Recent advances in high-contrast metastructures, metasurfaces, and photonic crystals
In the past decade, the research field that uses arrays of high-index-contrast near-
wavelength dielectric structures on flat surfaces, known as high-contrast metastructures …
wavelength dielectric structures on flat surfaces, known as high-contrast metastructures …
Angle-multiplexed metasurfaces: encoding independent wavefronts in a single metasurface under different illumination angles
The angular response of thin diffractive optical elements is highly correlated. For example,
the angles of incidence and diffraction of a grating are locked through the grating momentum …
the angles of incidence and diffraction of a grating are locked through the grating momentum …
Photonic integrated multiwavelength laser arrays: Recent progress and perspectives
With the significant technology advancement in photonic integration and the demands of
compact light sources of multiple wavelengths, multiwavelength laser arrays (MWLAs) can …
compact light sources of multiple wavelengths, multiwavelength laser arrays (MWLAs) can …
Wavelength-swept VCSELs
The ability to continuously tune the wavelength of a laser is of critical importance and is a
fundamental building block for many optical systems, including wavelength division …
fundamental building block for many optical systems, including wavelength division …
Highly sensitive narrowband Si photodetector with peak response at around 1060 nm
L Wang, H Luo, H Zuo, J Tao, Y Yu… - … on Electron Devices, 2020 - ieeexplore.ieee.org
Photodetection at a wavelength of about 1060 nm is very important for applications including
medical imaging, optical communication, and light detection and ranging. In this article, a …
medical imaging, optical communication, and light detection and ranging. In this article, a …
Monolithic high-contrast metastructure for beam-sha** VCSELs
We report a high-contrast metastructure (HCM) mirror as a novel beam-sha** element for
vertical-cavity surface-emitting lasers (VCSELs). The metastructure is monolithically …
vertical-cavity surface-emitting lasers (VCSELs). The metastructure is monolithically …
Electrically injected VCSEL with a composite DBR and MHCG reflector
We achieve the continuous-wave (CW) lasing of electrically-injected, first-of-their-kind
vertical-cavity surface-emitting lasers (VCSELs) that use a subwavelength monolithic high …
vertical-cavity surface-emitting lasers (VCSELs) that use a subwavelength monolithic high …
Improvement of output efficiency of p-face up photonic-crystal surface-emitting lasers
We optimized the p-side emission device configuration of photonic-crystal surface-emitting
laser (PCSEL) to facilitate the easier chip process and wafer level testing as well as the …
laser (PCSEL) to facilitate the easier chip process and wafer level testing as well as the …
High-power VCSEL-pumped slab laser with temperature fluctuation adaptability
PC Di, XP Li, J Yang, RJ Wang… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
A face-pumped Nd: YAG slab laser with high-power output and temperature fluctuation
adaptability is proposed and demonstrated for the first time. A two-dimensional (2D) vertical …
adaptability is proposed and demonstrated for the first time. A two-dimensional (2D) vertical …
Simultaneous solar rejection and infrared emission switching using an integrated dielectrics-on-VO2 metasurface
Passive infrared emittance switching can be achieved with a metal-to-insulating phase
transition material vanadium dioxide (VO2), but its non-transitioning bandgap results in high …
transition material vanadium dioxide (VO2), but its non-transitioning bandgap results in high …