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   Articles with "epr spectroscopy" as a keyword



Charge separation events in photosystem II during the S2 to S3 transition as revealed by EPR spectroscopy.

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recommendations! Published in 2025 at "FEBS letters"

DOI: 10.1002/1873-3468.70229

Abstract: Photosystem II (PSII) water oxidation includes proton and electron transfer pathways, occurring during the sequential S-state transitions of Mn4CaO6. Here, we investigate the charge separation events during the S2 to S3 transition that take place… read more here.

Keywords: spectroscopy; charge separation; separation events; epr spectroscopy ... See more keywords
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Probing Alpha-Synuclein Conformations by Electron Paramagnetic Resonance (EPR) Spectroscopy.

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recommendations! Published in 2019 at "Methods in molecular biology"

DOI: 10.1007/978-1-4939-9124-2_19

Abstract: Electron paramagnetic resonance (EPR) spectroscopy in combination with site-directed spin labeling is ideally suited to study structure, dynamics, and interactions of intrinsically disordered proteins as alpha-synuclein.Here we describe all steps required for a corresponding study:… read more here.

Keywords: paramagnetic resonance; electron paramagnetic; epr spectroscopy; spectroscopy ... See more keywords
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Wide-band EPR spectroscopy and relaxation study of Tm3+ ions in PbGa2S4 crystal

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recommendations! Published in 2021 at "Optical Materials"

DOI: 10.1016/j.optmat.2021.111555

Abstract: Abstract The PbGa2S4: Tm3+ crystal was investigated by tunable high-frequency EPR spectroscopy. Two thulium centers located in positions with different local symmetry were observed in the frequency range of 9.8–170 GHz. Both spectra with the resolved… read more here.

Keywords: spectroscopy relaxation; band epr; epr spectroscopy; spectroscopy ... See more keywords

Evaluation of dose uncertainty in radiation processing using EPR spectroscopy and butylated hydroxytoluene rods as dosimetry system

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recommendations! Published in 2017 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2017.05.029

Abstract: Abstract Butylatedhydroxytoluene (BHT) rods represent a potential dosimeter in radiation processing, with readout via electron paramagnetic resonance (EPR) spectroscopy. Among the possible sources of uncertainty are those associated with the performance of the dosimetric medium… read more here.

Keywords: uncertainty; radiation processing; epr spectroscopy; dosimetry ... See more keywords

Conformations and Local Dynamics of the CopY Metal Sensor Revealed by EPR Spectroscopy.

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recommendations! Published in 2023 at "Biochemistry"

DOI: 10.1021/acs.biochem.2c00480

Abstract: Metal transcription factors regulate metal concentrations in eukaryotic and prokaryotic cells. Copper is a metal ion that is being tightly regulated, owing to its dual nature. Whereas copper is an essential nutrient for bacteria, it… read more here.

Keywords: transcription; spectroscopy; epr spectroscopy; copy metal ... See more keywords
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Nature of the Ligand-Centered Triplet State in Gd3+ β-Diketonate Complexes as Revealed by Time-Resolved EPR Spectroscopy and DFT Calculations.

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recommendations! Published in 2021 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.1c01123

Abstract: A series of Gd3+ complexes (Gd1-Gd3) with the general formula GdL3(EtOH)2, where L is a β-diketone ligand with polycyclic aromatic hydrocarbon substituents of increasing size (1-3), was studied by combining time-resolved electron paramagnetic resonance (TR-EPR)… read more here.

Keywords: gd3; spectroscopy dft; time resolved; epr spectroscopy ... See more keywords

Rate Controlling in Low-Temperature Standard NH3-SCR: Implications from Operando EPR Spectroscopy and Reaction Kinetics.

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recommendations! Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c01933

Abstract: A series of seven Cu/SSZ-13 catalysts with Si/Al = 6.7 are used to elucidate key rate-controlling factors during low-temperature standard ammonia-selective catalytic reduction (NH3-SCR), via a combination of SCR kinetics and operando electron paramagnetic resonance… read more here.

Keywords: rate controlling; low temperature; spectroscopy; epr spectroscopy ... See more keywords
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Principles and applications of EPR spectroscopy in the chemical sciences.

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recommendations! Published in 2018 at "Chemical Society reviews"

DOI: 10.1039/c6cs00565a

Abstract: Electron spins permeate every aspect of science and influence numerous chemical processes: they underpin transition metal chemistry and biochemistry, mediate photosynthesis and photovoltaics and are paramount in the field of quantum information, to name but… read more here.

Keywords: principles applications; epr spectroscopy; chemical; spectroscopy ... See more keywords

Probing the electronic structure of a copper(ii) complex by CW- and pulse-EPR spectroscopy.

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recommendations! Published in 2017 at "Dalton transactions"

DOI: 10.1039/c7dt01785e

Abstract: Nucleophilic attack by the carbanion -:CH2COCH3 at the carbonyl group of di-2-pyridyl ketone, (py)2CO, in the presence of CuII under moderately basic conditions has yielded the cationic mononuclear complex [Cu{(py)2C(CH2COCH3)(OH)}2](NO3)2·2H2O (1·2H2O) in ∼40% yield, where… read more here.

Keywords: copper complex; ch2coch3; epr spectroscopy; spectroscopy ... See more keywords

Nitrogen-doped semiconducting oxides. Implications on photochemical, photocatalytic and electronic properties derived from EPR spectroscopy

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recommendations! Published in 2020 at "Chemical Science"

DOI: 10.1039/d0sc02876b

Abstract: Engineering defects in semiconducting metal oxides is a challenge that remains at the forefront of materials chemistry research. Nitrogen has emerged as one of the most attractive elements able to tune the photochemical and photocatalytic… read more here.

Keywords: nitrogen; photochemical photocatalytic; semiconducting oxides; electronic properties ... See more keywords

Utilizing EPR spectroscopy to investigate the liquid adsorption properties of bimetallic MIL-53(Al/Cr) MOF

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recommendations! Published in 2024 at "RSC Advances"

DOI: 10.1039/d3ra07952j

Abstract: The flexibility of the MIL-53(M) metal–organic framework (MOF) has been elucidated through various characterization methodologies, particularly in gas and liquid adsorption processes. However, to the best of our knowledge, there has been no prior electron… read more here.

Keywords: spectroscopy; adsorption; utilizing epr; mof ... See more keywords