A review of silicon subwavelength gratings: building break-through devices with anisotropic metamaterials
Silicon photonics is playing a key role in areas as diverse as high-speed optical
communications, neural networks, supercomputing, quantum photonics, and sensing, which …
communications, neural networks, supercomputing, quantum photonics, and sensing, which …
Roadmap on Label‐Free Super‐Resolution Imaging
Label‐free super‐resolution (LFSR) imaging relies on light‐scattering processes in
nanoscale objects without a need for fluorescent (FL) staining required in super‐resolved FL …
nanoscale objects without a need for fluorescent (FL) staining required in super‐resolved FL …
Triboelectric mechanical sensors—Progress and prospects
The development of sensing technologies has increased the intelligence level of equipment.
It is difficult for traditional sensing technologies to meet many current application …
It is difficult for traditional sensing technologies to meet many current application …
Advances in colloidal building blocks: toward patchy colloidal clusters
The scalable synthetic route to colloidal atoms has significantly advanced over the past two
decades. Recently, colloidal clusters with DNA‐coated cores called “patchy colloidal …
decades. Recently, colloidal clusters with DNA‐coated cores called “patchy colloidal …
High-efficiency reflector-less dual-level silicon photonic grating coupler
We present the design and experimentally demonstrate a dual-level grating coupler with
subdecibel efficiency for a 220 nm thick silicon photonics waveguide which was fabricated …
subdecibel efficiency for a 220 nm thick silicon photonics waveguide which was fabricated …
High-precision two-dimensional displacement metrology based on matrix metasurface
H Zang, Z Zhang, Z Huang, Y Lu, P Wang - Science Advances, 2024 - science.org
A long-range, high-precision, and compact transverse displacement metrology is of crucial
importance in both industries and scientific researches. However, it is a great challenge to …
importance in both industries and scientific researches. However, it is a great challenge to …
Optical fingerprint of flat substrate surface and marker-free lateral displacement detection with angstrom-level precision
We report that flat substrates such as glass coverslips with surface roughness well below 0.5
nm feature notable speckle patterns when observed with high-sensitivity interference …
nm feature notable speckle patterns when observed with high-sensitivity interference …
Ultra-sensitive measurement of transverse displacements with linear photonic gears
Accurately measuring mechanical displacements is essential for a vast portion of current
technologies. Several optical techniques accomplish this task, allowing for non-contact …
technologies. Several optical techniques accomplish this task, allowing for non-contact …
High sensitivity and full-circle optical rotary sensor for non-cooperatively tracing wrist tremor with nanoradian resolution
In this article, a novel optical rotary sensor based on laser self-mixing interferometry is
developed for the full-circle rotation measurement. The proposed sensor is convenient to …
developed for the full-circle rotation measurement. The proposed sensor is convenient to …
Integrated Janus dipole source for selective coupling to silicon waveguide networks
The efficient selective and directional coupling of light to waveguiding circuitry at the
nanoscale is one of the key challenges in nanophotonics, as it constitutes a prerequisite for …
nanoscale is one of the key challenges in nanophotonics, as it constitutes a prerequisite for …