The Composition and Chemistry of Titan's Atmosphere

CA Nixon - ACS Earth and Space Chemistry, 2024 - ACS Publications
In this review I summarize the current state of knowledge about the composition of Titan's
atmosphere and our current understanding of the suggested chemistry that leads to that …

Titan: Earth-like on the outside, ocean world on the inside

SM MacKenzie, SPD Birch, S Hörst… - The Planetary …, 2021 - iopscience.iop.org
Abstract Thanks to the Cassini–Huygens mission, Titan, the pale orange dot of Pioneer and
Voyager encounters, has been revealed to be a dynamic, hydrologically shaped, organic …

Surface energy of the Titan aerosol analog “tholin”

X Yu, SM Hörst, C He, P McGuiggan… - The Astrophysical …, 2020 - iopscience.iop.org
The photochemical haze produced in the upper atmosphere of Titan plays a key role in
various atmospheric and surface processes on Titan. The surface energy, one important …

Low Energy Isomers and Infrared Spectra Simulations of C4H3N, C4H4N, and C4H5N and Related Ions

AL Perlin, W Wolff, RR Oliveira - The Journal of Physical Chemistry …, 2023 - ACS Publications
The relative stability of pyrrole derivatives were investigated by applying a global minimum
(GM) search for the low-lying energy structures of C4H n N (n= 3–5) clusters at neutral …

High‐resolution mass spectrometry for future space missions: Comparative analysis of complex organic matter with LAb‐CosmOrbitrap and laser desorption/ionization …

L Selliez, J Maillard, B Cherville… - Rapid …, 2020 - Wiley Online Library
Rationale Mass spectrometers are regularly boarded on spacecraft for the exploration of the
Solar System. A better understanding of the origin, distribution and evolution of organic …

Positive ion chemistry in an N2-CH4 plasma discharge: Key precursors to the growth of Titan tholins

D Dubois, N Carrasco, L Jovanovic, L Vettier, T Gautier… - Icarus, 2020 - Elsevier
Titan is unique in the solar system as it hosts a dense atmosphere mainly made of molecular
nitrogen N 2 and methane CH 4. The Cassini-Huygens Mission revealed the presence of an …

Cation, Anion, and Radical Isomers of C4H4N: Computational Characterization and Implications for Astrophysical and Planetary Environments

J Hendrix, PP Bera, TJ Lee… - The Journal of Physical …, 2020 - ACS Publications
Nitrogen-containing ions and molecules in the gas phase have been detected in non-Earth
environments such as dark molecular clouds and more recently in the atmosphere of …

Low‐Pressure EUV Photochemical Experiments: Insight on the Ion Chemistry Occurring in Titan's Atmosphere

J Bourgalais, N Carrasco, L Vettier… - Journal of Geophysical …, 2019 - Wiley Online Library
Thanks to the Cassini spacecraft onboard instruments, it has been known that Titan's
ionospheric chemistry is complex and the molecular growth is initiated through the …

Cyclopentadienyl radical formation from the reaction of excited nitrogen atoms with benzene: a theoretical study

CH Chin, T Zhu, JZH Zhang - Physical Chemistry Chemical Physics, 2021 - pubs.rsc.org
Ab initio CCSD (T)/CBS//ωB97X-D/6-311+ G (d, p) calculations of the C6H6N potential
energy surface were performed to investigate the reaction mechanism underlying the …

Heavy negative ion growth in Titan's polar winter

A Wellbrock, AJ Coates, GH Jones… - Monthly Notices of …, 2019 - academic.oup.com
ABSTRACT A significant but unexpected result of the Cassini mission was the discovery of
heavy organic negative ions in Titan's ionosphere at altitudes between about 950 and 1400 …