Fig. 1. Schematic of the experiment.神光Ⅱ升级微喷泡沫混合实验原理示意图

Fig. 2. Schematic of experimental diagnosis(top view).实验诊断排布图(俯视图)

Fig. 3. Tin step wedge for areal density calibrating.标定面密度的锡台阶参数

Fig. 4. Calibrated curves of areal density.面密度标定曲线

Fig. 5. X-ray transmittance of PMP foam (a) and PMMA (b).PMP泡沫(a)和有机玻璃(b)对X射线的透过率

Fig. 6. Recovery image of tin fragments stagnated in the foam by 2-D CT analysis: (a) 72 shot, 2 GPa; (b) 73 shot, 20 GPa; (c) 72 shot, 24 GPa; (d) 76 shot, 25 GPa; (e) 75 shot, 28 GPa; (f) 77 shot, 31 GPa; (g) 78 shot, 32 GPa; (h) 80 shot, 39 GPa; (i) 79 shot, 41 GPa.不同发次回收的微喷颗粒图像　(a) 72发, 2 GPa; (b) 73发, 20 GPa; (c) 72发, 24 GPa; (d) 76发, 25 GPa; (e) 75发, 28 GPa; (f) 77发, 31 GPa; (g) 78发, 32 GPa; (h) 80发, 39 GPa; (i) 79发, 41 GPa

Fig. 7. Penetration depth of the tin fragments in foam versus pressure, with and without vacuum gap.紧贴条件和非紧贴条件下, 不同压强下微喷颗粒在泡沫中的穿透深度比较

Fig. 8. Average velocity of front fragments versus laoding pressure, with and without vacuum gap.紧贴条件和非紧贴条件下, 不同压强下微喷头部颗粒的平均速度比较

Fig. 9. Radiographs of shot 72 at 2 GPa (a); spall image with vacuum gap at 15 GPa, shot 66 (b).(a) 72发背光图像, 压强2 GPa; (b)非紧贴条件下典型层裂图像, 66发, 压强15 GPa

Fig. 10. Radiograph image of shot 76 at 25 GPa.76发背光图像, 压强25 GPa

Fig. 11. Radiographs of shot 75 at 28 GPa (a) and shot 56 at 30 GPa (b).(a) 75发背光图像, 压强28 GPa; (b) 56发背光图像, 压强30 GPa

Fig. 12. Areal densities of shot 75 (a) and shot 56 (b).(a) 75发的面密度; (b) 56发的面密度

Fig. 13. Bulk density of shot 75.75发的体密度