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 ...

January 28, 2026 • To the casual observer, it might seem like the U.S. has spent years in a constant state of protest — and they’re only getting more intense under the second Trump administration. So ...

Whether you're trying to chat with team members, organize a project, or work on a shared spreadsheet, the top online collaboration tools we've tested can help. I'm an expert in software and ...