Results 41 to 50 of about 143,809 (350)

ASTROCHEMICAL CORRELATIONS IN MOLECULAR CLOUDS [PDF]

open access: yesThe Astrophysical Journal, 2015
Accepted by ApJ.
Brandt A. L. Gaches   +3 more
openaire   +2 more sources

Turbulent Driving Scales in Molecular Clouds

open access: yes, 2009
Supersonic turbulence in molecular clouds is a dominant agent that strongly affects the clouds' evolution and star formation activity. Turbulence may be initiated and maintained by a number of processes, acting at a wide range of physical scales.
Anathpindika   +56 more
core   +1 more source

NICEST, a near-infrared color excess method tailored for small-scale structures [PDF]

open access: yes, 2008
Observational data and theoretical calculations show that significant small-scale substructures are present in dark molecular clouds. These inhomogeneities can provide precious hints on the physical conditions inside the clouds, but can also severely ...
Alves   +24 more
core   +2 more sources

Physical Properties and Galactic Distribution of Molecular Clouds identified in the Galactic Ring Survey

open access: yes, 2010
We derive the physical properties of 580 molecular clouds based on their 12CO and 13CO line emission detected in the University of Massachusetts-Stony Brook (UMSB) and Galactic Ring surveys.
Allen   +47 more
core   +1 more source

Characterizing the 3D Structure of Molecular Cloud Envelopes in the Cloud Factory Simulations

open access: yesThe Astrophysical Journal
We leverage recent numerical simulations of highly resolved star-forming regions in a Milky Way–like galaxy to explore the nature of extended gaseous envelopes around molecular clouds.
Elijah Mullens   +3 more
doaj   +1 more source

Review of Zeeman Effect Observations of Regions of Star Formation

open access: yesFrontiers in Astronomy and Space Sciences, 2019
The Zeeman effect is the only observational technique available to measure directly the strength of magnetic fields in regions of star formation. This chapter reviews the physics of the Zeeman effect and its practical use in both extended gas and in ...
Richard M. Crutcher, Athol J. Kemball
doaj   +1 more source

Bridging the gap: Multi‐stakeholder perspectives of molecular diagnostics in oncology

open access: yesMolecular Oncology, EarlyView.
Although molecular diagnostics is transforming cancer care, implementing novel technologies remains challenging. This study identifies unmet needs and technology requirements through a two‐step stakeholder involvement. Liquid biopsies for monitoring applications and predictive biomarker testing emerge as key unmet needs. Technology requirements vary by
Jorine Arnouts   +8 more
wiley   +1 more source

On the Spatial Distribution of 13CO Structures within 12CO Molecular Clouds

open access: yesThe Astrophysical Journal, 2023
We look into the 2851 ^12 CO molecular clouds harboring ^13 CO structures to reveal the distribution of the projected angular separations and radial velocity separations between their internal ^13 CO structures.
Lixia Yuan   +10 more
doaj   +1 more source

ATF4‐mediated stress response as a therapeutic vulnerability in chordoma

open access: yesMolecular Oncology, EarlyView.
We screened 5 chordoma cell lines against 100+ inhibitors of epigenetic and metabolic pathways and kinases and identified halofuginone, a tRNA synthetase inhibitor. Mechanistically halofuginone induces an integrated stress response, with eIF2alpha phosphorylation, activation of ATF4 and its target genes CHOP, ASNS, INHBE leading to cell death ...
Lucia Cottone   +11 more
wiley   +1 more source

OH+ in Diffuse Molecular Clouds [PDF]

open access: yes, 2013
Near ultraviolet observations of OH+ and OH in diffuse molecular clouds reveal a preference for different environments. The dominant absorption feature in OH+ arises from a main component seen in CH+ (that with the highest CH+/CH column density ratio ...
Federman, S. R.   +3 more
core   +3 more sources

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