Results 61 to 70 of about 237,908 (288)

Detoxification of water by semiconductor photocatalysis [PDF]

open access: yes, 2004
An overview of the use of semiconductor photocatalysis for water purification is given. The basic principles of semiconductor photocatalysis are described along with the current understanding of the underlying reaction mechanism(s) and how it fits in ...
Lee, Soo-Keun, Mills, Andrew
core  

Synthesis of titanate nanofibers co-sensitized with ZnS and Bi2S3 nanocrystallites and their application on pollutants removal

open access: yes, 2015
The synthesis of nanocomposite materials combining titanate nanofibers (TNF) with nanocrystalline ZnS and Bi2S3 semiconductors is described in this work. The TNF were produced via hydrothermal synthesis and sensitized with the semiconductor nanoparticles,
A.J. Silvestre   +40 more
core   +1 more source

WO3-decorated ZnO nanostructures for light-activated applications [PDF]

open access: yes, 2018
In the present work, a two-step vapor-phase route was implemented for the tailored design of ZnO\u2013WO3 nanoheterostructures supported on fluorine-doped tin oxide (FTO) substrates.
Balbuena, Jos\ue9   +9 more
core   +1 more source

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

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  

Photocatalytic Versus Stoichiometric Hydrogen Generation Using Mesoporous Silicon Catalysts: The Complex Role of Sacrificial Reagents

open access: yesAdvanced Functional Materials, EarlyView.
This study highlights the importance of accounting for stoichiometric hydrogen produced when utilizing Si photocatalysts. The stoichiometric contribution is sacrificial reagent dependent and decreases with increasing sterics around the catalyst surface.
Sarrah H. Putwa   +4 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

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

De-pollution efficacy of photocatalytic roofing granules [PDF]

open access: yes, 2019
Photocatalytic building surfaces can harness sunlight to reduce urban air pollution. The NOx abatement capacity of TiO2-coated granules used in roofing products was evaluated for commercial product development.
Ban-Weiss, G   +12 more
core  

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