Latest Articles
Tissue Welding Using Lasers for Sutureless Surgical Procedures
Tissue welding is a relatively new procedure that aims to seal wounds and openings in a surgery using laser. The first tissue welding application using lasers was done in 1964 to join small blood vessels ...
A Novel Handheld Viscosity Sensor for Medical and Industrial Applications
A research team at Keio University in Japan devised a novel handheld viscosity sensor capable of quick, non-contact in situ measurements. Viscosity is a fundamental property for liquid analysis in a wide ...
Visual SLAM: Sensor Application in Autonomous Mobile Robots
Visual SLAM is now a trending approach in autonomous mobile robot development. Mobile robot is the one capable of transporting itself from place to place. For example, the first mobile robot emerged as a ...
Holographic Technology: More Than Entertainment
People who are fans of superhero movies will remember that iconic scene in Iron Man where Tony Stark is in his workshop moving around all of the holograms. Even more iconic is that scene in A New Hope when ...
Optical Computing: Prospects and Challenges
Optical fibers show promise not just in long-range information transmission, but also in fully optical computers. Image courtesy of tOrange.biz What is optical computing? For many decades, the processing ...
Optogenetics: The Future of Lasers in Neurology for Brain Studies
Optogenetics is the emerging field of using light to control and study neuronal activity. In 2005, a Stanford University team was able to use a light-sensitive microbial protein to control the timing of ...
Cancer Cell Detection Using a Low-Cost Fluorometer
For women across all socioeconomic groups, breast cancer poses a large threat. Approximately 1 in every 8 women will be diagnosed with the cancer during her lifetime. Additionally, it is one of the leading ...
A Practical and Low-Cost Approach to Artificial Compound Eyes
Compound eyes provide insects with the ability to quickly react to danger. These eyes posses a much wider field-of-view, higher light sensitivity, and superior sensitivity to motion when compared to the ...
Mode-Locked Lasers Improved With Graphene Technology
Ever since graphene sheets were isolated from bulk graphite in 2004, two-dimensional materials have received an immense amount of interest for their unexpected and novel electronic and optical properties. ...
Photobleaching Using Lasers for Teeth Whitening in Dentistry
Lasers in dentistry have been explored since the early 1960s. At its infancy, the practitioners of the field used Ruby lasers. They used the pulses emitted from such lasers to ablate the tooth enamel to ...