نتایج جستجو برای: cadmium sulfide nanoparticles

تعداد نتایج: 146299  

Journal: :Journal of Nanomaterials 2023

Group II–VI cadmium sulfide nanoparticles (CdS NPs), a potential alternative to antibiotics, were synthesized using acetate [Cd(Ac)2] as precursor, sodium sulfate reducing agent, and starch capping agent through chemical precipitation techniques. The CdS NPs characterized different characterizing techniques; X-ray diffraction selected area electron patterns verify that the had cubic zinc blende...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

the zinc-cadmium oxide (zno-cdo) nanocomposites with different weight percentages of cadmium oxide (cdo) nanoparticles were successfully synthesized by the sonochemical method using zinc and cadmium nitrates as precursors to probe their nano-structured surfaces for the decomposition reactions of chloroethyl phenyl sulfide (ceps) as a surrogate of sulfur mustard agent simulant. scanning electron...

Journal: :ACS nano 2008
Mohamad Hojeij Bin Su Shuxin Tan Guillaume Mériguet Hubert H Girault

We perform in this paper a kinetic study of the photoelectrochemical responses of nanoporous thin photoactive films. The films were fabricated by by a layer-by-layer assembly of positively charged polyelectrolytes (poly-l-Lysine, pLys) and negatively charged semiconductor nanoparticles (NPs) on a carboxylic acid terminated alkanethiol-modified gold electrode. Two types of NPs were used to build...

2010
A. DUMBRAVA C. BADEA G. PRODAN V. CIUPINA

Cadmium sulfide uniform fine particles have been synthesized in soft conditions, at room temperature, using cadmium complex compounds and thioacetamide. The microstructure and morphology of cadmium sulfide were characterized by X ray Diffraction, Transmission Electron Microscopy, High Resolution Transmission Electron Microscopy, and Selected Area Electron Diffraction. The optical properties of ...

2009
Allen J. Bard

The Journal of Physical Chemistry is published by the American Chemical Society. 1155 Sixteenth Street N.W., Washington, DC 20036 Photoredox reactions at semiconductor particles incorporated into clays. Cadmium sulfide and zinc sulfide + cadmium sulfide mixtures in colloidal montmorillonite suspensions O. Enea, and Allen J. Bard J. Phys. Chem., 1986, 90 (2), 301-306 • DOI: 10.1021/j100274a020 D...

2017
Jingrun Ran Guoping Gao Fa-Tang Li Tian-Yi Ma Aijun Du Shi-Zhang Qiao

Scalable and sustainable solar hydrogen production through photocatalytic water splitting requires highly active and stable earth-abundant co-catalysts to replace expensive and rare platinum. Here we employ density functional theory calculations to direct atomic-level exploration, design and fabrication of a MXene material, Ti3C2 nanoparticles, as a highly efficient co-catalyst. Ti3C2 nanoparti...

2011
L. Saravanan S. Diwakar R. Mohankumar A. Pandurangan

Highly monodispersed CdS nanoparticles using polyvinyl pyrrolidone (PVP) as the capping agent were synthesised by chemical coprecipitation method. The surface‐modified cadmium sulfide nanoparticles were found to be remarkably stable. In the presence of PVP, cubic phase with small grain size of CdS were observed in XRD. The peaks were identified to originate fro...

2003
Erik Herz Kenith E. Meissner Dwight D. Viehland Ken Meissner Dwight Viehland

Luminescent quantum dots (QDs) or rods are semiconductor nano-particles that may be used for a wide array of applications such as in electro-optical devices, spectral bar coding, tagging and light filtering. In the case under investigation, the nano-particles are cadmium-selenide (CdSe), though they can be made from cadmium-sulfide, cadmium-telluride or a number of other II-VI and III-V materia...

Journal: :Microbiology 1997
J D Holmes D J Richardson S Saed R Evans-Gowing D A Russell J R Sodeau

Klebsiella pneumoniae overcomes cadmium toxicity through the 'biotrans-formation' of cadmium ions into photoactive, nanometre-sized CdS particles deposited on the cell surface. The kinetics of particle formation during batch culture growth was monitored by electron microscopy (EM), energy-dispersive X-ray analysis and electronic absorption spectroscopy (EAS). During the deceleration phase of ba...

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