Results 41 to 50 of about 280,723 (196)

Advances in Se Wide‐Bandgap Photovoltaics and TexSe1‐x SWIR Photodiodes

open access: yesAdvanced Science, EarlyView.
In this review, fundamental properties and current challenges in Se photovoltaics (PVs) for tandem and indoor PVs and TexSe1‐x alloys for short wave infrared photodiodes are discussed. A case is made for the practicality of elemental chalcogenide optoelectronics, and a pathway toward resolving the key challenges in these respective technologies is ...
Adam D. Alfieri, Deep Jariwala
wiley   +1 more source

High Throughput Sediment DNA Sequencing Reveals Azo Dye Degrading Bacteria Inhabit Nearshore Sediments

open access: yesMicroorganisms, 2020
Estuaries and coastal environments are often regarded as a critical resource for the bioremediation of organic pollutants such as azo dyes due to their high abundance and diversity of extremophiles.
Mei Zhuang   +5 more
doaj   +1 more source

Photobleaching effect in azo-dye containing epoxy resin films: The potentiality of carbon nanotubes as azo-dye dispensers [PDF]

open access: yes, 2015
Azo-dye molecules may suffer from bleaching under certain illumination conditions. When this photoinduced process occurs, it generates an irreversible effect that is characterized by the loss of absorption of the dye molecule.
Goyanes, Silvia Nair   +2 more
core   +1 more source

Degradation and Detoxification of Congo Red azo dye by Immobilized Laccase of Streptomyces sviceus

open access: yes, 2021
The discharge of textile effluents enriched with reactive azo dyes is of critical importance owing to inability of the dyes to degrade in waste water and their carcinogenic, mutagenic effects to various organisms.
Bhoodevi Chakravarthi   +2 more
core   +1 more source

Smartphone‐Guided Visible Light Modulation of RSNOs for Antimicrobial Activity via Controlled Nitric Oxide Release

open access: yesAdvanced Science, EarlyView.
A light‐activated catheter insert combines antimicrobial blue light with nitric oxide release to generate complementary oxidative and nitrosative stress, producing potent broad‐spectrum antimicrobial activity. The approach achieves greater than 4‐log reductions in bacterial and fungal viability and significantly reduces Staphylococcus aureus ...
Alexander Bruckmann   +7 more
wiley   +1 more source

Self‐Included Fluorescent Probes via Azocalix[4]arene–Dye Conjugation for Activatable and Stable NIR Imaging

open access: yesAdvanced Science, EarlyView.
Self‐Included Fluorescent Probes (SIFPs), composed of self‐included macrocyclic carrier‐dye conjugates, encapsulate and protect covalently attached dyes, preventing leakage and enhancing stability. Azocalixarene‐based hypoxia activation enables precise tumor‐specific imaging.
Shun‐Yu Yao   +8 more
wiley   +1 more source

Decolorization and Biological Degradation of AZO Dye Reactive Red2 in Anaerobic Baffled Reactors [PDF]

open access: yesآب و فاضلاب, 2008
Azo compounds are molecules with one or more azo (-N=N-) bridges linking substituted aromatic structures. They represent the largest class of dyes used in textile-processing and other industries.
Abolfazl NaeemAbadi   +1 more
doaj  

Study of Fe3O4/ZnO Nano Composite Efficiency in Ponceau 4R Dye Photodegradation Process and Optimization of Operational Parameters [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
The presence of azo dyes in wastewater has caused serious environmental and health problems that need an urgent solution. Therefore, the key purpose of this work was to assess the efficiency of using Fe3O4/ZnO nanocomposite catalyst for the ...
Reza Moradi   +3 more
doaj   +1 more source

Synergistic Fluoride and Polymer‑Regulated Interfacial Engineering of NiFe‑LDH Anodes for Ampere‑Scale Natural Seawater Electrolysis

open access: yesAdvanced Energy Materials, EarlyView.
Schematic comparison of optimized F–NiFe–LDH and conventional NiFe–LDH electrodes during alkaline natural seawater oxygen evolution. The synergistic (poly)CM protective layer and fluoride‐mediated passivation suppress metal leaching, mitigate chloride‐induced corrosion, and regulate surface reconstruction, preserving catalyst integrity beyond 1000 h ...
Xiang Li   +7 more
wiley   +1 more source

Aktivierung von Metallkomplexen durch Ultraschallwellen für eine gezielte Krebstherapie

open access: yesAngewandte Chemie, EarlyView.
Ultrasound enables non‐invasive activation of metal‐based therapeutics deep within tumors. Acoustic cavitation can drive sonodynamic reactive oxygen species generation or mechanochemical metal–ligand bond dissociation, enabling controlled release of bioactive payloads.
Félix Grosjean   +3 more
wiley   +1 more source

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