Water Microdroplets Surrounded by Alcohol Vapor Cause Spontaneous Oxidation of Alcohols to Organic Peroxides

M Mofidfar, MA Mehrgardi, RN Zare - Journal of the American …, 2024 - ACS Publications
Using real-time mass spectrometric (MS) monitoring, we demonstrate one-step, catalyst-free
spontaneous oxidation of various alcohols (ROH) to key reactive intermediates for the …

Mastering the Foreign Ionic Radius in CeO2 Supports of Ni-Based Catalysts for Efficient CO2 Methanation

H Lou, J Ren, N Xu, I Ullah, SM Ahmed… - Industrial & …, 2024 - ACS Publications
A Ni-based catalyst is a common non-noble-metal system for CO2 methanation, and metal
modification for the support is an effective method to further improve its activity. Doping …

Experimental and kinetic modeling study of low-temperature oxidation of n-pentane

B Liu, Q Di, M Lailliau, N Belhadj, P Dagaut… - Combustion and …, 2023 - Elsevier
Attractiveness in advanced low-temperature combustion engines drives a constantly
updated understanding of low-temperature oxidation chemistry. In this work, the low …

Vibrational spectroscopy and dissociation dynamics of cyclohexyl hydroperoxide

TK Roy, Y Qian, E Karlsson, R Rabayah… - Chemical …, 2024 - pubs.rsc.org
Organic hydroperoxides (ROOH) are ubiquitous in the atmospheric oxidation of volatile
organic compounds (VOCs) as well as in low-temperature oxidation of hydrocarbon fuels …

Effect of methanol-water mixtures on the oxidation of n-heptane at low to intermediate temperatures: Experimental and numerical study

X Li, Y Zhuang, Y Qian, X Wang, R Zhai - International Journal of Hydrogen …, 2024 - Elsevier
Methanol is widely recognized as a carbon-neutral fuel. This work used synchrotron vacuum
ultraviolet photoionization mass spectrometry (SVUV-PIMS) to study the oxidation process of …

Ozone-initiated low-temperature oxidation of two propanol isomers: revealing the effects of Ö/ȮH atoms/radicals

B Liu, Q Zhu, L Zhu, Z Hu, Q Xu, Z Wang - Combustion and Flame, 2023 - Elsevier
The low-temperature oxidation of propanol isomers (n-propanol and iso-propanol) initiated
by ozone addition was carried out in a jet-stirred reactor at an equivalence ratio of 0.5, in a …

Unraveling Chain Branching in Cool Flames

Z Hu, C Xie, S Chen, Q Zhu, W Chen, Q Xu… - Journal of the …, 2024 - ACS Publications
In cool flames, autoxidation of organic compounds forms alkyl hydroperoxides and
ketohydroperoxides, and this controls the critical rate of chain branching, but there have …

Dimeric product formation in the self-reaction of small peroxy radicals using synchrotron radiation vacuum ultraviolet photoionization mass spectrometry

L Liu, C Zhang, Y Xia, W Zhang, Z Wang, X Tang - Chemosphere, 2024 - Elsevier
Peroxy radicals (RO 2) are key reactive intermediates in atmospheric oxidation processes
and yet their chemistry is not fully unraveled. Little is known about their structures and the …

Infrared Fingerprint and Unimolecular Decay Dynamics of the Hydroperoxyalkyl Intermediate (• QOOH) in Cyclopentane Oxidation

Y Qian, TK Roy, DS Valente, EM Cruz… - The Journal of …, 2024 - ACS Publications
A transient carbon-centered hydroperoxyalkyl intermediate (• QOOH) in the oxidation of
cyclopentane is identified by IR action spectroscopy with time-resolved unimolecular decay …

Low temperature chemistry of 1, 2, 4-trimethylbenzene in a blend with n-heptane

B Chen, P Liu, B Liu, Z Wang, X Gao, WL Roberts - Combustion and Flame, 2024 - Elsevier
As a representative aromatic component of practical fuels, understanding the low
temperature chemistry of 1, 2, 4-trimethylbenzene under the reaction environment of fuel …