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SnO^sub 2^-TiO^sub 2^ hybrid nanofibers for efficient dye-sensitized solar cells
Pristine SnO^sub 2^ nanostructures typically result in low open circuit voltage (V^sub OC^)
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| Published in: | Solar energy 2016-07, Vol.132, p.395 |
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| Language: | English |
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| container_title | Solar energy |
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| creator | Wali, Qamar Bakr, Zinab H Manshor, Nurul Ain Fakharuddin, Azhar Jose, Rajan |
| description | Pristine SnO^sub 2^ nanostructures typically result in low open circuit voltage (V^sub OC^) |
| format | article |
| fullrecord | <record><control><sourceid>proquest</sourceid><recordid>TN_cdi_proquest_journals_1794521153</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>4081316791</sourcerecordid><originalsourceid>FETCH-proquest_journals_17945211533</originalsourceid><addsrcrecordid>eNqNirsKwjAUQIMoWB__EHAOJGlL2lkUNwU7OLX0cYMpIdHcdqhfr4PuTufAOTMSiUQJJmSq5iTiPM4Yz-VtSVaIPedCiUxF5HJ15xLHhsqSFean9D41wXTU1c5r00BAqn2goLVpDbiBdhMwBIdmMC_oKHpbB9qCtbghC11bhO2Xa7I7Hor9iT2Cf46AQ9X7MbhPqoTKk1QKkcbxf9cbIYM_3g</addsrcrecordid><sourcetype>Aggregation Database</sourcetype><iscdi>true</iscdi><recordtype>article</recordtype><pqid>1794521153</pqid></control><display><type>article</type><title>SnO^sub 2^-TiO^sub 2^ hybrid nanofibers for efficient dye-sensitized solar cells</title><source>ScienceDirect Journals</source><creator>Wali, Qamar ; Bakr, Zinab H ; Manshor, Nurul Ain ; Fakharuddin, Azhar ; Jose, Rajan</creator><creatorcontrib>Wali, Qamar ; Bakr, Zinab H ; Manshor, Nurul Ain ; Fakharuddin, Azhar ; Jose, Rajan</creatorcontrib><description>Pristine SnO^sub 2^ nanostructures typically result in low open circuit voltage (V^sub OC^) <500 mV due to the lower Fermi energy (E^sub F^) when employed as a photoanode materials in dye sensitized solar cells (DSSCs). On the other hand, the most successful photoanode material, i.e., TiO^sub 2^ nanoparticle although provides a high V^sub OC^ ≥ 800 mV result in poor charge collection owing to their inferior electron mobility (μ^sub n^). Herein, we employ nanofiber-nanoparticle composite of SnO^sub 2^-TiO^sub 2^ which showed similar V^sub OC^ and short circuit current density (J^sub SC^) to a reference TiO^sub 2^ based DSSCs. The nanocomposite developed here involves multi-porous SnO^sub 2^ nanofibers characterized by a lower E^sub F^; however, with higher μ^sub n^ and TiO^sub 2^ nanoparticles of higher E^sub F^ and lower μ^sub n^. The TiO^sub 2^ particles in the pores of SnO^sub 2^ nanofibers were developed by TiCl^sub 4^ treatment, whose concentration is optimized for the saturated J^sub SC^ and V^sub OC^. The best performing DSSCs fabricated using the composite electrodes deliver power conversion efficiency (PCE) of [asymptotically =]7.9% (V^sub OC^ [asymptotically =] 717 mV; J^sub SC^ [asymptotically =] 21 mA cm^sup -2^), which is significantly higher than pure SnO^sub 2^ photoanode with PCE [asymptotically =] 3.0% (J^sub SC^ [asymptotically =] 14.0 mA cm^sup -2^ and V^sub OC^ [asymptotically =] 481 mV) at similar experimental conditions.</description><identifier>ISSN: 0038-092X</identifier><identifier>EISSN: 1471-1257</identifier><identifier>CODEN: SRENA4</identifier><language>eng</language><publisher>New York: Pergamon Press Inc</publisher><subject>Circuits ; Energy efficiency ; Nanocomposites ; Nanoparticles ; Nanostructured materials ; Photochemistry ; Photovoltaic cells ; Solar cells</subject><ispartof>Solar energy, 2016-07, Vol.132, p.395</ispartof><rights>Copyright Pergamon Press Inc. 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On the other hand, the most successful photoanode material, i.e., TiO^sub 2^ nanoparticle although provides a high V^sub OC^ ≥ 800 mV result in poor charge collection owing to their inferior electron mobility (μ^sub n^). Herein, we employ nanofiber-nanoparticle composite of SnO^sub 2^-TiO^sub 2^ which showed similar V^sub OC^ and short circuit current density (J^sub SC^) to a reference TiO^sub 2^ based DSSCs. The nanocomposite developed here involves multi-porous SnO^sub 2^ nanofibers characterized by a lower E^sub F^; however, with higher μ^sub n^ and TiO^sub 2^ nanoparticles of higher E^sub F^ and lower μ^sub n^. The TiO^sub 2^ particles in the pores of SnO^sub 2^ nanofibers were developed by TiCl^sub 4^ treatment, whose concentration is optimized for the saturated J^sub SC^ and V^sub OC^. The best performing DSSCs fabricated using the composite electrodes deliver power conversion efficiency (PCE) of [asymptotically =]7.9% (V^sub OC^ [asymptotically =] 717 mV; J^sub SC^ [asymptotically =] 21 mA cm^sup -2^), which is significantly higher than pure SnO^sub 2^ photoanode with PCE [asymptotically =] 3.0% (J^sub SC^ [asymptotically =] 14.0 mA cm^sup -2^ and V^sub OC^ [asymptotically =] 481 mV) at similar experimental conditions.</description><subject>Circuits</subject><subject>Energy efficiency</subject><subject>Nanocomposites</subject><subject>Nanoparticles</subject><subject>Nanostructured materials</subject><subject>Photochemistry</subject><subject>Photovoltaic cells</subject><subject>Solar cells</subject><issn>0038-092X</issn><issn>1471-1257</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2016</creationdate><recordtype>article</recordtype><recordid>eNqNirsKwjAUQIMoWB__EHAOJGlL2lkUNwU7OLX0cYMpIdHcdqhfr4PuTufAOTMSiUQJJmSq5iTiPM4Yz-VtSVaIPedCiUxF5HJ15xLHhsqSFean9D41wXTU1c5r00BAqn2goLVpDbiBdhMwBIdmMC_oKHpbB9qCtbghC11bhO2Xa7I7Hor9iT2Cf46AQ9X7MbhPqoTKk1QKkcbxf9cbIYM_3g</recordid><startdate>20160701</startdate><enddate>20160701</enddate><creator>Wali, Qamar</creator><creator>Bakr, Zinab H</creator><creator>Manshor, Nurul Ain</creator><creator>Fakharuddin, Azhar</creator><creator>Jose, Rajan</creator><general>Pergamon Press Inc</general><scope>7SP</scope><scope>7ST</scope><scope>8FD</scope><scope>C1K</scope><scope>FR3</scope><scope>KR7</scope><scope>L7M</scope><scope>SOI</scope></search><sort><creationdate>20160701</creationdate><title>SnO^sub 2^-TiO^sub 2^ hybrid nanofibers for efficient dye-sensitized solar cells</title><author>Wali, Qamar ; Bakr, Zinab H ; Manshor, Nurul Ain ; Fakharuddin, Azhar ; Jose, Rajan</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-proquest_journals_17945211533</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2016</creationdate><topic>Circuits</topic><topic>Energy efficiency</topic><topic>Nanocomposites</topic><topic>Nanoparticles</topic><topic>Nanostructured materials</topic><topic>Photochemistry</topic><topic>Photovoltaic cells</topic><topic>Solar cells</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Wali, Qamar</creatorcontrib><creatorcontrib>Bakr, Zinab H</creatorcontrib><creatorcontrib>Manshor, Nurul Ain</creatorcontrib><creatorcontrib>Fakharuddin, Azhar</creatorcontrib><creatorcontrib>Jose, Rajan</creatorcontrib><collection>Electronics & Communications Abstracts</collection><collection>Environment Abstracts</collection><collection>Technology Research Database</collection><collection>Environmental Sciences and Pollution Management</collection><collection>Engineering Research Database</collection><collection>Civil Engineering Abstracts</collection><collection>Advanced Technologies Database with Aerospace</collection><collection>Environment Abstracts</collection><jtitle>Solar energy</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Wali, Qamar</au><au>Bakr, Zinab H</au><au>Manshor, Nurul Ain</au><au>Fakharuddin, Azhar</au><au>Jose, Rajan</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>SnO^sub 2^-TiO^sub 2^ hybrid nanofibers for efficient dye-sensitized solar cells</atitle><jtitle>Solar energy</jtitle><date>2016-07-01</date><risdate>2016</risdate><volume>132</volume><spage>395</spage><pages>395-</pages><issn>0038-092X</issn><eissn>1471-1257</eissn><coden>SRENA4</coden><abstract>Pristine SnO^sub 2^ nanostructures typically result in low open circuit voltage (V^sub OC^) <500 mV due to the lower Fermi energy (E^sub F^) when employed as a photoanode materials in dye sensitized solar cells (DSSCs). On the other hand, the most successful photoanode material, i.e., TiO^sub 2^ nanoparticle although provides a high V^sub OC^ ≥ 800 mV result in poor charge collection owing to their inferior electron mobility (μ^sub n^). Herein, we employ nanofiber-nanoparticle composite of SnO^sub 2^-TiO^sub 2^ which showed similar V^sub OC^ and short circuit current density (J^sub SC^) to a reference TiO^sub 2^ based DSSCs. The nanocomposite developed here involves multi-porous SnO^sub 2^ nanofibers characterized by a lower E^sub F^; however, with higher μ^sub n^ and TiO^sub 2^ nanoparticles of higher E^sub F^ and lower μ^sub n^. The TiO^sub 2^ particles in the pores of SnO^sub 2^ nanofibers were developed by TiCl^sub 4^ treatment, whose concentration is optimized for the saturated J^sub SC^ and V^sub OC^. The best performing DSSCs fabricated using the composite electrodes deliver power conversion efficiency (PCE) of [asymptotically =]7.9% (V^sub OC^ [asymptotically =] 717 mV; J^sub SC^ [asymptotically =] 21 mA cm^sup -2^), which is significantly higher than pure SnO^sub 2^ photoanode with PCE [asymptotically =] 3.0% (J^sub SC^ [asymptotically =] 14.0 mA cm^sup -2^ and V^sub OC^ [asymptotically =] 481 mV) at similar experimental conditions.</abstract><cop>New York</cop><pub>Pergamon Press Inc</pub></addata></record> |
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| identifier | ISSN: 0038-092X |
| ispartof | Solar energy, 2016-07, Vol.132, p.395 |
| issn | 0038-092X 1471-1257 |
| language | eng |
| recordid | cdi_proquest_journals_1794521153 |
| source | ScienceDirect Journals |
| subjects | Circuits Energy efficiency Nanocomposites Nanoparticles Nanostructured materials Photochemistry Photovoltaic cells Solar cells |
| title | SnO^sub 2^-TiO^sub 2^ hybrid nanofibers for efficient dye-sensitized solar cells |
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