Results 151 to 160 of about 52,625 (291)

In Situ Construction of Cu1+/Cu0 and Cu2+/Cu0 Pairs of Cu‐Based Catalysts for Electrocatalytic Nitrate Reduction

open access: yesAdvanced Science, EarlyView.
CuO and CuPO (Cu2P2O7 and Cu3(PO4)2) as precursors are in suit construction two distinct copper‐based active sites during the NO3RR reaction: Cu1+/Cu0 (derived from CuO) and Cu2+/Cu0 (derived from CuPO). Cu1+/Cu0 is the key to achieving high activity and high selectivity.
Shanna An   +3 more
wiley   +1 more source

Microbial transformation of PEG 400 by <i>Pseudomonas stutzeri</i>: implications for environmental remediation. [PDF]

open access: yesFront Microbiol
Reyes-Bocanegra M   +3 more
europepmc   +1 more source

Truncated Conjugate Structure Improves Solar‐Driven Hydrogen Peroxide Production Catalyzed by Benzobisthiazole‐Based Conjugated Polymers

open access: yesAdvanced Science, EarlyView.
In this work, a novel molecular design strategy was employed to truncate large‐scale conjugated structures in covalent polymer materials. This approach significantly enhances the catalyst’s light‐harvesting capability, prolongs the lifetime of photogenerated charge carriers, and improves catalytic activity, thereby offering a new conceptual pathway for
Cui Li   +4 more
wiley   +1 more source

Lattice Strain and Piezoelectric Field Modulated Piezo‐Photocatalytic Nitrate‐to‐Ammonia Conversion in Chemically Bonded S‐Scheme Heterojunction

open access: yesAdvanced Science, EarlyView.
Under ultrasonic excitation, 5% compressive strain optimizes the ZnO@ZnSe heterojunction. The strain enhances H2O dissociation into active *H on Zn sites and NO3− adsorption on Se sites, facilitating their hydrogenation into NH4+ with optimal kinetics and thermodynamics. Abstract Piezo‐photocatalysis provides an efficient approach to harness mechanical
Shuo Liu   +8 more
wiley   +1 more source

Hierarchically Porous Nitrogen‐Doped Carbon with High Conductivity for Rapid and Efficient Cr(VI) Reduction

open access: yesAdvanced Science, EarlyView.
The d‐PNC(1100, 10%) catalyst, synthesized via a zinc‐based ionic liquid self‐sacrificing pore‐forming strategy to create a defect‐rich, hierarchical, nitrogen‐doped porous structure, enhances conductivity, promotes rapid mass transfer and synergistic catalytic activity, driving efficient Cr(VI) reduction in OA solution to generate Cr(III)‐OA complexes.
Danyan Lin   +7 more
wiley   +1 more source

Nanoarchitectonics of Metal-Organic Framework and Nanocellulose Composites for Multifunctional Environmental Remediation. [PDF]

open access: yesAdv Mater
Song Y   +13 more
europepmc   +1 more source

Defect Engineering Activates Pyrene‐Based Covalent Organic Frameworks for Efficient Photocatalytic Uranium Capture

open access: yesAdvanced Science, EarlyView.
A defect‐engineered pyrene‐based covalent organic framework (TP‐PYTO‐SA) is developed via strategic salicylaldehyde incorporation. This approach simultaneously enhances hydrophilicity and introduces uranyl coordination sites, while optimized defect density significantly improves charge separation.
Weikun Yao   +5 more
wiley   +1 more source

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