Shock melting of ordinary chondrite powders and implications for asteroidal regoliths
Shock melting of ordinary chondrite powders and implications for asteroidal regoliths
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普通球粒陨石粉末的冲击熔化及其对小行星风化层的影响
DOI:
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发表时间:
2005
期刊:
影响因子:
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通讯作者:
L. Le
中科院分区:
文献类型:
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作者:
F. Hörz;M. Cintala;T. See;L. Le
Abstract— A series of 59 impacts in the laboratory reduced a coherent 460 g piece of the L6 ordinary chondrite ALH 85017 to a coarse‐grained “regolith.” We then subjected the 125–250 μm fines from this sample to reverberation shock stresses of 14.5–67 GPa in order to delineate the melting behavior of porous, unconsolidated, chondritic asteroid surfaces during meteorite impact.