Improved thermoelectric power factor achieved by energy filtering in ZnO:Mg/ZnO hetero-structures

Anh Tuan Thanh Pham, Phuong Thanh Ngoc Vo, Hanh Kieu Thi Ta, Hoa Thi Lai, Vinh Cao Tran, Tan Le Hoang Doan, Anh Tuan Duong, Ching-Ting Lee, P.K. Nair, Thang Bach Phan, Dac Ngoc Son Luu