Laser scanning shows trees awaken to spring at their own pace—even within the same species in the same forest
Climatic stress events, such as extreme temperatures and prolonged droughts, are increasingly affecting tree growth and ...
Phys.org1mon
Optimized approach enables super-resolution 3D direct laser writing with unprecedented speed and resolution
3D manner. "Increasing the resolution—the minimum distance between two adjacent features—is difficult because the intense laser light can cause unwanted exposure in nearby areas during DLW ...
Researchers unveil unidirectional light focusing using diffractive optics
Researchers at the University of California, Los Angeles (UCLA) have unveiled a new optical technology that enables precise ...
The Debrief5d
Ultrafast Laser Breakthrough Reveals Light’s Ability to Instantly Transform Properties of Matter
The effects of ultra-fast lasers that can change material states in attoseconds are finally understood, thanks to new Israeli ...
Hosted on MSN11mon
Microprinting millions of microparticles in the blink of an eye through multi-photon 3D laser printing
A multi-photon (7 × 7)-focus 3D laser printer based on a 3D-printed diffractive optical element and a 3D-printed multi-lens array, Light: Advanced Manufacturing (2024). DOI: 10.37188/lam.
Hackaday13y
Build Your Own Line Laser For 3D Scanning
No, for two reasons: 1.) The laser is moving and it never has constant focus at any one location (think PWM, you’re not shining at full power on any one location). 2.) The power of this unit is ...
Purdue University6mon
Purdue researchers create single-photon method for large-scale laser-based 3D additive nanoprinting
“The technology uses less expensive light sources as simple as a laser pointer ... and health care. Femtosecond laser two-photon polymerization is widely used for 3D nanostructure fabrication.