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Abhik Ghosh

indian statistical institute kolkata

24H指数
69论文数
2.3K被引数
收录论文 40
发表时间
Investigating mutual coupling in the hydrogen epoch of reionization array and mitigating its effects on the 21-cm power spectrum研究氢再电离纪元阵列中的互耦效应及其对21厘米功率谱的影响
err2025-08-01
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errRath, E.; Pascua, R.; Josaitis, A. T.; Ewall-Wice, A.; Fagnoni, N.; de Lera Acedo, E.; Martinot, Z. E.; Abdurashidova, Z.; Adams, T.; Aguirre, J. E.; Baartman, R.; Beardsley, A. P.; Berkhout, L. M.; Bernardi, G.; Billings, T. S.; Bowman, J. D.; Bull, P.; Burba, J.; Byrne, R.; Carey, S.; Chen, K. -f; Choudhuri, S.; Cox, T.; Deboer, D. R.; Dexter, M.; Dillon, J. S.; Dynes, S.; Eksteen, N.; Ely, J.; Fritz, R.; Furlanetto, S. R.; Gale-Sides, K.; Garsden, H.; Gehlot, B. K.; Ghosh, A.; Gorce, A.; Gorthi, D.; Halday, Z.; Hazelton, B. J.; Hewitt, J. N.; Hickish, J.; Huang, T.; Jacobs, D. C.; Kern, N. S.; Kerrigan, J.; Kittiwisit, P.; Kolopanis, M.; Lanman, A.; Liu, A.; Ma, Y. -z; Macmahon, D. H. E.; Malan, L.; Malgas, C.; Malgas, K.; Marero, B.; Mcbride, L.; Mesinger, A.; Mohamed-Hinds, N.; Molewa, M.; Morales, M. F.; Murray, S. G.; Nikolic, B.; Nuwegeld, H.; Parsons, A. R.; Patra, N.; Plante, P. La; Qin, Y.; Razavi-Ghods, N.; Riley, D.; Robnett, J.; Rosie, K.; Santos, M. G.; Sims, P.; Singh, S.; Storer, D.; Swarts, H.; Tan, J.; Wilensky, M. J.; Williams, P. K. G.; van Wyngaarden, P.; Zheng, H.
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A demonstration of the effect of fringe-rate filtering in the hydrogen epoch of reionization array delay power spectrum pipeline
err2024-11-12
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errGarsden, Hugh; Bull, Philip; Wilensky, Michael J.; Abdurashidova, Zuhra; Adams, Tyrone; Aguirre, James E.; Alexander, Paul; Ali, Zaki S.; Baartman, Rushelle; Balfour, Yanga; Beardsley, Adam P.; Berkhout, Lindsay M.; Bernardi, Gianni; Billings, Tashalee S.; Bowman, Judd D.; Bradley, Richard F.; Burba, Jacob; Carey, Steven; Carilli, Chris L.; Chen, Kai-Feng; Cheng, Carina; Choudhuri, Samir; DeBoer, David R.; Acedo, Eloy de Lera; Dexter, Matt; Dillon, Joshua S.; Dynes, Scott; Eksteen, Nico; Ely, John; Ewall-Wice, Aaron; Fagnoni, Nicolas; Fritz, Randall; Furlanetto, Steven R.; Gale-Sides, Kingsley; Gehlot, Bharat Kumar; Ghosh, Abhik; Glendenning, Brian; Gorce, Adelie; Gorthi, Deepthi; Greig, Bradley; Grobbelaar, Jasper; Halday, Ziyaad; Hazelton, Bryna J.; Hewitt, Jacqueline N.; Hickish, Jack; Huang, Tian; Jacobs, Daniel C.; Josaitis, Alec; Julius, Austin; Kariseb, MacCalvin; Kern, Nicholas S.; Kerrigan, Joshua; Kim, Honggeun; Kittiwisit, Piyanat; Kohn, Saul A.; Kolopanis, Matthew; Lanman, Adam; La Plante, Paul; Liu, Adrian; Loots, Anita; Ma, Yin-Zhe; MacMahon, David H. E.; Malan, Lourence; Malgas, Cresshim; Malgas, Keith; Marero, Bradley; Martinot, Zachary E.; Mesinger, Andrei; Molewa, Mathakane; Morales, Miguel F.; Mosiane, Tshegofalang; Murray, Steven G.; Neben, Abraham R.; Nikolic, Bojan; Nunhokee, Chuneeta Devi; Nuwegeld, Hans; Parsons, Aaron R.; Pascua, Robert; Patra, Nipanjana; Pieterse, Samantha; Qin, Yuxiang; Rath, Eleanor; Razavi-Ghods, Nima; Riley, Daniel; Robnett, James; Rosie, Kathryn; Santos, Mario G.; Sims, Peter; Singh, Saurabh; Storer, Dara; Swarts, Hilton; Tan, Jianrong; Thyagarajan, Nithyanandan; van Wyngaarden, Pieter; Williams, Peter K. G.; Xu, Zhilei; Zheng, Haoxuan
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Multiwavelength variability of the blazar AO 0235+164
err2024-11-06
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errVlasyuk, V. V.; Sotnikova, Y., V; Volvach, A. E.; Mufakharov, T., V; Kovalev, Y. A.; Spiridonova, O., I; Khabibullina, M. L.; Kovalev, Y. Y.; Mikhailov, A. G.; Stolyarov, V. A.; Kudryavtsev, D. O.; Mingaliev, M. G.; Razzaque, S.; Semenova, T. A.; Kudryashova, A. K.; Bursov, N. N.; Trushkin, S. A.; Popkov, A., V; Erkenov, A. K.; Rakhimov, I. A.; Kharinov, M. A.; Gurwell, M. A.; Tsybulev, P. G.; Moskvitin, A. S.; Fatkhullin, T. A.; Emelianov, E., V; Arshinova, A.; Iuzhanina, K., V; Andreeva, T. S.; Volvach, L. N.; Ghosh, A.
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Mitigating calibration errors from mutual coupling with time-domain filtering of 21 cm cosmological radio observations
err2024-10-07
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errCharles, N.; Kern, N. S.; Pascua, R.; Bernardi, G.; Bester, L.; Smirnov, O.; Acedo, E. D. L.; Abdurashidova, Z.; Adams, T.; Aguirre, J. E.; Baartman, R.; Beardsley, A. P.; Berkhout, L. M.; Billings, T. S.; Bowman, J. D.; Bull, P.; Burba, J.; Byrne, R.; Carey, S.; Chen, K.; Choudhuri, S.; Cox, T.; DeBoer, D. R.; Dexter, M.; Dillon, J. S.; Dynes, S.; Eksteen, N.; Ely, J.; Ewall-Wice, A.; Fritz, R.; Furlanetto, S. R.; Gale-Sides, K.; Garsden, H.; Gehlot, B. K.; Ghosh, A.; Gorce, A.; Gorthi, D.; Halday, Z.; Hazelton, B. J.; Hewitt, J. N.; Hickish, J.; Huang, T.; Jacobs, D. C.; Josaitis, A.; Kerrigan, J.; Kittiwisit, P.; Kolopanis, M.; Lanman, A.; Liu, A.; Ma, Y. -Z; MacMahon, D. H. E.; Malan, L.; Malgas, K.; Malgas, C.; Marero, B.; Martinot, Z. E.; McBride, L.; Mesinger, A.; Mohamed-Hinds, N.; Molewa, M.; Morales, M. F.; Murray, S.; Nikolic, B.; Nuwegeld, H.; Parsons, A. R.; Patra, N.; Plante, P. L.; Qin, Y.; Rath, E.; Razavi-Ghods, N.; Riley, D.; Robnett, J.; Rosie, K.; Santos, M. G.; Sims, P.; Singh, S.; Storer, D.; Swarts, H.; Tan, J.; Wilensky, M. J.; Williams, P. K. G.; Wyngaarden, P., V; Zheng, H.
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Hydrogen Epoch of Reionization Array (HERA) Phase II Deployment and Commissioning
err2024-04-16
err7
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errBerkhout, Lindsay M.; Jacobs, Daniel C.; Abdurashidova, Zuhra; Adams, Tyrone; Aguirre, James E.; Alexander, Paul; Ali, Zaki S.; Baartman, Rushelle; Balfour, Yanga; Beardsley, Adam P.; Bernardi, Gianni; Billings, Tashalee S.; Bowman, Judd D.; Bradley, Richard F.; Bull, Philip; Burba, Jacob; Byrne, Ruby; Carey, Steven; Carilli, Chris L.; Chen, Kai-Feng; Cheng, Carina; Choudhuri, Samir; Deboer, David R.; de Lera Acedo, Eloy; Dexter, Matt; Dillon, Joshua S.; Dynes, Scott; Eksteen, Nico; Ely, John; Ewall-Wice, Aaron; Fagnoni, Nicolas; Fritz, Randall; Furlanetto, Steven R.; Gale-Sides, Kingsley; Garsden, Hugh; Gehlot, Bharat Kumar; Ghosh, Abhik; Glendenning, Brian; Gorce, Adelie; Gorthi, Deepthi; Greig, Bradley; Grobbelaar, Jasper; Halday, Ziyaad; Hazelton, Bryna J.; Hewitt, Jacqueline N.; Hickish, Jack; Huang, Tian; Josaitis, Alec; Julius, Austin; Kariseb, Maccalvin; Kern, Nicholas S.; Kerrigan, Joshua; Kim, Honggeun; Kittiwisit, Piyanat; Kohn, Saul A.; Kolopanis, Matthew; Lanman, Adam; La Plante, Paul; Liu, Adrian; Loots, Anita; Ma, Yin-Zhe; MacMahon, David Harold Edward; Malan, Lourence; Malgas, Cresshim; Malgas, Keith; Marero, Bradley; Martinot, Zachary E.; Mesinger, Andrei; Molewa, Mathakane; Morales, Miguel F.; Mosiane, Tshegofalang; Murray, Steven G.; Neben, Abraham R.; Nikolic, Bojan; Nunhokee, Chuneeta Devi; Nuwegeld, Hans; Parsons, Aaron R.; Pascua, Robert; Patra, Nipanjana; Pieterse, Samantha; Qin, Yuxiang; Rath, Eleanor; Razavi-Ghods, Nima; Riley, Daniel; Robnett, James; Rosie, Kathryn; Santos, Mario G.; Sims, Peter; Singh, Saurabh; Storer, Dara; Swarts, Hilton; Tan, Jianrong; Thyagarajan, Nithyanandan; van Wyngaarden, Pieter; Williams, Peter K. G.; Zheng, Haoxuan; Xu, Zhilei
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Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - IV. Wide-band analysis
err2024-03-12
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errElahi, Khandakar Md Asif; Bharadwaj, Somnath; Pal, Srijita; Ghosh, Abhik; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
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Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - III. Foreground removal
err2023-08-21
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PREAI
errElahi, Kh Md Asif; Bharadwaj, Somnath; Pal, Srijita; Ghosh, Abhik; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
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Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - II. Cross-polarization power spectrum
err2023-01-19
err4
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errElahi, Kh Md Asif; Bharadwaj, Somnath; Ghosh, Abhik; Pal, Srijita; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
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Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator I: Foreground avoidance
err2022-08-26
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errPal, Srijita; Elahi, Kh Md Asif; Bharadwaj, Somnath; Ali, Sk Saiyad; Choudhuri, Samir; Ghosh, Abhik; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
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Statistical analysis of the causes of excess variance in the 21 cm signal power spectra obtained with the Low-Frequency Array
err2022-07-01
err8
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errGan, H.; Koopmans, L. V. E.; Mertens, F. G.; Mevius, M.; Offringa, A. R.; Ciardi, B.; Gehlot, B. K.; Ghara, R.; Ghosh, A.; Giri, S. K.; Iliev, I. T.; Mellema, G.; Pandey, V. N.; Zaroubi, S.
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A numerical study of 21-cm signal suppression and noise increase in direction-dependent calibration of LOFAR dataLOFAR数据方向相关校准中21厘米信号抑制和噪声增加的数值研究
err2021-11-10
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errMevius, M.; Mertens, F.; Koopmans, L. V. E.; Offringa, A. R.; Yatawatta, S.; Brentjens, M. A.; Chapman, E.; Ciardi, B.; Gan, H.; Gehlot, B. K.; Ghara, R.; Ghosh, A.; Giri, S. K.; Iliev, I. T.; Mellema, G.; Pandey, V. N.; Zaroubi, S.
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Interpreting LOFAR 21-cm signal upper limits at z ≈ 9.1 in the context of high-z galaxy and reionization observations
err2020-11-21
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errGreig, Bradley; Mesinger, Andrei; Koopmans, Leon V. E.; Ciardi, Benedetta; Mellema, Garrelt; Zaroubi, Saleem; Giri, Sambit K.; Ghara, Raghunath; Ghosh, Abhik; Iliev, Ilian T.; Mertens, Florent G.; Mondal, Rajesh; Offringa, Andre R.; Pandey, Vishambhar N.
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Comparing foreground removal techniques for recovery of the LOFAR-EoR 21 cm power spectrum
err2020-11-12
err39
errOAAI
errHothi, Ian; Chapman, Emma; Pritchard, Jonathan R.; Mertens, F. G.; Koopmans, L. V. E.; Ciardi, B.; Gehlot, B. K.; Ghara, R.; Ghosh, A.; Giri, S. K.; Iliev, I. T.; Jelic, V; Zaroubi, S.
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Tight constraints on the excess radio background at z=9.1 from LOFAR
err2020-09-02
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errMondal, R.; Fialkov, A.; Fling, C.; Iliev, I. T.; Barkana, R.; Ciardi, B.; Mellema, G.; Zaroubi, S.; Koopmans, L. V. E.; Mertens, F. G.; Gehlot, B. K.; Ghara, R.; Ghosh, A.; Giri, S. K.; Offringa, A.; Pandey, V. N.
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Foreground modelling via Gaussian process regression: an application to HERA data
err2020-05-14
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errGhosh, Abhik; Mertens, Florent; Bernardi, Gianni; Santos, Mario G.; Kern, Nicholas S.; Carilli, Christopher L.; Grobler, Trienko L.; Koopmans, Leon V. E.; Jacobs, Daniel C.; Liu, Adrian; Parsons, Aaron R.; Morales, Miguel F.; Aguirre, James E.; Dillon, Joshua S.; Hazelton, Bryna J.; Smirnov, Oleg M.; Gehlot, Bharat K.; Matika, Siyanda; Alexander, Paul; Ali, Zaki S.; Beardsley, Adam P.; Benefo, Roshan K.; Billings, Tashalee S.; Bowman, Judd D.; Bradley, Richard F.; Cheng, Carina; Chichura, Paul M.; DeBoer, David R.; Acedo, Eloy de Lera; Ewall-Wice, Aaron; Fadana, Gcobisa; Fagnoni, Nicolas; Fortino, Austin F.; Fritz, Randall; Furlanetto, Steve R.; Gallardo, Samavarti; Glendenning, Brian; Gorthi, Deepthi; Greig, Bradley; Grobbelaar, Jasper; Hickish, Jack; Josaitis, Alec; Julius, Austin; Igarashi, Amy S.; Kariseb, MacCalvin; Kohn, Saul A.; Kolopanis, Matthew; Lekalake, Telalo; Loots, Anita; MacMahon, David; Malan, Lourence; Malgas, Cresshim; Maree, Matthys; Martinot, Zachary E.; Mathison, Nathan; Matsetela, Eunice; Mesinger, Andrei; Neben, Abraham R.; Nikolic, Bojan; Nunhokee, Chuneeta D.; Patra, Nipanjana; Pieterse, Samantha; Razavi-Ghods, Nima; Ringuette, Jon; Robnett, James; Rosie, Kathryn; Sell, Raddwine; Smith, Craig; Syce, Angelo; Tegmark, Max; Thyagarajan, Nithyanandan; Williams, Peter K. G.; Zheng, Haoxuan
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All-sky angular power spectrum - I. Estimating brightness temperature fluctuations using the 150-MHz TGSS survey
err2020-04-16
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errChoudhuri, Samir; Ghosh, Abhik; Roy, Nirupam; Bharadwaj, Somnath; Intema, Huib T.; Ali, Sk Saiyad
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Constraining the intergalactic medium at z ≈ 9.1 using LOFAR Epoch of Reionization observations
err2020-02-19
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errGhara, R.; Giri, S. K.; Mellema, G.; Ciardi, B.; Zaroubi, S.; Iliev, I. T.; Koopmans, L. V. E.; Chapman, E.; Gazagnes, S.; Gehlot, B. K.; Ghosh, A.; Jelic, V; Mertens, F. G.; Mondal, R.; Schaye, J.; Silva, M. B.; Asad, K. M. B.; Kooistra, R.; Mevius, M.; Offringa, A. R.; Pandey, V. N.; Yatawatta, S.
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