Thermoelectric properties of individual single-crystalline PbTe nanowires

Seung Hyun Lee, So Young Jang, Jong Wook Roh, Jeunghee Park, Wooyoung Lee

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

We present the thermoelectric properties of individual PbTe nanowires grown by a vapor transport method. Temperature-dependent thermopower and electrical conductivity in PbTe nanowires were investigated. A PbTe nanowire (d = 136 nm) was found to have a Seebeck coefficient of -72 μV/K and electrical conductivity of 45 S/cm at 300 K. Thermal conductivity of a PbTe nanowire (d = 290 nm) was also found to be 1.36 W/mK at 300 K. Our results demonstrate the enhanced thermoelectric properties of individual single-crystalline PbTe nanowires, which are higher than that in PbTe bulk.

Original languageEnglish
Title of host publicationINEC 2010 - 2010 3rd International Nanoelectronics Conference, Proceedings
Pages1203-1204
Number of pages2
DOIs
StatePublished - 2010
Event2010 3rd International Nanoelectronics Conference, INEC 2010 - Hongkong, China
Duration: 3 Jan 20108 Jan 2010

Publication series

NameINEC 2010 - 2010 3rd International Nanoelectronics Conference, Proceedings

Conference

Conference2010 3rd International Nanoelectronics Conference, INEC 2010
Country/TerritoryChina
CityHongkong
Period3/01/108/01/10

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