Optoelektronischer Halbleiterchip und Verfahren zur Herstellung eines optoelektronischen Halbleiterchips

An optoelectronic semiconductor chip includes a semiconductor layer sequence having an active layer that generates electromagnetic radiation, two contact elements on a back side of the semiconductor layer sequence, a radiolucent cooling element on a front side of the semiconductor layer sequence opposite the back side, and a siloxane-containing converter layer between the cooling element and the semiconductor layer sequence, wherein the contact elements are configured for electrical contacting of the semiconductor chip and are exposed in the unmounted state of the semiconductor chip, the cooling element is different from a growth substrate of the semiconductor layer sequence, and the cooling element has a thermal conductivity of at least 0.7 W/(m·K).