The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in ...

As Head of Research at Ionic Mineral Technologies, Dr. Zheng will lead initiatives to optimize the company's silicon anode materials, strengthen industry partnerships, and accelerate commercialization ...

Astronomers from Turkey and Japan have performed optical observations of a recently discovered nearby supernova remnant known ...

Reliability of the laser is especially crucial and is perceived to be a limiting factor in scaling optical interconnects for future AI "factories." The use of quantum dot material provides ...

Key Laboratory of Photochemistry, Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China University of Chinese Academy of ...

Scientists from China have developed high-performance colloidal quantum-dot (CQD)  surface-emitting laser array based on circular Bragg resonator (CBR). The CQD CBR laser array, leveraging ...

Migratory locusts display striking phenotypical plasticity. Gregarious locusts at high density can migrate long distances and cause huge economic losses of crops. By contrast, solitary locusts at low ...

The optical illusions are those mind-bending games that play with shapes and images and point of view. There are kinds of optical illusions: physical, physiological, and cognitive, which put the ...

First, the breakdown of Dennard scaling, which posited that as transistors shrink, power density ... on bulk optical components, which are not yet suitable for large-scale integration. Transitioning ...

The interlocked material contains 100 trillion mechanical bonds per 1 square centimeter -- the highest density of mechanical bonds ever achieved. Small amounts of the mechanically interlocked ...

Materials innovation is one of the key drivers of major technological breakthroughs. The discovery of lithium cobalt oxide in the 1980s laid the groundwork for today’s lithium-ion battery technology.

In a world-first, scientists used precisely controlled optical traps ... sensors and to understand the quantum nature of complex materials." The research achieved exceptionally high entanglement ...