, Mradul, Nayak, J., Koul, M.K., Bose, S., Mitra, Abhas, Dhar, V.K., Tickoo, A.K., Koul, R.

“…This paper describes the validation of a new background discrimination method based on Random Forest technique by re-analysing the Markarian 421 (Mrk 421)…”
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Multiwavelength study of the radio galaxy NGC 1275 with TACTIC, F e r m i and S w i f t during December, 2016 – February, 2017 by 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.

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A time dependent approach to model X-ray and γ–ray light curves of Mrk 421 observed during the flare in February 2010 by Singh, K.K., Sahayanathan, S., Sinha, A., Bhatt, N., Tickoo, A.K., Yadav, K.K., Rannot, R.C., Chandra, P., Venugopal, K., Marandi, P., Kumar, N., Goyal, H.C., Goyal, A., Agarwal, N.K., Kothari, M., Chanchalani, K., Dhar, V.K., Chouhan, N., Bhat, C.K., Koul, M.K., Koul, R.

“…•Time dependent single zone SSC model is used to reproduce the broad band emission.•Temporal analysis of light curves indicates asymmetric flare with fast rise…”
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Multi-wavelength study of Mrk 421TeV flare observed with TACTIC telescope in February 2010 by Singh, K.K., Yadav, K.K., Chandra, P., Sahayanathan, S., Bhatt, N., Rannot, R.C., Tickoo, A.K., Koul, R.

“…We present results from multi-wavelength study of intense flaring activity from a high frequency peaked BL Lac object Mrk 421. The source was observed in its…”
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Intrinsic VHE gamma-ray spectra of blazars as a probe for extragalactic background light by Singh, K.K., Sahayanathan, S., Tickoo, A.K., Bhatt, N.

“…•Simple radiation emission model is used to extrapolate the MWL spectra of Blazars to VHE energies.•The intrinsic and the observed VHE spectra are used to…”
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VHE observation of Mrk 421 with TACTIC during 2012; multiwavelength study by 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.

“…The nearby (z=0.031) TeV γ-ray emitter BL Lac object Mrk 421 has been observed with the TACTIC telescope for nearly 118 hours during 01 February to 26 April,…”
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Multiwavelength study of VHE emission from Markarian 501 using TACTIC observations during April–May, 2012 by 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.

“…•We search for TeV gamma-ray emission from blazar Mrk 501 using TACTIC telescope.•The source was found in relatively high state during 22–27 May,…”
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Comparison of data storage and analysis throughput in the light of high energy physics experiment MACE by Sarkar, D., P., Mahesh, S., Padmini, Chouhan, N., Borwankar, C., Bhattacharya, A.K., Tickoo, A.K., Rannot, R.C.

“…High Energy Physics (HEP) Experiments produce large amounts of data. The data produced in these experiments are in the range of terabytes and petabytes. The…”
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Improving the accuracy of low-cost resolver-based encoders using harmonic analysis by Kaul, S.K., Tickoo, A.K., Koul, R., Kumar, N.

“…We present a software-based error compensation method for improving the accuracy of low-cost, resolver-based 16-bit encoders. The error profiles of 10 such…”
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Study of X-ray and γ-ray flare from Mkn-421 during February 2010 using Swift and Fermi observations by Singh, K.K., Bhattacharyya, S., Bhatt, N., Tickoo, A.K.

“…► We study X-ray and gamma-ray flaring from Mkn-421 in February 2010. ► Swift/XRT/BAT and RXTE/ASM data show two flaring episodes. ► Swift/XRT (1–10keV) flux…”
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TeV γ-ray emission from Mrk 421 observed with TACTIC during December 2014–February 2015 by 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.

“…•VHE gamma-ray observations of Mrk 421 with TACTIC during 2014-15.•Near simultaneous multi-wavelength data used to complement the TACTIC…”
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Search for very high energy gamma-ray emission from the peculiar radio galaxy IC 310 with TACTIC during 2012 to 2015 by 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.

“…•Long term observation (three years) with TACTIC telescope in search for TeV gamma-rays from IC 310.•Nearly simultaneous observation with Fermi-LAT and from…”
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