Machine learning for chemical reactions

M Meuwly - Chemical Reviews, 2021 - ACS Publications
Machine learning (ML) techniques applied to chemical reactions have a long history. The
present contribution discusses applications ranging from small molecule reaction dynamics …

Elementary reactions of N atoms with hydrocarbons: first steps towards the formation of prebiotic N-containing molecules in planetary atmospheres

N Balucani - Chemical Society Reviews, 2012 - pubs.rsc.org
Gas-phase reactions involving atomic nitrogen in the ground 4S and first excited 2D
electronic states with simple hydrocarbons or hydrocarbon radicals lead to the formation of …

Abundant Z-cyanomethanimine in the interstellar medium: paving the way to the synthesis of adenine

VM Rivilla, J Martín-Pintado… - Monthly Notices of …, 2019 - academic.oup.com
We report the first detection in the interstellar medium (ISM) of the Z-isomer of
cyanomethanimine (HNCHCN), an HCN dimer proposed as precursor of adenine. We …

A Search for Heterocycles in GOTHAM Observations of TMC-1

TJ Barnum, MA Siebert, KLK Lee… - The Journal of …, 2022 - ACS Publications
We have conducted an extensive search for nitrogen-, oxygen-, and sulfur-bearing
heterocycles toward Taurus Molecular Cloud 1 (TMC-1) using the deep, broadband …

The role of πσ* states in the photochemistry of heteroaromatic biomolecules and their subunits: insights from gas-phase femtosecond spectroscopy

GM Roberts, VG Stavros - Chemical Science, 2014 - pubs.rsc.org
In an effort to illuminate why nature has chosen a particular set of bio-molecular 'building-
blocks' for life, recent years have seen an up-surge of gas-phase spectroscopy experiments …

Seeds of Life in Space (SOLIS)-I. Carbon-chain growth in the Solar-type protocluster OMC2-FIR4

F Fontani, C Ceccarelli, C Favre, P Caselli… - Astronomy & …, 2017 - aanda.org
The interstellar delivery of carbon atoms locked into molecules might be one of the key
ingredients for the emergence of life. Cyanopolyynes are carbon chains delimited at their …

Unsaturated dinitriles formation routes in extraterrestrial environments: A combined experimental and theoretical investigation of the reaction between cyano radicals …

D Marchione, L Mancini, P Liang… - The Journal of …, 2022 - ACS Publications
The reaction between cyano radicals (CN, X2Σ+) and cyanoethene (C2H3CN) has been
investigated by a combined approach coupling crossed molecular beam (CMB) experiments …

On the participation of photoinduced N–H bond fission in aqueous adenine at 266 and 220 nm: a combined ultrafast transient electronic and vibrational absorption …

GM Roberts, HJB Marroux, MP Grubb… - The Journal of …, 2014 - ACS Publications
A combination of ultrafast transient electronic absorption spectroscopy (TEAS) and transient
vibrational absorption spectroscopy (TVAS) is used to investigate whether photoinduced N …

Combined Crossed Molecular Beam and Theoretical Studies of the N(2D) + CH4 Reaction and Implications for Atmospheric Models of Titan

N Balucani, A Bergeat, L Cartechini… - The Journal of …, 2009 - ACS Publications
The dynamics of the H-displacement channel in the reaction N (2D)+ CH4 has been
investigated by the crossed molecular beam (CMB) technique with mass spectrometric …

The N(2D) + CH2CHCN (Vinyl Cyanide) Reaction: A Combined Crossed Molecular Beam and Theoretical Study and Implications for the Atmosphere of Titan

G Vanuzzo, D Marchione, L Mancini… - The Journal of …, 2022 - ACS Publications
The reaction of electronically excited nitrogen atoms, N (2D), with vinyl cyanide, CH2CHCN,
has been investigated under single-collision conditions by the crossed molecular beam …