Interstitial oxygen-enhanced Cu+/Cu2+ hopping conduction governing thickness-dependent thermoelectric performance in Mg-doped CuCrO2 thin films

Gam Hong Le, Ngan Thu Thi Tran, Ke Huu Nguyen, Hanh Duc Thi Dinh, Thuy Dieu Thi Ung, Nhat Minh Quang Tran, Ngoc Kim Pham, Dung Van Hoang, Vinh Cao Tran