A room temperature light source based on silicon nanowires
We synthesized ultrathin Si nanowires (NWs) by metal assisted chemical wet etching, using a very thin discontinuous Au layer as precursor for the process. A bright room temperature emission in the visible range due to electron–hole recombination in quantum confined Si NWs is reported. A single walle...
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Veröffentlicht in: | Thin solid films 2016-08, Vol.613, p.59-63 |
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creator | Lo Faro, M.J. D'Andrea, C. Messina, E. Fazio, B. Musumeci, P. Franzò, G. Gucciardi, P.G. Vasi, C. Priolo, F. Iacona, F. Irrera, A. |
description | We synthesized ultrathin Si nanowires (NWs) by metal assisted chemical wet etching, using a very thin discontinuous Au layer as precursor for the process. A bright room temperature emission in the visible range due to electron–hole recombination in quantum confined Si NWs is reported. A single walled carbon nanotube (CNT) suspension was prepared and dispersed in Si NW samples. The hybrid Si NW/CNT system exhibits a double emission at room temperature, both in the visible (due to Si NWs) and the IR (due to CNTs) range, thus demonstrating the realization of a low-cost material with promising perspectives for applications in Si-based photonics.
•Synthesis of ultrathin Si nanowires (NWs) by metal-assisted chemical etching•Synthesis of NW/carbon nanotube (CNT) hybrid systems•Structural characterization of Si NWs and Si NW/CNT•Room temperature photoluminescence (PL) properties of Si NWs and of Si NW/CNT•Tuning of the PL properties of the Si NW/CNT hybrid system |
doi_str_mv | 10.1016/j.tsf.2015.11.028 |
format | Article |
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•Synthesis of ultrathin Si nanowires (NWs) by metal-assisted chemical etching•Synthesis of NW/carbon nanotube (CNT) hybrid systems•Structural characterization of Si NWs and Si NW/CNT•Room temperature photoluminescence (PL) properties of Si NWs and of Si NW/CNT•Tuning of the PL properties of the Si NW/CNT hybrid system</description><identifier>ISSN: 0040-6090</identifier><identifier>EISSN: 1879-2731</identifier><identifier>DOI: 10.1016/j.tsf.2015.11.028</identifier><language>eng</language><publisher>Elsevier B.V</publisher><subject>Bright tempering ; Carbon nanotubes ; Emission ; Metal assisted chemical etching ; Multiwavelength light source ; Nanowires ; Precursors ; Room temperature photoluminescence ; Silicon ; Silicon nanowires ; Single wall carbon nanotubes ; Thin films</subject><ispartof>Thin solid films, 2016-08, Vol.613, p.59-63</ispartof><rights>2015 Elsevier B.V.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c330t-2f3569196d89d4e7c5f8abe1e7549be90486063f6bba76283472af88dc42f4193</citedby><cites>FETCH-LOGICAL-c330t-2f3569196d89d4e7c5f8abe1e7549be90486063f6bba76283472af88dc42f4193</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://dx.doi.org/10.1016/j.tsf.2015.11.028$$EHTML$$P50$$Gelsevier$$H</linktohtml><link.rule.ids>314,780,784,3550,27924,27925,45995</link.rule.ids></links><search><creatorcontrib>Lo Faro, M.J.</creatorcontrib><creatorcontrib>D'Andrea, C.</creatorcontrib><creatorcontrib>Messina, E.</creatorcontrib><creatorcontrib>Fazio, B.</creatorcontrib><creatorcontrib>Musumeci, P.</creatorcontrib><creatorcontrib>Franzò, G.</creatorcontrib><creatorcontrib>Gucciardi, P.G.</creatorcontrib><creatorcontrib>Vasi, C.</creatorcontrib><creatorcontrib>Priolo, F.</creatorcontrib><creatorcontrib>Iacona, F.</creatorcontrib><creatorcontrib>Irrera, A.</creatorcontrib><title>A room temperature light source based on silicon nanowires</title><title>Thin solid films</title><description>We synthesized ultrathin Si nanowires (NWs) by metal assisted chemical wet etching, using a very thin discontinuous Au layer as precursor for the process. A bright room temperature emission in the visible range due to electron–hole recombination in quantum confined Si NWs is reported. A single walled carbon nanotube (CNT) suspension was prepared and dispersed in Si NW samples. The hybrid Si NW/CNT system exhibits a double emission at room temperature, both in the visible (due to Si NWs) and the IR (due to CNTs) range, thus demonstrating the realization of a low-cost material with promising perspectives for applications in Si-based photonics.
•Synthesis of ultrathin Si nanowires (NWs) by metal-assisted chemical etching•Synthesis of NW/carbon nanotube (CNT) hybrid systems•Structural characterization of Si NWs and Si NW/CNT•Room temperature photoluminescence (PL) properties of Si NWs and of Si NW/CNT•Tuning of the PL properties of the Si NW/CNT hybrid system</description><subject>Bright tempering</subject><subject>Carbon nanotubes</subject><subject>Emission</subject><subject>Metal assisted chemical etching</subject><subject>Multiwavelength light source</subject><subject>Nanowires</subject><subject>Precursors</subject><subject>Room temperature photoluminescence</subject><subject>Silicon</subject><subject>Silicon nanowires</subject><subject>Single wall carbon nanotubes</subject><subject>Thin films</subject><issn>0040-6090</issn><issn>1879-2731</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2016</creationdate><recordtype>article</recordtype><recordid>eNp9kD1PwzAURS0EEqXwA9gysiS8ZyeOA1NV8SVVYoHZcpxncJXGxU5A_HuCysx0l3uudA9jlwgFAsrrbTEmV3DAqkAsgKsjtkBVNzmvBR6zBUAJuYQGTtlZSlsAQM7Fgt2sshjCLhtpt6doxilS1vu39zFLYYqWstYk6rIwZMn33s45mCF8-UjpnJ040ye6-Msle72_e1k_5pvnh6f1apNbIWDMuROVbLCRnWq6kmpbOWVaQqqrsmmpgVJJkMLJtjW15EqUNTdOqc6W3JXYiCW7OuzuY_iYKI1655OlvjcDhSlpVKKqJFQ1zlU8VG0MKUVyeh_9zsRvjaB_Pemtnj3pX08aUc-eZub2wND84dNT1Ml6Gix180k76i74f-gf2DNvew</recordid><startdate>20160801</startdate><enddate>20160801</enddate><creator>Lo Faro, M.J.</creator><creator>D'Andrea, C.</creator><creator>Messina, E.</creator><creator>Fazio, B.</creator><creator>Musumeci, P.</creator><creator>Franzò, G.</creator><creator>Gucciardi, P.G.</creator><creator>Vasi, C.</creator><creator>Priolo, F.</creator><creator>Iacona, F.</creator><creator>Irrera, A.</creator><general>Elsevier B.V</general><scope>AAYXX</scope><scope>CITATION</scope><scope>7SR</scope><scope>7U5</scope><scope>8BQ</scope><scope>8FD</scope><scope>JG9</scope><scope>L7M</scope></search><sort><creationdate>20160801</creationdate><title>A room temperature light source based on silicon nanowires</title><author>Lo Faro, M.J. ; D'Andrea, C. ; Messina, E. ; Fazio, B. ; Musumeci, P. ; Franzò, G. ; Gucciardi, P.G. ; Vasi, C. ; Priolo, F. ; Iacona, F. ; Irrera, A.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c330t-2f3569196d89d4e7c5f8abe1e7549be90486063f6bba76283472af88dc42f4193</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2016</creationdate><topic>Bright tempering</topic><topic>Carbon nanotubes</topic><topic>Emission</topic><topic>Metal assisted chemical etching</topic><topic>Multiwavelength light source</topic><topic>Nanowires</topic><topic>Precursors</topic><topic>Room temperature photoluminescence</topic><topic>Silicon</topic><topic>Silicon nanowires</topic><topic>Single wall carbon nanotubes</topic><topic>Thin films</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Lo Faro, M.J.</creatorcontrib><creatorcontrib>D'Andrea, C.</creatorcontrib><creatorcontrib>Messina, E.</creatorcontrib><creatorcontrib>Fazio, B.</creatorcontrib><creatorcontrib>Musumeci, P.</creatorcontrib><creatorcontrib>Franzò, G.</creatorcontrib><creatorcontrib>Gucciardi, P.G.</creatorcontrib><creatorcontrib>Vasi, C.</creatorcontrib><creatorcontrib>Priolo, F.</creatorcontrib><creatorcontrib>Iacona, F.</creatorcontrib><creatorcontrib>Irrera, A.</creatorcontrib><collection>CrossRef</collection><collection>Engineered Materials Abstracts</collection><collection>Solid State and Superconductivity Abstracts</collection><collection>METADEX</collection><collection>Technology Research Database</collection><collection>Materials Research Database</collection><collection>Advanced Technologies Database with Aerospace</collection><jtitle>Thin solid films</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Lo Faro, M.J.</au><au>D'Andrea, C.</au><au>Messina, E.</au><au>Fazio, B.</au><au>Musumeci, P.</au><au>Franzò, G.</au><au>Gucciardi, P.G.</au><au>Vasi, C.</au><au>Priolo, F.</au><au>Iacona, F.</au><au>Irrera, A.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>A room temperature light source based on silicon nanowires</atitle><jtitle>Thin solid films</jtitle><date>2016-08-01</date><risdate>2016</risdate><volume>613</volume><spage>59</spage><epage>63</epage><pages>59-63</pages><issn>0040-6090</issn><eissn>1879-2731</eissn><abstract>We synthesized ultrathin Si nanowires (NWs) by metal assisted chemical wet etching, using a very thin discontinuous Au layer as precursor for the process. A bright room temperature emission in the visible range due to electron–hole recombination in quantum confined Si NWs is reported. A single walled carbon nanotube (CNT) suspension was prepared and dispersed in Si NW samples. The hybrid Si NW/CNT system exhibits a double emission at room temperature, both in the visible (due to Si NWs) and the IR (due to CNTs) range, thus demonstrating the realization of a low-cost material with promising perspectives for applications in Si-based photonics.
•Synthesis of ultrathin Si nanowires (NWs) by metal-assisted chemical etching•Synthesis of NW/carbon nanotube (CNT) hybrid systems•Structural characterization of Si NWs and Si NW/CNT•Room temperature photoluminescence (PL) properties of Si NWs and of Si NW/CNT•Tuning of the PL properties of the Si NW/CNT hybrid system</abstract><pub>Elsevier B.V</pub><doi>10.1016/j.tsf.2015.11.028</doi><tpages>5</tpages></addata></record> |
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subjects | Bright tempering Carbon nanotubes Emission Metal assisted chemical etching Multiwavelength light source Nanowires Precursors Room temperature photoluminescence Silicon Silicon nanowires Single wall carbon nanotubes Thin films |
title | A room temperature light source based on silicon nanowires |
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