Results 111 to 120 of about 196,917 (331)

Unveiling the Origin of the Fermi Bubbles

open access: yesGalaxies, 2018
The Fermi bubbles, two giant structures above and below the Galactic center (GC), are among the most important discoveries of the Fermi Gamma-ray Space Telescope.
H.-Y. Karen Yang   +2 more
doaj   +1 more source

Off‐Stoichiometry Engineering of the Electrical and Optical Properties of SrNbO3 Using Oxide Molecular Beam Epitaxy

open access: yesAdvanced Functional Materials, EarlyView.
The plasma edge of transparent conducting oxide SrNbO3 shifts from ∼2 eV in the visible range to 1.37 eV in the near‐infrared region by off‐stoichiometry using the vacancy sites as quasi‐substitutional virtual elements. This work advances the stoichiometry engineering of perovskite oxides using oxide molecular beam epitaxy, allowing synthesis beyond ...
Jasnamol Palakkal   +11 more
wiley   +1 more source

Investigation of the structure in 235U(nth,fis) prompt gamma energy spectrum by FIFRELIN [PDF]

open access: yesEPJ Web of Conferences
The energy spectrum of prompt gamma-rays from 235U thermal fission is reproduced by a fission reaction model FIFRELIN to identify the origin of spectral features.
Ogawa Tatsuhiko   +4 more
doaj   +1 more source

Gamma-Ray Polymerization of Acrylamide in the Solid State [PDF]

open access: green, 1954
Robert B. Mesrobian   +3 more
openalex   +1 more source

Bi‐Directional Assembly of Boron Nitride µ‐Platelets by Micro‐Molding for Advanced Thermal Interface Materials

open access: yesAdvanced Functional Materials, EarlyView.
Bi‐directionally assembled BN µ‐platelets in micropatterns formed by a micro‐molding method for thermal interface materials are demonstrated. The BN µ‐platelets are vertically aligned selectively, while compressed regions without patterns accommodate horizontally assembled BN µ‐platelets. Through anisotropic orientation, high thermal conductivities for
Young Gil Kim   +12 more
wiley   +1 more source

New generation Cherenkov telescope array: HADAR and its performance introduction

open access: yesNuclear Physics B
Astrophysical very high energy (VHE) gamma-rays are believed to result almost exclusively from the interactions of populations of highly relativistic particles with ambient matter or photon fields.
Qingyuan Hou   +18 more
doaj   +1 more source

Effect of degenerate particles on internal bremsstrahlung of Majorana dark matter

open access: yesPhysics Letters B, 2015
Gamma-rays induced by annihilation or decay of dark matter can be its smoking gun signature. In particular, gamma-rays generated by internal bremsstrahlung of Majorana and real scalar dark matter is promising since it can be a leading emission of sharp ...
Hiroshi Okada, Takashi Toma
doaj   +1 more source

Gamma rays as probes of the Universe

open access: yesComptes Rendus. Physique, 2016
The propagation of $ $ rays over very large distances provides new insights on the intergalactic medium and on fundamental physics. On their path to the Earth, $ $ rays can annihilate with diffuse infrared or optical photons of the intergalactic medium, producing $e^+ \, e^-$ pairs.
Horns, Dieter, Jacholkowska, Agnieszka
openaire   +5 more sources

Photothermal Hydrogel with Mn3O4 Nanoparticles Alleviates Intervertebral Disc Degeneration by Scavenging ROS and Regulating Extracellular Matrix Metabolism

open access: yesAdvanced Functional Materials, EarlyView.
The MPTT‐nanozyme‐hydrogel system (Mn3O4@ChS‐HA) provides a multifunctional therapeutic strategy for intervertebral disc degeneration (IVDD), effectively targeting oxidative stress and enhancing AF repair by restoring extracellular matrix (ECM) and redox homeostasis.
Yangyang Chen   +13 more
wiley   +1 more source

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