Results 61 to 70 of about 239,158 (280)

UV-irradiating synthesis of cyclodextrin–silver nanocluster decorated TiO2 nanoparticles for photocatalytic enhanced anticancer effect on HeLa cancer cells

open access: yesFrontiers in Chemistry, 2022
Titanium dioxide (TiO2) has emerged as a viable choice for several biological and environmental applications because of its high efficiency, cheap cost, and high photostability.
Hongying Wang   +10 more
doaj   +1 more source

Pengaruh elemen gamifikasi terhadap motivasi pelajar menggunakan aplikasi quizizz [PDF]

open access: yes, 2019
Pelajar generasi abad ke 21 sekarang lebih berminat belajar menggunakan gadjet atau alat-alat komunikasi canggih tanpa wayar yang berasaskan teknologi.
Abd Nasir, Nurathirah
core  

Covalent Organic Frameworks for Photocatalytic CO2 Reduction: Metal Integration Principles, Strategies and Functions

open access: yesAdvanced Functional Materials, EarlyView.
Covalent organic frameworks (COFs) with metals have been recognized as versatile platforms for photocatalytic CO2 reduction (CO2PRR). Herein, an overview of metal integration strategies for COFs is systematically summarized. Regulatory mechanisms and structure–activity relationships between metal integration and COF‐based CO2PRR are emphasized.
Jie He   +5 more
wiley   +1 more source

Angle-Sensitive Photonic Crystals for Simultaneous Detection and Photocatalytic Degradation of Hazardous Diazo Compounds

open access: yesMicromachines, 2020
Congo Red (CR) and Amido Black 10B (AB-10B) are anionic diazo dyes, which are metabolized to produce a bioaccumulative and persistent carcinogen, benzidine.
Kenichi Maeno   +3 more
doaj   +1 more source

Nanocrystalline TiO2 and halloysite clay mineral composite films prepared by sol-gel method:Synergistic effect and the case of silver modification to the photocatalytic degradation of basic blue- 41 azo dye in water [PDF]

open access: yes, 2014
Tubular halloysite clay mineral and nanocrystalline TiO2 were incorporated in the preparation of nanocomposite films on glass substrates via sol-gel method at 450 °C.
Kaplani, E.   +4 more
core  

Facet‐Engineered S‐Scheme Heterostructure With Enhanced Active Sites for Efficient Photocatalytic Degradation of Organic Contaminants

open access: yesAdvanced Functional Materials, EarlyView.
The facet‐engineered ZnO/Zn3In2S6 heterostructure, dominated by {001} plane coupling, exposes abundant unsaturated Zn sites with elongated Zn─O bonds, directing photoexcited charge carriers along an S‐scheme pathway and suppressing recombination. Enhanced interfacial Zn adsorption toward bisphenol A and methylene blue further synergistically promotes ...
Yang Yang   +6 more
wiley   +1 more source

Synthesis of silicon nanowire anode materials from forsterite by molten salt electrolysis

open access: yesAIP Advances
Silicon nanowires, which can be used as anodes in lithium-ion batteries, were synthesized from forsterite. SiO2 obtained from acid leaching of forsterite was electrolyzed in CaCl2 molten salt, in which silicon nanowire materials were generated.
Shaoxing Dong   +7 more
doaj   +1 more source

Rare-earth doped TiO2 films for the visible light photocatalytic oxidation of ethanol in air [PDF]

open access: yes, 2011
In the last decades, TiO2 has emerged for its excellent photocatalytic properties applicable to pollutant abatement. In particular, it is a promising material to remove small amounts of volatile organic compounds (VOCs) from contaminated indoor ...
Cimieri, Iolanda   +2 more
core   +1 more source

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Construction of a Cu@hollow TS‐1 nanoreactor based on a hierarchical full‐spectrum solar light utilization strategy for photothermal synergistic artificial photosynthesis

open access: yesCarbon Energy
The artificial photosynthesis technology has been recognized as a promising solution for CO2 utilization. Photothermal catalysis has been proposed as a novel strategy to promote the efficiency of artificial photosynthesis by coupling both photochemistry ...
Sixian Zhu   +7 more
doaj   +1 more source

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