Trump threatens to halt federal money next month not only to sanctuary cities but also their states US marshals join search for Timothy Busfield on arrest warrant: report Mike Tomlin steps down, NFL ...

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During femtosecond laser fabrication, photons are mainly absorbed by electrons, and the subsequent energy transfer from electrons to ions is of picosecond order. Hence, lattice motion is negligible ...

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 ...