Enhancement of the Thermoelectric Properties of Cu1.98Se by Na Doping
Cu 1.98− x Na x Se nanopowders were synthesized using a hydrothermal method and hot-pressed into bulk pellets to assess the effects of Na doping on the thermoelectric properties of Cu 1.98 Se. The original layered microstructure was maintained at low doping levels, although nanopores, together with...
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| Veröffentlicht in: | Journal of electronic materials 2018-12, Vol.47 (12), p.7514-7519 |
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| container_title | Journal of electronic materials |
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| creator | Zhu, Z. Zhang, Y. W. Song, H. Z. Li, X. J. |
| description | Cu
1.98−
x
Na
x
Se nanopowders were synthesized using a hydrothermal method and hot-pressed into bulk pellets to assess the effects of Na doping on the thermoelectric properties of Cu
1.98
Se. The original layered microstructure was maintained at low doping levels, although nanopores, together with point defects, appeared to decrease the thermal conductivity. The thermoelectric properties of the material were improved by Na doping, resulting in a maximum
ZT
value of 1.32 for Cu
1.94
Na
0.04
Se at 973 K. The experimental data indicate that an optimal level of Na doping effectively improves the thermoelectric performance of non-stoichiometric Cu
1.98
Se. |
| doi_str_mv | 10.1007/s11664-018-6694-7 |
| format | Article |
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1.98−
x
Na
x
Se nanopowders were synthesized using a hydrothermal method and hot-pressed into bulk pellets to assess the effects of Na doping on the thermoelectric properties of Cu
1.98
Se. The original layered microstructure was maintained at low doping levels, although nanopores, together with point defects, appeared to decrease the thermal conductivity. The thermoelectric properties of the material were improved by Na doping, resulting in a maximum
ZT
value of 1.32 for Cu
1.94
Na
0.04
Se at 973 K. The experimental data indicate that an optimal level of Na doping effectively improves the thermoelectric performance of non-stoichiometric Cu
1.98
Se.</description><identifier>ISSN: 0361-5235</identifier><identifier>EISSN: 1543-186X</identifier><identifier>DOI: 10.1007/s11664-018-6694-7</identifier><language>eng</language><publisher>New York: Springer US</publisher><subject>Characterization and Evaluation of Materials ; Chemistry and Materials Science ; Doping ; Electronics and Microelectronics ; Instrumentation ; Materials Science ; Optical and Electronic Materials ; Point defects ; Porosity ; Properties (attributes) ; Solid State Physics ; Thermal conductivity ; Thermoelectric materials ; Thermoelectricity</subject><ispartof>Journal of electronic materials, 2018-12, Vol.47 (12), p.7514-7519</ispartof><rights>The Minerals, Metals & Materials Society 2018</rights><rights>Journal of Electronic Materials is a copyright of Springer, (2018). All Rights Reserved.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c316t-b7ddc5c8d521e8974a7473d364868346b2cbd6284b19b88a72c19aa15cc507c53</citedby><cites>FETCH-LOGICAL-c316t-b7ddc5c8d521e8974a7473d364868346b2cbd6284b19b88a72c19aa15cc507c53</cites><orcidid>0000-0001-9665-9747</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s11664-018-6694-7$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1007/s11664-018-6694-7$$EHTML$$P50$$Gspringer$$H</linktohtml><link.rule.ids>314,776,780,27903,27904,41467,42536,51297</link.rule.ids></links><search><creatorcontrib>Zhu, Z.</creatorcontrib><creatorcontrib>Zhang, Y. W.</creatorcontrib><creatorcontrib>Song, H. Z.</creatorcontrib><creatorcontrib>Li, X. J.</creatorcontrib><title>Enhancement of the Thermoelectric Properties of Cu1.98Se by Na Doping</title><title>Journal of electronic materials</title><addtitle>Journal of Elec Materi</addtitle><description>Cu
1.98−
x
Na
x
Se nanopowders were synthesized using a hydrothermal method and hot-pressed into bulk pellets to assess the effects of Na doping on the thermoelectric properties of Cu
1.98
Se. The original layered microstructure was maintained at low doping levels, although nanopores, together with point defects, appeared to decrease the thermal conductivity. The thermoelectric properties of the material were improved by Na doping, resulting in a maximum
ZT
value of 1.32 for Cu
1.94
Na
0.04
Se at 973 K. The experimental data indicate that an optimal level of Na doping effectively improves the thermoelectric performance of non-stoichiometric Cu
1.98
Se.</description><subject>Characterization and Evaluation of Materials</subject><subject>Chemistry and Materials Science</subject><subject>Doping</subject><subject>Electronics and Microelectronics</subject><subject>Instrumentation</subject><subject>Materials Science</subject><subject>Optical and Electronic Materials</subject><subject>Point defects</subject><subject>Porosity</subject><subject>Properties (attributes)</subject><subject>Solid State Physics</subject><subject>Thermal conductivity</subject><subject>Thermoelectric materials</subject><subject>Thermoelectricity</subject><issn>0361-5235</issn><issn>1543-186X</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2018</creationdate><recordtype>article</recordtype><sourceid>8G5</sourceid><sourceid>ABUWG</sourceid><sourceid>AFKRA</sourceid><sourceid>AZQEC</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><sourceid>GNUQQ</sourceid><sourceid>GUQSH</sourceid><sourceid>M2O</sourceid><recordid>eNp1kM1KAzEURoMoWKsP4C7gOjU3_7OUWqtQVLCCu5DJpO2UdjIm00Xf3ikjuHJ1N-d8Fw5Ct0AnQKm-zwBKCULBEKUKQfQZGoEUnIBRX-doRLkCIhmXl-gq5y2lIMHACM1mzcY1PuxD0-G4wt0m4OUmpH0Mu-C7VHv8nmIbUleHfAKmB5gU5iPg8ohfHX6Mbd2sr9HFyu1yuPm9Y_T5NFtOn8nibf4yfVgQz0F1pNRV5aU3lWQQTKGF00LziithlOFClcyXlWJGlFCUxjjNPBTOgfReUu0lH6O7YbdN8fsQcme38ZCa_qVlAIyKQkvVUzBQPsWcU1jZNtV7l44WqD3VskMt29eyp1pW9w4bnNyzzTqkv-X_pR_KwGq_</recordid><startdate>20181201</startdate><enddate>20181201</enddate><creator>Zhu, Z.</creator><creator>Zhang, Y. 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W. ; Song, H. Z. ; Li, X. J.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c316t-b7ddc5c8d521e8974a7473d364868346b2cbd6284b19b88a72c19aa15cc507c53</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2018</creationdate><topic>Characterization and Evaluation of Materials</topic><topic>Chemistry and Materials Science</topic><topic>Doping</topic><topic>Electronics and Microelectronics</topic><topic>Instrumentation</topic><topic>Materials Science</topic><topic>Optical and Electronic Materials</topic><topic>Point defects</topic><topic>Porosity</topic><topic>Properties (attributes)</topic><topic>Solid State Physics</topic><topic>Thermal conductivity</topic><topic>Thermoelectric materials</topic><topic>Thermoelectricity</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Zhu, Z.</creatorcontrib><creatorcontrib>Zhang, Y. W.</creatorcontrib><creatorcontrib>Song, H. 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W.</au><au>Song, H. Z.</au><au>Li, X. J.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Enhancement of the Thermoelectric Properties of Cu1.98Se by Na Doping</atitle><jtitle>Journal of electronic materials</jtitle><stitle>Journal of Elec Materi</stitle><date>2018-12-01</date><risdate>2018</risdate><volume>47</volume><issue>12</issue><spage>7514</spage><epage>7519</epage><pages>7514-7519</pages><issn>0361-5235</issn><eissn>1543-186X</eissn><abstract>Cu
1.98−
x
Na
x
Se nanopowders were synthesized using a hydrothermal method and hot-pressed into bulk pellets to assess the effects of Na doping on the thermoelectric properties of Cu
1.98
Se. The original layered microstructure was maintained at low doping levels, although nanopores, together with point defects, appeared to decrease the thermal conductivity. The thermoelectric properties of the material were improved by Na doping, resulting in a maximum
ZT
value of 1.32 for Cu
1.94
Na
0.04
Se at 973 K. The experimental data indicate that an optimal level of Na doping effectively improves the thermoelectric performance of non-stoichiometric Cu
1.98
Se.</abstract><cop>New York</cop><pub>Springer US</pub><doi>10.1007/s11664-018-6694-7</doi><tpages>6</tpages><orcidid>https://orcid.org/0000-0001-9665-9747</orcidid></addata></record> |
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| language | eng |
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| subjects | Characterization and Evaluation of Materials Chemistry and Materials Science Doping Electronics and Microelectronics Instrumentation Materials Science Optical and Electronic Materials Point defects Porosity Properties (attributes) Solid State Physics Thermal conductivity Thermoelectric materials Thermoelectricity |
| title | Enhancement of the Thermoelectric Properties of Cu1.98Se by Na Doping |
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