Results 31 to 40 of about 1,325 (160)

High-sensitivity searches for radio pulsars [PDF]

open access: yes, 1995
Radio pulsars are rapidly spinning, highly magnetized neutron stars which emit beams of radio waves and are observed to pulse when the beam crosses the Earth.
Ray, Paul Shelton
core   +1 more source

The Thousand-Pulsar-Array programme on MeerKAT - VIII. The subpulse modulation of 1198 pulsars [PDF]

open access: yes, 2023
These datasets and document are online appendices beyond those provided in the main journal manuscript "The Thousand-Pulsar-Array programme on MeerKAT - VIII. The subpulse modulation of 1198 pulsars" by Song et al.
Basu, Avishek   +15 more
core   +1 more source

Machine Learning‐Assisted Design and Performance Prediction of a Compact Dual‐Band Polarization‐Insensitive THz Metamaterial Absorber for Skin‐Cancer‐Related Refractive‐Index Sensing

open access: yesAdvanced Electronic Materials, EarlyView.
A compact QASRR‐based THz metamaterial absorber enables polarization‐insensitive dual‐band absorption and skin‐cancer‐related refractive‐index sensing through measurable resonance shifts. Field, surface‐current, and circuit analyses clarify the dual‐resonance mechanism, while StackNet‐assisted prediction accurately estimates the simulated absorption ...
Md. Murad Kabir Nipun   +5 more
wiley   +1 more source

A relativistic positioning system exploiting pulsating sources for navigation across the Solar System and beyond [PDF]

open access: yes, 2011
We introduce an operational approach to the use of pulsating sources, located at spatial infinity, for defining a relativistic positioning and navigation system, based on the use of null four-vectors in a flatMinkowskian spacetime.
Capolongo, Emiliano   +2 more
core  

A Search for Gravitational Waves from Perturbed Black Hole Ringdowns in LIGO Data [PDF]

open access: yes, 2008
According to General Relativity a perturbed black hole will return to a stable configuration by the emission of gravitational radiation in a superposition of quasi-normal modes. Such a perturbation will occur due to the coalescence of a black hole binary,
Goggin, Lisa Maria
core   +1 more source

Determining the rotation direction in pulsars. [PDF]

open access: yesNat Commun, 2019
International audiencePulsars are rotating neutron stars emitting lighthouse-like beams. Owing to their unique properties, pulsars are a unique astrophysical tool to test general relativity, inform on matter in extreme conditions, and probe galactic ...
Gueroult R, Shi Y, Rax JM, Fisch NJ.
europepmc   +2 more sources

Interaction of the Gut Microbiota and the Enteric Nervous System: Implications in Gastrointestinal Disorders Associated With Autism Spectrum Disorder

open access: yesAutism Research, EarlyView.
ABSTRACT Autism spectrum disorder (ASD) is a neurodevelopmental disorder characterized by impairments in social interaction, restricted interests, and repetitive behaviors. In addition to these core behavioral symptoms, gastrointestinal (GI) disorders are frequently reported, ranging from severe constipation to diarrhea.
Baptiste Ganachaud   +9 more
wiley   +1 more source

CIRA-Pulsars-and-Transients-Group/vcstools: v2.5 General Updates [PDF]

open access: yes, 2021
Upgrades: Added three options to find_pulsar_in_obs.py to only use observations with contiguous frequency channels (--contig), that contain the input frequency channels (--freq_chan) or that are above a minimum time (--min_time) Turned the Gaussian ...
Sam McSweeney   +8 more
core   +1 more source

Proteomics‐Based Identification of the Pyroptosis‐Related Biomarker PCSK9 and Its Association With the Pathogenesis of Rheumatoid Arthritis

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT Rheumatoid arthritis (RA) is a common autoimmune disease, and early diagnosis is critical for effective treatment. This study aims to identify potential biomarkers related to pyroptosis through serum proteomics analysis, offering new insights for the early diagnosis of RA.
Lei Wang   +10 more
wiley   +1 more source

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