Results 101 to 110 of about 1,722,857 (346)

Introduction to the Tenth Anniversary section of Catalyst

open access: yes
In preparing the tenth anniversary section of Catalyst, the current editorial team met to reflect on the legacy, politico-ethical vision and future of the journal.
Pienaar, Kiran   +7 more
core   +2 more sources

A Chemical Framework for Engineering Extracellular Vesicles’ Biointerface to Advance Precision Therapeutics

open access: yesAdvanced Materials, EarlyView.
Extracellular vesicles (EVs) are cell‐derived nanoparticles that mediate intercellular communication through their dynamic biointerfaces. Owing to their intrinsic biological functions, EVs have emerged as promising platforms for biomedical applications.
Leila Pourtalebi Jahromi   +3 more
wiley   +1 more source

Study on the thermodynamics and kinetics of the stripping of palladium from a typical palladium organic [PDF]

open access: yes, 2005
Includes bibliographical references.The aim of this thesis was to investigate the thermodynamics and the kinetics of the stripping of palladium from a typical palladium organic.
Brits, Johannes Hendrik Wilhelmus Machiel
core   +1 more source

True Closed‐Loop Recyclable Hydrogels Enabled by Imine Boronic Ester Crosslinking

open access: yesAdvanced Materials, EarlyView.
Subtle molecular differences in imine boronic ester crosslinkers profoundly influence hydrogel properties. 2‐formylphenylboronic acid crosslinkers form previously undisclosed 3‐amino‐benzoxaborole heterocycles, enhancing elasticity despite lower crosslinking density compared to their 4‐formylphenylboronic acid counterparts.
Jenna A. King   +5 more
wiley   +1 more source

The Liquid Phase Catalytic Hydrogenation of the Furfural to Furfuryl Alcohol

open access: yesChemical Engineering Transactions, 2018
The results of the study of palladium catalysts in the selective hydrogenation of furfural to furfural alcohol are presented. A comparison of the properties of palladium catalytic systems prepared on different supports (aluminium oxide, hypercrosslinked ...
Kseniya Salnikova   +5 more
doaj   +1 more source

Acetoxylation of Propylenewith Metallic Palladium and Palladium Salt Catalysts

open access: yesThe Journal of the Society of Chemical Industry, Japan, 1969
活性炭,γ-アルミナを担体として,金属パラジウム触媒およびパラジウム塩触媒によるプロピレンのアセトキシル化反応を行ない,金属パラジウム,パラジウム塩の触媒作用および反応機構の研究を行なった。生成物は,パラジウム塩触媒の場合,アセトン, 酢酸イソプロペニル, 酢酸アリルおよび二酸化炭素であり, 金属パラジウム触媒の場合, 酢酸アリルと二酸化炭素であった。触媒による選択性の違いは,反応中間体がパラジウム塩触媒の場合π-錯体であり,金属パラジウム触媒の場合はπ-アリル錯体によるものと考えられる。アセトンは酢酸イソプロペニルの加水分解反応による逐次反応で生成することが判った。活性炭を担体とした触媒では, 酢酸が燃焼し二酸化炭素になり, 金属パラジウム-γ-アルミナ触媒ではプロピレンが燃焼し二酸化炭素となる。
Hiromichi ARAI   +3 more
openaire   +2 more sources

Quinone tailored selective oxidation of methane over palladium catalyst with molecular oxygen as an oxidant

open access: yes, 2009
With the in situ generated H(2)O(2) tailored by the addition of p-tetrachlorobenzoquinone, the product can be effectively steered towards either HCOOH or the methanol derivative CF(3)COOCH(3) during the direct oxidation of methane with molecular oxygen ...
Bao, Xinhe   +6 more
core   +1 more source

Escaping the Scaling Relationships in Oxygen Reduction Catalysis: Implications for PEM Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Escaping the scaling relationships of the oxygen reduction reaction is vital for hydrogen fuel cells. This outlook examines how interfacial heterogeneity, spanning the subsurface lattice, chemisorption layer, and near‐interface solvation volume, mechanistically decouples intermediate binding energetics.
Muhammad Bilal Wazir   +2 more
wiley   +1 more source

Cu‐Pd Dual Single Atoms Promoting Selective CO2 Photoreduction to C2 Products in Seawater

open access: yesAdvanced Materials, EarlyView.
Cu and Pd dual single atoms anchored on TiO2 cooperatively enhance C─C coupling during CO2 photoreduction in seawater. Under xenon‐light irradiation and without a sacrificial reagent/alkaline trapping agent, the catalyst achieves highly selective acetic acid formation.
Elhussein M. Hashem   +15 more
wiley   +1 more source

Carbon coated magnetic nanoparticles as supports in microwave-assisted palladium catalyzed Suzuki-Miyaura couplings

open access: yesGreen Processing and Synthesis, 2012
A palladium bis-N-heterocyclic carbene complex was immobilized on polystyrene modified, magnetic carbon coated iron nanoparticles and evaluated in Suzuki-Miyaura cross-coupling reactions under conventional and microwave heating.
Wittmann Sebastian   +4 more
doaj   +1 more source

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