Articles with "experimental theoretical" as a keyword



Experimental and theoretical investigations of the antioxidant activity of 2,2′‐methylenebis(4,6‐dialkylphenol) compounds

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Published in 2017 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.3562

Abstract: The antioxidant activity of two primary antioxidants, 2,2′-methylenebis(4-methyl-6-tert-butylphenol) (MMBPH2) and 2,2′-methylenebis(4,6-di-tert-butylphenol) (MDBPH2), has been studied using the 1,1-diphenyl-2-picrylhydrazyl (DPPH) method. The synthesized compounds have been successfully characterized systematically using elemental analyses, infrared, 1H NMR and… read more here.

Keywords: antioxidant activity; investigations antioxidant; theoretical investigations; experimental theoretical ... See more keywords

Experimental and theoretical studies of new Co(III) complexes of hydrazide derivatives proposed as multi‐target inhibitors of SARS‐CoV‐2

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Published in 2022 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.6836

Abstract: Cobalt(III) complexes with Schiff base ligands derived from hydrazone, (HL 1  = (E)‐N′‐(3,5‐dichloro‐2‐hydroxybenzylidene)‐4‐hydroxybenzohydrazide, HL 2  = (E)‐N′‐(3,5‐dichloro‐2‐hydroxybenzylidene)‐4‐hydroxybenzohydrazide (3,5‐dibromo‐2‐hydroxybenzylidene), and HL 3  = (E)‐4‐hydroxy‐N′‐(2‐hydroxy‐3‐ethoxybenzylidene)benzohydrazide), were synthesized and characterized by elemental analysis, Fourier transform infrared (FT‐IR) spectroscopy, UV–Vis spectroscopy, and… read more here.

Keywords: experimental theoretical; iii complexes; spectroscopy; iii ... See more keywords

Experimental and theoretical rationalization for the base pairing abilities of inosine, guanosine, adenosine, and their corresponding 8‐oxo‐7,8‐dihydropurine, and 8‐bromopurine analogues within A‐form duplexes of RNA

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Published in 2020 at "Biopolymers"

DOI: 10.1002/bip.23410

Abstract: Inosine is an important RNA modification, furthermore RNA oxidation has gained interest due, in part, to its potential role in the development/progression of disease as well as on its impact on RNA structure and function.… read more here.

Keywords: pairing abilities; corresponding oxo; base pairing; base ... See more keywords

A Detailed Experimental and Theoretical Study of the Crystalline and Electronic Structure of BaHf(1−x)Zr x S3 Solid Solutions (0 ≤ x ≤ 1)

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Published in 2025 at "Chemphyschem"

DOI: 10.1002/cphc.202500466

Abstract: Solid solutions of the chalcogenide perovskites BaHfS3 and BaZrS3 are synthesized and studied in detail across the entire composition interval by X‐ray diffraction, UV‐vis spectroscopy, and theoretical calculations. The results obtained extend those previously obtained… read more here.

Keywords: solid solutions; study crystalline; detailed experimental; structure ... See more keywords

Recent experimental and theoretical studies on protein crystallization

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Published in 2017 at "Crystal Research and Technology"

DOI: 10.1002/crat.201600210

Abstract: Crystals are required to determine three-dimensional structures of proteins and other bio-molecules via X-ray diffraction. This is the prime cause for the keen interest in protein crystallization. Recently published experimental and theoretical studies on protein… read more here.

Keywords: theoretical studies; crystallization; studies protein; experimental theoretical ... See more keywords

Experimental and Theoretical Insights into the Role of Iron in the Rapidly Fabricated Ni/Fe Electrodes for the Oxygen Evolution Reaction

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Published in 2025 at "Chemsuschem"

DOI: 10.1002/cssc.202500281

Abstract: The development of low‐cost electrocatalysts for the oxygen evolution reaction (OER) of water electrolysis is crucial for large‐scale green hydrogen production. NiFe‐based electrocatalysts have garnered significant attention due to their high OER activity; however, the… read more here.

Keywords: experimental theoretical; evolution reaction; oxygen evolution; role ... See more keywords

An N‐heterocyclic Carbene TCNE Zwitterion: Experimental and Theoretical Study on its Formation and Reactivity

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Published in 2017 at "European Journal of Organic Chemistry"

DOI: 10.1002/ejoc.201601648

Abstract: A direct addition of tetracyanoethylene (TCNE) at the carbene center of 1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene (IPr) has been successfully demonstrated. The IPr-TCNE adduct, zwitterion 1, clearly differs from the typical products of [2+1] cyclization obtained from the reaction… read more here.

Keywords: study; tcne; reactivity; carbene ... See more keywords

Experimental and Theoretical Study of the Ultrafast Dynamics of a Ni2 Dy2 -Compound in DMF After UV/Vis Photoexcitation.

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Published in 2022 at "ChemistryOpen"

DOI: 10.1002/open.202200086

Abstract: Invited for this month's cover picture are the groups of Wolfgang Hübner (TU Kaiserslautern, Germany), Annie Powell (Karlsruhe Institut of Technology, Germany), and Andreas-Neil Unterreiner (Karlsruhe Institut of Technology, Germany). The cover picture shows the… read more here.

Keywords: ultrafast dynamics; ni2 dy2; experimental theoretical; theoretical study ... See more keywords

Experimental and Theoretical Study of Strong Low-Terahertz Absorption of Thymine

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Published in 2017 at "Journal of Infrared, Millimeter, and Terahertz Waves"

DOI: 10.1007/s10762-017-0420-z

Abstract: The absorption coefficient of a nucleobase-thymine-in powder form was measured with terahertz spectroscopy in both frequency- and time-domain experiments. For frequencies below 3 THz, a strong signature was observed at 1.27 THz. Furthermore, molecular-dynamic simulations… read more here.

Keywords: absorption; theoretical study; experimental theoretical; study strong ... See more keywords

Experimental and Theoretical Study on Terahertz Absorption Characteristics and Spectral De-noising of Three Plant Growth Regulators

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Published in 2018 at "Journal of Infrared, Millimeter, and Terahertz Waves"

DOI: 10.1007/s10762-018-0507-1

Abstract: Accurate identification of terahertz (THz) absorption peaks of biological macromolecules is of great significance in practical applications. In this work, the experimental and theoretical fundamentals of detecting three plant growth regulators (PGRs), including 6-Benzylaminopurine (6-BA),… read more here.

Keywords: absorption; three plant; growth regulators; spectral noising ... See more keywords
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Photophysics of Dihydroquinazolinone Derivatives: Experimental and Theoretical Studies

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Published in 2017 at "Journal of Fluorescence"

DOI: 10.1007/s10895-017-2051-0

Abstract: Herein, we report the synthesis of two dihydroquinazolinone derivative 2-(2-Hydroxy-naphthalen-1-yl)-2, 3-dihydro-1H-quinazolin-4-one (1) and 2-(3-Methyl-thiophen-2-yl)-2,3-dihydro-1H-quinazolin-4-one (2) by using 2-aminobenzamide, 2-hydroxybenzaldehyde and 3-methyl thiophene-2-carboxaldehyde. The synthesized compounds were characterized by 1H NMR, 13C NMR, FT-IR and its… read more here.

Keywords: theoretical studies; dihydroquinazolinone derivatives; photophysics dihydroquinazolinone; derivatives experimental ... See more keywords