Results 111 to 120 of about 139,218 (319)

Accretion-powered millisecond pulsars [PDF]

open access: yesAdvances in Space Research, 2006
I review X-ray observations of accretion-powered millisecond pulsars and current theories for formation of their spectra and pulse profiles.
openaire   +3 more sources

Designing Physical Unclonable Functions From Optically Active Materials

open access: yesAdvanced Materials, EarlyView.
Assigning unforgeable “fingerprints” to manufactured goods is a key strategy to fight global counterfeiting. Optical physical unclonable functions (PUFs) are chemically generated random patterns of optically active materials serving as unique authenticators.
Maxime Klausen   +2 more
wiley   +1 more source

Multiwavelength Evidence for Two New Candidate Transitional Millisecond Pulsars in the Subluminous Disk State: 4FGL J0639.1-8009 and 4FGL J1824.2+1231

open access: yesThe Astrophysical Journal
We report the discovery of two new Galactic accreting compact objects consistent with the respective positions of the unassociated Fermi-LAT γ -ray sources 4FGL J0639.1-8009 and 4FGL J1824.2+1231. A combination of new and archival X-ray data from Chandra,
Rebecca Kyer   +6 more
doaj   +1 more source

10-millisecond Computing

open access: yes, 2016
Despite computation becomes much complex on data with an unprecedented scale, we argue computers or smart devices should and will consistently provide information and knowledge to human being in the order of a few tens milliseconds. We coin a new term 10-millisecond computing to call attention to this class of workloads. 10-millisecond computing raises
Lu, Gang   +3 more
openaire   +2 more sources

Recent Advances in Heterogeneous Frustrated Lewis Pair: Synthesis, Characterization, and Catalysis

open access: yesAdvanced Materials, EarlyView.
This review provides a concise analysis of heterogeneous frustrated Lewis pair (FLP) chemistry, focusing on their synthesis, characterization, and application in small‐molecule activation. It highlights current challenges in developing solid FLP systems and explores promising advancements through emerging technologies, offering critical insights into ...
Jiasi Li   +2 more
wiley   +1 more source

Two coexisting families of compact stars: observational implications for millisecond pulsars

open access: yes, 2017
It is usually thought that a single equation of state (EoS) model "correctly" represents cores of all compact stars. Here we emphasize that two families of compact stars, viz., neutron stars and strange stars, can coexist in nature, and that neutron ...
Bhattacharyya, Sudip   +3 more
core   +1 more source

Revealing Trapped Carrier Dynamics at Buried Interfaces in Perovskite Solar Cells via Infrared‐Modulated Action Spectroscopy with Surface Photovoltage Detection

open access: yesAdvanced Materials, EarlyView.
A new spectroscopy technique (i.e., pump‐push‐surface photovoltage) is introduced that monitors trapped carrier dynamics at the buried interfaces in perovskite solar cells (PeSCs) via combining optical trap activation by infrared light with surface photovoltage detection.
Beier Hu   +13 more
wiley   +1 more source

Observations of Nine Millisecond Pulsars at 8600 MHz Using the TMRT

open access: yesThe Astrophysical Journal
We report detection results of nine millisecond pulsars (MSPs) at 8600 MHz using simultaneous 2250 and 8600 MHz observations conducted with the Shanghai Tian Ma Radio Telescope.
Xiao-Wei Wang   +9 more
doaj   +1 more source

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