Results 71 to 80 of about 545,247 (209)

Selective Oxidation of sp^3 C-H Bonds in Water Catalyzed by a Glycinate-Platinum(II) Complex [PDF]

open access: yes, 2009
In aqueous solution, [Pt^(II)(glycinato)Cl_2]^− catalyzes oxidation by [Pt^(IV)Cl_6]^(2−) of the methyl group of p-toluenesulfonate to the corresponding alcohol and aldehyde, with no further oxidation to the carboxylic acid. Both rate and selectivity are
Bercaw, John E.   +2 more
core   +2 more sources

Zirconium and hafnium catalyzed C–C single bond hydroboration

open access: yesNature Communications
Selective cleavage and subsequent functionalization of C−C single bonds present a fundamental challenge in synthetic organic chemistry. Traditionally, the activation of C−C single bonds has been achieved using stoichiometric transition-metal complexes ...
Sida Li   +3 more
doaj   +1 more source

Enhancing the capacity of oxygen carriers for selective oxidations through phase cooperation: Bismuth oxide and ceria-zirconia [PDF]

open access: yes, 2018
Interfacing selective catalysts with oxygen carriers enhances capacity without affecting the surface chemistry, simplifying the design of selective oxygen carriers.

core   +2 more sources

Controlled tuning of whispering gallery modes of GaN/InGaN microdisk cavities [PDF]

open access: yes, 2011
Controlled tuning of the whispering gallery modes of GaN/InGaN {\mu}-disk cavities is demonstrated. The whispering gallery mode (WGM) tuning is achieved at room temperature by immersing the {\mu}-disks in water and irradiating with ultraviolet (UV) laser.
Aharonovich, Igor   +8 more
core   +2 more sources

Literature survey on oxidations and fatigue lives at elevated temperatures [PDF]

open access: yes
Nickel-base superalloys are the most complex and the most widely used for high temperature applications such as aircraft engine components. The desirable properties of nickel-base superalloys at high temperatures are tensile strength, thermomechanical ...
Liu, H. W., Oshida, Y.
core   +1 more source

Hybridization of Particulate Methane Monooxygenase by Methanobactin-Modified AuNPs

open access: yesMolecules, 2019
Particulate methane monooxygenase (pMMO) is a characteristic membrane-bound metalloenzyme of methane-oxidizing bacteria that can catalyze the bioconversion of methane to methanol.
Jia-Ying Xin   +4 more
doaj   +1 more source

Highly Active Oxygen Evolution Integrating with Highly Selective CO2-to-CO Reduction

open access: yesNano-Micro Letters
Highlights Rational regulation of the coordination environment of surface-active sites on both photoanode and cathode has been demonstrated. Reducing the coordination of FeNi catalysts decorated on BiVO4 photoanodes achieves excellent water oxidation ...
Chaowei Wang, Laihong Geng, Yingpu Bi
doaj   +1 more source

Oxidation of AlInAs for current blocking in a photonic crystal laser [PDF]

open access: yes, 2010
To make an electrically pumped photonic crystal membrane laser is a challenging task. One of the problems is how to avoid short circuiting between the p- and n-doped parts of the laser diode, when the membrane thickness is limited to 200-300nm.
Ambrosius, H   +8 more
core   +4 more sources

Epoxidation of Ethylene by Whole Cell Suspension of Methylosinus trichosporium IMV 3011

open access: yesJournal of Chemistry, 2017
Methane monooxygenase (MMO) has been found in methanotrophic bacteria, which catalyzes the epoxidation of gaseous alkenes to their corresponding epoxides.
Jia-Ying Xin   +4 more
doaj   +1 more source

Influence of activated carbons on the kinetics and mechanisms of aromatic molecules ozonation [PDF]

open access: yes, 2010
Companies have been looking for new methods for treating toxic or refractory wastewaters; which can mainly be used prior to or after or in connexion with biological treatment processes.This paper compares conventional ozone oxidation with activatedcarbon
Debellefontaine, Hubert   +4 more
core   +2 more sources

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