Results 71 to 80 of about 63,869 (332)

Lattice oxygen-mediated electron tuning promotes electrochemical hydrogenation of acetonitrile on copper catalysts

open access: yesNature Communications, 2023
Copper is well-known to be selective to primary amines via electrocatalytic nitriles hydrogenation. However, the correlation between the local fine structure and catalytic selectivity is still illusive.
Cong Wei   +10 more
doaj   +1 more source

Acrylamide Production Using Encapsulated Nitrile Hydratase from \u3cem\u3ePseudonocardia thermophila\u3c/em\u3e in a Sol–gel Matrix [PDF]

open access: yes, 2014
The cobalt-type nitrile hydratase from Pseudonocardia thermophila JCM 3095 (PtNHase) was successfully encapsulated in tetramethyl orthosilicate sol–gel matrices to produce a PtNHase:sol–gel biomaterial.
Elgren, Timothy E.   +4 more
core   +1 more source

Ion‐Selective Microporous Membranes via One‐Step Copolymerization Enable High‐Performance Redox Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A scalable one‐step copolymerization strategy is developed to produce low‐cost microporous ion exchange membranes that boost both the efficiency and lifespan of flow batteries. When combined with organic electrolytes in aqueous systems, these membranes enable safe and cheap flow battery energy storage, supporting the widespread integration of renewable
Jiaye Liu   +7 more
wiley   +1 more source

One-pot multi-reaction processes: synthesis of natural products and drug-like scaffolds [PDF]

open access: yes, 2014
One-pot multi-reaction processes involving Overman rearrangements, metathesis cyclizations, and Diels–Alder reactions have been developed for the rapid and efficient synthesis of amino-substituted carbocyclic and heterocyclic compounds.
Calder, Ewen D.D.   +2 more
core   +1 more source

Photoluminescent UV Light Modulation via Anisometric Carbon Nanodots for UV–Visible Shutter and UV Sensor

open access: yesAdvanced Functional Materials, EarlyView.
Anisometric carbon nanodots are synthesized directly from a liquid crystal precursor and embedded into polymer network liquid crystals to create soft, multifunctional photonic films. These hybrid devices exhibit polarized photoluminescence, broad UV absorption, and fast, electrically tunable light modulation.
Mangesh D. Patekari   +4 more
wiley   +1 more source

In situ supported rhodium catalyst on mesoporous silica for chemoselective hydrogenation of nitriles to primary amines

open access: yesGreen Processing and Synthesis
Rhinsitu/mesSiO2 was prepared in one step by incorporating rhodium units onto the silica during the sol–gel process. It was revealed as an excellent active and selective catalyst for the hydrogenation of aromatic, heteroaromatic, aliphatic nitriles, and ...
Ajjou Abdelaziz Nait   +2 more
doaj   +1 more source

Whole Cell Actinobacteria as Biocatalysts

open access: yesFrontiers in Microbiology, 2019
Production of fuels, therapeutic drugs, chemicals, and biomaterials using sustainable biological processes have received renewed attention due to increasing environmental concerns.
Yitayal Shiferaw Anteneh   +2 more
doaj   +1 more source

Efficient biodegradation of nitriles by a novel nitrile hydratase derived from Rhodococcus erythropolis CCM2595

open access: yesBiotechnology & Biotechnological Equipment, 2021
In our previous study, we firstly cloned the gene of a novel ReNHase (NHase from Rhodococcus erythropolis CCM2595), and the strain was shown to degrade only phenol, hydroxybenzoate, p-chlorophenol, aniline and other aromatic compounds.
Wenjing Du   +5 more
doaj   +1 more source

The 15N-enrichment in dark clouds and Solar System objects

open access: yes, 2013
The line intensities of the fundamental rotational transitions of H13CN and HC15N were observed towards two prestellar cores, L183 and L1544, and lead to molecular isotopic ratios 140 6 14N/15N 6 250 and 140 6 14N/15N 6 360, respectively.
Bonal, Lydie   +3 more
core   +2 more sources

Synthesis of α-Aryl Nitriles via Nucleophilic Substitution of α-Cyanohydrin Methanesulfonates with Malonates [PDF]

open access: bronze, 2023
Leigang Wang   +6 more
openalex   +1 more source

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