Zobrazeno 1 - 10
of 320
pro vyhledávání: '"TIWARI, NEERAJ"'
Autor:
Tiwari, Neeraj K., Vadawale, Santosh V., Mithun, N. P. S., Vaishnava, C. S., Saiguhan, Bharath
The imaging performance and sensitivity of an X-ray telescope when observing astrophysical sources are primarily governed by the optical design, geometrical uncertainties (figure errors, surface roughness, and mirror alignment inaccuracies), and the
Externí odkaz:
http://arxiv.org/abs/2405.06343
Autor:
Bhalerao, Varun, Vadawale, Santosh, Tendulkar, Shriharsh, Bhattacharya, Dipankar, Rana, Vikram, Adalja, Hitesh Kumar L., Belatikar, Hrishikesh, Bhaganagare, Mahesh, Dewangan, Gulab, Ghodgaonkar, Abhijeet, Goyal, Shiv Kumar, Gunasekaran, Suresh, Guruprasad, P J, Koyande, Jayprakash G., Kulkarni, Salil, Kutty, APK, Ladiya, Tinkal, Marla, Deepak, Mate, Sujay, Mithun, N. P. S., Mote, Rakesh, Narang, Sanjoli, Nema, Ayush, Nimbalkar, Sudhanshu, Pai, Archana, Palit, Sourav, Patel, Arpit, Patel, Jinaykumar, Pradeep, Priya, Ramachandran, Prabhu, Saiguhan, B. S. Bharath, Saraogi, Divita, Sawant, Disha, Shanmugam, M., Sharma, Piyush, Shetye, Amit, Singh, Shreeya, Singh, Nishant, Singhal, Akshat, Sreekumar, S., Sridhar, Srividhya, Srinivasan, Rahul, Tallur, Siddharth, Tiwari, Neeraj K., Vadladi, Amrutha Lakshmi, Vaishnava, C. S., Vishwakarma, Sandeep, Waratkar, Gaurav
We present Daksha, a proposed high energy transients mission for the study of electromagnetic counterparts of gravitational wave sources, and gamma ray bursts. Daksha will comprise of two satellites in low earth equatorial orbits, on opposite sides o
Externí odkaz:
http://arxiv.org/abs/2211.12055
Autor:
Bhalerao, Varun, Sawant, Disha, Pai, Archana, Tendulkar, Shriharsh, Vadawale, Santosh, Bhattacharya, Dipankar, Rana, Vikram, Adalja, Hitesh Kumar L., Anupama, G C, Bala, Suman, Banerjee, Smaranika, Basu, Judhajeet, Belatikar, Hrishikesh, Beniamini, Paz, Bhaganagare, Mahesh, Bhaskar, Ankush, Bhattacharjee, Soumyadeep, Bose, Sukanta, Cenko, Brad, Chanda, Mehul Vijay, Dewangan, Gulab, Dixit, Vishal, Dutta, Anirban, Gawade, Priyanka, Ghodgaonkar, Abhijeet, Goyal, Shiv Kumar, Gunasekaran, Suresh, Guruprasad, P J, Hemanth, Manikantan, Hotokezaka, Kenta, Iyyani, Shabnam, Kasliwal, Mansi, Koyande, Jayprakash G., Kulkarni, Salil, Kutty, APK, Ladiya, Tinkal, Marla, Deepak, Mate, Sujay, Mehla, Advait, Mithun, N. P. S., More, Surhud, Mote, Rakesh, Mukherjee, Dipanjan, Narang, Sanjoli, Narendranath, Shyama, Nema, Ayush, Nimbalkar, Sudhanshu, Nissanke, Samaya, Palit, Sourav, Patel, Jinaykumar, Patel, Arpit, Paul, Biswajit, Pradeep, Priya, Ramachandran, Prabhu, Roy, Kinjal, Saiguhan, B. S. Bharath, Saji, Joseph, Saleem, M., Saraogi, Divita, Sastry, Parth, Shanmugam, M., Sharma, Piyush, Shetye, Amit, Singh, Nishant, Singh, Shreeya, Singhal, Akshat, Sreekumar, S., Sridhar, Srividhya, Srinivasan, Rahul, Tallur, Siddharth, Tiwari, Neeraj K., Vadladi, Amrutha Lakshmi, Vaishnava, C. S., Vishwakarma, Sandeep, Waratkar, Gaurav
We present the science case for the proposed Daksha high energy transients mission. Daksha will comprise of two satellites covering the entire sky from 1~keV to $>1$~MeV. The primary objectives of the mission are to discover and characterize electrom
Externí odkaz:
http://arxiv.org/abs/2211.12052
Autor:
Vaishnava, C. S., Mithun, N. P. S., Vadawale, Santosh V., Aarthy, Esakkiappan, Patel, Arpit R., Adalja, Hiteshkumar L., Tiwari, Neeraj Kumar, Ladiya, Tinkal, Navale, Nilam, Chattopadhyay, Tanmoy, Rao, A. R., Bhalerao, Varun, Bhattacharya, Dipankar
The Cadmium Zinc Telluride Imager (CZTI) onboard AstroSat consists of an array of a large number of pixellated CZT detectors capable of measuring the polarization of incident hard X-rays. The polarization measurement capability of CZTI for on-axis so
Externí odkaz:
http://arxiv.org/abs/2209.00222
Autor:
Kumar, Devesh, Soni, Gunjan, Jabeen, Fauzia, Kumar Tiwari, Neeraj, Sariyer, Gorkem, Ramtiyal, Bharti
Publikováno v:
In Computers & Industrial Engineering April 2024 190
Autor:
Vadawale, Santosh V., Mondal, Biswajit, Mithun, N. P. S., Sarkar, Aveek, Janardhan, P., Joshi, Bhuwan, Bhardwaj, Anil, Shanmugam, M., Patel, Arpit R., Adalja, Hitesh Kumar L., Goyal, Shiv Kumar, Ladiya, Tinkal, Tiwari, Neeraj Kumar, Singh, Nishant, Kumar, Sushil
Publikováno v:
ApJL 912 L12, 2021
Elements with low First Ionization Potential (FIP) are known to be three to four times more abundant in active region loops of the solar corona than in the photosphere. There have been observations suggesting that this observed "FIP bias" may be diff
Externí odkaz:
http://arxiv.org/abs/2103.16643
Autor:
Vadawale, Santosh V., Mithun, N. P. S., Mondal, Biswajit, Sarkar, Aveek, Janardhan, P., Joshi, Bhuwan, Bhardwaj, Anil, Shanmugam, M., Patel, Arpit R., Adalja, Hitesh Kumar L., Goyal, Shiv Kumar, Ladiya, Tinkal, Tiwari, Neeraj Kumar, Singh, Nishant, Kumar, Sushil
Publikováno v:
ApJL 912 L13, 2021
Solar flares, with energies ranging over several orders of magnitude, result from impulsive release of energy due to magnetic reconnection in the corona. Barring a handful, almost all microflares observed in X-rays are associated with the solar activ
Externí odkaz:
http://arxiv.org/abs/2103.16644
Autor:
Mondal, Biswajit, Vadawale, Santosh V., Mithun, N. P. S., Vaishnava, C. S., Tiwari, Neeraj K., Goyal, S. K., Panini, Singam S., Navalkar, Vinita, Karmakar, Chiranjit, Patel, Mansukhlal R., Upadhyay, R. B.
Publikováno v:
Astronomy and Computing, 2021, 100446
Multilayer X-ray mirrors consist of a coating of a large number of alternate layers of high Z and low Z materials with a typical thickness of 10-100 Angstrom, on a suitable substrate. Such coatings play an important role in enhancing the reflectivity
Externí odkaz:
http://arxiv.org/abs/2101.02571
Autor:
Mithun, N. P. S., Vadawale, Santosh V., Sarkar, Aveek, Shanmugam, M., Patel, Arpit R., Mondal, Biswajit, Joshi, Bhuwan, P., Janardhan, Adalja, Hiteshkumar L., Goyal, Shiv Kumar, Ladiya, Tinkal, Tiwari, Neeraj Kumar, Singh, Nishant, Kumar, Sushil, Tiwari, Manoj K., Modi, M. H., Bhardwaj, Anil
Publikováno v:
Sol Phys 295: 139 (2020)
The Solar X-ray Monitor (abbreviated as XSM) on board India's Chandrayaan-2 mission is designed to carry out broadband spectroscopy of the Sun from lunar orbit. It observes the Sun as a star and measures the spectrum every second in the soft X-ray ba
Externí odkaz:
http://arxiv.org/abs/2009.09759
Autor:
Mithun, N. P. S., Vadawale, Santosh V., Shanmugam, M., Patel, Arpit R., Tiwari, Neeraj Kumar, Adalja, Hiteshkumar L., Goyal, Shiv Kumar, Ladiya, Tinkal, Singh, Nishant, Kumar, Sushil, Tiwari, Manoj K., Modi, M. H., Mondal, Biswajit, Sarkar, Aveek, Joshi, Bhuwan, Janardhan, P., Bhardwaj, Anil
Chandrayaan-2, the second Indian mission to the Moon, carries a spectrometer called the Solar X-ray Monitor (XSM) to perform soft X-ray spectral measurements of the Sun while a companion payload measures the fluorescence emission from the Moon. Toget
Externí odkaz:
http://arxiv.org/abs/2007.07326