نتایج جستجو برای: oleylamine

تعداد نتایج: 254  

Journal: :Langmuir : the ACS journal of surfaces and colloids 2014
Hong-Jie Yang Sheng-Yan He Hsing-Yu Tuan

A comprehensive mechanistic study conducted on the formation mechanism of five-fold twinned copper nanowires by heating copper(I) chloride with oleylamine at 170 °C is presented. Electron microscopy and UV-visible absorption spectra are used to analyze the growth mechanism of copper nanowires. High-resolution transmission electron microscopy and selected-area electron diffraction are used to in...

Journal: :international journal of nano dimension 0
a. dinesh karthik pg department of chemistry,k. m. g. college of arts and science, gudiyattam, 635 803 vellore.dt.tamil nadu, india. k. geetha pg and research department of chemistry, muthurangam govt. arts college (autonomous), vellore - 632 002,tamil nadu, india.

a simple method has been employed to synthesize copper and copper oxide nanoparticles from copper (ii) succinate precursor by thermal decomposition method using oleylamine as a capping agent. the particles synthesized with oleylamine and triphenylphosphine were well dispersed nanoparticles obtained from x-ray diffraction (xrd). the synthesized copper nanoparticles were characterized by uv-visib...

2014
Débora Fretes Argenta Cristiane Bastos de Mattos Fabíola Dallarosa Misturini Leticia Scherer Koester Valquiria Linck Bassani Cláudia Maria Oliveira Simões Helder Ferreira Teixeira

The aim of this study was to optimize topical nanoemulsions containing genistein, by means of a 23 full factorial design based on physicochemical properties and skin retention. The experimental arrangement was constructed using oil type (isopropyl myristate or castor oil), phospholipid type (distearoylphosphatidylcholine [DSPC] or dioleylphosphaditylcholine [DOPC]), and ionic cosurfactant type ...

Journal: :Dalton transactions 2013
Roberta Bussamara Wellington W M Melo Jackson D Scholten Pedro Migowski Graciane Marin Maximiliano J M Zapata Giovanna Machado Sérgio R Teixeira Miguel A Novak Jairton Dupont

This work describes a simple one-step synthesis of Mn3O4 nanoparticles by thermal decomposition of [Mn(acac)2] (acac = acetylacetonate) using imidazolium ionic liquids (ILs) and a conventional solvent, oleylamine, for comparison. The Mn3O4 nanoparticles were characterized by XRD, ATR-FTIR, TEM, Raman, UV/VIS and magnetometry techniques. The addition of 1-n-butyl-3-methylimidazolium bis(trifluor...

A. Rostami H. Baghban M. Dolatyari M. H. Majles Ara M. Hatami M. Mahmudi

Well-defined crystalline PbSe nanocubes and nanospheres have been synthesized through a simple hydrothermal method by using Pb2+- EDTA and Pb2+- oleylamine complexes at 180°C for different reaction times. Composition and morphology of the samples have been characterized by means of XRD and SEM. Gradual release process of Pb2+ from Pb2+-EDTA and Pb2+-oleylamine complexes can adjust the growth ra...

Journal: :Journal of the American Chemical Society 2008
Chao Wang Yongjie Hu Charles M Lieber Shouheng Sun

This paper presents a facile synthesis of single-crystalline Au nanowires by reduction of HAuCl4 in oleic acid and oleylamine. The diameter of these micron-meter-long Au nanowires is controlled to be 3 and 9 nm by volume ratio of oleylamine and oleic acid. When linked between two gold electrodes, the 9 nm Au nanowire shows good electron conductivity with its breakdown current density reaching 3...

A. Dinesh Karthik K. Geetha,

A simple method has been employed to synthesize Copper and Copper oxide nanoparticles from Copper (II) succinate precursor by thermal decomposition method using oleylamine as a capping agent. The particles synthesized with oleylamine and triphenylphosphine were well dispersed nanoparticles obtained from X-ray Diffraction (XRD). The Synthesized copper nanoparticles were characterized by UV-Visib...

A. Dinesh Karthik K. Geetha,

A simple method has been employed to synthesize Copper and Copper oxide nanoparticles from Copper (II) succinate precursor by thermal decomposition method using oleylamine as a capping agent. The particles synthesized with oleylamine and triphenylphosphine were well dispersed nanoparticles obtained from X-ray Diffraction (XRD). The Synthesized copper nanoparticles were characterized by UV-Visib...

Journal: :Micromachines 2023

Room temperature (RT) synthesis of the ternary cesium lead bromide CsPbBr3 quantum dots with oleic acid and oleylamine ligands was developed by Zeng coworkers in 2016. In their works, supersaturated recrystallization (SR) adopted as a processing method without requiring inert gas high-temperature injection. However, ligand for haloplumbate is known to be relatively unstable. Hence, this work, w...

Journal: :Chemical communications 2010
Dinesh Rangappa Koji Sone Masaki Ichihara Tetsuichi Kudo Itaru Honma

We report a rapid one-pot supercritical fluid approach to prepare the desired size and morphology controlled LiMPO(4) nanocrystals, using oleylamine as both capping and reducing agent.

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