Thermoelectric materials and thermoelectric cells and devices incorporating the thermoelectric materials are provided. Also provided are methods of using the cells and devices to generate electricity and to power external electronic devices. The thermoelectric materials comprise SnSe single crystals, including hole doped SnSe single crystals.
REFERENCE TO GOVERNMENT RIGHTS
 This invention was made with government support under grant number DE-SC0001054 (subcontract 61-3212A Michigan State University to Northwestern University) awarded by the Department of Energy. The government has certain rights in the invention.