Results 141 to 150 of about 10,194 (274)

Experimental studies of nucleation and growth processes related to the formation of presolar grains [PDF]

open access: yes
An understanding was sought for the mechanisms of nucleation of refractory materials, and the relative importance of factors controlling the rate of cluster formation and growth for astrophysically important species.
Berg, Otto E.
core   +1 more source

Infrared Spectroscopic and Physical Properties of Methanol Ices—Reconciling the Conflicting Published Band Strengths of an Important Interstellar Solid

open access: yesThe Astrophysical Journal
Infrared spectroscopic observations have established the presence of solid methanol (CH _3 OH) in the interstellar medium and in solar system ices, but the abundance of frozen CH _3 OH cannot be deduced without accurate band strengths, optical constants,
Reggie L. Hudson   +2 more
doaj   +1 more source

Astrochemistry: From primordial gas to present-day clouds [PDF]

open access: yesarXiv, 2017
Astrochemistry plays a central role during the process of star formation, both in the primordial regime as well as in the present-day Universe. We revisit here the chemistry in both regimes, focusing first on the chemistry under close to primordial conditions, as observed in the so-called Caffau star SDSS J102915+172927, and subsequently discuss ...
arxiv  

Editorial: Refractory Astrochemistry

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Ryan C. Fortenberry   +2 more
doaj   +1 more source

Molecular Data Needs in Astrochemistry [PDF]

open access: bronze, 2000
T. J. Millar   +5 more
openalex   +1 more source

Effect of nuclear spin symmetry in cold and ultracold reactions: D + para/ortho-H2

open access: yesNew Journal of Physics, 2015
We report results for reaction and vibrational quenching of the collision D with para-H _2 ( $v,j=0$ ) and ortho-H _2 ( $v,j=1$ ) at cold and ultracold temperatures.
Ionel Simbotin, Robin Côté
doaj   +1 more source

Working Group on Astrochemistry: (Groupe de Travail Pour L’Astrochimie) [PDF]

open access: bronze, 2000
D.A. Williams   +16 more
openalex   +1 more source

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