plays an important role in the secure femtosecond laser processing of energeticРmaterials and the femtosecond laser propulsion technology.РKeywords: femtosecond laser, energetic material, shock pressure, shock temperatureРPACS: 06.60.Jn, 06.60.Vz, 05.45.Tp DOI: 10.7498/aps.62.170601Р * Project supported by the Open Fund of State Key Laboratory of High Field Laser Physics (Shanghai Institute of Optics and Fine Mechanics), the OpenР Fund of State Key Laboratory of Optoelectronic Materials and Technologies (Sun Yat-Sen University), the National Natural Science Foundation of ChinaР (Grant Nos. 11174158, 61137001), and the Tianjin Natural Science Foundation (Grant No. 12JCZDJC20200).Р † Corresponding author. E-mail: wangmingwei@nankai.Р ‡ Corresponding author. E-mail: heyuanhang@bit.Р 170601-9