Results 51 to 60 of about 58,423 (302)

Feature Papers in Photochemistry

open access: yesPhotochem
As the Special Issues “Feature Papers in Photochemistry” and “Feature Papers in Photochemistry II” conclude, it is crucial to acknowledge the remarkable progress and persistent gaps that continue to shape the journey of photochemistry research [...]
Marcelo I. Guzman
doaj   +1 more source

Applications of carbon dots on tumour theranostics

open access: yesView, 2021
Carbon dots (CDs) have been extensively investigated as prime candidates for developing tumour theranostic platform due to their tunable fluorescence emission and excitation, good photostability, high water solubility and biocompatibility.
Hao Wu   +6 more
doaj   +1 more source

Blood–Brain Barrier Regulation: Evolving From Classic Strategies to Electrochemical Ion and Reactive Oxygen Species Control

open access: yesAdvanced Healthcare Materials, EarlyView.
Conventional therapies suffer from poor blood–brain barrier (BBB) penetration and disordered ion/reactive oxygen species (ROS) homeostasis, hindering precise neurological treatment. Electrochemical strategies achieve accurate spatiotemporal regulation of neural homeostasis.
Xiaokang Hu   +5 more
wiley   +1 more source

Direct generation of nitrogen-centered radicals via non-covalent interaction between Cu complexes and BiVO4 photoanodes

open access: yesNature Communications
Semiconductor-based photoelectrochemistry commonly relies on efficient interactions between semiconductor surfaces and adsorbates for promoting charge transfer and efficiently activating inert bonds.
Lei Wu   +5 more
doaj   +1 more source

Enzymatic hydrolysis of starch into sugars is influenced by microgel assembly

open access: yesBiotechnology Reports, 2019
The use of alginate and chitosan polymer in the immobilization of Aspergillus oryzae ATCC 3940 fungal crude enzyme extract (CEE) amylase was presented.
Igor A. de Souza   +3 more
doaj   +1 more source

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

Azobenzene's Cross‐Scale Optics and Photonics: Molecular Photoswitching, Mesoscopic Material Motions, and Adaptive Devices

open access: yesAdvanced Materials, EarlyView.
Azobenzene photoswitches translate molecular‐scale E/Z photoisomerization into macroscopic material responses and device‐level photonic functions. This Review highlights how azobenzene research has evolved from molecular photochemistry to photoalignment, mass migration, photomechanics, and heat release, ultimately enabling holography, reconfigurable ...
Heeju Son   +20 more
wiley   +1 more source

Can Elastomers Combine Stiffness, Toughness and Fatigue Resistance?

open access: yesAdvanced Materials, EarlyView.
This review studies how the molecular and macroscopic architecture of elastomers influence their mechanical properties including: stiffness, stretchability, toughness, fatigue resistance, and damping behavior. By linking the structure to performance, it proposes design principles for advanced elastomeric systems that combine mechanical properties ...
Eva Baur, Esther Amstad
wiley   +1 more source

The photochemical properties of arene metal carbonyl complexes of group 6 and 7 elements [PDF]

open access: yes, 2003
The aim of this work was to determine the photochemical properties of a number of compounds of the general type (r|x-arene)M(CO)3 (M=Cr, Mn, X = 5,6). A range of techniques were used including ultraviolet/visible flash photolysis, time resolved infrared ...
Brennan, Peter
core   +2 more sources

A green chemical approach for nitration of aromatic compounds

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2009
Photochemical aromatic nitration of phenol and salicylic acid has been carried out in the presence of UV radiations and formation of products has been observed spectrophotometrically.
Arpita Dugar   +3 more
doaj   +1 more source

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