Lincoln’s original patent model was acquired by the Smithsonian in 1908. This replica was built by the Smithsonian in 1978 for long-term display to preserve the fragile original. NMAH/SI Upon hearing ...
Laser-produced plasmas are plasmas produced by firing high-intensity beams of light. Laser-produced plasmas have been used to create short bursts of x-rays and to accelerate particles — so-called ...
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