Choosing suitable noise models for nanohertz gravitational-wave astrophysics

Authors: Di Marco, Valentina, Zic, Andrew, Shannon, Ryan M., Thrane, Eric, Kulkarni, Atharva D.

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2502.04653

Empirical estimation of host galaxy dispersion measure towards well localized fast radio bursts

Authors: Bernales--Cortes, Lucas, Tejos, Nicolas, Prochaska, J. Xavier, Khrykin, Ilya S., Marnoch, Lachlan, Ryder, Stuart D., Shannon, Ryan M.

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2501.14063

Constraining inflation with nonminimal derivative coupling with the Parkes Pulsar Timing Array third data release

Authors: Han, Chang, Chen, Li-Yang, Chen, Zu-Cheng, Fu, Chengjie, Wu, Puxun, Yu, Hongwei, Bhat, N. D. Ramesh, Liu, Xiaojin, Di Marco, Valentina, Mishra, Saurav, Reardon, Daniel J., Russell, Christopher J., Shannon, Ryan M., Zhang, Lei, Zhu, Xingjiang, Zic, Andrew

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2412.09755

First Pulsar Polarization Array Limits on Ultralight Axion-like Dark Matter

Authors: Xue, Xiao, Dai, Shi, Luu, Hoang Nhan, Liu, Tao, Ren, Jing, Shu, Jing, Zhao, Yue, Zic, Andrew, Bhat, N. D. Ramesh, Chen, Zu-Cheng, Feng, Yi, Hobbs, George, Kapur, Agastya, Manchester, Richard N., Mandow, Rami, Mishra, Saurav, Reardon, Daniel J., Russell, Christopher J., Shannon, Ryan M., Wang, Shuangqiang, Zhang, Lei, Zhang, Songbo, Zhu, Xingjiang

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - Instrumentation and Methods for Astrophysics, High Energy Physics - Phenomenology

Access URL: http://arxiv.org/abs/2412.02229

The MeerKAT Pulsar Timing Array: Maps of the gravitational-wave sky with the 4.5 year data release

Authors: Grunthal, Kathrin, Nathan, Rowina S., Thrane, Eric, Champion, David J., Miles, Matthew T., Shannon, Ryan M., Kulkarni, Atharva D., Abbate, Federico, Buchner, Sarah, Cameron, Andrew D., Geyer, Marisa, Gitika, Pratyasha, Keith, Michael J., Kramer, Michael, Lasky, Paul D., Parthasarathy, Aditya, Reardon, Daniel J., Singha, Jaikhomba, Krishnan, Vivek Venkatraman

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2412.01214

The MeerKAT Pulsar Timing Array: The first search for gravitational waves with the MeerKAT radio telescope

Authors: Miles, Matthew T., Shannon, Ryan M., Reardon, Daniel J., Bailes, Matthew, Champion, David J., Geyer, Marisa, Gitika, Pratyasha, Grunthal, Kathrin, Keith, Michael J., Kramer, Michael, Kulkarni, Atharva D., Nathan, Rowina S., Parthasarathy, Aditya, Singha, Jaikhomba, Theureau, Gilles, Thrane, Eric, Abbate, Federico, Buchner, Sarah, Cameron, Andrew D., Camilo, Fernando, Moreschi, Beatrice E., Shaifullah, Golam, Shamohammadi, Mohsen, Possenti, Andrea, Krishnan, Vivek Venkatraman

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2412.01153

The MeerKAT Pulsar Timing Array: The $4.5$-year data release and the noise and stochastic signals of the millisecond pulsar population

Authors: Miles, Matthew T., Shannon, Ryan M., Reardon, Daniel J., Bailes, Matthew, Champion, David J., Geyer, Marisa, Gitika, Pratyasha, Grunthal, Kathrin, Keith, Michael J., Kramer, Michael, Kulkarni, Atharva D., Nathan, Rowina S., Parthasarathy, Aditya, Porayko, Nataliya K., Singha, Jaikhomba, Theureau, Gilles, Abbate, Federico, Buchner, Sarah, Cameron, Andrew D., Camilo, Fernando, Moreschi, Beatrice E., Shaifullah, Golam, Shamohammadi, Mohsen, Krishnan, Vivek Venkatraman

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2412.01148

Detection of X-ray Emission from a Bright Long-Period Radio Transient

Authors: Wang, Ziteng, Rea, Nanda, Bao, Tong, Kaplan, David L., Lenc, Emil, Wadiasingh, Zorawar, Hare, Jeremy, Zic, Andrew, Anumarlapudi, Akash, Bera, Apurba, Beniamini, Paz, Cooper, A. J., Clarke, Tracy E., Deller, Adam T., Dawson, J. R., Glowacki, Marcin, Hurley-Walker, Natasha, McSweeney, S. J., Polisensky, Emil J., Peters, Wendy M., Younes, George, Bannister, Keith W., Caleb, Manisha, Dage, Kristen C., James, Clancy W., Kasliwal, Mansi M., Karambelkar, Viraj, Lower, Marcus E., Mori, Kaya, Ocker, Stella Koch, Pérez-Torres, Miguel, Qiu, Hao, Rose, Kovi, Shannon, Ryan M., Taub, Rhianna, Wang, Fayin, Wang, Yuanming, Zhao, Zhenyin, Bhat, N. D. R., Dobie, Dougal, Driessen, Laura N., Murphy, Tara, Jaini, Akhil, Deng, Xinping, Jahns-Schindler, Joscha N., Lee, Y. W. J., Pritchard, Joshua, Tuthill, John, Thyagarajan, Nithyanandan

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.16606

Unusual intra-burst variations of polarization states in FRB 20210912A and FRB 20230708A : Effects of plasma birefringence?

Authors: Bera, Apurba, James, Clancy W., McKinnon, Mark M., Ekers, Ronald D., Dial, Tyson, Deller, Adam T., Bannister, Keith W., Glowacki, Marcin, Shannon, Ryan M.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.14784

Bow Shock and Local Bubble Plasma Unveiled by the Scintillating Millisecond Pulsar J0437$-$4715

Authors: Reardon, Daniel J., Main, Robert, Ocker, Stella Koch, Shannon, Ryan M., Bailes, Matthew, Camilo, Fernando, Geyer, Marisa, Jameson, Andrew, Kramer, Michael, Parthasarathy, Aditya, Spiewak, Renée, van Straten, Willem, Krishnan, Vivek Venkatraman

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Astrophysics of Galaxies, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2410.21390

The impact of the FREDDA dedispersion algorithm on $H_0$ estimations with FRBs

Authors: Hoffmann, Jordan, James, Clancy W., Qiu, Hao, Glowacki, Marcin, Bannister, Keith W., Gupta, Vivek, Prochaska, Jason X., Bera, Apurba, Deller, Adam T., Gourdji, Kelly, Marnoch, Lachlan, Ryder, Stuart D., Scott, Danica R., Shannon, Ryan M., Tejos, Nicolas

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2408.05937

Modelling DSA, FAST and CRAFT surveys in a z-DM analysis and constraining a minimum FRB energy

Authors: Hoffmann, Jordan, James, Clancy W., Glowacki, Marcin, Prochaska, Jason X., Gordon, Alexa C., Deller, Adam T., Shannon, Ryan M., Ryder, Stuart D.

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2408.04878

The neutron star mass, distance, and inclination from precision timing of the brilliant millisecond pulsar J0437$-$4715

Authors: Reardon, Daniel J., Bailes, Matthew, Shannon, Ryan M., Flynn, Chris, Askew, Jacob, Bhat, N. D. Ramesh, Chen, Zu-Cheng, Curyło, Małgorzata, Feng, Yi, Hobbs, George B., Kapur, Agastya, Kerr, Matthew, Liu, Xiaojin, Manchester, Richard N., Mandow, Rami, Mishra, Saurav, Russell, Christopher J., Shamohammadi, Mohsen, Zhang, Lei, Zic, Andrew

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics, Nuclear Theory

Access URL: http://arxiv.org/abs/2407.07132

The Curious Case of Twin Fast Radio Bursts: Evidence for Neutron Star Origin?

Authors: Bera, Apurba, James, Clancy W., Deller, Adam T., Bannister, Keith W., Shannon, Ryan M., Scott, Danica R., Gourdji, Kelly, Marnoch, Lachlan, Glowacki, Marcin, Ekers, Ronald D., Ryder, Stuart D., Dial, Tyson

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2406.13704

A two-minute burst of highly polarised radio emission originating from low Galactic latitude

Authors: Dobie, Dougal, Zic, Andrew, Oswald, Lucy S., Pritchard, Joshua, Lower, Marcus E., Wang, Ziteng, Qiu, Hao, Hurley-Walker, Natasha, Wang, Yuanming, Lenc, Emil, Kaplan, David L., Anumarlapudi, Akash, Auchettl, Katie, Bailes, Matthew, Cameron, Andrew D., Cooke, Jeffrey, Deller, Adam, Driessen, Laura N., Freeburn, James, Murphy, Tara, Shannon, Ryan M., Stewart, Adam J.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2406.12352

VLBA Astrometry of the Fastest-spinning Magnetar Swift J1818.0-1607: A Large Trigonometric Distance & A Small Transverse Velocity

Authors: Ding, Hao, Lower, Marcus E., Deller, Adam T., Shannon, Ryan M., Camilo, Fernando, Sarkissian, John

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2406.04674

Towards solving the origin of circular polarisation in FRB 20180301A

Authors: Uttarkar, Pavan, Shannon, Ryan M., Lower, Marcus E., Kumar, Pravir, Price, Danny C., Deller, A. T., Gourdji, K.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2405.11515

Systematic errors in searches for nanohertz gravitational waves

Authors: Di Marco, Valentina, Zic, Andrew, Shannon, Ryan M., Thrane, Eric

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2403.13175

FLIMFLAM DR1: The First Constraints on the Cosmic Baryon Distribution from 8 FRB sightlines

Authors: Khrykin, Ilya S., Ata, Metin, Lee, Khee-Gan, Simha, Sunil, Huang, Yuxin, Prochaska, J. Xavier, Tejos, Nicolas, Bannister, Keith W., Cooke, Jeff, Day, Cherie K., Deller, Adam, Glowacki, Marcin, Gordon, Alexa C., James, Clancy W., Marnoch, Lachlan, Shannon, Ryan. M., Zhang, Jielai, Bernales-Cortes, Lucas

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2402.00505

A Fast Radio Burst in a Compact Galaxy Group at $z$~1

Authors: Gordon, Alexa C., Fong, Wen-fai, Simha, Sunil, Dong, Yuxin, Kilpatrick, Charles D., Deller, Adam T., Ryder, Stuart D., Eftekhari, Tarraneh, Glowacki, Marcin, Marnoch, Lachlan, Muller, August R., Nugent, Anya E., Palmese, Antonella, Prochaska, J. Xavier, Rafelski, Marc, Shannon, Ryan M., Tejos, Nicolas

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2311.10815