Results 111 to 120 of about 245,674 (370)

Time-averaging Polarimetric and Spectral Properties of Gamma-Ray Bursts

open access: yesThe Astrophysical Journal Supplement Series
The composition and radiation mechanism of gamma-ray bursts (GRBs) within jets continue to be hotly debated. Investigating the joint polarimetric and spectral properties is crucial for understanding the composition and radiation mechanism of GRBs ...
Liang Li, Soroush Shakeri
doaj   +1 more source

Physics of Gamma-Ray Bursts Prompt Emission [PDF]

open access: yes, 2015
In recent years, our understanding of gamma-ray bursts (GRB) prompt emission has been revolutionized, due to a combination of new instruments, new analysis methods, and novel ideas.
A. Pe’er
semanticscholar   +1 more source

Advances in Photonic Materials and Integrated Devices for Smart and Digital Healthcare: Bridging the Gap Between Materials and Systems

open access: yesAdvanced Materials, EarlyView.
This article summarizes significant technological advancements in materials, photonic devices, and bio‐interfaced systems, which demonstrate successful applications for impacting human healthcare via improved therapies, advanced diagnostics, and on‐skin health monitoring.
Seunghyeb Ban   +5 more
wiley   +1 more source

Choked Jets and Low-Luminosity Gamma-Ray Bursts as Hidden Neutrino Sources [PDF]

open access: yes, 2015
We consider gamma-ray burst (GRB) jets that are choked by extended material as sources of high-energy cosmic neutrinos. We take into account the jet propagation physics both inside the progenitor star and the surrounding dense medium.
Nicholas Senno, K. Murase, P. Mészáros
semanticscholar   +1 more source

Gamma-ray bursts as hypernovae [PDF]

open access: yesFourth Huntsville gamma-ray burst symposium, 1998
12 pages, latex, uses aaspp4.sty, no figures, submitted to ApJ ...
openaire   +3 more sources

Challenges and Opportunities for Rechargeable Aqueous Sn Metal Batteries

open access: yesAdvanced Materials, EarlyView.
Rechargeable aqueous batteries with metal anodes promise enhanced energy density, combining higher output voltage and capacity with high safety. This perspective highlights the emerging potential of the Sn metal anode, emphasizing its resistance to hydrogen evolution, high reversibility, and sustainability.
Haozhe Zhang   +3 more
wiley   +1 more source

GRB-SN Association within the Binary-driven Hypernova Model

open access: yesThe Astrophysical Journal, 2023
Observations of supernovae (SNe) Ic occurring after the prompt emission of long gamma-ray bursts (GRBs) are addressed within the binary-driven hypernova (BdHN) model where GRBs originate from a binary composed of a ∼10 M _⊙ carbon–oxygen (CO) star and a ...
Y. Aimuratov   +13 more
doaj   +1 more source

Photospheric Emission of Gamma-Ray Bursts [PDF]

open access: yes, 2017
We review the physics of GRB production by relativistic jets that start highly opaque near the central source and then expand to transparency. We discuss dissipative and radiative processes in the jet and how radiative transfer shapes the observed ...
A. Beloborodov, P. Mészáros
semanticscholar   +1 more source

The nature of “dark” gamma-ray bursts [PDF]

open access: yesAstronomy & Astrophysics, 2010
9 pages, 6 figs, A&A (accepted)
J. Greiner   +16 more
openaire   +7 more sources

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, EarlyView.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

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