Results 1 to 10 of about 112 (73)

The SAURON project – III. Integral-field absorption-line kinematics of 48 elliptical and lenticular galaxies [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2004
23 pages, 18 figures. Accepted for publication in MNRAS. Version with full resolution images available at http://www.strw.leidenuniv.nl/sauron/papers/emsellem2004_sauron3 ...
Éric Emsellem   +11 more
  +9 more sources

The SAURON project - XIX. Optical and near-infrared scaling relations of nearby elliptical, lenticular and Sa galaxies [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2011
Accepted for publication in MNRAS.
J. Falcón-Barroso   +18 more
  +7 more sources

The SAURON project - XVI. On the sources of ionization for the gas in elliptical and lenticular galaxies [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2010
Following our study on the incidence, morphology and kinematics of the ionised gas in early-type galaxies we now address the question of what is powering the observed nebular emission. To constrain the likely sources of gas excitation, we resort to a variety of ancillary data, draw from complementary information on the gas kinematics, stellar ...
M. Sarzi   +18 more
openalex   +5 more sources

The Surface Brightness Fluctuations and Globular Cluster Populations of Virgo Elliptical and Lenticular Galaxies [PDF]

open access: bronzePublications of the Astronomical Society of the Pacific, 2000
The Virgo Cluster of galaxies is a complex system composed of several subclusters or ““ clouds.II Our understanding of this structure is severely limited by the small number of member galaxies for which high-precision distance measurements are available.
Eric H. Neilsen
openalex   +2 more sources

Comparison between a handheld ultrasound device and a traditional ultrasound for performing transcranial sonography in patients with Parkinson's disease

open access: yesBrain and Behavior, Volume 13, Issue 2, February 2023., 2023
Graph 1. The receiver operating characteristic (ROC) curve. The area under the curve is 0.91 with a confidence interval (CI) of 95%: 0.84–0.97. The best substantia nigra cutoff value was 0.20 cm2. Sensitivity = 0.98 and specificity = 0.87. Abstract Objective The aim of this study is to compare a portable ultrasound (US) device and a traditional US for ...
Maria A. S. Paes   +5 more
wiley   +1 more source

The role of siliciclastics in carbonate fabric diversity and preservation: A case study from the Neoproterozoic carbonate − siliciclastic Horse Thief Springs Formation, Death Valley

open access: yesSedimentology, Volume 69, Issue 5, Page 2284-2318, August 2022., 2022
Abstract The sedimentary record of the Pahrump Group in Death Valley comprises well‐exposed successions of mixed carbonate and siliciclastic deposits. Despite the abundance of studies focussing on the depositional dynamics of mixed carbonate – siliciclastic deposition in the Phanerozoic, the record of similar Proterozoic examples is comparatively ...
Daniel Smrzka   +7 more
wiley   +1 more source

Bose‐Einstein Condensate Dark Matter Halos Confronted with Galactic Rotation Curves

open access: yesAdvances in High Energy Physics, Volume 2017, Issue 1, 2017., 2017
We present a comparative confrontation of both the Bose‐Einstein Condensate (BEC) and the Navarro‐Frenk‐White (NFW) dark halo models with galactic rotation curves. We employ 6 High Surface Brightness (HSB), 6 Low Surface Brightness (LSB), and 7 dwarf galaxies with rotation curves falling into two classes.
M. Dwornik   +4 more
wiley   +1 more source

The Study of Nebular Emission on Nearby Spiral Galaxies in the IFU Era

open access: yesAdvances in Astronomy, Volume 2013, Issue 1, 2013., 2013
A new generation of wide‐field emission‐line surveys based on integral field units (IFU) is allowing us to obtain spatially resolved information of the gas‐phase emission in nearby late‐type galaxies, based on large samples of HII regions and full two‐dimensional coverage.
Fernando Fabián Rosales-Ortega   +1 more
wiley   +1 more source

Properties of the Photometric Components of Lenticular Galaxies

open access: yesAdvances in Astronomy, Volume 2012, Issue 1, 2012., 2012
After almost one century since their definition, the origin of lenticular galaxies is still a matter of debate. Several formation processes have been proposed in order to explain the wide variety of their observational properties. These properties could indicate that the class of lenticulars is a family formed by galaxies with different formations and ...
J. Alfonso L. Aguerri, Elias Brinks
wiley   +1 more source

Implications and Applications of Kinematic Galaxy Scaling Relations

open access: yesInternational Scholarly Research Notices, Volume 2012, Issue 1, 2012., 2012
Galaxy scaling relations, which describe a connection between ostensibly unrelated physical characteristics, testify to an underlying order in galaxy formation that requires understanding. I review the development of a scaling relation that (1) unites the well‐known fundamental plane (FP) relation of giant elliptical galaxies and Tully‐Fisher (TF ...
Dennis Zaritsky   +2 more
wiley   +1 more source

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