Output power and beam quality are the two main bottlenecks for semiconductor lasers—the
favourite light sources in countless applications because of their compactness, high …

High-performance lasers are important to realize a range of applications including smart
mobility and smart manufacturing, for example, through their uses in key technologies such …

Recent years have seen rapid development of chip-scale atomic devices due to their great
potential in the field of biomedical imaging, namely chip-scale atomic magnetometers that …

We demonstrate high-power continuous-wave (CW) lasing oscillation of 1.3-µm wavelength
InP-based photonic-crystal surface-emitting lasers (PCSELs). Single-mode operation with …

Benefitting from narrow beam divergence, photonic crystal surface-emitting lasers are
expected to play an essential role in the ever-growing fields of optical communication and …

Semiconductor lasers are the heart for the development of technologies in many fields. In
recent decades, a new type of large-area surface-emitting lasers based on the in-plane …

For long distance optical interconnects, 1.3-μm surface-emitting lasers are key devices.
However, the low output power of several milliwatts limits their application. In this study, by …

We report on electrically driven InP-based photonic-crystal surface-emitting lasers
(PCSELs), which possess a deep-air-hole photonic crystal (PC) structure underneath an …

In this work, the spectral properties of distributed Bragg reflector-based photonic crystal
(DBR-PhC) structures were studied for the near-infrared (NIR) range. Different structural …

Optical performances of 950 nm p-side up photonic crystal surface emitting lasers (PCSELs)
with different types of air holes are numerically and experimentally investigated. Simulation …