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Fast radio bursts appear to exhibit large dispersion measures, typically exceeding any expected galactic interstellar contribution, especially along the moderate to high-galactic-latitude directions in which such events have been most often…

High Energy Astrophysical Phenomena · Physics 2015-06-19 Brian Dennison

We present an analysis of 4 nulling pulsars with the Five-hundred-meter Aperture Spherical radio Telescope (FAST). For PSR J1649+2533, our results suggest mode changing rather than subpulse drifting as previously reported at lower…

High Energy Astrophysical Phenomena · Physics 2025-11-07 Jingbo Wang , Jintao Xie , Jing Zou , Jianfei Tang

We investigate acceleration and propagation processes of high-energy particles inside hot accretion flows. The magnetorotational instability (MRI) creates turbulence inside accretion flows, which triggers magnetic reconnection and may…

High Energy Astrophysical Phenomena · Physics 2019-12-03 Shigeo S. Kimura , Kengo Tomida , Kohta Murase

Strongly intermittent turbulence is observed in the shadow of a limiter in the Large Plasma Device (LAPD) at UCLA [W. Gekelman, H. Pfister, Z. Lucky, J. Bamber, D. Leneman, and J. Maggs, Rev. Sci. Inst. {\bfseries 62}, 2875 (1991)]. The…

Plasma Physics · Physics 2009-11-11 T. A. Carter

A search has been carried out for the pulsar J0311+1402, which has a period of $P = 40.9$ s, in the data archive of the Large Phased Array (LPA) radio telescope. When searching using fast folding algorithm (FFA), periodic pulsar radiation…

High Energy Astrophysical Phenomena · Physics 2025-08-12 S. A. Tyul'bashev , G. E. Tyul'basheva , S. A. Andrianov , M. A. Kitaeva

Flow and Diffusion Distributed Structures (FDS) are stationary spatially periodic patterns that can be observed in reaction-diffusion-advection systems. These structures arise when the flow rate exceeds a certain bifurcation point provided…

Pattern Formation and Solitons · Physics 2007-11-19 Pavel V. Kuptsov , Razvan A. Satnoianu

Since the discovery of the accreting millisecond pulsar XTE J1814-338 a total of 27 thermonuclear bursts have been observed from the source with the Proportional Counter Array (PCA) onboard the Rossi X-ray Timing Explorer (RXTE).…

Astrophysics · Physics 2009-11-10 Tod E. Strohmayer , Craig B. Markwardt , Jean H. Swank , Jean in 't Zand

We present a detailed study of the single radio pulses of PSR B0656+14, a pulsar also known to be a strong pulsed source of high-energy emission. Despite the extensive studies at high-energy wavelengths, there is little or no published work…

Astrophysics · Physics 2009-11-11 P. Weltevrede , G. A. E. Wright , B. W. Stappers , J. M. Rankin

Collective transport properties of a one-dimensional asymmetric periodic substrate (1DAPS) modulated two-dimensional dusty plasma (2DDP) driven by an unbiased sinusoidal excitation force are investigated using Langevin dynamical…

Plasma Physics · Physics 2022-10-06 Wei Li , D. Huang , C. Reichhardt , C. J. O. Reichhardt , Yan Feng

Pulsars with periods more than 0.4 seconds in the declination range -9o < decj < 42o and in the right ascension range 0h < r.a.< 24h were searched in parallel with the program of interplanetary scintillations monitoring of a large number of…

A large number of observations from the Parkes 64\,m-diameter radio telescope, recorded with high time resolution, are publicly available. We have re-processed all of the observations obtained during the first four years (from 1997 to 2001)…

The relationship between anomalous superdiffusive behavior and particle trapping probability is analyzed on a rocking ratchet potential with spatially correlated weak disorder. The trapping probability density is shown, analytically and…

Statistical Mechanics · Physics 2019-02-18 D. G. Zarlenga , G. L. Frontini , Fereydoon Family , C. M. Arizmendi

Giant radio pulses of the millisecond pulsar B1937+21 were recorded with the S2 VLBI system at 1.65 GHz with NASA/JPL's 70-m radio telescope at Tidbinbilla, Australia. These pulses have been observed as strong as 65000 Jy with widths <= 15…

On 13 March 2010 an unusually long duration event was observed by radio spectrographs onboard the STEREO-B and Wind spacecraft. The event started at about 13:00 UT and ended at approximately 06:00 UT on 14 March. The event presents itself…

Solar and Stellar Astrophysics · Physics 2015-06-23 J. C. Martínez-Oliveros , C. Raftery , H. Bain , Y. Liu , M. Pulupa , P. Saint-Hilaire , P. Higgins , V. Krupar , Säm Krucker , S. D. Bale

The Wendelstein 7-X (W7-X) Thomson scattering (TS) diagnostic was upgraded to transiently achieve kilohertz sampling rates combined with adjustable measuring times. The existing Nd:YAG lasers are employed to repetitively emit "bursts", i.e.…

We have carried out a comprehensive study of the temperature structure of plasmoids, which successively occurred in recurrent active region jets. The multithermal plasmoids were seen to be travelling along the multi-threaded spire as well…

Solar and Stellar Astrophysics · Physics 2022-11-16 Sargam M. Mulay , Durgesh Tripathi , Helen Mason , Giulio Del Zanna , Vasilis Archontis

We present average flux density measurements of 151 radio pulsars at 1.4 GHz with the Parkes 'Murriyang' radio telescope. We recommend our results be included in the next version of the ATNF pulsar catalogue. The large sample of pulsars…

High Energy Astrophysical Phenomena · Physics 2023-01-25 Ziyang Wang , Jingbo Wang , Na Wang , Shi Dai , Jintao Xie

A growing fraction of tidal disruption events (TDEs) exhibit radio emission that rises only years after the optical or infrared flare, indicating delayed outflow activity. In some events the outflow is inferred to be slow ($\sim 0.02 \, c$)…

High Energy Astrophysical Phenomena · Physics 2026-05-29 Itai Linial , Brian D. Metzger , Andrei M. Beloborodov

We report the properties of more than 600 bursts (including cluster-bursts) detected from the repeating fast radio burst (FRB) source FRB 20201124A with the Five-hundred-meter Aperture Spherical radio Telescope (FAST) during an extremely…

High Energy Astrophysical Phenomena · Physics 2023-01-04 D. J. Zhou , J. L. Han , B. Zhang , K. J. Lee , W. W. Zhu , D. Li , W. C. Jing , W. -Y. Wang , Y. K. Zhang , J. C. Jiang , J. R. Niu , R. Luo , H. Xu , C. F. Zhang , B. J. Wang , J. W. Xu , P. Wang , Z. L. Yang , Y. Feng
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