Results 161 to 170 of about 681,467 (332)

Possible signatures for strange stars in stellar X-ray binaries

open access: yes, 1999
Kilohertz quasi-periodic brightness oscillations (kHz QPOs) observed in certain X-ray burst sources may represent Keplerian frequencies in the inner regions of the accretion disk in such systems.
Bombaci, Ignazio   +2 more
core   +1 more source

Exploration of Quasi‐Direct Band Edge in a Multilayer Ferroelectric Semiconductor for Applications in Van Der Waals Stacked Heterojunction Solar Cell and Photocatalytic Devices

open access: yesAdvanced Science, EarlyView.
Multilayered AgBiP2Se6 has been systematically characterized to be a quasi‐direct semiconductor using theoretical calculations and optical experiments. It possesses an indirect bandgap of 1.46 eV and a direct gap of 1.535 eV for simultaneously absorbing the NIR to visible‐light photons. In combination with a p‐type Ga0.5In0.5Se, a high efficiency p‐Ga0.
Anna Milatul Ummah   +4 more
wiley   +1 more source

Pseudo-scalar meson spectral properties in the chiral crossover region of QCD

open access: yesJournal of High Energy Physics
Determining the type of excitations that can exist in a thermal medium is key to understanding how hadronic matter behaves at extreme temperatures.
Dibyendu Bala   +4 more
doaj   +1 more source

Grain Boundary Segregation Suppresses Local Short‐Range Ordering in Nanocrystalline High‐Entropy Alloys

open access: yesAdvanced Science, EarlyView.
Multicomponent alloys, such as high‐entropy alloys (HEAs), are considered to be in a random solid solution. However, recent studies have shown that short‐range ordering (SRO) is prevalent in these HEAs due to multipairwise interactions among the constituent elements, which can be deleterious.
Moses A. Adaan‐Nyiak   +8 more
wiley   +1 more source

Scalarized hybrid neutron stars in scalar tensor gravity

open access: yesEuropean Physical Journal C: Particles and Fields
Hybrid neutron stars, the compact objects consisting hadronic matter and strange quark matter, can be considered as the probes for the scalar tensor gravity. In this work, we explore the scalarization of hybrid neutron stars in the scalar tensor gravity.
Fahimeh Rahimi, Zeinab Rezaei
doaj   +1 more source

Sound velocity in dense stellar matter with strangeness and compact stars * [PDF]

open access: green, 2021
Chengjun Xia   +7 more
openalex   +1 more source

Boron Nitride Reinforced Supramolecular Gels Nano‐Assembled with Fungicides toward Soil‐Borne Fungal Disease Management

open access: yesAdvanced Science, EarlyView.
This work demonstrates of 2D material‐mediated stimuli‐responsive transport in soft matter systems, pioneers a new class of nano‐bridged carriers with mechanically strengthening and programmable permeability characteristics designed to overcome persistent barriers in soil‐borne disease management.
Li Hao   +9 more
wiley   +1 more source

Surface Reconstruction‐Free Stability Achieving Highly Anticorrosive Seawater Splitting

open access: yesAdvanced Science, EarlyView.
The complex metal oxides of AgCe‐FeMnOH can achieve an excellent oxygen evolution (OER) activity while maintaining its stability under alkaline seawater electrolysis. The surface reconstruction‐free behaviors lead to the durable seawater corrosion resistance without compromising the catalytic activities.
Yanita Devi   +8 more
wiley   +1 more source

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