Results 21 to 30 of about 428,674 (286)

Ruthenium-cobalt nanoalloys encapsulated in nitrogen-doped graphene as active electrocatalysts for producing hydrogen in alkaline media

Nature Communications, 2017
Ruthenium is the cheapest platinum-group metal, yet active hydrogen evolution catalysts with low amounts of ruthenium have yet to be designed. Here, the authors report the preparation of a ruthenium–cobalt nanoalloy and demonstrate its potential as an ...
Jianwei Su, Yang Yang, Guoliang Xia, Jitang Chen, Peng Jiang, Qianwang Chen   +5 more
doaj   +1 more source

Ruthenium-Picolylamine-Incorporated Mixed-Linker MOFs: Highly Active Heterogeneous Catalysts for Olefin and Aldehyde Hydrogenation

, 2023
The selective hydrogenation of aldehydes and olefins plays a crucial role in the synthesis of various industrial products. Immobilizing noble metal catalysts on solid supports has been pursued to overcome the challenges associated with catalyst ...
Leandro D. Almeida (17615892), Daria Poloneeva (13917200), Jose Luis Cerillo (17615901), Wejdan H. Anbari (17615895), Xuan Gong (562445), Jorge Gascon (1474357), Mark Meijerink (17615898), Luis Garzon-Tovar (14438293)   +7 more
core   +1 more source

Syntheses and activities of indol-2-ylidene-ligated ruthenium-based olefin metathesis catalysts [PDF]

, 2022
Here we report a new family of indol-2-ylidene (IdY)-ligated Ru-based olefin metathesis catalysts (Ru−IdY) and their X-ray crystal structures which show a unique conformation of the ruthenium environment.
Hyunho, Kim, Eunsung, Lee, Minseop, Kim, Sukwon, Hong, Seyong, Kim   +4 more
core   +2 more sources

3-Methylindole-Based Tripodal Tetraphosphine Ruthenium Complexes in N2 Coordination and Reduction and Formic Acid Dehydrogenation

Inorganics, 2017
The ruthenium(II) complexes RuCl2L1H, RuCl2L1CF3, RuCl2L1OMe and RuCl2L2H were synthesized from [Ru(η6-benzene)Cl(μ-Cl)]2 and the corresponding tripodal tris-3-methylindolephosphine-based ligands L1H, L1CF3, L1OMe, and L2H.
Fenna F. van de Watering, Nicol Heijtbrink, Jarl Ivar van der Vlugt, Wojciech I. Dzik, Bas de Bruin, Joost N. H. Reek   +5 more
doaj   +1 more source

Catalytic oxidation of trichloroethylene over TiO2 supported ruthenium catalysts

, 2016
Different types of TiO2 (anatase, P25 and rutile) supported ruthenium catalysts were synthesized by wet impregnation and directly reduced in H-2.
Wang, Jian, Zhu, Tingyu, Liu, Xiaolong, Zeng, Junlin, Liu, XL   +4 more
core   +1 more source

Building Indenylidene-Ruthenium Catalysts for Metathesis Transformations

, 2010
Ruthenium-mediated olefin metathesis has emerged as an indispensable tool in organic synthesis for the formation carbon carbon double bonds, attested by the large number of applications for natural product synthesis.
Nolan, Steven Patrick, Clavier, Herve
core   +3 more sources

Mechanistic Insight into Direct Arylations with Ruthenium(II) Carboxylate Catalysts [PDF]

, 2016
Mechanistic studies revealed ruthenium-catalyzed direct arylations to proceed through reversible C−H bond activation and subsequent rate-limiting oxidative addition with aryl halides, which led to the development of widely applicable well-defined ...
Rubén Vicente (1725235), Harish K. Potukuchi (2254636), Valentina Pirovano (1316097), Lutz Ackermann (1392253)   +3 more
core   +2 more sources

Recovery of homogeneous photocatalysts by covalent organic framework membranes

Nature Communications, 2023
Transition metal-based homogeneous photocatalysts offer a wealth of opportunities for organic synthesis. The most versatile ruthenium(II) and iridium(III) polypyridyl complexes, however, are among the rarest metal complexes.
Hao Yang, Jinhui Xu, Hui Cao, Jie Wu, Dan Zhao   +4 more
doaj   +1 more source

The influence of oxygen vacancies in ZnO/RuO2 crystal structure on the photoelectrocatalytic efficiency for hydrogen production [PDF]

Tehnika
The development of catalysts for the electrochemical reaction of hydrogen evolution is essential for the improvement of the water electrolysis process and the clean energy transition.
Marković Smilja B., Aleksić Katarina M.   +1 more
doaj   +1 more source

Ruthenium-Catalyzed Asymmetric Hydrosilylation of Ketones and Imine

, 2016
Ruthenium complexes with (oxazolinylferrocenyl)phosphines, RuCl2(PPh3)((oxazolinylferrocenyl)phosphine), have been prepared and characterized by spectroscopy.
Masanobu Hidai (2426068), Yoshiaki Nishibayashi (1606090), Izuru Takei (2505301), Sakae Uemura (2439685)   +3 more
core   +1 more source