Lunar Pemafrost: Dielectric Identification

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Science  16 Mar 1973:
Vol. 179, Issue 4078, pp. 1122-1123
DOI: 10.1126/science.179.4078.1122


A simulator of lunar permafrost at 100°K exhibits a dielectric relaxation centered at approximately 300 hertz. If permafrost exists in the moon between 100° and 213°K it should present a relaxation peak at approximately 300 hertz. For temperatures up to 263°K it may go up to 20 kilohertz.