Realizing efficient on-chip light sources has long been the “holy-grail” for Si-photonics
research. Several important breakthroughs were made in this field in the past few years. In …

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 …

(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 …

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 …

The availability of high-frequency pulsed emitters in the 2–2.5 μm wavelength range paved
the way for a wealth of new applications in ultrafast spectroscopy, free-space and fiber …

The success of GeSn alloys as active material for infrared lasers could pave the way toward
a monolithic technology that can be manufactured within mainstream silicon photonics …

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

SiGeSn holds great promise for enabling fully group-IV integrated photonics operating at
wavelengths extending in the mid-infrared range. Here, we demonstrate an electrically …

Semiconductor membranes emerged as a versatile class of nanomaterials to control lattice
strain and engineer complex heterostructures enabling a variety of innovative applications …

GeSn alloys are promising materials for light emitters monolithically grown on silicon. In this
work, we demonstrate room temperature (RT) lasing in a GeSn hetero-structure with 17.2 …