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spallation

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Very high-speed photography of a small projectile striking a thin aluminium plate at 7,000 m/s. The impact causes the projectile to disintegrate, and generates a large number of small fragments from the aluminium (spallation). This can occur without penetration of the plate.

スポール(剥離)現象のメカニズム物理的衝撃から自然風化まで

スポール剥離spallation機械的剥離