On the Origin of Increased Phonon Scattering in Nanostructured PbTe Based Thermoelectric Materials He, Jiaqing ; Sootsman, Joseph R. ; Girard, Steven N. ; Zheng, Jin-Cheng ; Wen, Jianguo ; Zhu, Yimei ; Kanatzidis, Mercouri G. ; Dravid, Vinayak P. Abstract Publication: Journal of the American Chemical Society Pub Date: June 2010 DOI: 10.1021/ja1010948 Bibcode: 2010JAChS.132.8669H