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STEM and Inclusion: Women’s Contributions to Optics and Photonics
STEM and Inclusion: Women’s Contributions to Optics and Photonics
Introduction: Women make up about 19% of SPIE Optics and Photonics (one of the leading optics/photonics exhibitions and conferences) plenary speakers, representative of an overall lack of diversity in ...
LADAR (Laser Radar Systems) for 3-D Active Detection
LADAR (Laser Radar Systems) for 3-D Active Detection
The first radar systems were developed in 1935 by the German military. The term RADAR (Radio Detection And Ranging) was coined in 1940 by the U.S. navy. It was used during WWII to detect missiles, ships, ...
Phased Array Antennas and MIMO Applications
Phased Array Antennas and MIMO Applications
Phased Arrays were first invented in 1905 by Karl Ferdinand Braun in order to demonstrate long distance radio communication. During WWII, Phased Array antennas were also used in aircraft landing radar ...
Perfect Solar Panels Require Perfect Lasers
Perfect Solar Panels Require Perfect Lasers
Introduction Solar energy is an industry that has gained passionate and widespread support, given its environmental impact. Solar is key to providing sustainable energy and weaning humanity’s dependence on ...
Diffraction: An Introduction
Diffraction: An Introduction
Goals of Engineering: Precision In many cases, the goal of scientists and engineers is to affect some change in the world we live in via a rigorous understanding of the characteristics of some process or ...
Radio Frequency Sensors For Long Distance Detection
Radio Frequency Sensors For Long Distance Detection
Radio frequency sensors and communication are cornerstone to modern day telecommunications. From having to send letters by foot or ship to long distance calls by telegraph, all communications had a ...
Digital Holography: Interferometric Imaging of Biological Samples
Digital Holography: Interferometric Imaging of Biological Samples
High Resolution Microscopy Image quality in high-resolution optical microscopy is predominately restricted by the diffraction limit– a fundamental consequence of using lenses.  High-resolution ...
Counterfeit Currency Detection: UV and Magnetic Sensors
Counterfeit Currency Detection: UV and Magnetic Sensors
Introduction Counterfeit currency has plagued the United States economy since before the time of our founding fathers. This article will give a brief history on the origins of fraudulent money in the ...
Fiber Amplifiers: Wide-Band Solutions for Optical Signal Processing
Fiber Amplifiers: Wide-Band Solutions for Optical Signal Processing
The history of glass making can be traced back to at least 3600 BC, perhaps accidentally created from slags of metal-working processes. Since then this transparent material has provided us with beautiful ...
Semiconductors: Two High Impact Applications
Semiconductors: Two High Impact Applications
Semiconductors are essential for modern day life as we know it. From their usage in integrated circuits for computers’ logic functions to satellite communications, semiconductors allow for efficient ...