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Metal Foam can allow lighter radiation shielding that is twice as effective as Aluminum

July 25, 2015

North Carolina State University researchers have found that lightweight composite metal foams they had developed are effective at blocking X-rays, gamma rays, and neutron radiation, and are capable of absorbing the energy of high-impact collisions.

Sourced through Scoop.it from: nextbigfuture.com

A lighter, more effective shield against high energy radiation could silence the nay-sayers who claim humans will never be able to survive lengthy journeys to deep space destinations, such as Mars. 

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