Results 61 to 70 of about 72,059 (265)

Discovery of a very extended X-ray halo around a quiescent spiral galaxy - the "missing link" of galaxy formation

open access: yes, 2005
Hot gaseous haloes surrounding galaxies and extending well beyond the distribution of stars are a ubiquitous prediction of galaxy formation scenarios.
Benson, Andrew J.   +5 more
core   +1 more source

Multifunctional Chiral Halide Perovskites: Advancing Chiro‐Optics, Chiro‐Optoelectronics, and Spintronics

open access: yesAdvanced Science, EarlyView.
This review spotlights key advances in chiral halide perovskite materials and devices, covering device architectures, fabrication methods, and emerging applications like circularly polarized light functions, neuromorphic computing, and spintronics. It explores structure‐property relationships and chirality transfer mechanisms, discusses challenges in ...
Qi Liu, Hui Ren, Qi Wei, Mingjie Li
wiley   +1 more source

A New Statistical Analysis of the Morphology of Spiral Galaxies

open access: yesThe Astronomical Journal
Morphology is the starting point for understanding galaxies. Elmegreen et al. classified spiral galaxies into flocculent, multiple-arm, and grand-design galaxies based on the regularity of their spiral arm structure.
Junye Wei   +6 more
doaj   +1 more source

The 3-Dimensional Structure of NGC 891 and M51

open access: yes, 2012
We investigate the three-dimensional structure of the nearby edge-on spiral galaxy NGC 891 using 3D Monte Carlo radiative transfer models, with realistic spiral structure and fractally clumped dust.
Andrew Schechtman-Rook   +9 more
core   +1 more source

Tau Amyloid Corona‐Shelled Nanoparticle‐Based Drug Screening Platform for Discovering Tau Oligomer‐Degrading Drugs

open access: yesAggregate, EarlyView.
Tau amyloid corona‐shelled nanoparticles (TACONs) were synthesized by incubating gold nanoparticles (AuNPs) with tau monomers that had been pre‐reacted with heparin. These TACONs represent a promising high‐throughput screening platform for identifying tau oligomer degraders as potential therapeutic agents for Alzheimer's disease.
Hyo Gi Jung   +12 more
wiley   +1 more source

Stellar Populations in Bulges of Spiral Galaxies [PDF]

open access: yesAstrophysics and Space Science, 2002
To be published in "The Evolution of Galaxies. II. Basic Building Blocks", ed. M.
Jablonka, Pascale   +2 more
openaire   +6 more sources

Full-sky ray-tracing simulation of weak lensing using ELUCID simulations: exploring galaxy intrinsic alignment and cosmic shear correlations

open access: yes, 2018
The intrinsic alignment of galaxies is an important systematic effect in weak-lensing surveys, which can affect the derived cosmological parameters. One direct way to distinguish different alignment models and quantify their effects on the measurement is
Cui, Weiguang   +17 more
core   +1 more source

Staphylococcus aureus AgrA Modulators From South African Antimicrobial Plants

open access: yesChemistry &Biodiversity, EarlyView.
The study workflow utilized validated in silico [molecular docking, fingerprinting, pharmacokinetics prediction, molecular dynamics (MD) simulation, ligand‐protein contact maps] tools to bioprospect a wide variety of metabolites surveyed from South African plants with antimicrobial activities, and target them against the key S.
Christiana Eleojo Aruwa, Saheed Sabiu
wiley   +1 more source

Simulations of normal spiral galaxies [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2003
Accepted for publication in: Monthly Notices of the Royal Astron. Soc. The astro-ph copy has a few figures with degraded resolution. A copy with high quality graphics (4281 kb) can be downloaded from the kapteyn institute weg page at http://www.astro.rug.nl (Goto preprints and preprints 2003)
openaire   +4 more sources

Automated Quantitative Description of Spiral Galaxy Arm-Segment Structure [PDF]

open access: yes, 2013
We describe a system for the automatic quantification of structure in spiral galaxies. This enables translation of sky survey images into data needed to help address fundamental astrophysical questions such as the origin of spiral structure---a ...
Davis, Darren, Hayes, Wayne
core  

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