Searching Signals in Chinese Ancient Records for the ${}^{14}$C Increases in AD 774-775 and in AD 992-993

Ya-Ting Chai, Yuan-Chuan Zou

According to the analysis of the ${}^{14}$C content of two Japanese trees over a period of approximately 3000 years at high time resolution, Miyake (2012) found a rapid increase at A…