Ultrafast Laser Microwelding using Filamentation - Osaka University

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Scanning the filament Low repetition source Fast scanning ~ Gap High repetition source ~ Accumulation of heat Low repetition Slow scanning ~ No gap 6
Optical setup Samples Fixture Setup · Wavelength: 800 nm · Pulse duration: 130 fs · Repetition: 1 kHz · Incidence energy: ~ 1.0 µJ/pulse Fixture · Numerical aperture: 0.30 · Irradiation area: 100 µm x 100 µm · Translation speed: 5.0 µm/s 7
Page 1 and 2: Filament 08, 2nd International Symp
Page 3 and 4: Filamentation - balancing between s
Page 5: - Ultra-fast laser micro-welding of
Page 9 and 10: Joining strength (Same material) Pu
Page 11 and 12: Heterogeneous welding: 10 Pulse Ene
Page 13 and 14: Effects of Annealing ( silica glass
Page 15 and 16: Enhancement of optical transmittanc
Page 17 and 18: Heterogeneous welding: Material *Th
Page 19 and 20: (a) Side view (b) Top view (c) Whol
Page 21 and 22: Comparison with ns-pulse welding 30
Page 23 and 24: Difference of heat sources Femtosec
Page 25 and 26: Hermetic ceiling of ceramic package
Page 27 and 28: Summary -Ultra-fast laser micro-wel

Ultrafast Laser Microwelding using Filamentation - Osaka University

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