Atomic clusters, consisting of a few to a few thousand atoms, have emerged over the past 40 years as the ultimate nanoparticles, whose structure and properties can be controlled one atom at a time. More importantly, the possibility of creating a new class of materials, composed of clusters instead of …

More than thirty countries produce mines, and twenty countries export them. Iran has reportedly laid several thousand naval mines, North Korea’s 50,000, China 100,000 or so, and Russia estimated quarter-million. Since World War II, sea mines have damaged or sunk four times more U.S. Navy ships than all other means …

Gun-launched guided munitions are of tremendous interest to the U.S. Army. These technologies offer more accuracy, extended range through glide, more favorable terminal approach for lethality, and the ability to engage advanced threats like partially hidden (defilade) and moving ground and air targets. Current gun-launched guided munition technologies are limited to indirect …