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Single Bar Diode Laser | Solder Connection

Numeric designationSingle Bar Diodenlaser | Lötverbindung
Chemical designationSingle Bar Diodenlaser | Lötverbindung
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Cross-section through a single bar diode laser with passive heat sink. The GaAs semiconductor is soldered onto the gold-plated Cu heat sink. The micrographs show local defects in the soldering.