An ultrathin dielectric meta-lens has been created that improves focusing capabilities but can also be scaled down to a tiny size for integration with photonics equipment.
Optics & Photonics
Oct 24, 2022
0
14
Location-based services are becoming increasingly important in indoor environments with the development of Internet-of-thing (IoT) technologies. The visible light positioning (VLP) system offers great potential because of ...
Optics & Photonics
Sep 30, 2022
0
25
A team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed a high-sensitivity differential Helmholtz photoacoustic cell and successfully applied it to methane detection.
Optics & Photonics
Sep 28, 2022
0
1
Researchers have developed a metasurface device that can display three types of images depending on the illumination light. The three-channel device could be used as an anticounterfeiting measure or offer a new way to securely ...
Optics & Photonics
Sep 27, 2022
0
83
Researchers have created a flexible needle-like endoscopic imaging probe that can acquire 3D microscopic images of tissue. The bendability is possible thanks to a new flexible graded index (GRIN) lens developed by the researchers.
Optics & Photonics
Sep 21, 2022
0
89
Around the world, specialists are working on implementing quantum information technologies. One important path involves light: Looking ahead, single light packages, also known as light quanta or photons, could transmit data ...
Optics & Photonics
Sep 20, 2022
0
41
A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed a new spectrometer capable of remotely sensing atmospheric methane (CH4), water vapor ...
Optics & Photonics
Sep 20, 2022
0
13
Researchers have developed an analytical instrument that uses an ultrafast laser for precise temperature and concentration measurements of hydrogen. Their new approach could help advance the study of greener hydrogen-based ...
Optics & Photonics
Sep 13, 2022
0
41
High-index dielectric nanostructures supporting electric and magnetic resonances have emerged as new building blocks in nanophotonics for novel functionalities.
Nanophysics
Sep 13, 2022
0
27
Researchers have developed a thin lens with a continuously tunable focal length. The new lens could one day make visual fatigue from augmented and virtual reality (AR/VR) devices a thing of the past.
Optics & Photonics
Sep 8, 2022
0
203
