(1)Qing-yu Cai,Chang-pu Sun,Li You,Information-carrying Hawking radiation and the number of microstate for a black hole,Nuclear Physics B 905:327~336 (2016).
(2)Dongshan He,Dongfeng Gao,Qing-yu Cai(*),Spontaneous creation of the universe from nothing,Physical Review D 89:083510 (2014).
(3)Baocheng Zhang,Qing-yu Cai(*),Ming-sheng Zhan,Li You,Information conservation is fundamental: Recovering the lost information in Hawking radiation,International Journal of Modern Physics D,22:1341014 (2013). First Award of Gravity Research Foundation, 2013.
(4). Hua Lu,Chi-Hang Fred Fung,Xiongfeng Ma,Qing-yu Cai(*),Unconditional security proof of a deterministic quantum key distribution with a two-way quantum channel,Physical Review A 84:042344 (2011).
(5)Baocheng Zhang,Qing-yu Cai(*),Li You,Ming-sheng Zhan,Hidden messenger revealed in Hawking radiation: A resolution to the paradox of black hole information loss,Physics Letters B 675:98~101 (2009).
(6)Qing-yu Cai and Bai-wen Li, Deterministic secure communication without using entanglement,Chin. Phys. Lett. 21:601~603 (2004).