rspa20160863_si_001.mp4 (3.49 MB)
Sinuous flow in Al foil delamination from The cutting of metals via plastic buckling
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posted on 2017-05-22, 08:36 authored by Anirudh Udupa, Koushik Viswanathan, Yeung Ho†, Srinivasan ChandrasekarHigh-speed movie showing role of buckling in development of sinuous flow. Aluminum foil is bonded to a copper substrate and is cut using a sharp wedge. Streaklines from PIV analysis highlight the deformation of the foil. Repeated buckling leading to fold formation is clearly visible.