Dynamic Radiation Effects Induced by Short-Pulsed GeV U-Ion Beams in Graphite and h-BN Targets

Table 1

Properties of isotropic graphite grade SIGRAFINE R6650 produced by SGL Group and h-BN grade HeBoSint D100 produced by Henze Boron Nitride Products, used in this work.

Property	Graphite SGL R6650 [21]	h-BN HeBoSint D100 [22]
Density ρ (g/cm³)	1.84	2.0
Young’s modulus E (GPa)	12.5	23
Poisson’s ratio ν	0.19 [23]	0.22 [24]
Coefficient of thermal expansion α (10^−6/K)	4.1	3.0
Thermal conductivity λ (W/m·K)	95	25
Specific heat cp (J/g·K)	0.7	0.6