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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 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 ...

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 ...

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 ...

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 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 ...

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 ...

Optical cavities form one of the crucial elements in the laser system design apart from the gain medium and other active and passive elements. For applications other than lasers, optical cavities can ...

Introducing Surface Plasmon Resonance Surface plasmon resonance (SPR) is an optical detection technique commonly used to study biomolecular interactions. SPR is highly-sensitive to changes in the ...

Introduction to Superconductors (Traditional) Superconductivity was first discovered in 1911 by Heike Kamerlingh Onnes when he found Mercury to have an abrupt drop in electrical resistance at a temperature ...