The emergence of silicon photonics over the past two decades has established silicon as a
preferred substrate platform for photonic integration. While most silicon-based photonic …

With the emerging trend of big data and internet of things, silicon (Si) photonics technology
has been developed and applied for high‐bandwidth data transmission. Contributed by the …

Strained GeSn alloys are promising for realizing light emitters based entirely on group IV
elements. Here, we report GeSn microdisk lasers encapsulated with a SiN x stressor layer to …

(Si) GeSn semiconductors are finally coming of age after a long gestation period. The
demonstration of device-quality epi-layers and quantum-engineered heterostructures has …

This paper reports the demonstration of optically pumped GeSn edge-emitting lasers grown
on Si substrates. The whole device structures were grown by an industry standard chemical …

Silicon photonics continues to progress tremendously, both in near-infrared
datacom/telecoms and in mid-IR optical sensing, despite the fact a monolithically integrated …

A Si-based monolithic laser is strongly desired for the full integration of Si-photonics. Lasing
from the direct bandgap group-IV GeSn alloy has opened a new avenue, different from the …

Recent demonstrations of optically pumped lasers based on GeSn alloys put forward the
prospect of efficient laser sources monolithically integrated on a Si photonic platform. For …

Germanium has long been regarded as a promising laser material for silicon based opto-
electronics. It is CMOS-compatible and has a favourable band structure, which can be tuned …

The integration of efficient, miniaturized group IV lasers into CMOS architecture holds the
key to the realization of fully functional photonic-integrated circuits. Despite several years of …