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| World record 200 W passive, world's first thermal bypass for laser diode bars: |
| D. Lorenzen et al.: Passively cooled diode lasers in the cw power range of 120 to 200W Proc. SPIE 6876, paper 68760Q (presentation at PhotonicsWest 2008, january 22nd 2008) |
| World record 500 W active, world's first direct comparison of indium vs. AuSn packaging: |
| D. Lorenzen et al.: Comparative performance studies of indium and gold-tin packaged diode laser bars Proc. SPIE 6104, paper 610404 (presentation at PhotonicsWest 2006, january 23rd 2006) |
| World's first surface measurement of CTE by electronic speckle pattern interferometry (ESPI): |
| D. Lorenzen et al.: ESPI-supported CTE-measurements on highly thermally conductive substrates for high power diode lasers Proc. SPIE 4945, 174-185 (presentation at PhotonicsEurope 2003, 2003) |