Sports concussions are a public health concern. Improving helmet performance to reduce
concussion risk is a key part of the research and development community response. Direct …

In the present paper, a semi-analytical solution is presented for the free vibration analysis of
a sandwich cylindrical shell with a reentrant auxetic honeycomb (AH) core fabricated from …

Ice hockey has one of the highest concussion rates in sport. During player-to-player
collisions, the most common concussive scenario, helmets have been shown to offer limited …

In this study, the effects of impact angle and impactor geometry were investigated on the
impact behavior of aluminum honeycombs experimentally and numerically. The high …

Modern civilian armored vehicles are extremely important vehicles designed to meet today's
complex and variable security needs. These vehicles are equipped with a perfect synthesis …