Ultrafast Laser Microwelding using Filamentation - Osaka University
Ultrafast Laser Microwelding using Filamentation - Osaka University
Ultrafast Laser Microwelding using Filamentation - Osaka University
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Joining strength (Same material)<br />
Pulse Energy [µJ/pulse]<br />
10<br />
5<br />
15.4<br />
MPa 14.9<br />
MPa<br />
14.9<br />
MPa<br />
0.01<br />
15.3<br />
MPa<br />
15.2<br />
MPa<br />
15.1<br />
MPa<br />
15.2<br />
MPa<br />
15.0<br />
MPa<br />
14.9 MPa<br />
14.9<br />
MPa<br />
14.9<br />
MPa<br />
0.1 1<br />
Scanning Speed [mm/s]<br />
Map of joining strength<br />
Borosilicate glass<br />
Fused silica glass<br />
- 15 MPa ~ 153 kgf/cm 2<br />
- Usual adhesive ~ 50 kgf/cm 2<br />
(kgf: kilogram force)<br />
9
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