State Key Laboratory of Advanced Metallurgy of Metallurgical and Ecological Engineering of Science and Technology Beijing 100083;
Department of Energy Storage Science and Engineering of Metallurgical and Ecological Engineering of Science and Technology Beijing 100083;
School of Energy Power and Mechanical Engineering China Electric Power University 102206;
Department of Physics University 04620 of Korea;
Li_(1.3)Al_(0.3)Ti_(1.7)(PO_(4))_(3); All-solid-state lithium batteries; Interfacial issues; SnO_(2)gradient buffer layer; Tight and robust interface;