Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics

According to LaMer diagram, a clearly separate of nucleation and grows step is required to synthesis of monodisperse nanoparticles. However, a critical mixing time <i>T</i><sub>c</sub><i> </i>until the growth process is started, is not clear experimentally. In thi...

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Main Authors: Yuanwei Wang, Yu Tanabe, Hiromasa Yagyu
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Proceedings
Subjects:
Online Access:https://www.mdpi.com/2504-3900/2/13/702
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author Yuanwei Wang
Yu Tanabe
Hiromasa Yagyu
author_facet Yuanwei Wang
Yu Tanabe
Hiromasa Yagyu
author_sort Yuanwei Wang
collection DOAJ
description According to LaMer diagram, a clearly separate of nucleation and grows step is required to synthesis of monodisperse nanoparticles. However, a critical mixing time <i>T</i><sub>c</sub><i> </i>until the growth process is started, is not clear experimentally. In this paper, we prepared gold nanoparticles (GNPs) by liquid-phase reduction using citric acid on microfluidics with different flow rates. From relationship of the diameter of the prepared nanoparticle and the mixing time, <i>T</i><sub>c</sub><i> </i>for the preparation of monodisperse GNPs was found for the first time.
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spelling doaj.art-da59dd263c524c9681ef0e124855c0e62022-12-22T03:10:18ZengMDPI AGProceedings2504-39002018-12-0121370210.3390/proceedings2130702proceedings2130702Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass MicrofluidicsYuanwei Wang0Yu Tanabe1Hiromasa Yagyu2Department of Mechanical Engineering, Kanto Gakuin University, Yokohama 236-8501, JapanFukoku Co., Ltd., Ageo 362-8561, JapanDepartment of Mechanical Engineering, Kanto Gakuin University, Yokohama 236-8501, JapanAccording to LaMer diagram, a clearly separate of nucleation and grows step is required to synthesis of monodisperse nanoparticles. However, a critical mixing time <i>T</i><sub>c</sub><i> </i>until the growth process is started, is not clear experimentally. In this paper, we prepared gold nanoparticles (GNPs) by liquid-phase reduction using citric acid on microfluidics with different flow rates. From relationship of the diameter of the prepared nanoparticle and the mixing time, <i>T</i><sub>c</sub><i> </i>for the preparation of monodisperse GNPs was found for the first time.https://www.mdpi.com/2504-3900/2/13/702nanoparticlesFWHMabsorption
spellingShingle Yuanwei Wang
Yu Tanabe
Hiromasa Yagyu
Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
Proceedings
nanoparticles
FWHM
absorption
title Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
title_full Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
title_fullStr Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
title_full_unstemmed Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
title_short Analysis of Synthesis Mechanism of Gold Nanoparticles Using Glass Microfluidics
title_sort analysis of synthesis mechanism of gold nanoparticles using glass microfluidics
topic nanoparticles
FWHM
absorption
url https://www.mdpi.com/2504-3900/2/13/702
work_keys_str_mv AT yuanweiwang analysisofsynthesismechanismofgoldnanoparticlesusingglassmicrofluidics
AT yutanabe analysisofsynthesismechanismofgoldnanoparticlesusingglassmicrofluidics
AT hiromasayagyu analysisofsynthesismechanismofgoldnanoparticlesusingglassmicrofluidics