Related papers: Polarization properties of 28 repeating fast radio…

Revealing the Dynamic Magneto-ionic Environments of Repeating Fast Radio Burst Sources through Multi-year Polarimetric Monitoring with CHIME/FRB

Fast radio bursts (FRBs) display a confounding variety of burst properties and host galaxy associations. Repeating FRBs offer insight into the FRB population by enabling spectral, temporal and polarimetric properties to be tracked over…

High Energy Astrophysical Phenomena · Physics 2023-07-12 R. Mckinven , B. M. Gaensler , D. Michilli , K. Masui , V. M. Kaspi , J. Su , M. Bhardwaj , T. Cassanelli , P. Chawla , F. , Dong , E. Fonseca , C. Leung , E. Petroff , Z. Pleunis , M. Rafiei-Ravandi , I. H. Stairs , S. Tendulkar , D. Z. Li , C. Ng , C. Patel , A. B. Pearlman , M. Rahman , K. R. Sand , K. Shin

A Large Scale Magneto-ionic Fluctuation in the Local Environment of Periodic Fast Radio Burst Source, FRB 20180916B

Fast radio burst (FRB) source 20180916B exhibits a 16.33-day periodicity in its burst activity. It is as of yet unclear what proposed mechanism produces the activity, but polarization information is a key diagnostic. Here, we report on the…

High Energy Astrophysical Phenomena · Physics 2023-06-14 R. Mckinven , B. M. Gaensler , D. Michilli , K. Masui , V. M. Kaspi , M. Bhardwaj , T. Cassanelli , P. Chawla , F. Adam Dong , E. Fonseca , C. Leung , D. Z. Li , C. Ng , C. Patel , E. Petroff , A. B. Pearlman , Z. Pleunis , M. Rafiei-Ravandi , M. Rahman , K. R. Sand , K. Shin , P. Scholz , I. H. Stairs , K. Smith , J. Su , S. Tendulkar

Discovery of 30 Repeating Fast Radio Burst Sources and Uniform Population Statistics of 80 Repeating Sources from CHIME/FRB

We present 30 newly discovered repeating fast radio burst (FRB) sources from the second catalog of bursts detected by the FRB backend on the Canadian Hydrogen Intensity Mapping Experiment (CHIME/FRB). These repeaters have extragalactic…

High Energy Astrophysical Phenomena · Physics 2026-05-12 Amanda M. Cook , Kaitlyn Shin , Ziggy Pleunis , Maxwell Fine , Naman Jain , Derek Bingham , Alice P. Curtin , Gwendolyn Eadie , B. M. Gaensler , Jason W. T. Hessels , Calvin Leung , Robert Main , Nicole Mulyk , Ayush Pandhi , Paul Scholz , Seth R. Siegel , David C. Stenning , Thomas C. Abbott , Bridget C. Andersen , Mohit Bhardwaj , Alice Cai , Shami Chatterjee , Fengqiu Adam Dong , Emmanuel Fonseca , Danté M. Hewitt , Ronniy C. Joseph , Lordrick Kahinga , Mattias Lazda , Victoria M. Kaspi , Afrokk Khan , Bikash Kharel , Lluis Mas-Ribas , Kiyoshi W. Masui , Kyle McGregor , Daniele Michilli , Ryan Mckinven , Mason Ng , Kenzie Nimmo , Swarali Shivraj Patil , Aaron B. Pearlman , Mawson W. Sammons , Ketan R. Sand , Aylar Sedaei Oghani , Vishwangi Shah , Kendrick Smith , Ingrid Stairs , Tarik J. Zegmott

CHIME/FRB Detection of Eight New Repeating Fast Radio Burst Sources

We report on the discovery of eight repeating fast radio burst (FRB) sources found using the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope. These sources span a dispersion measure (DM) range of 103.5 to 1281 pc cm$^{-3}$.…

High Energy Astrophysical Phenomena · Physics 2022-11-23 FRB Collaboration , B. C. Andersen , K. Bandura , M. Bhardwaj , P. Boubel , M. M. Boyce , P. J. Boyle , C. Brar , T. Cassanelli , P. Chawla , D. Cubranic , M. Deng , M. Dobbs , M. Fandino , E. Fonseca , B. M. Gaensler , A. J. Gilbert , U. Giri , D. C. Good , M. Halpern , A. S. Hill , G. Hinshaw , C. Höfer , A. Josephy , V. M. Kaspi , R. Kothes , T. L. Landecker , D. A. Lang , D. Z. Li , H. -H. Lin , K. W. Masui , J. Mena-Parra , M. Merryfield , R. Mckinven , D. Michilli , N. Milutinovic , A. Naidu , L. B. Newburgh , C. Ng , C. Patel , U. Pen , T. Pinsonneault-Marotte , Z. Pleunis , M. Rafiei-Ravandi , M. Rahman , S. M. Ransom , A. Renard , P. Scholz , S. R. Siegel , S. Singh , K. M. Smith , I. H. Stairs , S. P. Tendulkar , I. Tretyakov , K. Vanderlinde , P. Yadav , A. V. Zwaniga

Multi-year Polarimetric Monitoring of Four CHIME-Discovered Repeating Fast Radio Bursts with FAST

In this study, we report multi-year polarization measurements of four repeating FRBs initially discovered by CHIME: FRBs~20190117A, 20190208A, 20190303A, and 20190417A. We observed the four repeating FRBs with FAST, detecting a total of 66…

High Energy Astrophysical Phenomena · Physics 2025-07-04 Yi Feng , Yong-Kun Zhang , Jintao Xie , Yuan-Pei Yang , Yuanhong Qu , Dengke Zhou , Di Li , Bing Zhang , Weiwei Zhu , Wenbin Lu , Jiaying Xu , Chenchen Miao , Shiyan Tian , Pei Wang , Ju-Mei Yao , Chen-Hui Niu , Jiarui Niu , Heng Xu , Jinchen Jiang , Dejiang Zhou , Zenan Liu , Chao-Wei Tsai , Zigao Dai , Xuefeng Wu , Fayin Wang , Jinlin Han , Kejia Lee , Renxin Xu , Yongfeng Huang , Yuanchuan Zou , Jinhuang Cao , Xianglei Chen , Jianhua Fang , Dongzi Li , Ye Li , Wanjin Lu , Jiawei Luo , Jintao Luo , Rui Luo , Fen Lyu , Bojun Wang , Weiyang Wang , Qin Wu , Mengyao Xue , Di Xiao , Wenfei Yu , Jianping Yuan , Chunfeng Zhang , Junshuo Zhang , Lei Zhang , Songbo Zhang , Rushuang Zhao , Yuhao Zhu

Nine New Repeating Fast Radio Burst Sources from CHIME/FRB

We report on the discovery and analysis of bursts from nine new repeating fast radio burst (FRB) sources found using the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope. These sources span a dispersion measure (DM) range of…

High Energy Astrophysical Phenomena · Physics 2020-03-04 E. Fonseca , B. C. Andersen , M. Bhardwaj , P. Chawla , D. C. Good , A. Josephy , V. M. Kaspi , K. W. Masui , R. Mckinven , D. Michilli , Z. Pleunis , K. Shin , S. P. Tendulkar , K. M. Bandura , P. J. Boyle , C. Brar , T. Cassanelli , D. Cubranic , M. Dobbs , F. Q. Dong , B. M. Gaensler , G. Hinshaw , T. L. Landecker , C. Leung , D. Z. Li , H. -H. Lin , J. Mena-Parra , M. Merryfield , A. Naidu , C. Ng , C. Patel , U. Pen , M. Rafiei-Ravandi , M. Rahman , S. M. Ransom , P. Scholz , K. M. Smith , I. H. Stairs , K. Vanderlinde , P. Yadav , A. V. Zwaniga

CHIME/FRB Discovery of 25 Repeating Fast Radio Burst Sources

We present the discovery of 25 new repeating fast radio burst (FRB) sources found among CHIME/FRB events detected between 2019 September 30 and 2021 May 1. The sources were found using a new clustering algorithm that looks for multiple…

High Energy Astrophysical Phenomena · Physics 2023-05-24 FRB Collaboration , Bridget C. Andersen , Kevin Bandura , Mohit Bhardwaj , P. J. Boyle , Charanjot Brar , Tomas Cassanelli , S. Chatterjee , Pragya Chawla , Amanda M. Cook , Alice P. Curtin , Matt Dobbs , Fengqiu Adam Dong , Jakob T. Faber , Mateus Fandino , Emmanuel Fonseca , B. M. Gaensler , Utkarsh Giri , Antonio Herrera-Martin , Alex S. Hill , Adaeze Ibik , Alexander Josephy , Jane F. Kaczmarek , Zarif Kader , Victoria Kaspi , T. L. Landecker , Adam E. Lanman , Mattias Lazda , Calvin Leung , Hsiu-Hsien Lin , Kiyoshi W. Masui , Ryan Mckinven , Juan Mena-Parra , Bradley W. Meyers , D. Michilli , Cherry Ng , Ayush Pandhi , Aaron B. Pearlman , Ue-Li Pen , Emily Petroff , Ziggy Pleunis , Masoud Rafiei-Ravandi , Mubdi Rahman , Scott M. Ransom , Andre Renard , Ketan R. Sand , Pranav Sanghavi , Paul Scholz , Vishwangi Shah , Kaitlyn Shin , Seth Siegel , Kendrick Smith , Ingrid Stairs , Jianing Su , Shriharsh P. Tendulkar , Keith Vanderlinde , Haochen Wang , Dallas Wulf , Andrew Zwaniga

Morphology of 35 Repeating Fast Radio Burst Sources at Microsecond Time Scales with CHIME/FRB

The Canadian Hydrogen Intensity Mapping Experiment Fast Radio Burst (CHIME/FRB) project has discovered the most repeating fast radio burst (FRB) sources of any telescope. However, most of the physical conclusions derived from this sample…

High Energy Astrophysical Phenomena · Physics 2025-08-11 Alice P. Curtin , Ketan R. Sand , Ziggy Pleunis , Naman Jain , Victoria Kaspi , Daniele Michilli , Emmanuel Fonseca , Kaitlyn Shin , Kenzie Nimmo , Charanjot Brar , Fengqiu Adam Dong , Gwendolyn M. Eadie , B. M. Gaensler , Antonio Herrera-Martin , Adaeze L. Ibik , Ronny C. Joseph , Jane Kaczmarek , Calvin Leung , Robert Main , Kiyoshi W. Masui , Ryan McKinven , Juan Mena-Parra , Cherry Ng , Ayush Pandhi , Aaron B. Pearlman , Masoud Rafiei-Ravandi , Mawson W. Sammons , Paul Scholz , Kendrick Smith , Ingrid Stairs

A Second Source of Repeating Fast Radio Bursts

The discovery of a repeating Fast Radio Burst (FRB) source, FRB 121102, eliminated models involving cataclysmic events for this source. No other repeating FRB has yet been detected in spite of many recent FRB discoveries and follow-ups,…

High Energy Astrophysical Phenomena · Physics 2019-01-16 FRB Collaboration , M. Amiri , K. Bandura , M. Bhardwaj , P. Boubel , M. M. Boyce , P. J. Boyle , C. Brar , M. Burhanpurkar , T. Cassanelli , P. Chawla , J. F. Cliche , D. Cubranic , M. Deng , N. Denman , M. Dobbs , M. Fandino , E. Fonseca , B. M. Gaensler , A. J. Gilbert , A. Gill , U. Giri , D. C. Good , M. Halpern , D. S. Hanna , A. S. Hill , G. Hinshaw , C. Höfer , A. Josephy , V. M. Kaspi , T. L. Landecker , D. A. Lang , H. -H. Lin , K. W. Masui , R. Mckinven , J. Mena-Parra , M. Merryfield , D. Michilli , N. Milutinovic , C. Moatti , A. Naidu , L. B. Newburgh , C. Ng , C. Patel , U. -L. Pen , T. Pinsonneault-Marotte , Z. Pleunis , M. Rafiei-Ravandi , M. Rahman , S. M. Ransom , A. Renard , P. Scholz , J. R. Shaw , S. R. Siegel , K. M. Smith , I. H. Stairs , S. P. Tendulkar , I. Tretyakov , K. Vanderlinde , P. Yadav

A Search for Rotation Measure Flare Candidates in Repeating Fast Radio Bursts

Fast radio bursts (FRBs) are millisecond-duration extragalactic radio transients of unknown origin. Rotation measures (RMs) probe their local magneto-ionic environments and provide important clues to their nature. While RM variability has…

High Energy Astrophysical Phenomena · Physics 2026-04-23 Ye Li

The First CHIME/FRB Fast Radio Burst Catalog

We present a catalog of 536 fast radio bursts (FRBs) detected by the Canadian Hydrogen Intensity Mapping Experiment Fast Radio Burst (CHIME/FRB) Project between 400 and 800 MHz from 2018 July 25 to 2019 July 1, including 62 bursts from 18…

High Energy Astrophysical Phenomena · Physics 2023-02-02 FRB Collaboration , Mandana Amiri , Bridget C. Andersen , Kevin Bandura , Sabrina Berger , Mohit Bhardwaj , Michelle M. Boyce , P. J. Boyle , Charanjot Brar , Daniela Breitman , Tomas Cassanelli , Pragya Chawla , Tianyue Chen , J. -F. Cliche , Amanda Cook , Davor Cubranic , Alice P. Curtin , Meiling Deng , Matt Dobbs , Fengqiu , Dong , Gwendolyn Eadie , Mateus Fandino , Emmanuel Fonseca , B. M. Gaensler , Utkarsh Giri , Deborah C. Good , Mark Halpern , Alex S. Hill , Gary Hinshaw , Alexander Josephy , Jane F. Kaczmarek , Zarif Kader , Joseph W. Kania , Victoria M. Kaspi , T. L. Landecker , Dustin Lang , Calvin Leung , Dongzi Li , Hsiu-Hsien Lin , Kiyoshi W. Masui , Ryan Mckinven , Juan Mena-Parra , Marcus Merryfield , Bradley W. Meyers , Daniele Michilli , Nikola Milutinovic , Arash Mirhosseini , Moritz Münchmeyer , Arun Naidu , Laura Newburgh , Cherry Ng , Chitrang Patel , Ue-Li Pen , Emily Petroff , Tristan Pinsonneault-Marotte , Ziggy Pleunis , Masoud Rafiei-Ravandi , Mubdi Rahman , Scott M. Ransom , Andre Renard , Pranav Sanghavi , Paul Scholz , J. Richard Shaw , Kaitlyn Shin , Seth R. Siegel , Andrew E. Sikora , Saurabh Singh , Kendrick M. Smith , Ingrid Stairs , Chia Min Tan , S. P. Tendulkar , Keith Vanderlinde , Haochen Wang , Dallas Wulf , A. V. Zwaniga

Morphologies of Bright Complex Fast Radio Bursts with CHIME/FRB Voltage Data

We present the discovery of twelve thus far non-repeating fast radio burst (FRB) sources, detected by the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope. These sources were selected from a database comprising of order…

High Energy Astrophysical Phenomena · Physics 2023-12-29 Jakob T. Faber , Daniele Michilli , Ryan Mckinven , Jianing Su , Aaron B. Pearlman , Kenzie Nimmo , Robert A. Main , Victoria Kaspi , Mohit Bhardwaj , Shami Chatterjee , Alice P. Curtin , Matt Dobbs , Gwendolyn Eadie , B. M. Gaensler , Zarif Kader , Calvin Leung , Kiyoshi W. Masui , Ayush Pandhi , Emily Petroff , Ziggy Pleunis , Masoud Rafiei-Ravandi , Ketan R. Sand , Paul Scholz , Kaitlyn Shin , Kendrick Smith , Ingrid Stairs

Frequency-dependent polarization of repeating fast radio bursts-implications for their origin

The polarization of fast radio bursts (FRBs), bright astronomical transients, contains crucial information about their environments. We report polarization measurements of five repeating FRBs, the abundant signals of which enable wide-band…

High Energy Astrophysical Phenomena · Physics 2022-04-12 Yi Feng , Di Li , Yuan-Pei Yang , Yongkun Zhang , Weiwei Zhu , Bing Zhang , Wenbin Lu , Pei Wang , Shi Dai , Ryan S. Lynch , Jumei Yao , Jinchen Jiang , Jiarui Niu , Dejiang Zhou , Heng Xu , Chenchen Miao , Chenhui Niu , Lingqi Meng , Lei Qian , Chao-Wei Tsai , Bojun Wang , Mengyao Xue , Youling Yue , Mao Yuan , Songbo Zhang , Lei Zhang

An extremely active repeating fast radio burst source in a likely non-magneto-ionic environment

Fast radio bursts (FRBs) are bright radio bursts originating at cosmological distances. Only three repeating FRBs FRB 20121102A, FRB 20190520B and FRB 20201124A among $\sim$ 60 known repeating FRBs have circular polarization. We observed…

High Energy Astrophysical Phenomena · Physics 2024-10-22 Yi Feng , Di Li , Yong-Kun Zhang , Chao-Wei Tsai , Wei-Yang Wang , Yuan-Pei Yang , Yuanhong Qu , Pei Wang , Dengke Zhou , Jiarui Niu , Chenchen Miao , Mao Yuan , Jiaying Xu , Ryan S. Lynch , Will Armentrout , Brenne Gregory , Lingqi Meng , Shen Wang , Xianglei Chen , Shi Dai , Chen-Hui Niu , Mengyao Xue , Ju-Mei Yao , Bing Zhang , Junshuo Zhang , Weiwei Zhu , Yuhao Zhu

Fast Radio Burst Morphology in the First CHIME/FRB Catalog

We present a synthesis of fast radio burst (FRB) morphology (the change in flux as a function of time and frequency) as detected in the 400-800 MHz octave by the FRB project on the Canadian Hydrogen Intensity Mapping Experiment (CHIME/FRB),…

High Energy Astrophysical Phenomena · Physics 2021-12-15 Ziggy Pleunis , Deborah C. Good , Victoria M. Kaspi , Ryan Mckinven , Scott M. Ransom , Paul Scholz , Kevin Bandura , Mohit Bhardwaj , P. J. Boyle , Charanjot Brar , Tomas Cassanelli , Pragya Chawla , Fengqiu , Dong , Emmanuel Fonseca , B. M. Gaensler , Alexander Josephy , Jane F. Kaczmarek , Calvin Leung , Hsiu-Hsien Lin , Kiyoshi W. Masui , Juan Mena-Parra , Daniele Michilli , Cherry Ng , Chitrang Patel , Masoud Rafiei-Ravandi , Mubdi Rahman , Pranav Sanghavi , Kaitlyn Shin , Kendrick M. Smith , Ingrid H. Stairs , Shriharsh P. Tendulkar

A Polarization Pipeline for Fast Radio Bursts Detected by CHIME/FRB

Polarimetric observations of Fast Radio Bursts (FRBs) are a powerful resource for better understanding these mysterious sources by directly probing the emission mechanism of the source and the magneto-ionic properties of its environment. We…

Instrumentation and Methods for Astrophysics · Physics 2021-11-03 Ryan Mckinven , Daniele Michilli , Kiyoshi W. Masui , Davor Cubranic , B. M. Gaensler , Cherry Ng , Mohit Bhardwaj , Calvin Leung , Patrick J. Boyle , Charanjot Brar , Tomas Cassanelli , Dongzi Li , Juan Mena-Parra , Mubdi Rahman , Ingrid Stairs

First discovery of new pulsars and RRATs with CHIME/FRB

We report the discovery of seven new Galactic pulsars with the Canadian Hydrogen Intensity Mapping Experiment's Fast Radio Burst backend (CHIME/FRB). These sources were first identified via single pulses in CHIME/FRB, then followed up with…

High Energy Astrophysical Phenomena · Physics 2021-11-22 D. C. Good , B. C. Andersen , P. Chawla , K. Crowter , F. Q. Dong , E. Fonseca , B. W. Meyers , C. Ng , Z. Pleunis , S. M. Ransom , I. H. Stairs , C. M. Tan , M. Bhardwaj , P. J. Boyle , M. Dobbs , B. M. Gaensler , V. M. Kaspi , K. W. Masui , A. Naidu , M. Rafiei-Ravandi , P. Scholz , K. M. Smith , S. P. Tendulkar

The Second CHIME/FRB Catalog of Fast Radio Bursts

We present a catalog of 4539 fast radio bursts (FRBs) observed with the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope between 25 July 2018 and 15 September 2023. These bursts originate from 3641 unique sources, including…

High Energy Astrophysical Phenomena · Physics 2026-01-15 FRB Collaboration , Thomas Abbott , Bridget C. Andersen , Shion Andrew , Kevin Bandura , Mohit Bhardwaj , Yash Bhusare , Charanjot Brar , Tomas Cassanelli , Shami Chatterjee , Jean-Francois Cliche , Amanda M. Cook , Alice Curtin , Matt Dobbs , Fengqiu Adam Dong , Gwendolyn Eadie , Tarraneh Eftekhari , Emmanuel Fonseca , B. M. Gaensler , Deborah Good , Mark Halpern , Jason W. T. Hessels , Adaeze Ibik , Naman Jain , Ronniy C. Joseph , Zarif Kader , Victoria M. Kaspi , Afrokk Khan , Bikash Kharel , Ajay Kumar , T. L. Landecker , Dustin Lang , Adam E. Lanman , Magnus L'Argent , Mattias Lazda , Calvin Leung , Dong Zi Li , Chris J. Lintott , Robert Main , Kiyoshi W. Masui , Sujay Mate , Kyle McGregor , Ryan Mckinven , Juan Mena-Parra , Bradley W. Meyers , Daniele Michilli , Cherry Ng , Mason Ng , Kenzie Nimmo , Gavin Noble , Ayush Pandhi , Swarali S. Patil , Aaron B. Pearlman , Ue-Li Pen , Ziggy Pleunis , J. Xavier Prochaska , Masoud Rafiei-Ravandi , Scott Ransom , Andre Renard , Mawson W. Sammons , Ketan R. Sand , Paul Scholz , Vishwangi Shah , Kaitlyn Shin , Seth R. Siegel , Sloane Sirota , Kendrick Smith , Ingrid Stairs , David C. Stenning , Shriharsh P. Tendulkar , Keith Vanderlinde , Mike Walmsley , Haochen Wang , Dallas Wulf

On detecting repetition from fast radio bursts

Fast radio bursts (FRBs) are bright, millisecond-duration radio pulses whose origins are unknown. To date, only one (FRB 121102) out of several dozen has been seen to repeat, though the extent to which it is exceptional remains unclear. We…

High Energy Astrophysical Phenomena · Physics 2018-07-11 Liam Connor , Emily Petroff

Radio Monitoring Campaign of Active Repeater FRB 20220912A with CHIME

FRB 20220912A is a highly active repeating fast radio burst (FRB) source, discovered by the Canadian Hydrogen Intensity Mapping Experiment (CHIME) using its real-time FRB detection system (CHIME/FRB). Here, we present results from a radio…

High Energy Astrophysical Phenomena · Physics 2026-04-13 Thomas C. Abbott , Aaron B. Pearlman , Victoria M. Kaspi , Ayush Pandhi , Charanjot Brar , Alyssa Cassity , Amanda M. Cook , Alice P. Curtin , Emmanuel Fonseca , Bryan M. Gaensler , Deborah C. Good , Jason W. Hessels , Afrokk Khan , Calvin Leung , Robert A. Main , Ryan Mckinven , Bradley W. Meyers , Kenzie Nimmo , Mason Ng , Ziggy Pleunis , Paul Scholz , Vishwangi Shah , Kaitlyn Shin