Results 101 to 110 of about 9,619,877 (199)

Far-infrared colours of nearby late-type galaxies in the Herschel Reference Survey [PDF]

open access: yes, 2012
We study the far infrared (60-500 mu m) colours of late-type galaxies in the Herschel Reference Survey, a K-band selected, volume limited sample of nearby galaxies.
Boquien, M.   +80 more
core   +1 more source

SDSS-IV MaNGA: Spectroscopic Probes of Neutral Gas in Nearby Galaxies

open access: yesThe Astrophysical Journal
Cool, dusty interstellar material plays an important role in the chemical evolution of galaxies. We present an analysis of this material across galaxy type through a spatially resolved spectral stacking analysis of galaxies from the MaNGA survey.
Camilo Machuca   +3 more
doaj   +1 more source

The CAVITY project

open access: yesAstronomy & Astrophysics
The mass in the Universe is distributed non-uniformly, leading to the large scale structure (LSS), characterised by clusters, filaments, walls, and voids.
Conrado Ana M.   +26 more
doaj   +1 more source

DiskScissors: Cutting Arbitrary‐Topology Solids for Bijective Mapping

open access: yesComputer Graphics Forum, EarlyView.
Abstract An algorithm for cutting solid objects in a topology‐controlled manner is presented. Concretely, given a loop on the object boundary, a disk‐topology cut surface bounded by the loop is constructed in the interior. In contrast to various previous approaches, both disk topology and conformance to the prescribed loop are ensured by construction ...
S. Hinderink, M. Campen
wiley   +1 more source

Low luminosity elliptical galaxies [PDF]

open access: yes, 1998
Long-slit spectra for the photometric axes of a sample of 14 elliptical galaxies, predominantly low-luminosity ellipticals, in the Virgo cluster and in nearby groups, are studied to investigate the galaxy kinematical structure and stellar evolutionary ...
Halliday, Claire, Halliday, C.
core  

A Morphological Study of AGN-host Dwarf Galaxies

open access: yesThe Astrophysical Journal
The study of morphology in galaxies offers a convenient and quantitative method to measure the shapes and characteristics of galaxy light distribution that reflect the evolutionary history.
Jie Tian   +3 more
doaj   +1 more source

Stellar mass and morphology segregation into pairs and multiplets in the cosmic web

open access: yesAstronomy & Astrophysics
Aims. In this work, we investigate whether the location of galaxies within the large-scale structures (LSS) of the Universe leaves an imprint on their stellar mass (M★) and morphology. To this end, we attempt to disentangle the effects of local and large-
Torres-Ríos G.   +6 more
doaj   +1 more source

Scalable Computation of Topological Abstractions for Scalar Data

open access: yesComputer Graphics Forum, EarlyView.
Abstract Topological data analysis has become an important tool for large scale scalar data analysis and visualization, efficiently extracting the inherent structure and features of interest of the data. However, with growing dataset sizes and complexity, it is increasingly becoming infeasible to compute topological abstractions of interest in serial ...
M. Will   +6 more
wiley   +1 more source

Luminosity Evolution of the Hot Gas in Normal Galaxies from the Near Universe to z = 0.5

open access: yesThe Astrophysical Journal
We explore the evolution of the ∼10 ^7 K hot gas in normal galaxies out to redshift = 0.5 (lookback time = 5 Gyr), using X-ray luminosity functions (XLFs) built from a sample of 575 normal galaxies with z < 0.6 detected in five high-galactic-latitude ...
Dong-Woo Kim, Giuseppina Fabbiano
doaj   +1 more source

Survey on Visualization of Information Diffusion over Networks

open access: yesComputer Graphics Forum, EarlyView.
Abstract Information Diffusion (ID) describes how a value (e.g., a pathogen, a rumor, a packet) spreads through an underlying “medium” network of elements (e.g., a social or computer network). Understanding the information diffusion process is essential to predicting trends, controlling misinformation, and enhancing decision‐making as well as ...
T. Baumgartl   +8 more
wiley   +1 more source

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