Illustration of the rotating cryogenic drum: (a) a top view and (b) a side view.
Measured diameter and depth of crater as a function of the irradiating laser energy.
Xe ice thickness vs flow time of Xe gas. The rotation speeds of the drum were (circle), (square), and (triangle). The flow rate was .
Growth rate of the Xe layer vs flow rate of Xe gas. Filled circle data points were obtained at a rotation speed of . Open circle and square data point were obtained at 600 and , respectively.
Growth rate of the Xe layer vs rotation speed of the drum. The flow rate was .
Illustration of the wipers. Three types of wipers having different cross sections (A, B, and C) were tested.
Improved recovery speed of the Xe layer by the wipers vs rotation speed of the drum. Test results with the type A, B, and C wipers are plotted as filled circle, square, and triangle, respectively. The flow rate was .
Thermal and physical properties of Xe and .
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