Search Results for: beam

Medical Lasers: A Guide to Various Effects and Choices
Medical Lasers: A Guide to Various Effects and Choices
The first medical application of lasers was reported by Goldman in 1962. In cardiovascular surgery, McGuff first used a Ruby laser in 1963 for the experimental ablation of atherosclerotic plaques. After a ...
Laser Cooling: A Future for Cryogenics Without Liquid Coolants
Laser Cooling: A Future for Cryogenics Without Liquid Coolants
Low temperature physics has helped us produce exotic quantum materials such as superconductors. This usually requires cryogenic fluids such as liquid nitrogen and helium for operation. Recently cooling ...
Surface Emitting Lasers: Types and Applications in Sensing
Surface Emitting Lasers: Types and Applications in Sensing
Since the first demonstration of the laser in 1960, people have endeavored to make lasers more compact. Semiconductor lasers achieved this desired compactness employing so called heterostructures. This ...
Diode Lasers for Cytometry: Cell Counting and Sorting
Diode Lasers for Cytometry: Cell Counting and Sorting
Since the invention of the first operating laser in 1960, lasers have been designed in various regions of the electromagnetic spectrum and output powers. Soon after the advent of semiconductor fabrication ...
Biodegradable Polymer Manufacturing Through Laser Processing
Biodegradable Polymer Manufacturing Through Laser Processing
A team of researchers from Keio University in Japan has published their results on utilizing laser processing to produce biodegradable polymers for use in tissue engineering. Biocompatible polymers are ...
A Novel Adaptive Optics System For The Very Large Telescope
A Novel Adaptive Optics System For The Very Large Telescope
The Very Large Telescope – located in northern Chile- is one of the world’s most advanced optical instruments.  The VLT consists of four unit telescopes capable of high-resolution spectroscopy and ...
Laser Manufacturing of Microfluidic Devices
Laser Manufacturing of Microfluidic Devices
Microfluidics is the field of science and engineering that involves itself with fluids at a sub-millimeter scale. Many biological, chemical, and physical processes either occur or can be simulated at such ...
Silicon Photonic Circuits for Optical Interconnects and All Optical Processing
Silicon Photonic Circuits for Optical Interconnects and All Optical Processing
Silicon photonics is the technology of using optical processing components made of silicon itself, rather than other materials. Electronic interconnects with copper contribute to high power consumption and ...
Two-Photon Polymerization of Cellular Scaffolds
Two-Photon Polymerization of Cellular Scaffolds
In many tissue engineering experiments, a form of support is required to promote cell growth. Three dimensional scaffolds provide an artificial extracellular matrix, attachment sites for cells, support for ...
Combination Laser Processing of Nickel-Chromium Alloys
Combination Laser Processing of Nickel-Chromium Alloys
Developments in combination laser processing techniques have the potential to improve the manufacturing of metal parts. Researchers at the University of Basque Country proposed a combination of Laser Metal ...