How blue LED light works
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💙💡 Blaues LED-Licht wirkt heute völlig selbstverständlich, dabei hat die Forschung fast 30 Jahre daran geknabbert. Denn ohne Blau gäbe es weder weißes LED-Licht noch moderne Displays oder sparsame Beleuchtung, wie wir sie heute kennen. Im Video zeige ich dir, warum ausgerechnet diese eine Farbe so schwer herzustellen war – und ...
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