Enhanced thermoelectric performance in p-type Mg3Sb2 via lithium doping
Wang Hao1, 2, Chen Jin1, 2, Lu Tianqi2, Zhu Kunjie1, Li Shan2, Liu Jun1, †, Zhao Huaizhou2, ‡
       

(a) SEM and (b) high resolution TEM image of as-synthesized Mg2.99Li0.01Sb2 sample.