Ketenes in the induction of the methanol‐to‐olefins process

X Wu, Z Zhang, Z Pan, X Zhou, A Bodi… - Angewandte …, 2022 - Wiley Online Library
Abstract Ketene (CH2= C= O) has been postulated as a key intermediate for the first olefin
production in the zeolite‐catalyzed chemistry of methanol‐to‐olefins (MTO) and syngas‐to …

Reassignment of the Photoelectron Spectrum of Methylketene Using a Hybrid Model of Harmonic and Anharmonic Oscillators to Compute Franck–Condon Factors

JL Chang, HY Chen, YJ Huang - ACS omega, 2023 - ACS Publications
We constructed a hybrid model of harmonic and anharmonic oscillators to compute Franck–
Condon factors and interpret the photoelectron spectrum of methylketene. The equilibrium …

Diol isomer revealed as a source of methyl ketene from propionic acid unimolecular decomposition

CO Rogers, KS Lockwood… - … Journal of Chemical …, 2021 - Wiley Online Library
Carboxylic acids are important combustion intermediates, especially regarding the
combustion of oxygenates such as ethyl esters. The purpose of this study is to discern the …

Vacuum Ultraviolet Single Photon Ionization and Decomposition of 2-Aminopropionitrile in Astrophysical Objects

HR Hrodmarsson, M Schwell, N Fray… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract The molecule 2-aminopropionitrile (2-APN; H 3 CCH (NH 2) CN) is a chiral
precursor of the amino acid alanine and could play an important role in the emergence of …

Probing the dynamics of the photo-induced decarboxylation of neutral and ionic pyruvic acid

M Jarraya, A Bellili, L Barreau, D Cubaynes… - Faraday …, 2022 - pubs.rsc.org
The dynamics of the electronically excited pyruvic acid (PA) and of its unimolecular
decomposition upon single photon ionisation are investigated by means of a table top fs …

Threshold photoelectron spectroscopy of 9-methyladenine: theory and experiment

K Laamiri, GA Garcia, L Nahon, AB Houria… - Physical Chemistry …, 2022 - pubs.rsc.org
We present a combined experimental and theoretical study of single-photon ionization of 9-
methyladenine (9MA) in the gas phase. In addition to tautomerism, several rotamers due to …

Commissioning and first result of undulator based atomic, molecular, and optical sciences (AMOS) beamline at Indus-2 synchrotron radiation source

PJ Singh, T Maitra, AK Das, AK Yadav… - Review of Scientific …, 2024 - pubs.aip.org
We present a comprehensive overview of the commissioning process and initial results of a
synchrotron beamline dedicated to atomic, molecular, and optical sciences at the BL-5 …

[HTML][HTML] Laminar burning velocities of propionic acid+ air flames: Experimental, modeling and data consistency study

ML Lavadera, AA Konnov - Combustion and Flame, 2021 - Elsevier
Laminar burning velocities of propionic acid+ air flames have been determined using the
heat flux method at atmospheric pressure and initial gas mixture temperature of 348 K over …

The Vertical and Adiabatic Ionization Energies of Silicon Carbide Clusters, (SiC)n, With n = 1–12

D Gobrecht - Frontiers in Astronomy and Space Sciences, 2021 - frontiersin.org
2. Methods In this study, we focus on small, singly ionized silicon carbide cation clusters with
a silicon-to-carbon stoichiometry of 1: 1,(SiC) n+. The smallest lowest-energy neutral (SiC) n …

Investigating the Fundamental Kinetics of BiofuelCombustion Behavior via a Semi-Automated, Theory-based approach

KS Lockwood - 2022 - search.proquest.com
Biofuels remain an important renewable energy source in many sectors including
transportation. Implementation of biofuels introduces new challenges because their …