Study shows why common explosive PETN sometimes fails

(Phys.org)—The explosive PETN has been around for a century and is used by everyone from miners to the military, but it took new research by Sandia National Laboratories to begin to discover key mechanisms behind what causes ...

New method developed to capture fingerprints on difficult surfaces

(PhysOrg.com) -- CSI notwithstanding, forensics experts cannot always retrieve fingerprints from objects, but a conformal coating process developed by Penn State professors can reveal hard-to-develop fingerprints on nonporous ...

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