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 …

Germanium (Ge) has played a key role in silicon photonics as an enabling material for
datacom applications. Indeed, the unique properties of Ge have been leveraged to develop …

The GeSn detector offers high-performance Si-based infrared photodetectors with
complementary metal-oxide-semiconductor (CMOS) technique compatibility. In this work, we …

Monolithic lasers on Si have long been anticipated as an enabler of full photonic integration,
and significant progress in GeSn material development shows promise for such laser …

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

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 …

Lasing from direct bandgap group-IV GeSn alloys has opened a new venue for the
development of Si-based monolithic laser. In this work, we demonstrate optically pumped …

GeSn alloys have already attracted extensive attention due to their excellent properties and
wide-ranging electronic and optoelectronic applications. Both theoretical and experimental …

Recent development of group-IV alloy GeSn indicates its bright future for the application of
mid-infrared Si photonics. Relaxed GeSn with high material quality and high Sn composition …

Evanescent-wave optical biosensors have become an attractive alternative for the screening
of nucleic acids in the clinical context. They possess highly sensitive transducers able to …