Prebiotic astrochemistry and the formation of molecules of astrobiological interest in interstellar clouds and protostellar disks
Despite the generally hostile nature of the environments involved, chemistry does occur in
space. Molecules are seen in environments that span a wide range of physical and chemical …
space. Molecules are seen in environments that span a wide range of physical and chemical …
The astrophysical formation of asymmetric molecules and the emergence of a chiral bias
The biomolecular homochirality in living organisms has been investigated for decades, but
its origin remains poorly understood. It has been shown that circular polarized light (CPL) …
its origin remains poorly understood. It has been shown that circular polarized light (CPL) …
Organic synthesis via irradiation and warming of ice grains in the solar nebula
FJ Ciesla, SA Sandford - Science, 2012 - science.org
Complex organic compounds, including many important to life on Earth, are commonly
found in meteoritic and cometary samples, though their origins remain a mystery. We …
found in meteoritic and cometary samples, though their origins remain a mystery. We …
UV-photoprocessing of interstellar ice analogs: New infrared spectroscopic results
GMM Caro, WA Schutte - Astronomy & Astrophysics, 2003 - aanda.org
We simulate experimentally the physical conditions present in dense clouds by means of a
high vacuum experimental setup at low temperature T≈ 12 K. The accretion and …
high vacuum experimental setup at low temperature T≈ 12 K. The accretion and …
Reactions of nitriles in ices relevant to Titan, comets, and the interstellar medium: formation of cyanate ion, ketenimines, and isonitriles
RL Hudson, MH Moore - Icarus, 2004 - Elsevier
Motivated by detections of nitriles in Titan's atmosphere, cometary comae, and the
interstellar medium, we report laboratory investigations of the low-temperature chemistry of …
interstellar medium, we report laboratory investigations of the low-temperature chemistry of …
A comparison of ion irradiation and UV photolysis of CH4 and CH3OH
We have studied by infrared absorption spectroscopy the effects induced by fast ions (30
keV) and Lyman-α photons (10.2 eV) on some molecular ices at low temperature (10–20 K) …
keV) and Lyman-α photons (10.2 eV) on some molecular ices at low temperature (10–20 K) …
Characterization of laboratory analogs of interstellar/cometary organic residues using very high resolution mass spectrometry
G Danger, FR Orthous-Daunay, P De Marcellus… - … et Cosmochimica Acta, 2013 - Elsevier
Studying the chemical composition of organic matter in astrophysical environments is an
important means to improve our understanding of its origin and evolution. This organic …
important means to improve our understanding of its origin and evolution. This organic …
Evolution of interstellar organic compounds under asteroidal hydrothermal conditions
Carbonaceous chondrites (CC) contain a diversity of organic compounds. No definitive
evidence for a genetic relationship between these complex organic molecules and the …
evidence for a genetic relationship between these complex organic molecules and the …
Exploiting single photon vacuum ultraviolet photoionization to unravel the synthesis of complex organic molecules in interstellar ices
MJ Abplanalp, M Förstel, RI Kaiser - Chemical Physics Letters, 2016 - Elsevier
Complex organic molecules (COM) such as aldehydes, ketones, carboxylic acids, esters,
and amides are ubiquitous in the interstellar medium, but traditional gas phase …
and amides are ubiquitous in the interstellar medium, but traditional gas phase …
Photochirogenesis: Photochemical models on the absolute asymmetric formation of amino acids in interstellar space
C Meinert, P De Marcellus… - Physics of life …, 2011 - Elsevier
Proteins of all living organisms including plants, animals, and humans are made up of amino
acid monomers that show identical stereochemical l-configuration. Hypotheses for the origin …
acid monomers that show identical stereochemical l-configuration. Hypotheses for the origin …