Dyson V15 Detect: Saturn's low-cost laser cordless vacuum cleaner

A group of researchers from the Max Planck Institute of Optoelectronics has made a significant breakthrough in using laser cooling to travel sound waves. This development brings us one step closer to the quantum ground state of sound in waveguides, which is of great significance for quantum communication systems and future quantum technology.By using laser cooling, scientists can significantly red...

Since the 1960s, lasers have brought revolutionary changes to the world and have now become an indispensable tool in modern applications, from cutting-edge surgical procedures and precision manufacturing to fiber optic data transmission. However, with the increasing demand for laser applications, challenges have also arisen. For example, the market for fiber lasers is constantly expanding, mainly ...

Recently, Professor Chen Qian and Professor Zuo Chao's research group from the School of Electronic Engineering and Optoelectronic Technology at Nanjing University of Science and Technology proposed a minimalist optical imaging method based on programmable masks - programmable Fresnel zone aperture lensless imaging technology. The related achievement, titled "Lensless Imaging with a Programmable F...

High brightness semiconductor lasers have extremely important applications in fields such as laser radar. Traditional semiconductor lasers face challenges such as large vertical divergence angle, elliptical beam output, multiple lateral modes, and poor beam quality, which limit the direct application of high brightness semiconductor lasers.In response to this challenge, the team from the Bimberg S...

Scientists have advanced this field by stabilizing exciton polaritons in semiconductor photonic gratings, achieving long-lived and optically configurable quantum fluids suitable for complex system simulations.Researchers from Leicester CNR Nanotec and the School of Physics at the University of Warsaw used a new generation of semiconductor photonic gratings to optically customize the composite of q...