aluminium ‘sandwich’ structures tagged posts

Return to the Fold for Super-Strong Structures

Return to the fold for super-strong structures

An origami pattern known as the Miura fold can help dissipate energy inside explosive-proof structural panels. Credit: Swinburne University of Technology

Lightweight structural panels that can stop bullets or withstand bombs are the goal of a team of researchers working at Swinburne. A team led by Professor Guoxing Lu from Swinburne’s School of Engineering has put a modern twist on this ancient science by replacing solid metal panels with super-tough and light aluminium ‘sandwich’ structures inspired by Japanese origami patterns. A typical sandwich panel inserts a soft, semi-hollow inner core between 2 thin and strong outer skins. Spacing the skins a small distance apart makes the panels much stiffer than the sheet would otherwise be while dramatically decreasing overall bulk...

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