Results 121 to 130 of about 126,126 (337)

The inner 300 parsecs of the Milky Way seen by H.E.S.S.: a Pevatron in the Galactic Centre

open access: yesEPJ Web of Conferences, 2017
The Galactic Centre region has been observed by the High Energy Stereoscopic System (H.E.S.S.) array of ground-based Cherenkov telescopes since 2004 leading to the detection of the very-high-energy γ-ray source HESS J1745-290 spatially coincident with ...
Moulin Emmanuel
doaj   +1 more source

Meissner Effect and Nonreciprocal Charge Transport in Non‐Topological 1T‐CrTe2/FeTe Heterostructures

open access: yesAdvanced Materials, EarlyView.
This work demonstrates interface‐induced superconductivity (Tc ∼12 K) with a robust Meissner effect and pronounced nonreciprocal transport in epitaxial 1T‐CrTe2/FeTe heterostructures, where 1T‐CrTe2 is a 2D ferromagnet, and FeTe is an antiferromagnetic metal.
Zi‐Jie Yan   +13 more
wiley   +1 more source

Modeling the Radial Distribution of Pulsars in the Galaxy

open access: yesThe Astrophysical Journal Letters
The Parkes 20 cm multibeam pulsar surveys have discovered nearly half of the known pulsars and revealed many distant pulsars with high dispersion measures.
J. T. Xie   +4 more
doaj   +1 more source

The Diverse Science Return from a Wide-Area Survey of the Galactic Plane [PDF]

open access: green, 2018
R. A. Street   +21 more
openalex   +1 more source

Atomically Resolved Acoustic Dynamics Coupled with Magnetic Order in a Van der Waals Antiferromagnet

open access: yesAdvanced Materials, EarlyView.
Magnetically coupled acoustic phonon modes (f1, f2, f3) are captured by ultrafast X‐ray diffraction in a prototypical van der Waals antiferromagnet FePS3, including their atomic displacement vectors (u) and the acoustic propagation wave vectors (k). Notably, the atomic displacement vector and amplitude of these modes, represented by the direction and ...
Faran Zhou   +24 more
wiley   +1 more source

Microlensing Events in Five Years of Photometry from the Zwicky Transient Facility

open access: yesThe Astrophysical Journal
Microlensing has a unique advantage for detecting dark objects in the Milky Way, such as free-floating planets, neutron stars, and stellar-mass black holes.
Ruocheng Zhai   +7 more
doaj   +1 more source

GALANTE: finding all the optically accessible Galactic O+B+WR stars in\n the Galactic Plane [PDF]

open access: green, 2018
J. Maíz Apellániz   +10 more
openalex   +1 more source

Designing Defect Structure and Interfacial Strain in an Epitaxial VN Bilayer Film by Tailoring N Concentration

open access: yesAdvanced Materials Interfaces, EarlyView.
The N concentration in an epitaxial VN bilayer is tailored from overstoichiometric V0.49N0.51 to understoichiometric V0.56N0.44. Based on ab initio, diffraction, and microscopy data, the overstoichiometric V0.49N0.51 layer contains V vacancies, N Frenkel pairs, and a high density of dislocations.
Marcus Hans   +7 more
wiley   +1 more source

Analysis of repulsive central universal force field on solar and galactic dynamics

open access: yesOpen Physics, 2019
Recent astrophysical observations hint toward the need for an extended theory of gravity to explain puzzles presented by the standard cosmological model such as the need for dark matter and dark energy to understand the dynamics of the cosmos. This paper
Barghout Kamal
doaj   +1 more source

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