Search Results for: optics

Mode-Locked Lasers Improved With Graphene Technology
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. ...
Dental Caries Diagnosis Using Fluorescence Imaging Techniques
Dental Caries Diagnosis Using Fluorescence Imaging Techniques
A research team from the Military Technical College and from Cairo University in Cairo, Egypt have developed a fluorescence hyper-spectral imaging system which can be employed for diagnosis and detection ...
Holmium Lasers: The Solid State Laser for Lithotripsy
Holmium Lasers: The Solid State Laser for Lithotripsy
Human beings have suffered from kidney stone problems since 7000 BC. Despite advances in treatment, incidence of renal stone disorder has increased over the past few decades. Lasers have been used to ...
Transmyocardial Surgery: Using Lasers to Increase Vascular Flow
Transmyocardial Surgery: Using Lasers to Increase Vascular Flow
Cardiovascular diseases are among the top causes of death and morbidity in developed nations. In particular, diseases of the coronary arteries are most prevalent. Lasers are well suited to diagnose and ...
Nonlinear Imaging to Characterize the Microenvironment of Tumors
Nonlinear Imaging to Characterize the Microenvironment of Tumors
  Developing a clear characterization of a tumor’s microenvironment is imperative in understanding its progress. A new approach to determining cancer’s development involves a thorough study of ...
Biophysical Cancer Analysis via Raman Spectrometry
Biophysical Cancer Analysis via Raman Spectrometry
A research team from the University of Texas at Austin has published their findings on using Raman spectrometry for biophysical cancer analysis to analyze skin cancer. Their findings were applied to assist ...
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 ...
Beam Quality Measurement for Efficient Use of Laser Output
Beam Quality Measurement for Efficient Use of Laser Output
Laser beams are notable for their small size and long range focusing capabilities. These qualities have been used in medicine for precision surgery, and in industry for precision cutting. However, change ...
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 ...