FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON

Layers of mesoporous Silicon were formed on the surface of monocrystalline silicon wafers by electrochemical anodization in a solution of hydrofluoric acid. Nickel was electrochemically deposited in porous silicon. The dependence of the surface potential of mesoporous Silicon versus Nickel depositio...

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Main Authors: A. L. Dolgiy, S. L. Prischepa, V. A. Petrovich, V. P. Bondarenko
Format: Article
Language:Russian
Published: Educational institution «Belarusian State University of Informatics and Radioelectronics» 2019-06-01
Series:Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki
Subjects:
Online Access:https://doklady.bsuir.by/jour/article/view/850
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author A. L. Dolgiy
S. L. Prischepa
V. A. Petrovich
V. P. Bondarenko
author_facet A. L. Dolgiy
S. L. Prischepa
V. A. Petrovich
V. P. Bondarenko
author_sort A. L. Dolgiy
collection DOAJ
description Layers of mesoporous Silicon were formed on the surface of monocrystalline silicon wafers by electrochemical anodization in a solution of hydrofluoric acid. Nickel was electrochemically deposited in porous silicon. The dependence of the surface potential of mesoporous Silicon versus Nickel deposition time was investigated. Scanning electron microscopy was used to study the structure of the samples. At the initial stages of deposition in the lower part of the porous layer 30-60 nm grains of Nickel are formed. During the deposition the grain size increases up to 40-70 nm as well as their quantity. For large time of deposition the growth of Nickel grains starts also on the sample surface, and the deposited Nickel layer is quite dense, the size of Nickel grains in this layer does not exceed 10 nm. By monitoring the magnitude of the surface potential during the electrochemical deposition, we can determine the moment of complete filling of channels of pores with Nickel and beginning of the growth of Nickel continuous film on the surface of the sample.
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spelling doaj.art-82ec451f839d44bd8f6597f94d5492752025-03-05T12:43:06ZrusEducational institution «Belarusian State University of Informatics and Radioelectronics»Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki1729-76482019-06-01017682849FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICONA. L. Dolgiy0S. L. Prischepa1V. A. Petrovich2V. P. Bondarenko3Белорусский государственный университет информатики и радиоэлектроникиБелорусский государственный университет информатики и радиоэлектроникиБелорусский государственный университет информатики и радиоэлектроникиБелорусский государственный университет информатики и радиоэлектроникиLayers of mesoporous Silicon were formed on the surface of monocrystalline silicon wafers by electrochemical anodization in a solution of hydrofluoric acid. Nickel was electrochemically deposited in porous silicon. The dependence of the surface potential of mesoporous Silicon versus Nickel deposition time was investigated. Scanning electron microscopy was used to study the structure of the samples. At the initial stages of deposition in the lower part of the porous layer 30-60 nm grains of Nickel are formed. During the deposition the grain size increases up to 40-70 nm as well as their quantity. For large time of deposition the growth of Nickel grains starts also on the sample surface, and the deposited Nickel layer is quite dense, the size of Nickel grains in this layer does not exceed 10 nm. By monitoring the magnitude of the surface potential during the electrochemical deposition, we can determine the moment of complete filling of channels of pores with Nickel and beginning of the growth of Nickel continuous film on the surface of the sample.https://doklady.bsuir.by/jour/article/view/850электрохимическое анодирование кремнияэлектрохимическое осаждение никеляпористый кремнийсканирующая электронная микроскопия
spellingShingle A. L. Dolgiy
S. L. Prischepa
V. A. Petrovich
V. P. Bondarenko
FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki
электрохимическое анодирование кремния
электрохимическое осаждение никеля
пористый кремний
сканирующая электронная микроскопия
title FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
title_full FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
title_fullStr FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
title_full_unstemmed FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
title_short FEATURES OF ELECTROCHEMICAL DEPOSITION OF NICKEL IN MESOPOROUS SILICON
title_sort features of electrochemical deposition of nickel in mesoporous silicon
topic электрохимическое анодирование кремния
электрохимическое осаждение никеля
пористый кремний
сканирующая электронная микроскопия
url https://doklady.bsuir.by/jour/article/view/850
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AT slprischepa featuresofelectrochemicaldepositionofnickelinmesoporoussilicon
AT vapetrovich featuresofelectrochemicaldepositionofnickelinmesoporoussilicon
AT vpbondarenko featuresofelectrochemicaldepositionofnickelinmesoporoussilicon