Pentanuclear iron complex for water oxidation: spectroscopic analysis of reactive intermediates in solution and catalyst immobilization into the MOF-based photoanode [0.03%]
用于水氧化的五核铁配合物：溶液中活性中间体的光谱分析及催化剂在基于MOF的光电极中的固定化
Roman Ezhov,Gabriel Bury,Olga Maximova et al.
Roman Ezhov et al.
Photoelectrochemical water splitting can produce green hydrogen for industrial use and CO2-neutral transportation, ensuring the transition from fossil fuels to green, renewable energy sources. The iron-based electrocatalyst [FeII4FeIII(μ-3...
Stable Au(I) catalysts for oxidant-free C-H Functionalization with Iodoarenes [0.03%]
无氧化剂条件下与碘代芳烃反应的稳定金(I)催化剂
R Tyler Mertens,Charles E Greif,James T Coogle et al.
R Tyler Mertens et al.
The development of oxidant-free gold-catalyzed cross coupling reactions involving aryl halides have been hamstrung by the lack of gold catalysts capable of performing oxidative addition at Au(I) centers. Herein, we report the development of...
Environmental Modulation of Chiral Prolinamide Catalysts for Stereodivergent Conjugate Addition [0.03%]
环境调控脯氨酰胺手性催化剂以实现立体化学不同的共轭加成反应
Xiaowei Li,Yan Zhao
Xiaowei Li
Synthetic chiral catalysts generally rely on proximal functional groups or ligands for chiral induction. Enzymes often employ environmental chirality to achieve stereoselectivity. Environmentally controlled catalysis has benefits such as si...
Enhanced chlorine evolution from dimensionally stable anode by heterojunction with Ti and Bi based mixed metal oxide layers prepared from nanoparticle slurry [0.03%]
通过Ti和Bi基混合金属氧化物层形成的异质结增强稳定尺寸阳极的氯进化
Sukhwa Hong,Tai-Kyu Lee,Michael R Hoffmann et al.
Sukhwa Hong et al.
This study reports enhanced current (CERCS) and energy efficiency (EERCS) of reactive chlorine species (RCS) generation on Ir7Ta3Oy anode by Ti/Bi mixed metal oxide heterojunction layers despite reductions in pseudo-capacitance and film con...
Direct evidence of atomic-scale structural fluctuations in catalyst nanoparticles [0.03%]
催化剂纳米粒子中原子尺度结构涨落的直接证据
Pin Ann Lin,Jose L Gomez-Ballesteros,Juan C Burgos et al.
Pin Ann Lin et al.
Rational catalyst design requires an atomic scale mechanistic understanding of the chemical pathways involved in the catalytic process. A heterogeneous catalyst typically works by adsorbing reactants onto its surface, where the energies for...
Binuclear copper(II) complexes discriminating epimeric glycosides and α- and β-glycosidic bonds in aqueous solution [0.03%]
两个铜(II)核配合物在水溶液中识别甘油糖醇的差向异构体和α-, β-苷键
Susanne Striegler,Qiu-Hua Fan,Nigam P Rath
Susanne Striegler
Two chiral binuclear copper(II) complexes were synthesized and characterized for the first time as efficient chemoselective catalysts for the hydrolysis of aryl glycosides and disaccharides in aqueous solution at near neutral pH. Under thes...
Selectivity and Mechanism of Thermal Decomposition of β-diketones on ZnO Powder [0.03%]
β-二酮在氧化锌粉体上的热解选择性和机理研究
Hsuan Kung,Andrew Teplyakov
Hsuan Kung
The thermal chemistry of β-diketones underlies a number of catalytic processes related both to the catalytic reactions yielding commodity chemicals and to the production of supported transition metal catalysts themselves. The mechanisms of...
Pieter Vanelderen,Ryan G Hadt,Pieter J Smeets et al.
Pieter Vanelderen et al.
The present work highlights recent advances in elucidating the methane oxidation mechanism of inorganic Cu-ZSM-5 biomimic and in identifying the reactive intermediates that are involved. Such molecular understanding is important in view of ...
Harald Lorenz,Matthias Friedrich,Marc Armbrüster et al.
Harald Lorenz et al.
ZnO was tested as possible methanol and - since formaldehyde is one of the key intermediates in methanol conversion reactions - also as formaldehyde steam reforming catalyst. Catalytic experiments in a batch as well as a flow reactor result...
CO(2)-selective methanol steam reforming on In-doped Pd studied by in situ X-ray photoelectron spectroscopy [0.03%]
原位X射线光电子能谱研究In掺杂Pd上CO选择性甲醇水蒸气重整反应
Christoph Rameshan,Harald Lorenz,Lukas Mayr et al.
Christoph Rameshan et al.
In situ X-ray photoelectron spectroscopy (in situ XPS) was used to study the structural and catalytic properties of Pd-In near-surface intermetallic phases in correlation with previously studied PdZn and PdGa.Room temperature deposition of ...