Georgiy Levchenko

Correspondent member of National Academy Science of Ukraine
Professor of International center of Future Science/ State Key Laboratory of Superhard Materials
Email: levchenko@jlu.edu.cn 

Xiaoying Sun 

Cheung Kong Scholar, Professor 
Email: sunxy@jlu.edu.cn

Vladimir Tuz

Professor
Email: tvr@jlu.edu.cn tvr@rian.kharkov.ua