New research has achieved a significant breakthrough in color switching for nanocrystals, unlocking exciting possibilities for a simple, energy efficient display design and for tunable light sources ...

A new ring-based tunable laser on a chip emits multiple wavelengths smoothly, offering a compact, cost-effective alternative for sensing, diagnostics, and more. (Nanowerk News) Researchers in the ...

Ever since optical transport in the direct service of Internet Protocol (IP) became a preferred architecture in the mid-1990s, the holy grail of optical data researchers has been the fully connected ...

A team at Harvard and Technical University of Vienna have invented a new tunable laser that uses a series of rings to smoothly emit many light wavelengths from a single chip. The laser could replace ...

Berkeley -- Today's transistors and light emitting diodes (LED) are based on silicon and gallium arsenide semiconductors, which have fixed electronic and optical properties. Now, University of ...