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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When the first laser and inkjet printers for PCs arrived in the mid-1980s, they could only print in monochrome, and their respective advantages were obvious. Today, the differences between laser and ...

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Abstract: The refractive index of an optical fiber can be locally modified through exposure to femtosecond laser pulses. This feature enables direct inscription of waveguides in the fiber cladding.