How a Laser Heats up: Operando Spatio-temporal Heat Dynamics Mapping in Group-IV Lasers

Bernd Witzigmann, Agnieszka Anna Corley‐Wiciak, Cedric Corley-Wiciak, Lukas Seidel, Gianfranco Sfuncia, Jhonny Tiscareño-Ramírez, Omar Concepción, Peter Boesecke, Steven Leake, Paul Antoine Douissard, Michael Oehme, Giuseppe Nicotra, Dan Buca, T. U. Schülli, Giovanni Capellini