Effect of Variation in Voltage on the Synthesis of Ag Nanopowder by Pulsed Wire Evaporation     
Yazarlar (4)
Joon Woo Song
Kongju National University, Güney Kore
Dong Jın Lee
Nano Technology Inc., Güney Kore
Prof. Dr. Fikret YILMAZ Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Soon Jık Hong
Kongju National University, Güney Kore
Makale Türü Açık Erişim Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayınlanan tam makale
Dergi Adı Journal of Nanomaterials
Dergi ISSN 1687-4110 Wos Dergi Scopus Dergi
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q4
Makale Dili İngilizce
Basım Tarihi 01-2012
Cilt No 2012
Sayı 1
Sayfalar 1 / 5
DOI Numarası 10.1155/2012/792429
Makale Linki http://www.hindawi.com/journals/jnm/2012/792429/
Özet
Nanosized Ag particles were obtained in liquid medium, which is composed of deionized water and sodium hexametaphosphate, using pulsed wire evaporation within hundreds of microseconds from pure initial Ag wire (99.98), with varying voltage. Changes in powder morphology and microstructure due to change in supply voltage was observed by FE-SEM and HR-TEM, and phase structure of powders was analyzed by XRD. The results revealed that average particle size slightly increased with increasing supply voltage without any impurity and oxide phase, which was explained in terms of addition of stabilizer into the coolant liquid. The experimental results also suggest that addition of sodium hexametaphosphate into the coolant liquid is good for enhancing the dispersibility property of silver nanopowders. © Copyright 2012 Joon-Woo Song et al.
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