Results 11 to 20 of about 2,686,420 (304)

Matrix Isolation Spectroscopy of Small Molecules: An ab initio Modeling Study [PDF]

open access: yes, 2021
Matrix isolation spectroscopy refers to experimental techniques that consist of trapping chemical compounds in inert frozen matrices and examining them with spectroscopic methods.
Bader, Frederik
core   +2 more sources

Matrix Isolation in Heterocyclic Chemistry

open access: yes, 2022
Herein, we describe studies relevant to heterocyclic chemistry carried out with low-temperature matrix isolation technique in conjugation with infrared (IR) spectroscopy. These studies comprise structural characterizations, ultraviolet (UV) and thermal reactivity, IR-induced processes, and quantum tunneling reactions.
Roque, José P. L.   +2 more
openaire   +3 more sources

Phototauntomerism of o-nitrobenzyl compounds: o-quinonoid aci-nitro species studied by matrix isolation and DFT calculations [PDF]

open access: yes, 2001
Photolyses of 2-nitrobenzyl methyl ether and 2-nitrotoluene with 254 nm light have been investigated in Ar and N2 matrices at 12 K, and have been found to give o-quinonoid aci-nitro species as the primary photoproducts, along with other products.
Kiszka, Mariusz   +3 more
core   +4 more sources

Matrix-Assisted Processes in CH4-Doped Ar Ices Irradiated with an Electron Beam

open access: yesMethane, 2023
The relaxation processes induced by exposure of the Ar matrices doped with CH4 (0.1–10%) to an electron beam were studied with a focus on the dynamics of radiolysis products—H atoms, H2 molecules, CH radicals, and energy transfer processes.
Mykhailo Bludov   +3 more
doaj   +1 more source

matrix-toolbox/CHM_scripts: v2.1.1

open access: yes, 2023
various CHM ...
matrix-toolbox
core   +1 more source

Structures and Properties of trans‐1,3,3,3‐Tetrafluoro‐ propene (HFO‐1234ze) and 2,3,3,3‐Tetrafluoropropene (HFO‐1234yf) Refrigerants

open access: yesChemistryOpen, 2020
The refrigerant trans‐1,3,3,3‐tetrafluoropropene (HFO‐1234ze) is used as a replacement for former cooling agents that have been phased‐out due to their global warming potential or ozone depleting potential.
Dr. Jan Schwabedissen   +6 more
doaj   +1 more source

matrix-toolbox/CHM_CATALOG: v2.2.0

open access: yes, 2023
Sinkhorn matrices, symmetric and Hermitian ...
matrix-toolbox
core   +1 more source

Detection and Isolation of Actuator/Surface Faults for a Large Transport Aircraft [PDF]

open access: yes, 2010
We consider the problem of designing residual generators with least dynamical orders to solve actuator fault detection and isolation problems for a Boeing 747-100/200 aircraft.
Andras Varga, Varga, A.
core   +1 more source

matrix-toolbox/chm: CHM

open access: yes, 2023
various CHM ...
matrix-toolbox
core   +1 more source

Complexes of Glycolic Acid with Nitrogen Isolated in Argon Matrices. II. Vibrational Overtone Excitations

open access: yesMolecules, 2019
Structural changes of glycolic acid (GA) complex with nitrogen induced by selective overtone excitation of the νOH mode were followed in argon matrices using FTIR spectroscopy.
Iwona Kosendiak   +4 more
doaj   +1 more source

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