Matches in SemOpenAlex for { <https://semopenalex.org/work/W4291786776> ?p ?o ?g. }
- W4291786776 abstract "The gravitational field of compact objects, such as primordial black holes, can create multiple images of background sources. For transients such as fast radio bursts (FRBs), these multiple images can be resolved in the time domain. Under certain circumstances, these images not only have similar burst morphologies but are also phase-coherent at the electric field level. With a novel dechannelization algorithm and a matched filtering technique, we search for repeated copies of the same electric field waveform in observations of FRBs detected by the FRB backend of the Canadian Hydrogen Mapping Intensity Experiment (CHIME). An interference fringe from a coherent gravitational lensing signal will appear in the time-lag domain as a statistically-significant peak in the time-lag autocorrelation function. We calibrate our statistical significance using telescope data containing no FRB signal. Our dataset consists of $sim$100-ms long recordings of voltage data from 172 FRB events, dechannelized to 1.25-ns time resolution. This coherent search algorithm allows us to search for gravitational lensing signatures from compact objects in the mass range of $10^{-4}-10^{4} ~mathrm{M_{odot}}$. After ruling out an anomalous candidate due to diffractive scintillation, we find no significant detections of gravitational lensing in the 172 FRB events that have been analyzed. In a companion work [Leung, Kader+2022], we interpret the constraints on dark matter from this search." @default.
- W4291786776 created "2022-08-16" @default.
- W4291786776 creator A5000525313 @default.
- W4291786776 creator A5001606007 @default.
- W4291786776 creator A5007139394 @default.
- W4291786776 creator A5008513262 @default.
- W4291786776 creator A5010240976 @default.
- W4291786776 creator A5013125693 @default.
- W4291786776 creator A5014014379 @default.
- W4291786776 creator A5016405467 @default.
- W4291786776 creator A5016513394 @default.
- W4291786776 creator A5019632018 @default.
- W4291786776 creator A5020243437 @default.
- W4291786776 creator A5022045575 @default.
- W4291786776 creator A5029097503 @default.
- W4291786776 creator A5030668506 @default.
- W4291786776 creator A5034583572 @default.
- W4291786776 creator A5036958287 @default.
- W4291786776 creator A5038604476 @default.
- W4291786776 creator A5040720897 @default.
- W4291786776 creator A5041939013 @default.
- W4291786776 creator A5046076241 @default.
- W4291786776 creator A5049144785 @default.
- W4291786776 creator A5059689464 @default.
- W4291786776 creator A5062386564 @default.
- W4291786776 creator A5064620376 @default.
- W4291786776 creator A5065134162 @default.
- W4291786776 creator A5071523559 @default.
- W4291786776 creator A5077029100 @default.
- W4291786776 creator A5078731580 @default.
- W4291786776 creator A5080586585 @default.
- W4291786776 creator A5083914759 @default.
- W4291786776 creator A5085085708 @default.
- W4291786776 creator A5085134995 @default.
- W4291786776 creator A5086958656 @default.
- W4291786776 creator A5090159160 @default.
- W4291786776 date "2022-08-15" @default.
- W4291786776 modified "2023-10-14" @default.
- W4291786776 title "High-time resolution search for compact objects using fast radio burst gravitational lens interferometry with CHIME/FRB" @default.
- W4291786776 cites W1669489440 @default.
- W4291786776 cites W2031013908 @default.
- W4291786776 cites W2183620482 @default.
- W4291786776 cites W2252795400 @default.
- W4291786776 cites W2347092838 @default.
- W4291786776 cites W2563744641 @default.
- W4291786776 cites W2768628729 @default.
- W4291786776 cites W2794558609 @default.
- W4291786776 cites W2887293729 @default.
- W4291786776 cites W2907496583 @default.
- W4291786776 cites W2948442350 @default.
- W4291786776 cites W2958078246 @default.
- W4291786776 cites W2964195452 @default.
- W4291786776 cites W3004462431 @default.
- W4291786776 cites W3030414242 @default.
- W4291786776 cites W3034465428 @default.
- W4291786776 cites W3088355124 @default.
- W4291786776 cites W3095390361 @default.
- W4291786776 cites W3096183115 @default.
- W4291786776 cites W3098109263 @default.
- W4291786776 cites W3099394385 @default.
- W4291786776 cites W3099453376 @default.
- W4291786776 cites W3100106337 @default.
- W4291786776 cites W3100128280 @default.
- W4291786776 cites W3100579158 @default.
- W4291786776 cites W3101478357 @default.
- W4291786776 cites W3103437717 @default.
- W4291786776 cites W3104862451 @default.
- W4291786776 cites W3105362095 @default.
- W4291786776 cites W3106192690 @default.
- W4291786776 cites W3106254327 @default.
- W4291786776 cites W3125225318 @default.
- W4291786776 cites W3126067290 @default.
- W4291786776 cites W3140362863 @default.
- W4291786776 cites W3148918040 @default.
- W4291786776 cites W3175086528 @default.
- W4291786776 cites W3200736299 @default.
- W4291786776 cites W3215059153 @default.
- W4291786776 cites W4206329711 @default.
- W4291786776 cites W4280577737 @default.
- W4291786776 cites W4291595121 @default.
- W4291786776 doi "https://doi.org/10.1103/physrevd.106.043016" @default.
- W4291786776 hasPublicationYear "2022" @default.
- W4291786776 type Work @default.
- W4291786776 citedByCount "7" @default.
- W4291786776 countsByYear W42917867762022 @default.
- W4291786776 countsByYear W42917867762023 @default.
- W4291786776 crossrefType "journal-article" @default.
- W4291786776 hasAuthorship W4291786776A5000525313 @default.
- W4291786776 hasAuthorship W4291786776A5001606007 @default.
- W4291786776 hasAuthorship W4291786776A5007139394 @default.
- W4291786776 hasAuthorship W4291786776A5008513262 @default.
- W4291786776 hasAuthorship W4291786776A5010240976 @default.
- W4291786776 hasAuthorship W4291786776A5013125693 @default.
- W4291786776 hasAuthorship W4291786776A5014014379 @default.
- W4291786776 hasAuthorship W4291786776A5016405467 @default.
- W4291786776 hasAuthorship W4291786776A5016513394 @default.
- W4291786776 hasAuthorship W4291786776A5019632018 @default.
- W4291786776 hasAuthorship W4291786776A5020243437 @default.
- W4291786776 hasAuthorship W4291786776A5022045575 @default.
- W4291786776 hasAuthorship W4291786776A5029097503 @default.