Transistors in computer chips work electrically, but data can be transmitted more quickly with light. Researchers have therefore been looking for a way to integrate a laser directly into silicon chips for a long time. A team ...
Optics & Photonics
Mar 20, 2020
1
30
The first ever integrated nanoscale device which can be programmed with either photons or electrons has been developed by scientists in Harish Bhaskaran's Advanced Nanoscale Engineering research group at the University of ...
Nanophysics
Nov 29, 2019
0
919
Physicists and materials scientists have developed a compact optical device containing vertically stacked metasurfaces that can generate microscopic text and full-color holograms for encrypted data storage and color displays. ...
A variety of two-dimensional materials that have promising properties for optical, electronic, or optoelectronic applications have been held back by the fact that they quickly degrade when exposed to oxygen and water vapor. ...
Nanomaterials
Oct 4, 2019
0
536
Researchers have created a silicon carbide (SiC) photonic integrated chip that can be thermally tuned by applying an electric signal. The approach could one day be used to create a large range of reconfigurable devices such ...
Optics & Photonics
Oct 2, 2019
0
175
Optical devices create, guide, and detect electromagnetic waves and include lasers, telescopes, and solar cells. Most of the materials used in these devices are challenging for certain applications because of a phenomenon ...
Optics & Photonics
Sep 18, 2019
0
477
Scientists at Nanyang Technological University, Singapore (NTU Singapore) have developed a new way to measure distances at the nanoscale—one nanometer being one billionth of a meter—using light.
Nanophysics
Sep 5, 2019
0
1238
Scientists are using nanoparticle screening on personal care products and finding previously thought toxic chemicals may not be harmful.
Bio & Medicine
Aug 27, 2019
0
69
Tissue engineers create artificial organs and tissues that can be used to develop and test new drugs, repair damaged tissue and even replace entire organs in the human body. However, current fabrication methods limit their ...
Materials Science
Aug 23, 2019
0
652
Engineers at the University of California San Diego have developed the thinnest optical device in the world—a waveguide that is three layers of atoms thin.
Optics & Photonics
Aug 12, 2019
2
646
