Zobrazeno 1 - 10
of 268
pro vyhledávání: '"Manoharan, P. K."'
Autor:
Roshi, D. Anish, Perillat, Phil, Fernandez, Felix, Mani, Hamdi, Perera, Benetge, Manoharan, P. K., Quintero, Luis, Venkataraman, Arun
In this paper we present details of the construction of a wideband, cryogenic receiver and its successful commissioning on the Arecibo 12m telescope. The cryogenic receiver works in the 2.5-14 GHz frequency range. The telescope is operated by the Are
Externí odkaz:
http://arxiv.org/abs/2308.05826
Autor:
Temmer, M., Scolini, C., Richardson, I. G., Heinemann, S. G., Paouris, E., Vourlidas, A., Bisi, M. M., teams, writing, Al-Haddad, N., Amerstorfer, T., Barnard, L., Buresova, D., Hofmeister, S. J., Iwai, K., Jackson, B. V., Jarolim, R., Jian, L. K., Linker, J. A., Lugaz, N., Manoharan, P. K., Mays, M. L., Mishra, W., Owens, M. J., Palmerio, E., Perri, B., Pomoell, J., Pinto, R. F., Samara, E., Singh, T., Sur, D., Verbeke, C., Veronig, A. M., Zhuang, B.
The ISWAT clusters H1+H2 have a focus on interplanetary space and its characteristics, especially on the large-scale co-rotating and transient structures impacting Earth. SIRs, generated by the interaction between high-speed solar wind originating in
Externí odkaz:
http://arxiv.org/abs/2308.04851
Autor:
Manoharan, P. K., Salter, C. J., White, S. M., Perillat, P., Fernandez, F., Perera, B., Venkataraman, A., Brum, C.
Strong solar magnetic fields are the energy source of intense flares and energetic coronal mass ejections of space weather importance. The key issue is the difficulty in predicting the occurrence time and location of strong solar eruptions, those lea
Externí odkaz:
http://arxiv.org/abs/2307.00328
Autor:
Roshi, D. Anish, Marshall, Sean, Vishwas, Amit, Sulzer, Mike, Manoharan, P. K., Devogele, Maxime, Venditti, Flaviane, Smith, Allison, Vaddi, Sravani, Venkataraman, Arun, Perillat, Phil, Brisset, Julie
The Next Generation Arecibo Telescope (NGAT) was a concept presented in a white paper Roshi et al. (2021) developed by members of the Arecibo staff and user community immediately after the collapse of the 305 m legacy telescope. A phased array of sma
Externí odkaz:
http://arxiv.org/abs/2305.07780
Autor:
Paladi, Avinash Kumar, Dwivedi, Churchil, Rana, Prerna, K, Nobleson, Susobhanan, Abhimanyu, Joshi, Bhal Chandra, Tarafdar, Pratik, Deb, Debabrata, Arumugam, Swetha, Gopakumar, A, Krishnakumar, M A, Batra, Neelam Dhanda, Debnath, Jyotijwal, Kareem, Fazal, Arumugam, Paramasivan, Bagchi, Manjari, Bathula, Adarsh, Dandapat, Subhajit, Desai, Shantanu, Gupta, Yashwant, Hisano, Shinnosuke, Kharbanda, Divyansh, Kikunaga, Tomonosuke, Kolhe, Neel, Maan, Yogesh, Manoharan, P K, Singha, Jaikhomba, Srivastava, Aman, Surnis, Mayuresh, Takahashi, Keitaro
The wideband timing technique enables the high-precision simultaneous estimation of pulsar Times of Arrival (ToAs) and Dispersion Measures (DMs) while effectively modeling frequency-dependent profile evolution. We present two novel independent method
Externí odkaz:
http://arxiv.org/abs/2304.13072
Autor:
Srivastava, Aman, Desai, Shantanu, Kolhe, Neel, Surnis, Mayuresh, Joshi, Bhal Chandra, Susobhanan, Abhimanyu, Chalumeau, Aurélien, Hisano, Shinnosuke, K., Nobleson, Arumugam, Swetha, Kharbanda, Divyansh, Singha, Jaikhomba, Tarafdar, Pratik, Arumugam, P, Bagchi, Manjari, Bathula, Adarsh, Dandapat, Subhajit, Dey, Lankeswar, Dwivedi, Churchil, Girgaonkar, Raghav, Gopakumar, A., Gupta, Yashwant, Kikunaga, Tomonosuke, Krishnakumar, M. A., Liu, Kuo, Maan, Yogesh, Manoharan, P K, Paladi, Avinash Kumar, Rana, Prerna, Shaifullah, Golam M., Takahashi, Keitaro
The Indian Pulsar Timing Array (InPTA) collaboration has recently made its first official data release (DR1) for a sample of 14 pulsars using 3.5 years of uGMRT observations. We present the results of single-pulsar noise analysis for each of these 14
Externí odkaz:
http://arxiv.org/abs/2303.12105
Autor:
Manoharan, Periasamy K., Salter, Christopher J., Brum, Christiano M., White, Stephen M., Perillat, Phil, Santoni, Alfredo, Fernandez, Felix, Ghosh, Tapasi, Perera, Benetge, Venkataraman, Arun
The sudden release of magnetic energy on the Sun drives powerful solar flares and coronal mass ejections. The key issue is the difficulty in predicting the occurrence time and location of strong solar eruptions, i.e., those leading to the high impact
Externí odkaz:
http://arxiv.org/abs/2211.04472
Autor:
Manoharan, P K, Perillat, Phil, Salter, C J, Ghosh, Tapasi, Raizada, Shikha, Lynch, Ryan S, Bonsall-Pisano, Amber, Joshi, B C, Roshi, Anish, Brum, Christiano, Venkataraman, Arun
We present an occultation study of compact radio sources by the plasma tail of interstellar Comet 2I/Borisov (C/2019 Q4) both pre- and near-perihelion using the Arecibo and Green Bank radio telescopes. The interplanetary scintillation (IPS) technique
Externí odkaz:
http://arxiv.org/abs/2210.16633
Autor:
Joshi, Bhal Chandra, Gopakumar, Achamveedu, Pandian, Arul, Prabu, Thiagaraj, Dey, Lankeswar, Bagchi, Manjari, Desai, Shantanu, Tarafdar, Pratik, Rana, Prerna, Maan, Yogesh, Batra, Neelam Dhanda, Girgaonkar, Raghav, Agarwal, Nikita, Arumugam, Paramasivan, Banik, Sarmistha, Basu, Avishek, Bathula, Adarsh, Dandapat, Subhajit, Gupta, Yashwant, Hisano, Shinnosuke, Kato, Ryo, Kharbanda, Divyansh, Kikunaga, Tomonosuke, Kolhe, Neel, Krishnakumar, M. A., Manoharan, P. K., Marmat, Piyush, Naidu, Arun, Nobleson, K., Paladi, Avinash Kumar, Pathak, Dhruv, Singha, Jaikhomba, Srivastava, Aman, Surnis, Mayuresh, Susarla, Sai Chaitanya, Susobhanan, Abhimanyu, Takahashi, Keitaro
Decades long monitoring of millisecond pulsars, which exhibit highly stable rotational periods, in pulsar timing array experiments is on the threshold of discovering nanohertz stochastic gravitational wave background. This paper describes the Indian
Externí odkaz:
http://arxiv.org/abs/2207.06461
Autor:
Tarafdar, Pratik, K., Nobleson, Rana, Prerna, Singha, Jaikhomba, Krishnakumar, M. A., Joshi, Bhal Chandra, Paladi, Avinash Kumar, Kolhe, Neel, Batra, Neelam Dhanda, Agarwal, Nikita, Bathula, Adarsh, Dandapat, Subhajit, Desai, Shantanu, Dey, Lankeswar, Hisano, Shinnosuke, Ingale, Prathamesh, Kato, Ryo, Kharbanda, Divyansh, Kikunaga, Tomonosuke, Marmat, Piyush, Pandian, B. Arul, Prabu, T., Srivastava, Aman, Surnis, Mayuresh, Susarla, Sai Chaitanya, Susobhanan, Abhimanyu, Takahashi, Keitaro, Arumugam, P., Bagchi, Manjari, Banik, Sarmistha, De, Kishalay, Girgaonkar, Raghav, Gopakumar, A., Gupta, Yashwant, Maan, Yogesh, Manoharan, P. K., Naidu, Arun, Pathak, Dhruv
Publikováno v:
Publications of the Astronomical Society of Australia, Volume 39, 2022, e053
We present the pulse arrival times and high-precision dispersion measure estimates for 14 millisecond pulsars observed simultaneously in the 300-500 MHz and 1260-1460 MHz frequency bands using the upgraded Giant Metrewave Radio Telescope (uGMRT). The
Externí odkaz:
http://arxiv.org/abs/2206.09289