Experimental and numerical study on energy dissipation in freely cooling granular gases under microgravity*

Project supported by the National Natural Science Foundation of China (Grant Nos. U1738120 and 11474326).

Wang Wen-Guang1, 2, Hou Mei-Ying1, 2, †, Chen Ke1, 2, Yu Pei-Dong3, Sperl Matthias3
       

(color online) Average speeds in the vertical (x, black curves) direction and horizontal (y, red curves) direction decaying with time.