Results 31 to 40 of about 49,383 (312)

Stable organic self-assembled microwire lasers for chemical vapor sensing

open access: yesCommunications Chemistry, 2021
Organic microlaser sensors are highly promising for chemical vapor detection due to their chemical versatility, but their poor stabilities are hampering applications.
Zheming Chen   +4 more
doaj   +1 more source

Green Photochemistry: The synthesis of fine chemicals with sunlight [PDF]

open access: yes, 2010
This research examines the dye-sensitised photooxygenation procedure as a case study to demonstrate ‘green’ photochemistry. There are three main streams to the research, namely the optimisation of juglone (5-hydroxy-1,4-naphthoquinone) synthesis under ...
Coyle, Emma
core  

Binder Engineering Suppresses Jahn–Teller‐Driven Mn Dissolution and Enables High‐Loading MnO2 Cathodes for Aqueous Zn‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A Zn2+‐coordinated poly(vinylidene fluoride) binder is shown to suppress Jahn–Teller‐driven Mn dissolution while improving dispersion, wettability, and structural integrity in thick MnO2 cathodes. This simple binder‐engineering strategy enables high‐loading aqueous Zn‐ion batteries with enhanced areal capacity, cycling stability, and practical promise ...
Insung Jang, Geun Yoo, Geon−Hyoung An
wiley   +1 more source

Nylons with Highly-Bright and Ultralong Organic Room-Temperature Phosphorescence

open access: yesNature Communications
Endowing the widely-used synthetic polymer nylon with high-performance organic room-temperature phosphorescence would produce advanced materials with a great potential for applications in daily life and industry. One key to achieving this goal is to find
Dian-Xue Ma   +5 more
doaj   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

The photophysics and photochemistry of aromatic 1,3-dicarbonyl compounds used as UVA sunscreens [PDF]

open access: yes, 1999
UV radiation can cause harmful effects to human skin, including premature skin ageing and skin cancer. Historically, sunscreens were developed to filter out UVB (290 nm-320 nm), but now the importance of UVA (320 nm-400 nm) sunscreens is realised.
Coultous, Catherine Jane
core  

Aqueous Photochemistry of 2-Oxocarboxylic Acids: Evidence, Mechanisms, and Atmospheric Impact

open access: yes, 2021
Atmospheric organic aerosols play a major role in climate, demanding a better understanding of their formation mechanisms by contributing multiphase chemical reactions with the participation of water. The sunlight driven aqueous photochemistry of small 2-
Eugene, Alexis J.   +3 more
core   +1 more source

Template‐Confined Synthesis of Shape‐Engineered Single‐Crystal Gold Microplates in Lithographically‐Defined Polymeric Patterns

open access: yesAdvanced Functional Materials, EarlyView.
Single‐crystal gold microplates are high‐performance nanomaterials with an impressive wafer‐based application space. Progress has, however, been tempered by an inability to exert synthetic control over microplate size, shape, and positioning. In this work, control over these parameters is demonstrated using a seed‐mediated synthesis that both confines ...
Debasish Panda   +9 more
wiley   +1 more source

IUPAC-project SYNPHO - a collection of experimental standard procedures in synthetic photochemistry

open access: yes, 2021
The IUPAC project intends to collect topical experimental procedures in the field of preparative photochemistry with emphases on essential experimental and mechanistic details.
Oelgemoeller, Michael   +1 more
core  

The Light of Photophysics and Photochemistry

open access: yes, 2021
Light was the basis of philosophical metaphysics and theologies. This can be understood from a rigorous philosophical phenomenology of light that is based only on human experience.
Giannetto, Enrico
core   +1 more source

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