نتایج جستجو برای: ruthenium

تعداد نتایج: 8195  

Introduction: A neurodevelopmental disorder, autism typically identified with three primary behavioral consequences, such as social impairment, communication problems and limited or stereotypical behavior. Because of its co-morbidity and lack of therapeutic options, autism is a global economic burden. A short chain of fatty acid, propionic acid formed biologically by gut microbiome. Propionic a...

Abbas Ali Khodadadi Ahmad Tavasoli, Ali Karimi Kambiz Sadagiani Mohammad Ali Mousavian Yadollah Mortazavi,

An extensive study of Fischer-Tropsch synthesis (FTS) on alumina-supported cobalt catalysts promoted with different amounts of ruthenium and rhenium is reported. Up to 2 wt% of promoters, are added to the catalyst by coimpregnation. The catalysts are characterized by different methods including: BET physisorption, X-ray diffraction, hydrogen chemisorption, and temperature-programmed reducti...

Journal: :Dalton transactions 2015
Keita Nakanishi Tomomi Koshiyama Soichi Iba Masaaki Ohba

A new lipophilic Ru salen complex with cholesterol groups can be efficiently incorporated into liposome bilayers, allowing the photoinduced release of nitric oxide (NO) and the membrane transport of NO to coexisting liposomes.

2016
Victoria K. Greenacre

An extended range of novel ruthenium phosphaalkene complexes of the type [Ru{η-N:η-P,C-P(pz)=CH(SiMe2R)}(CO)(PPh3)2] (R = Tol, C6H4CF3-p; pz = pzMe2, pzCF3, pzMe,CF3; R = Me, C6H4CF3-p; pz = pzPh) have been prepared from the respective ruthenaphosphaalkenyls [Ru{P=CH(SiMe2R)}Cl(CO)(PPh3)2] upon treatment with Lipz. Where R = C6H4CF3-p and pz = pzMe2 the complex is characterized by single crysta...

Journal: :Chemical communications 2012
Jun-ichi Ito Tomoki Teshima Hisao Nishiyama

Bis(oxazolinyl)phenyl ruthenium(II) complexes were found to catalyze asymmetric hydrogenation of ketones, in which chiral bulky alcohol additives showed significant enhancement of enantioselectivity even in protic solvents.

Journal: :Catalysis Science & Technology 2021

Bimetallic platinum–ruthenium nanoparticles supported on N-doped graphene as chemoselective hydrogenation catalysts.

Journal: :APL Materials 2022

The unconventional superconductivity in Sr 2 RuO 4 is infamously susceptible to suppression by small levels of disorder such that it has been most commonly studied extremely high-purity bulk crystals. Here, we harness local structural and spectroscopic scanning transmission electron microscopy measurements epitaxial thin films disentangle the impact different types crystalline on superconductiv...

Journal: :Chemical communications 2011
Raghunath R Dasari Matthew M Sartin Matteo Cozzuol Stephen Barlow Joseph W Perry Seth R Marder

Ruthenium phthalocyanines and naphthalocyanines with axial dendronised pyridine ligands show high solubility in a variety of solvents, and exhibit solid-state absorption spectra that are comparable to those obtained in dilute solution, making them interesting candidates for optical limiting in the visible.

Journal: :Dalton transactions 2009
Thomas Cadenbach Timo Bollermann Christian Gemel Roland A Fischer

The reactions of the ruthenium hydride complexes [{Ru(COD)(H)(NH2NMe2)3}{BArF}] (BArF=B{C6H3(CF3)2}4), [{Cp*Ru}2(micro-H)4] and [{Cp*Ru}3(micro-H)3(micro3-H)2] with GaCp* and AlCp* are investigated. The reaction of [{Ru(COD)(H)(NH2NMe2)3}{BArF}] with GaCp* leads to substitution of the hydrazine ligands by GaCp* and the formation of [{Ru(COD)(H)(GaCp*)3}{BArF}] (), while the reactions of [{Cp*Ru...

Journal: :Molecules 2017
Juan Sanz García Francesco Talotta Fabienne Alary Isabelle M Dixon Jean-Louis Heully Martial Boggio-Pasqua

Ruthenium nitrosyl complexes are fascinating versatile photoactive molecules that can either undergo NO linkage photoisomerization or NO photorelease. The photochromic response of three ruthenium mononitrosyl complexes, trans-[RuCl(NO)(py)₄]2+, trans-[RuBr(NO)(py)₄]2+, and trans-(Cl,Cl)[RuCl₂(NO)(tpy)]⁺, has been investigated using density functional theory and time-dependent density functional...

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