S
S. K. Ghosh
Researcher at Tata Institute of Fundamental Research
Publications - 200
Citations - 2538
S. K. Ghosh is an academic researcher from Tata Institute of Fundamental Research. The author has contributed to research in topics: Star formation & Chemistry. The author has an hindex of 26, co-authored 156 publications receiving 2138 citations. Previous affiliations of S. K. Ghosh include National Centre for Radio Astrophysics.
Papers
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Journal ArticleDOI
The Upgraded GMRT:Opening New Windows on the Radio Universe
Yashwant Gupta,B. Ajithkumar,H. S. Kale,S. Nayak,S. Sabhapathy,S. Sureshkumar,R. V. Swami,Jayaram N. Chengalur,S. K. Ghosh,C. H. Ishwara-Chandra,Bhal Chandra Joshi,Nissim Kanekar,Dharam V. Lal,Soumitra Roy +13 more
TL;DR: A major upgrade of the Giant Metrewave Radio Telescope is nearing completion that will increase its sensitivity by up to three times and make it a more powerful and versatile facility.
Journal ArticleDOI
In-orbit Calibrations of the Ultraviolet Imaging Telescope
S. N. Tandon,S. N. Tandon,Annapurni Subramaniam,V. Girish,Joseph E. Postma,K. Sankarasubramanian,K. Sankarasubramanian,K. Sankarasubramanian,S. Sriram,C. S. Stalin,Chayan Mondal,S. Sahu,P. Joseph,J. B. Hutchings,S. K. Ghosh,S. K. Ghosh,Indrajit V. Barve,Koshy George,P. U. Kamath,S. Kathiravan,Amit Kumar,J. P. Lancelot,D. A. Leahy,P. K. Mahesh,R. Mohan,S. Nagabhushana,A. K. Pati,N. Kameswara Rao,Y. H. Sreedhar,P. Sreekumar +29 more
TL;DR: The results of in-orbit calibrations of the UVIT are presented in this article, along with the results of the in-space calibration of the UAV in the presence of the ASTROSAT payload.
Journal ArticleDOI
In-orbit Calibrations of the Ultra-Violet Imaging Telescope
S. N. Tandon,Annapurni Subramaniam,V. Girish,Joseph E. Postma,K. Sankarasubramanian,S. Sriram,C. S. Stalin,C. Mondal,S. Sahu P. Joseph,J. B. Hutchings,S. K. Ghosh,Indrajit V. Barve,Koshy George,P. U. Kamath,S. Kathiravan,Ajay Kumar,J. P. Lancelot,P. Mahesh,R. Mohan,S. Nagabhushana,A. K. Pati,N. Kameswara Rao,Y. H. Sreedhar,Praveen Sreekumar,Firoza Sutaria +24 more
TL;DR: The results of in-orbit calibrations of the UVIT are presented in this article, along with the results of the in-space calibration of the UAV in the first Indian Space Observatory (ASTROSAT).
Journal ArticleDOI
Particle size dependence of magnetization and phase transition near T_N in multiferroic BiFeO3
R. Mazumder,S. K. Ghosh,Parthasarathi Mondal,Dipten Bhattacharya,Shyamal Dasgupta,Nandini Das,Amarnath Sen,Avesh K. Tyagi,Manickam Sivakumar,Tsuyoshi Takami,Hiroshi Ikuta +10 more
TL;DR: In this paper, the phase transition at T_N (~643 K) as a function of particle size in multiferroic BiFeO3 system has been investigated using X-ray diffraction (XRD) studies.
Journal ArticleDOI
Vacancy-induced intrinsic d0 ferromagnetism and photoluminescence in potassium doped ZnO nanowires
TL;DR: In this article, the presence of a large concentration of zinc vacancies in nonmagnetic potassium (K) doped ZnO nanowires (NWs) synthesized within the pores of the anodic aluminum oxide template was observed.