Rare earth-doped active fibers are crucial in space-based applications, such as space laser communication, laser radar, and space waste disposal. However, the space radiation environment can lead to a sharp increase in the ...
Optics & Photonics
Jun 22, 2021
0
5
Researchers have developed a way to dynamically switch the surface of liquidmetal between reflective and scattering states. This technology could one day be used to create electrically controllable mirrors or illumination ...
Optics & Photonics
Jun 14, 2021
0
223
Researchers have developed a unique inkjet printing method for fabricating tiny biocompatible polymer microdisk lasers for biosensing applications. The approach enables production of both the laser and sensor in a room temperature, ...
Optics & Photonics
Feb 3, 2021
0
83
Researchers have developed an automated 3-D printing method that can produce multicolor 3-D microstructures using different materials. The new method could be used to make a variety of optical components including optical ...
General Physics
Sep 16, 2020
0
160
Connecting LEDs with transparent conductive circuits has made it possible to turn glass windows, walls and building exteriors into see-through displays that inform or entertain viewers with videos and images. A new approach ...
Nanomaterials
Nov 4, 2019
0
26
The field of topology or the study of how surfaces behave in different dimensions has profoundly influenced the current understanding of matter. The prime example is the topological insulator, which conducts electricity only ...
Optics & Photonics
Aug 14, 2019
0
86
A growing number of applications, including smartphone cameras, depend on microlenses to boost performance. A newly developed technology, called laser catapulting, could make it much easier and less expensive to fabricate ...
Optics & Photonics
Jun 12, 2019
0
3
The color of a material can often tell you something about how it handles heat. Think of wearing a black shirt on a sweltering summer's day—the darker the pigment, the warmer you're likely to feel. Likewise, the more transparent ...
Materials Science
Apr 2, 2019
0
74
Researchers have discovered that the ancient technique of heating metal to create vibrant colors creates a nanostructured surface that acts as a perfect light absorber. Perfect light absorbers—materials that absorb more ...
Nanomaterials
Feb 20, 2019
0
60
A variety of laser-based techniques can be used to produce colorful artwork on metals. However, each approach typically requires a different type of laser and very specific settings. In a new study, researchers describe how ...
Optics & Photonics
Feb 19, 2019
0
77
