搜索结果: 1-15 共查到“国际动态 laser”相关记录52条 . 查询时间(0.171 秒)
Using a precisely tuned, ultrafast laser, a Cornell researcher showed that the atomic structure of yttrium titanate could be changed to stabilize its magnetism at temperatures three times higher than ...
Fluor and Longview MoU for laser fusion development（图）
激光 聚变开发 Longview Fusion Energy Systems
2023/4/21
Fluor Corporation has signed a memorandum of understanding (MoU) with Longview Fusion Energy Systems to be its engineering and construction partner in designing and planning laser fusion energy commer...
王钦华、许峰在Laser & Photonics Reviews上发表论文（图）
Laser & Photonics Reviews 偏振-光谱成像 全斯托克斯 空间复用 稀疏孔径 全介质超透镜 苏州大学
2022/5/19
江苏省先进光学制造技术重点实验室主任王钦华教授和合作者展示了一种单芯片全介质空间复用超透镜的宽带高效全斯托克斯偏振-光谱成像技术。通过设计特定纳米结构及稀疏孔径排布，同时实现了无动件的高效、高分辨率和高消光比的偏振光谱成像，打破了传统基于偏振器/滤光片的偏振光谱成像的低分辨率及低效率的限制。
With the addition of computers, laser cutters have rapidly become a relatively simple and powerful tool, with software controlling shiny machinery that can chop metals, woods, papers, and plastics. Wh...
A laser scanner acquired in 2020 by the EN department’s metrology laboratory produces high-resolution 3D modelling of a wide variety of components.
Cornell engineers used precisely timed laser pulses to control changeable properties in a quantum material, pioneering a method that may have wide applications across a class of materials with immense...
System's ability to boost laser precision at room temperature increases its usability（图）
boost laser precision room temperature increases usability
2020/7/17
Physicists at the Massachusetts Institute of Technology have designed a quantum "light squeezer" that reduces quantum noise in an incoming laser beam by 15%. It is the first system of its ki...
Scientists develop numerical capability of laser-driven X-ray imaging（图）
Scientists numerical capability laser-driven X-ray imaging
2020/7/3
A team of scientists led by University of Nevada Reno physicist Hiroshi Sawada has demonstrated that numerical modeling accurately reproduces X-ray images using laser-produced X-rays.The ima...
Raman microspectroscopy is a laboratory technique used to produce molecular fingerprints of materials and biological specimens. However, to date, fluorescence has interfered with effective application...
Bacteria trapped -- and terminated -- by graphene filter: Laser-induced graphene to remove pathogens from the air
Bacteria trapped terminated graphene filter pathogens
2019/10/10
Airborne bacteria may see what looks like a comfy shag carpet on which to settle. But it's a trap.
Rice University scientists have transformed their laser-induced graphene (LIG) into self-sterilizing...
Tiny,biocompatible laser could function inside living tissues（图）
Tiny,biocompatible laser could function tissue
2019/10/17
Researchers have developed a tiny nanolaser that can function inside living tissues without harming them. Just 50 to 150 nanometers thick, the laser is about 1/1,000th the thickness of a single human ...
Physics of laser frequency combs sheds light on nature’s problem-solving skills（图）
Physics laser frequency combs sheds light problem-solving skills
2019/10/23
Nature has a way of finding optimal solutions to complex problems. For example, despite billions of ways for a single protein to fold, proteins always fold in a way that minimizes potential energy. Sl...
Laser cavities take on new shapes and functionalities
Laser cavities new shapes functionalities
2017/10/26
Researchers have demonstrated the first laser cavity that can confine and propagate light in any shape imaginable, even pathways with sharp bends and angles. The new cavity, called a topological cavit...
Portland State laser mapping project shows landscape changes in Antarctica
Portland State laser mapping project landscape changes Antarctica
2017/9/5
Portland State University researchers and the National Science Foundation (NSF) have publically released high-resolution maps of the McMurdo Dry Valleys, a globally unique Antarctic polar desert.The P...
Tiny terahertz laser could be used for imaging,chemical detection（图）
Tiny terahertz laser imaging chemical detection
2017/9/4
Terahertz radiation — the band of the electromagnetic spectrum between microwaves and visible light — has promising applications in medical and industrial imaging and chemical detection, among other u...