Results 31 to 40 of about 19,427 (293)

Ambient‐Stable Transparent P‐Type CuI Transistors Via Room‐Temperature Pulsed Laser Deposition

open access: yesAdvanced Functional Materials, EarlyView.
An in situ PLD fabricated AlOx${\rm AlO}_x$/CuI/AlOx${\rm AlO}_x$ sandwich structure enables stable CuI TFTs with a field‐effect mobility of 2.3 ±$\pm$ 0.7 cm2${\rm cm}^{2}$ V−1${\rm V}^{-1}$ s−1${\rm s}^{-1}$ and excellent ambient stability. Complementary inverters based on CuI:Rb and ZnO:Al exhibit rail‐to‐rail voltage transfer characteristics and an
Yang Chen   +5 more
wiley   +1 more source

Azo Dyes and the Microbial World: Synthesis, Breakdown, and Bioactivity

open access: yesMicrobiology Research
This review discusses natural and synthetic azo compounds found in bacteria, fungal endophytes, fungi, plants, and invertebrates. More than 100 of these compounds have demonstrated significant pharmacological activity, including antitumor, antimicrobial,
Valery M. Dembitsky   +1 more
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Synthesis, characterization and antimicrobial activity of peanut skin extract-azo-compounds

open access: yesScientific African, 2020
Peanut skin extract, an agro-waste and a source of flavonoids has been extracted from peanut skin and employed as a precursor for the synthesis of novel azo compounds and metal complexes.
Sampson Kofi Kyei   +2 more
doaj   +1 more source

Synthesis, characterization, and dye performance investigations of azo-coumarin bearing chalcone moieties

open access: yesZanco Journal of Pure and Applied Sciences, 2023
The preparation of several azo dyes(2a-h) involved the reaction of 4-aminoacetophenone with sodium nitrite to produce the corresponding diazonium salts, which were then permitted to react with 4-Hydroxycoumarin to produce the relevant azo dye (A).
Dler Dlshad Kurda
doaj   +1 more source

Síntese e caracterização de novos cristais líquidos discóticos foto-isomerizáveis [PDF]

open access: yes, 2009
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemática, Programa de Pós-Graduação em QuímicaNeste trabalho é descrito o planejamento, síntese e caracterização, além de estudos térmicos, ópticos e ...
Westphal, Eduard
core  

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Synthesis, characterization, Biological Activity, and corrosion inhibition study of two dyes from 4-aminophenol

open access: yesWasit Journal for Pure Sciences, 2023
In the study, the reaction used to create the azo dyes (B and N)of 4-aminophenol with β-naphthol and 3-nitrophenol. These compounds were characterized by technology analysis as FT-IR and 1H-NMR and physical properties were assessed.
sura hamid   +3 more
doaj   +1 more source

Integrating computational methods to predict mutagenicity of aromatic azo compounds [PDF]

open access: yes, 2017
Azo dyes have several industrial uses. However, these azo dyes and their degradation products showed mutagenicity, inducing damage in environmental and human systems.
Manganelli, S.   +7 more
core   +4 more sources

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