Carbon and oxygen isotopic fractionation in the products of low-temperature VUV photodissociation of carbon monoxide
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Physics"
DOI: 10.1016/j.chemphys.2018.05.022
Abstract: Abstract The carbon and oxygen isotope fractionations occurring during photodissociation of carbon monoxide (CO) by vacuum ultraviolet photons (91–107 nm) at 80 K were measured and the isotopic fractionations due to direct and indirect predissociation processes individually… read more here.
Keywords: photodissociation; carbon; photodissociation carbon; carbon oxygen ... See more keywords
Velocity map ion imaging study of Ar 2 + photodissociation
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2017.01.042
Abstract: Abstract The argon dimer cation is produced in a plasma generated by a laser spark in a supersonic expansion. The cold ions are mass selected and investigated by photodissociation at 355 nm, with velocity map imaging… read more here.
Keywords: photodissociation; velocity map; map ion; ion imaging ... See more keywords
Selective photodissociation of highly photoactive Bis-2-benzylidenemalononitrile in solution
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Photochemistry and Photobiology A: Chemistry"
DOI: 10.1016/j.jphotochem.2019.01.034
Abstract: Abstract Photophysical study of highly photoactive bis-2-benzylidenemalononitrile (BBM) has been investigated in solution using UV–vis, fluorescence and NMR spectroscopic techniques. The seletive photodissociation can be attributed to the presence of highly polarized C C bond,… read more here.
Keywords: selective photodissociation; photoactive bis; photodissociation; bis benzylidenemalononitrile ... See more keywords
Laser Photodissociation Action Spectroscopy for the Wavelength-Dependent Evaluation of Photoligation Reactions.
Sign Up to like & getrecommendations! Published in 2021 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c01584
Abstract: The nitrile imine-mediated tetrazole-ene cycloaddition is a widely used class of photoligation. Optimizing the reaction outcome requires detailed knowledge of the tetrazole photoactivation profile, which can only partially be ascertained from absorption spectroscopy, or otherwise… read more here.
Keywords: photodissociation action; photoligation; photodissociation; action spectroscopy ... See more keywords
Precision Mapping of O-Linked N-Acetylglucosamine Sites in Proteins using Ultraviolet Photodissociation Mass Spectrometry.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.0c04710
Abstract: Despite its central importance as a regulator of cellular physiology, the identification and precise mapping of O-linked N-acetylglucosamine (O-GlcNAc) post-translational modification (PTM) sites in proteins by mass spectrometry (MS) remains a considerable technical challenge. This… read more here.
Keywords: photodissociation; mapping; mass spectrometry; sites proteins ... See more keywords
Photodissociation branching ratios of 12C16O from 110 500 to 113 045 cm−1: first observation of the C(1S) channel
Sign Up to like & getrecommendations! Published in 2021 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/202039985
Abstract: Carbon monoxide (CO) is one of the most abundant molecular species in comets. Its photodissociation by the solar radiation in the vacuum ultraviolet (VUV) region produces excited atomic fragments C(1D), C(1S), and O(1D), which radiate… read more here.
Keywords: 113 045; photodissociation; 110 500; branching ratios ... See more keywords
Ultraviolet Photodissociation Dynamics of m -Bromofluorobenzene at around 240 nm †
Sign Up to like & getrecommendations! Published in 2018 at "Chinese Journal of Chemical Physics"
DOI: 10.1063/1674-0068/31/cjcp1806136
Abstract: The photodissociation dynamics of m-bromofluorobenzene has been experimentally investigated at around 240 nm using the DC-slice velocity map imaging technique. The kinetic energy release spectra and the recoiling angular distributions of fragmented Br(2P3/2) and Br(2P1/2)… read more here.
Keywords: photodissociation dynamics; photodissociation; bromofluorobenzene around; ultraviolet photodissociation ... See more keywords
Quantum state-to-state vacuum ultraviolet photodissociation dynamics of small molecules
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Journal of Chemical Physics"
DOI: 10.1063/1674-0068/cjcp1812290
Abstract: The present review focused on selected, recent experimental progress of photodissociation dynamics of small molecules covering the vacuum ultraviolet (VUV) range from 6 eV to 20 eV. These advancements come about due to the available… read more here.
Keywords: dynamics small; photodissociation dynamics; state state; state ... See more keywords
Ion-neutral photofragment coincidence imaging of photodissociation dynamics of ionic species
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Journal of Chemical Physics"
DOI: 10.1063/1674-0068/cjcp2007119
Abstract: The recently constructed cryogenic cylindrical ion trap velocity map imaging spectrometer (CIT-VMI) has been upgraded for coincidence imaging of both ionic and neutral photofragments from photodissociation of ionic species. The prepared ions are cooled down… read more here.
Keywords: photodissociation dynamics; coincidence imaging; ion neutral; photodissociation ... See more keywords
Infrared photodissociation of cold CH3+–He2 complexes
Sign Up to like & getrecommendations! Published in 2019 at "Molecular Physics"
DOI: 10.1080/00268976.2018.1563727
Abstract: ABSTRACT A cryogenic 22-pole ion trap apparatus is used to probe weakly bound cold CH–He complexes by IR action spectroscopy at 4 K. The infrared photodissociation spectrum of the antisymmetric C–H stretching vibration is recorded in… read more here.
Keywords: photodissociation; photodissociation cold; cold ch3; he2 complexes ... See more keywords
Molecular photodissociation in the vacuum ultraviolet region: implications for astrochemistry and planetary atmospheric chemistry
Sign Up to like & getrecommendations! Published in 2020 at "Molecular Physics"
DOI: 10.1080/00268976.2020.1861354
Abstract: Vacuum ultraviolet (VUV) photons with wavelengths shorter than ∼200 nm play a critical role in the interstellar, circumstellar and planetary atmospheric chemistries. Photodissociation of parent molecular species after absorbing VUV photons usually produces smaller molecules in… read more here.
Keywords: state; molecular photodissociation; photodissociation; planetary atmospheric ... See more keywords