A German research team has developed a new type of perovskite stacked battery

In the long history of technological development, every major breakthrough in technology is like a shining star, illuminating the path forward for humanity. At the Photonics West conference in 2025, numerous breakthroughs in cutting-edge photonics technologies attracted the attention of the global academic and industrial communities. Several important technological advancements reported in this ex...

A new device composed of semiconductor rings generates pairs of entangled photons, which can be used in photon quantum processors.Quantum light sources generate entangled photon pairs, which can be used in quantum computing and cryptography. A new experiment has demonstrated a quantum light source made from semiconductor gallium nitride. This material provides a multifunctional platform for devic...

Real time and high-precision optical flow estimation is crucial for analyzing dynamic scenes in computer vision. Although traditional methods are fundamental, they often encounter issues with computation and accuracy, especially when executed on edge devices. The emergence of deep learning has driven the development of this field, providing higher accuracy, but at the cost of sacrificing computati...

Starting company 3DM from Israel has developed a new laser powder bed fusion technology (SLS) and recently released its first product. It is reported that the new technology developed by this young company established in 2016 will open up the possibility of new materials.3DM quantum cascade laserThe quantum cascade laser (QCL) stands out in the competition of 3DM in the SLS field. QCL was develope...

Recently, the research team of the Aerospace Laser Technology and System Department of the Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, reported for the first time a low repetition frequency full polarization maintaining 9-shaped cavity fiber laser at 915 nm. The relevant research results were published in Optics Express under the title "Low repetition rate 915 nm ...