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 ...

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Need to scan family photos, piles of documents, or expense receipts? Our experts have tested the best options for every scanning scenario. Since 2004, I have worked on PCMag’s hardware team, covering ...

A shoulder computed tomography scan or (CT or CAT scan) creates cross-sectional images of the shoulder using specialized X-ray cameras. This scan can help doctors see the bones and soft tissues in the ...