Showing 141 - 160 results of 278 for search '"transition metal"', query time: 0.07s Refine Results
  1. 141

    Structural basis for metal ion transport by the human SLC11 proteins DMT1 and NRAMP1 by Márton Liziczai, Ariane Fuchs, Cristina Manatschal, Raimund Dutzler

    Published 2025-01-01
    “…Their structures, while sharing general properties with known prokaryotic homologs, display distinct features that lead to stronger transition metal ion selectivity.…”
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  2. 142

    Microwave-Assisted Preparation of Biodegradable Water Absorbent Polyacrylonitrile/Montmorillonite Clay Nanocomposite by Prafulla K. Sahoo, Trinath Biswal, Ramakanta Samal

    Published 2011-01-01
    “…Polyacrylonitrile (PAN)/Montmorillonite (MMT) clay nanocomposite was prepared in a microwave oven using a transition metal Co(III) complex taking ammonium persulfate (APS) as initiator with a motive of converting hydrophobic PAN into hydrophilic nanocomposite material via nanotechnology by the inclusion of MMT to the virgin polymer. …”
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  3. 143

    Theoretical Studies of Substitutionally Doped Single-Walled Nanotubes by Charles See Yeung, Ya Kun Chen, Yan Alexander Wang

    Published 2010-01-01
    “…Herein, we present theoretical studies of both main group element and transition metal-doped HSWCNTs. Within density functional theory (DFT), we discuss mechanistic details of their proposed synthesis from vacancy-defected SWCNTs and describe their geometric and electronic properties. …”
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  4. 144

    Cathodic tandem alkylation/dearomatization of heterocycles enabled by Al-facilitated carbonyl deoxygenation by Jinhui Hu, Weijie Deng, Jianfeng Zhou, Yubing Huang

    Published 2025-01-01
    “…Notably, this method is transition metal-free and compatible with water and oxygen.…”
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  5. 145

    Thermal stability changing caused by chromium (iii) in the carbonated magnesium-aluminum hydrotalcite by Nayara Bach Franco de Aquino, Daniel Branco de Morais, Andriélli Corrêa de Aquino, Graciele Vieira Barbosa, Alberto Adriano Cavalheiro

    Published 2020-12-01
    “…However, it is common to investigate the co-substitution of aluminum with other trivalent cations, especially transition metal cations, due to their binding properties. …”
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  6. 146

    Iron-Catalyzed Cross-Dehydrogenative Coupling by Haiyan Diao, Yujia Chen, Feng Liu

    Published 2025-01-01
    “…This technique uses iron—a naturally abundant, inexpensive, and environmentally benign transition metal—as a catalyst to facilitate the coupling of two unfunctionalized C-H bonds. …”
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  7. 147

    Synthesis, Spectral, and Biological Properties of Copper(II) Complexes of Thiosemicarbazones of Schiff Bases Derived from 4-Aminoantipyrine and Aromatic Aldehydes by Ram K. Agarwal, Lakshman Singh, Deepak Kumar Sharma

    Published 2006-01-01
    “…These thiosemicarbazones are potential ligands toward transition metal ions. The reaction of copper(II) salts with 4[N-(benzalidene)amino]antipyrinethiosemicarbazone (BAAPTS), 4[N-(4′-methoxybenzalidene) amino] antipyrinethiosemicarbozone (MBAAPTS), 4[N-(4′-dimethylamino benzalidene) amino] antipyrinethiosemicarbazone (DABAAPTS), and 4[N-(cinnamalidene) amino] antipyrinethiosemicarbazone (CAAPTS) resulted in the formation of solid complexes with the general composition CuX2⋅(H2O)(L)(X = Cl, Br, NO3, NCS, or CH3COO; L = BAAPTS, MBAAPTS, DABAAPTS, or CAAPTS). …”
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  8. 148

    Photoacoustic spectroscopy of layered crystals: An enhancement of the photoacoustic signal and its analysis from the perspective of heat generation by Kamil Misztal, Jan Kopaczek, Robert Kudrawiec

    Published 2025-02-01
    “…Additionally, a method to determine the energy gap in transition metal dichalcogenides from PA measurements is presented.…”
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  9. 149

    Spectrofluorometric method for sensing cobalt (II) ion in environmental sample using Ru(dcpy)2(SCN)2 receptor by Hawra Abdulmajeed, Esam Bakir

    Published 2025-01-01
    “…The selectivity of suggested method was obtained for Co2+ outweighs that of transition metal cations with 2 % significant interference with Ni2+. …”
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  10. 150

    Features of microstructure of carbide blanks by O. Yu. Khodosovskaya, L. V. Ovsyanikova, T. V. Gapeenko

    Published 2024-04-01
    “…Inhibitors of grain growth – transition metal carbides, for example, VC, Cr2C3, NbC, TaC are added to hard alloy mixtures to prevent grain growth during sintering. …”
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  11. 151

    Bach Adsorption Study for the Extraction of Silver Ions by Hydrazone Compounds from Aqueous Solution by Abdussalam Salhin Mohamad Ali, Norfarhah Abdul Razak, Ismail Ab Rahman

    Published 2012-01-01
    “…The sorption characteristics of a matrix of eight transition metal ions (Ag+, Cu2+, Co2+, Ni2+, Fe3+, Pb2+, Zn2+, and Mn2+) using batch method were studied. …”
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  12. 152

    Hydrogen production via dehydrogenation of alcohols using ruthenium hexamethylenetetramine complex by Preeti Devi, Senthilkumar Muthaiah

    Published 2024-08-01
    “…Catalytic hydrogenation and dehydrogenation of LOHCs using transition metal complexes are known as the best methods to load and unload hydrogen for storage and transportation. …”
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  13. 153

    Time-Resolved X-Ray Spectroscopy from the Atomic Orbital Ground State Up by Daniel Jost, Eder G. Lomeli, Ta Tang, Joshua J. Kas, John J. Rehr, Wei-Sheng Lee, Hong-Chen Jiang, Brian Moritz, Thomas P. Devereaux

    Published 2025-01-01
    “…In this paper, we will present simulations of each of these spectroscopies using a time-domain full atomic multiplet, charge-transfer Hamiltonian adapted to study the properties of a generalized cluster model including a central transition-metal ion caged by ligand atoms in a planar geometry. …”
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  14. 154

    Quinazoline scaffold as a target for combating microbial resistance: Synthesis and antimicrobial profiling of quinazoline derivatives by Vishwanath Halappanavar, Sangappa Teli, Hanamant B. Sannakki, Dharyappa Teli

    Published 2025-01-01
    “…Synthetic methods include transition metal-mediated reactions, microwave-assisted techniques, and Aza reactions. …”
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  15. 155

    Magnetic anisotropy of 4f atoms on a WSe2 monolayer: a DFT + U study by Johanna P. Carbone, Gustav Bihlmayer, Stefan Blügel

    Published 2025-01-01
    “…Abstract Inspired by recent advancements in the field of single-atom magnets, particularly those involving rare-earth (RE) elements, we present a theoretical exploration employing DFT+U calculations to investigate the magnetic properties of selected 4f atoms, specifically Eu, Gd, and Ho, on a monolayer of the transition-metal dichalcogenide WSe2 in the 1H-phase. This study comparatively examines RE with diverse 4f orbital fillings and valence chemistry, aiming to understand how different coverage densities atop WSe2 affect magnetocrystalline anisotropy. …”
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  16. 156

    Growth on Alpha-Ketoglutarate Increases Oxidative Stress Resistance in the Yeast Saccharomyces cerevisiae by Maria Bayliak, Nadia Burdyliuk, Volodymyr Lushchak

    Published 2017-01-01
    “…Wild-type yeast cells grown on AKG were more resistant to hydrogen peroxide, menadione, and transition metal ions (Fe2+ and Cu2+) but not to ethanol and heat stress as compared with control ones. …”
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  17. 157

    Coordination Modes of a Schiff Base Derived from Substituted 2-Aminothiazole with Chromium(III), Manganese(II), Iron(II), Cobalt(II), Nickel(II) and Copper(II) Metal Ions: Synthesi... by Ambit Thakar, Krishnakant Joshi, Kishor Pandya, Arvind Pancholi

    Published 2011-01-01
    “…Transition metal complexes of Cr(III), Mn(II), Fe(II), Co(II), Ni(II) and Cu(II) metal ions with general stoichiometry [ML2.2H2O] and [ML3], where M= Mn(II), Cr(III), Fe(II), Co(II), Ni(II) and Cu(II), L= Schiff base derived from the condensation of 2-amino-4(4’-phenyl/methylphenyl)-5-methyl-thiazole with 4-acetyl-1(3-chloro phenyl)-3-methyl-2-pyrazoline-5-ones, have been synthesized and structurally characterized by elemental analysis, molar conductance measurements, magnetic susceptibility measurements and spectral techniques like IR, UV, 1H NMR, 13C NMR and Mass Spectra. …”
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  18. 158

    Liquid-Phase Ethanol Oxidation and Gas-Phase CO Oxidation Reactions over M Doped (M = Ag, Au, Pd, and Ni) and MM′ Codoped CeO2 Nanoparticles by Yohan Park, Yulri Na, Debabrata Pradhan, Youngku Sohn

    Published 2016-01-01
    “…Transition metal doped metal oxides have been studied extensively for potential applications to environments and chemical industry. …”
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  19. 159

    Exploring the optical properties of molybdenum trioxide: approach of theory modeling and depositions techniques by A. V. Juan-Arturo, A. Leonel Mendoza-Martínez, Gesuri Morales-Luna, Michael Morales-Luna

    Published 2025-12-01
    “…The study of Transition Metal Oxides (TMOs) has expanded in recent years because of their interesting electronic, mechanical, and chemical properties and extensive applicability in electronics and optoelectronics. …”
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  20. 160

    Germanyl triazoles as a platform for CuAAC diversification and chemoselective orthogonal cross-coupling by John M. Halford-McGuff, Thomas M. Richardson, Aidan P. McKay, Frederik Peschke, Glenn A. Burley, Allan J. B. Watson

    Published 2024-12-01
    “…The installation of the Ge moiety enables further diversification of the triazole products, including chemoselective transition metal-catalysed cross-coupling reactions using bifunctional boryl/germyl species.…”
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