In(OH)3 and In2O3 nanorice and microflowers: morphology transformation and optical properties
Identifieur interne : 000218 ( Chine/Analysis ); précédent : 000217; suivant : 000219In(OH)3 and In2O3 nanorice and microflowers: morphology transformation and optical properties
Auteurs : RBID : Pascal:13-0157471Descripteurs français
- Pascal (Inist)
- Morphologie, Propriété optique, Nanostructure, Synthèse hydrothermale, Recuit, Synthèse nanomatériau, Urée, Réaction dirigée, Agent surface, Nanomatériau, Précurseur, Diffraction RX, Microscopie électronique balayage, Microscopie électronique transmission, Nucléation, Mécanisme croissance, Gravure, Spectre Raman, Photoluminescence, Déplacement raie, Hydroxyde d'indium, Oxyde d'indium, In2O3, 6865, 7867, 8116B, 8116.
English descriptors
- KwdEn :
- Annealing, Etching, Growth mechanism, Hydrothermal synthesis, Indium hydroxide, Indium oxide, Morphology, Nanomaterial synthesis, Nanostructured materials, Nanostructures, Nucleation, Optical properties, Photoluminescence, Precursor, Raman spectra, Scanning electron microscopy, Spectral line shift, Surfactants, Template reaction, Transmission electron microscopy, Urea, XRD.
Abstract
In this work, In(OH)3 and In2O3 nanostructures with controllable complex morphologies were successfully synthesized through a simple hydrothermal process followed by annealing. The In(OH)3 nanostructures were synthesized using urea as the alkaline source at a relatively low temperature without any templates or surfactants. The morphology transformation of In(OH)3 from nanorice to micro-flowers was observed. The In(OH)3 nanorice are 180 nm in diameter and 550 nm in length, the microflowers are about 3 μm in diameter and composed of thin nanoflakes with 4-nm thickness. In2O3 with similar morphology was formed by annealing In(OH)3 precursors. The nanostructures were characterized using X-ray diffraction, scanning electron microscopy, and transmission electron microscopy. Our results suggest that a new nucleation-growth-etching-regrowth mechanism can explain the morphology transformation from nanorice to flower-like frameworks. Raman spectrum and photoluminescence (PL) properties of In2O3 were also measured, and a 3-nm blue-shift of PL spectrum was observed due to the thinness of the nanostructures.
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Pascal:13-0157471Le document en format XML
<record><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en" level="a">In(OH)<sub>3</sub>
and In<sub>2</sub>
O<sub>3</sub>
nanorice and microflowers: morphology transformation and optical properties</title>
<author><name>WEIAN REN</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>School of Materials Science and Engineering, Sichuan University</s1>
<s2>Chengdu, Sichuan 610064</s2>
<s3>CHN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>3 aut.</sZ>
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<country>République populaire de Chine</country>
<wicri:noRegion>Chengdu, Sichuan 610064</wicri:noRegion>
</affiliation>
</author>
<author><name>YING LIU</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>School of Materials Science and Engineering, Sichuan University</s1>
<s2>Chengdu, Sichuan 610064</s2>
<s3>CHN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
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<country>République populaire de Chine</country>
<wicri:noRegion>Chengdu, Sichuan 610064</wicri:noRegion>
</affiliation>
</author>
<author><name>ZONGWEI MEI</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>School of Materials Science and Engineering, Sichuan University</s1>
<s2>Chengdu, Sichuan 610064</s2>
<s3>CHN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
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<wicri:noRegion>Chengdu, Sichuan 610064</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><inist:fA14 i1="02"><s1>Department of Chemistry, Graduate School of Science, Hokkaido University</s1>
<s2>Sapporo</s2>
<s3>JPN</s3>
<sZ>3 aut.</sZ>
</inist:fA14>
<country>Japon</country>
<wicri:noRegion>Sapporo</wicri:noRegion>
</affiliation>
</author>
<author><name>XIAOGANG WEN</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>School of Materials Science and Engineering, Sichuan University</s1>
<s2>Chengdu, Sichuan 610064</s2>
<s3>CHN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>3 aut.</sZ>
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<country>République populaire de Chine</country>
<wicri:noRegion>Chengdu, Sichuan 610064</wicri:noRegion>
</affiliation>
</author>
<author><name>SUHUA WANG</name>
<affiliation wicri:level="1"><inist:fA14 i1="03"><s1>Institute of Intelligent Machines, Chinese Academy of Sciences, P.O. Box 1130</s1>
<s2>Hefei, Anhui 230031</s2>
<s3>CHN</s3>
<sZ>5 aut.</sZ>
</inist:fA14>
<country>République populaire de Chine</country>
<wicri:noRegion>Hefei, Anhui 230031</wicri:noRegion>
</affiliation>
</author>
</titleStmt>
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<date when="2013">2013</date>
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<seriesStmt><idno type="ISSN">1388-0764</idno>
<title level="j" type="abbreviated">J. nanopart. res.</title>
<title level="j" type="main">Journal of nanoparticle research</title>
</seriesStmt>
</fileDesc>
<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Annealing</term>
<term>Etching</term>
<term>Growth mechanism</term>
<term>Hydrothermal synthesis</term>
<term>Indium hydroxide</term>
<term>Indium oxide</term>
<term>Morphology</term>
<term>Nanomaterial synthesis</term>
<term>Nanostructured materials</term>
<term>Nanostructures</term>
<term>Nucleation</term>
<term>Optical properties</term>
<term>Photoluminescence</term>
<term>Precursor</term>
<term>Raman spectra</term>
<term>Scanning electron microscopy</term>
<term>Spectral line shift</term>
<term>Surfactants</term>
<term>Template reaction</term>
<term>Transmission electron microscopy</term>
<term>Urea</term>
<term>XRD</term>
</keywords>
<keywords scheme="Pascal" xml:lang="fr"><term>Morphologie</term>
<term>Propriété optique</term>
<term>Nanostructure</term>
<term>Synthèse hydrothermale</term>
<term>Recuit</term>
<term>Synthèse nanomatériau</term>
<term>Urée</term>
<term>Réaction dirigée</term>
<term>Agent surface</term>
<term>Nanomatériau</term>
<term>Précurseur</term>
<term>Diffraction RX</term>
<term>Microscopie électronique balayage</term>
<term>Microscopie électronique transmission</term>
<term>Nucléation</term>
<term>Mécanisme croissance</term>
<term>Gravure</term>
<term>Spectre Raman</term>
<term>Photoluminescence</term>
<term>Déplacement raie</term>
<term>Hydroxyde d'indium</term>
<term>Oxyde d'indium</term>
<term>In2O3</term>
<term>6865</term>
<term>7867</term>
<term>8116B</term>
<term>8116</term>
</keywords>
</textClass>
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<front><div type="abstract" xml:lang="en">In this work, In(OH)<sub>3</sub>
and In<sub>2</sub>
O<sub>3</sub>
nanostructures with controllable complex morphologies were successfully synthesized through a simple hydrothermal process followed by annealing. The In(OH)<sub>3</sub>
nanostructures were synthesized using urea as the alkaline source at a relatively low temperature without any templates or surfactants. The morphology transformation of In(OH)<sub>3</sub>
from nanorice to micro-flowers was observed. The In(OH)<sub>3</sub>
nanorice are 180 nm in diameter and 550 nm in length, the microflowers are about 3 μm in diameter and composed of thin nanoflakes with 4-nm thickness. In<sub>2</sub>
O<sub>3</sub>
with similar morphology was formed by annealing In(OH)<sub>3</sub>
precursors. The nanostructures were characterized using X-ray diffraction, scanning electron microscopy, and transmission electron microscopy. Our results suggest that a new nucleation-growth-etching-regrowth mechanism can explain the morphology transformation from nanorice to flower-like frameworks. Raman spectrum and photoluminescence (PL) properties of In<sub>2</sub>
O<sub>3</sub>
were also measured, and a 3-nm blue-shift of PL spectrum was observed due to the thinness of the nanostructures.</div>
</front>
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<fA03 i2="1"><s0>J. nanopart. res.</s0>
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<fA06><s2>2</s2>
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<fA08 i1="01" i2="1" l="ENG"><s1>In(OH)<sub>3</sub>
and In<sub>2</sub>
O<sub>3</sub>
nanorice and microflowers: morphology transformation and optical properties</s1>
</fA08>
<fA11 i1="01" i2="1"><s1>WEIAN REN</s1>
</fA11>
<fA11 i1="02" i2="1"><s1>YING LIU</s1>
</fA11>
<fA11 i1="03" i2="1"><s1>ZONGWEI MEI</s1>
</fA11>
<fA11 i1="04" i2="1"><s1>XIAOGANG WEN</s1>
</fA11>
<fA11 i1="05" i2="1"><s1>SUHUA WANG</s1>
</fA11>
<fA14 i1="01"><s1>School of Materials Science and Engineering, Sichuan University</s1>
<s2>Chengdu, Sichuan 610064</s2>
<s3>CHN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>3 aut.</sZ>
<sZ>4 aut.</sZ>
</fA14>
<fA14 i1="02"><s1>Department of Chemistry, Graduate School of Science, Hokkaido University</s1>
<s2>Sapporo</s2>
<s3>JPN</s3>
<sZ>3 aut.</sZ>
</fA14>
<fA14 i1="03"><s1>Institute of Intelligent Machines, Chinese Academy of Sciences, P.O. Box 1130</s1>
<s2>Hefei, Anhui 230031</s2>
<s3>CHN</s3>
<sZ>5 aut.</sZ>
</fA14>
<fA20><s2>1452.1-1452.10</s2>
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<fC01 i1="01" l="ENG"><s0>In this work, In(OH)<sub>3</sub>
and In<sub>2</sub>
O<sub>3</sub>
nanostructures with controllable complex morphologies were successfully synthesized through a simple hydrothermal process followed by annealing. The In(OH)<sub>3</sub>
nanostructures were synthesized using urea as the alkaline source at a relatively low temperature without any templates or surfactants. The morphology transformation of In(OH)<sub>3</sub>
from nanorice to micro-flowers was observed. The In(OH)<sub>3</sub>
nanorice are 180 nm in diameter and 550 nm in length, the microflowers are about 3 μm in diameter and composed of thin nanoflakes with 4-nm thickness. In<sub>2</sub>
O<sub>3</sub>
with similar morphology was formed by annealing In(OH)<sub>3</sub>
precursors. The nanostructures were characterized using X-ray diffraction, scanning electron microscopy, and transmission electron microscopy. Our results suggest that a new nucleation-growth-etching-regrowth mechanism can explain the morphology transformation from nanorice to flower-like frameworks. Raman spectrum and photoluminescence (PL) properties of In<sub>2</sub>
O<sub>3</sub>
were also measured, and a 3-nm blue-shift of PL spectrum was observed due to the thinness of the nanostructures.</s0>
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<s5>35</s5>
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<s4>INC</s4>
<s5>46</s5>
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<s4>INC</s4>
<s5>71</s5>
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<s4>INC</s4>
<s5>72</s5>
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<s4>INC</s4>
<s5>74</s5>
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<fN21><s1>140</s1>
</fN21>
<fN44 i1="01"><s1>OTO</s1>
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