Results 81 to 90 of about 3,339,915 (332)

Fifty Years After the Discovery of the First Stellar-Mass Black Hole: A Review of Cyg X-1

open access: yesGalaxies
Around 50 years ago, the famous bet between Stephen Hawking and Kip Thorne on whether Cyg X-1 hosts a stellar-mass black hole became a well-known story in the history of black hole science.
Jiachen Jiang
doaj   +1 more source

Stellar oscillation optimizer: a nature-inspired metaheuristic optimization algorithm

open access: yesCluster Computing
This paper proposes a nature-inspired metaheuristic optimization algorithm called Stellar Oscillation Optimizer (SOO), SOO is inspired from the field of asteroseismology, which examines the oscillatory behavior of stars to understand their internal ...
Ali Rodan   +3 more
semanticscholar   +1 more source

Uncovering Inequities: The Role of Social Determinants of Health in Hospitalized Adolescents and Young Adults With Heavy Menstrual Bleeding

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Heavy menstrual bleeding (HMB) is a common condition among adolescents and young adults (AYAs) and is the leading cause of iron deficiency anemia (IDA) in this population. Growing evidence suggests that social determinants of health (SDOH) influence menstrual bleeding patterns, access to care, and treatment. However, no studies have
Maria Carter‐Febres   +6 more
wiley   +1 more source

Neutron stars and stellar mergers as a laboratory for dense QCD matter [PDF]

open access: yes, 2019
Neutron star observations, including direct mass and radius measurements as well as the analysis of gravitational wave signals emitted by stellar mergers, provide valuable and unique insights into the properties of strongly interacting matter at high ...
Vuorinen, Aleksi
core   +1 more source

TIC 433545934: The first 2+2-type doubly eclipsing binary with extra, mutual eclipses

open access: yesAstronomy & Astrophysics
Aims. Several hundred previously unknown 2+2 hierarchical doubly eclipsing quadruple stars have been identified in observations made with the space telescope TESS over the past eight years.
Borkovits T.   +7 more
doaj   +1 more source

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

Stellar magnetism : empirical trends with age and rotation [PDF]

open access: yes, 2014
AAV acknowledges support from a Royal Astronomical Society Fellowship and from the Swiss National Science Foundation via an Ambizione Fellowship. SGG acknowledges support from the Science and Technology Facilities Council (STFC) via an Ernest Rutherford ...
G. Hussain   +47 more
core   +1 more source

Dartmouth Stellar Evolution Emulator (DSEE). 1. Generative Stellar Evolution Model Database

open access: yesThe Astrophysical Journal
We present the Dartmouth Stellar Evolution Emulator (DSEE), a flow-based stellar evolution model emulator trained on a comprehensive database comprising over eight million evolutionary tracks that vary across 20 input-physics dimensions and span broad ...
Jiaqi (Martin) Ying   +4 more
doaj   +1 more source

Physics of Stellar Atmospheres [PDF]

open access: yesNature, 1956
Physik der Sternatmospharen, mit besonderer Berucksichtigung der Sonne Zweite Auflage. Von Prof. A. Unsold. Pp. ix + 866. (Berlin: Springer-Verlag, 1955.) 168 D.M.
openaire   +1 more source

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

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