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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 ...

It turns out Fiber Bragg Gratings have a noteworthy application in aerospace industry that we will explore today together. Because of their phenomenal optical multiplexing capabilities they can act as ...

Electro-optic modulators are increasingly becoming a vital component of optical processing systems. We have previously written about electro-optics generally, the different kinds of electro-optical ...

Introduction to Thin-film Processes Thin-film deposition is a fundamental step in the fabrication process of micro/nano devices.  A thin film is typically less than 1000 nano-meters in thickness. The ...

Photoelectronic devices combine the vast use of electronics for processing information with the detection and the manipulation of light. Devices such as photodiodes are useful for detecting incoming light ...

Introduction to Presbyopia As we grow older the lens of the eye becomes much more rigid, hindering the ability to properly focus light onto the retina. This condition, presbyopia, affects approximately two ...

Greenhouse Gas Emission: A Case Study In 2007, German officials pledged that the country would reduce greenhouse gas emissions 40% by the year 2020. The country dedicated $580 billion and passed over ...

Laser marking of metals is becoming an increasingly important process in product identification and branding. On our blog, we have previously written about the basic principles of laser marking, the proper ...

Organic light-emitting diodes, or OLEDs, have been around for a while, but recent innovations and events have really brought them into the mainstream.  To many, the recent adoption of OLED displays for ...

Previously, we discussed a technique for producing high resolution maps of neural activity in the brain called Optical Recording of Intrinsic Signal, or ORIS.  Conventional methods for performing ORIS ...