Shock temperature and reflectivity of precompressed H<sub>2</sub>O up to 350 GPa: Approaching the interior of planets<xref rid="cpb_27_12_126202_fn1" ref-type="fn">*</xref><fn id="cpb_27_12_126202_fn1"><label>*</label> <p>Project supported by the National Key Research and Development Program of China (Grant No. 2017YFA0403200) and the Science Challenge Project (Grant No. TZ2016001).</p></fn>

Shock temperature and reflectivity of precompressed H₂O up to 350 GPa: Approaching the interior of planets**

Project supported by the National Key Research and Development Program of China (Grant No. 2017YFA0403200) and the Science Challenge Project (Grant No. TZ2016001).

He Zhi-Yu¹, Shu Hua¹, Huang Xiu-Guang^{1, 2}, Zhang Qi-Li³, Jia Guo¹, Zhang Fan^{1, †}, Tu Yu-Chun¹, Wang Jun-Yue⁴, Ye Jun-Jian¹, Xie Zhi-Yong¹, Fang Zhi-Heng¹, Pei Wen-Bing^{1, 2}, Fu Si-Zu^{1, 2}

(color online) (a) Schematic illustration of the DAC target; (b) Diagnostics design used to characterize the shocked sample. VISAR measures shock velocity and optical reflectivity. SOP observes thermal emission from the sample.