Results 111 to 120 of about 7,991 (240)

Light, Redox, and Ligand Noninnocence Cooperate in Naphthalene Diimide‐Functionalized N‐Heterocyclic Carbene Iridium Complexes

open access: yesChemistry – A European Journal, EarlyView.
Naphthalene diimide–N‐heterocyclic carbene iridium complexes display uncommon multistimuli‐responsive behavior combining strong Cl(lp)···π interactions, ligand non‐innocence, visible‐light photoreduction, and conPET photocatalysis. The study also provides new insight into the interaction of NDI platforms with fluoride/basic anions, revealing unexpected
Maite Silva‐Muñoz   +2 more
wiley   +1 more source

Humic acid-sensitized photoreduction of Cr(VI) on ZnO particles

open access: yes, 1996
The possibility that humic acids act as sensitizers in the photoinduced reduction of Cr(VI) to Cr(III) in aqueous suspensions containing ZnO particles was verified. Equilibrium sorption studies showed that Cr(III) is totally adsorbed on ZnO, while Cr(VI)
A. DeGiorgi, E. Selli, G. Bidoglio
core   +1 more source

Polyoxometalates in Photocatalytic CO2 Reduction: Multielectron Redox Regulation Across Molecular and Hybrid Architectures

open access: yesEcoEnergy, EarlyView.
This review focuses on multielectron redox regulation across molecular and hybrid architectures for photocatalytic CO2 reduction, covering intrinsic POM photocatalysts, photosensitizer‐assisted assemblies, POM–metal–organic complexes, and POM‐integrated semiconductors and MOF/COF heterostructures to link structural motifs with charge transport, product
Bonan Li, Xiaowen Ruan, Sai Kishore Ravi
wiley   +1 more source

PHOTOREDUCTION OF ALPHA-KETOGLUTARATE TO GLUTAMATE BY VICIA-FABA CHLOROPLASTS

open access: yes, 1970
PHOTOREDUCTION OF ALPHA-KETOGLUTARATE TO GLUTAMATE BY VICIA-FABA ...
CV GIVAN (17329453)   +2 more
core  

Acidic surface niobium pentoxide is catalytic active for CO2 photoreduction.

open access: yes, 2019
In this paper, we report for the first time the significant photocatalytic activity of Nb-based materials for CO2 reduction. Nb2O5 catalysts were prepared through a modified peroxide sol-gel method using different annealing temperatures, showing activity
Oliveira, Cauê Ribeiro de   +5 more
core   +1 more source

Z‐Scheme BiOCl‐Based Photocatalysts: Recent Advances in Designing, Structural Engineering, Formation Mechanisms, and High Performance Photocatalytic Environmental Remediation

open access: yesEcoEnergy, EarlyView.
This review deals with the recent advancements in design and engineering of BiOCl‐based Z‐scheme photocatalysts with emphasis on tailoring of structural, optoelectronic properties and heterojunction assembly for environmental applications including photodegradation of industrial organic waste, pharmaceuticals, pesticides, herbicides, toxic heavy metals,
Sakshi Sharma   +7 more
wiley   +1 more source

Synergistic Optical Strategies for Enhanced Perovskite Photocatalytic Activity

open access: yesEcoEnergy, EarlyView.
This review addresses bottlenecks of halide perovskites' photoactive components from an optics‐driven perspective and organizes recent advances into four interconnected design principles. This review provides practical design principles and outlines key directions toward efficient, selective, and stable perovskite photocatalysis for CO2 reduction ...
Jaemin Jeong   +3 more
wiley   +1 more source

Environmentally sustainable valorization of CO2 to green methanol

open access: yesJPhys Energy
The rising levels of atmospheric CO _2 are a major reason for global warming. CO _2 capture and its conversion into value added chemicals are potential solutions to mitigate this critical issue. This review highlights recent advancements in CO _2 capture
Rabecca Mutheu Maithya   +3 more
doaj   +1 more source

Co‐Catalyst/Semiconductor Interface Coupling Design for Efficient Solar‐Driven Photocatalysis

open access: yesEcoEnergy, EarlyView.
Interfacial coupling strength is proposed as a unifying descriptor governing charge‐transfer behavior in co‐catalyst/semiconductor photocatalytic systems. This review establishes a coupling‐strength‐guided framework that correlates interface engineering strategies with charge transport pathways, electronic structure regulation, and photocatalytic ...
Fangxu Dai   +7 more
wiley   +1 more source

Spectroscopic characterization of protochlorophyllide photoreduction in the greening leaf

open access: yes, 1993
peer reviewedRoom temperature absorbance and 77 K fluorescence measurements were used in order to identify Pchlide and Chlide spectral forms involved in protochlorophyllide photoreduction in greening leaves of barley.
Barthélemy, X.   +2 more
core   +1 more source

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