Results 61 to 70 of about 3,076,442 (185)

2MASS Studies of Differential Reddening across Three Massive Globular Clusters [PDF]

open access: yes, 2003
J-, H-, and Ks-band data from the Two Micron All Sky Survey (2MASS) are used to study the effects of differential reddening across the three massive Galactic globular clusters ω Centauri, NGC 6388, and NGC 6441. Evidence is found that variable extinction
D. Law   +4 more
semanticscholar   +1 more source

Spatial Variations of Galaxy Number Counts in the Sloan Digital Sky Survey. II. Test of Galactic Extinction in High Extinction Regions

open access: yes, 2007
Galactic extinction is tested using galaxy number counts at low Galactic latitude obtained from five band photometry of the Sloan Digital Sky Survey.
Fukugita, Masataka   +2 more
core   +1 more source

Stellar Populations of Highly Magnified Lensed Galaxies: Young Starbursts at z~2 [PDF]

open access: yes, 2012
We present a comprehensive analysis of the rest-frame UV to near-IR spectral energy distributions and rest-frame optical spectra of four of the brightest gravitationally lensed galaxies in the literature: RCSGA 032727-132609 at z=1.70, MS1512-cB58 at z=2.
Bayliss, Matthew B.   +6 more
core   +3 more sources

Measuring the Slope of the Dust Extinction Law and the Power Spectrum of Dust Clouds Using Differentially Reddened Globular Clusters [PDF]

open access: yesThe Astronomical Journal, 2004
We present 3 methods for measuring the Galactic dust extinction law slope R_V and a method for quantifying fine structure in dust clouds in the direction of differentially-reddened globular clusters. We apply these methods to the low- latitude globular cluster NGC4833 which displays variable extinction/reddening about a mean ~ 1.
Melbourne, J., Guhathakurta, P.
openaire   +2 more sources

A Rare Encounter with Very Massive Stars in NGC 3125-A1 [PDF]

open access: yes, 2013
Super star cluster A1 in the nearby starburst galaxy NGC 3125 is characterized by broad He\ii \lam1640 emission (full width at half maximum, $FWHM\sim1200$ km s$^{-1}$) of unprecedented strength (equivalent width, $EW=7.1\pm0.4$ \AA).
Bouret, Jean-Claude   +3 more
core   +2 more sources

Exploring the Agency of Algorithmic Technology in Talent Management Decision‐Making: An Actor‐Network Theory Perspective

open access: yesHuman Resource Management Journal, EarlyView.
ABSTRACT Guided by the Actor‐Network Theory (ANT) perspective, this study explores user experiences with the perceived agency of algorithmic technology in the context of talent management (TM) decisions. Through a qualitative analysis of 11 client companies utilizing algorithmic TM decision‐making technology provided by an HR tech service firm, we ...
Violetta Khoreva   +2 more
wiley   +1 more source

Confidence intervals for extinction risk: Validating population viability analysis with limited data

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract The assessment of extinction risk remains a key component of IUCN and CITES evaluations. However, it has been argued that, under realistic data limitations, confidence intervals (CIs) for extinction probability often span the entire 0–1 range, rendering such assessments meaningless.
Hiroshi Hakoyama
wiley   +1 more source

Three-dimensional Reddening Maps of the Magellanic Clouds Constructed by RR Lyrae Stars

open access: yesThe Astronomical Journal
We present the first three-dimensional reddening maps of the Large and Small Magellanic Clouds (LMC and SMC) constructed using fundamental-mode RR Lyrae stars (RRab) from the Optical Gravitational Lensing Experiment (OGLE) survey.
Shun-Xuan He, Yang Huang
doaj   +1 more source

Empirical extinction coefficients for the GALEX, SDSS, 2MASS and WISE passbands

open access: yes, 2013
Using the "standard pair" technique of paring stars of almost nil and high extinction but otherwise of almost identical stellar parameters from the SDSS, and combing the SDSS, GALEX, 2MASS and WISE photometry ranging from the far UV to the mid-IR, we ...
Liu, Xiao-Wei   +2 more
core   +1 more source

Concealed coexistence: Reproductive choice and coercion in Timor‐Leste

open access: yesMedical Anthropology Quarterly, EarlyView.
Abstract Choice is a central concept in reproductive rights. However, a discourse of choice in reproductive health can also mask precisely the act it aims to protect against: coercion. Whilst choice has been explored extensively in studies of reproductive rights and justice, understandings of coercion are fragmented and under‐theorized.
Laura Burke
wiley   +1 more source

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