Results 81 to 90 of about 36,445 (329)

Exciton Dynamics in Layered Halide Perovskite Light‐Emitting Diodes

open access: yesAdvanced Materials, EarlyView.
This review discusses the exciton dynamics in layered halide perovskitelight‐emitting diodes (PeLEDs). It opens with a summary of the structural and photophysical aspects, followed by an exploration of controlling dimensionality and cascade exciton transfer in quasi‐2D PeLEDs.
Sung‐Doo Baek   +5 more
wiley   +1 more source

Comprehensive Organic Analysis of Antartic Micrometeorites [PDF]

open access: yes, 2008
Introduction: Micrometeorites (MMs) are thought to be significant contributors of organic material to the early Earth [1], and a variety of techniques have been employed to identify their organic composition [2-6]. These include the identification of key
Dobrica, E.   +4 more
core  

Self-assembly and charge transport properties of a benzobisthiazole end-capped with dihexylthienothiophene units [PDF]

open access: yes, 2011
The synthesis of a new conjugated material is reported; BDHTT–BBT features a central electron-deficient benzobisthiazole capped with two 3,6-dihexyl-thieno[3,2-b]thiophenes.
Afonina   +43 more
core   +1 more source

Covalent Organic Frameworks for Photocatalysis

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of recent advances in covalent organic frameworks (COFs) for photocatalysis, focusing on sustainable energy applications like water splitting, hydrogen peroxide generation, and CO2 and N2 reduction. It discusses design principles, structure‐function relationships, challenges in COF photocatalysis, and strategies to ...
Bikash Mishra   +6 more
wiley   +1 more source

Scientific Opinion on Flavouring Group Evaluation 224 (FGE.224): Consideration of genotoxic potential for two ?,?-unsaturated thiophenes from subgroup 5.2 of FGE.19 by EFSA [PDF]

open access: yesEFSA Journal, 2013
The Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids of the European Food Safety Authority was requested to evaluate the genotoxic potential of two flavouring substances from subgroup 5.2 of FGE.19 in the Flavouring Group ...
EFSA Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids (CEF)
doaj   +1 more source

Sulfate Reduction in Sediments Produces High Levels of Chromophoric Dissolved Organic Matter [PDF]

open access: yes, 2017
Sulfate reduction plays an important role in altering dissolved organic matter (DOM) in estuarine and coastal sediments, although its role in the production of optically active chromophoric DOM (CDOM) and a subset of fluorescent DOM (FDOM) has not been ...
Gonsior, Michael   +4 more
core   +2 more sources

Synthesen des Thiophens [PDF]

open access: yesBerichte der deutschen chemischen Gesellschaft, 1885
n ...
openaire   +3 more sources

Therapeutic importance of synthetic thiophene [PDF]

open access: yesChemistry Central Journal, 2018
Thiophene and its substituted derivatives are very important class of heterocyclic compounds which shows interesting applications in the field of medicinal chemistry. It has made an indispensable anchor for medicinal chemists to produce combinatorial library and carry out exhaustive efforts in the search of lead molecules.
Rashmi Shah, Prabhakar Kumar Verma
openaire   +4 more sources

Thermal Processing Creates Water‐Stable PEDOT:PSS Films for Bioelectronics

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Instead of using chemical cross–linkers, it is shown that PEDOT:PSS thin films for bioelectronics become water‐stable after a simple heat treatment. The heat treatment is compatible with a range of rigid and elastomeric substrates and films are stable in vivo for >20 days.
Siddharth Doshi   +16 more
wiley   +1 more source

Crude oil desulfurization [PDF]

open access: yes, 1982
High sulfur crude oil is desulfurized by a low temperature (25-80 C.) chlorinolysis at ambient pressure in the absence of organic solvent or diluent but in the presence of water (water/oil=0.3) followed by a water and caustic wash to remove sulfur and ...
Ernest, J. B.   +2 more
core   +1 more source

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