نتایج جستجو برای: organic precursors

تعداد نتایج: 238888  

2010
Andrew R. Barron

Metal compounds and complexes are invaluable precursors for the chemical vapor deposition (CVD) of metal and non-metal thin lms. In general, the precursor compounds are chosen on the basis of their relative volatility and their ability to decompose to the desired material under a suitable temperature regime. Unfortunately, many readily obtainable (commercially available) compounds are not of su...

Ali Abbasi, Mazyar Ahmadi Golsefidi Mehdi Abroudi Mehdi Mohammad Beigi Nazanin Sadri

Co3O4 nanoparticles were synthesized via a simple Co-precipitation reaction between precursors of cobalt and NH3. The effect of different parameters such as concentration of NH3 and precursors of cobalt on the size and photocatalytic activity of the products was investigated. The achieved nanoparticles were characterized by X-ray powder diffraction analysis, field emission scanning electron mic...

2016
Zhilin Zhu Zhonghai Lin

Size-controllablemonodisperse CdSe nanocrystals with different organic cappingwere prepared based on the hot-injectionmethod. The effective separation of nucleation and growthwas achieved by rapidlymixing two highly reactive precursors. As a contrast, we preparedCdSe/CdS nanocrystals (NCs) successfully based on the selective ion layer adsorption and reaction (SILAR) technique. This inorganic ca...

Journal: :Organic & biomolecular chemistry 2016
Begur Vasanthkumar Varun Karthik Gadde Kandikere Ramaiah Prabhu

α-Sulfenyl ketones are potential precursors which find a variety of applications in organic synthesis. Their typical synthesis requires pre-functionalized starting materials and two to three step synthetic sequences. In addition, the selective pre-functionalization of unsymmetrical ketones is a challenge, which limits the synthesis of the desired sulfenylated ketones. To overcome these disadvan...

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