Applied Physics

Positron Emission Tomography (PET) was invented at the Mallinckrodt Institute of Radiology at Washington University in the mid 1970s and was used as a research tool in neurology, cardiology, and…

    Liu, L., Prasad, S., Bassano, J.H., Keshler, B., Hahn, S. (2004). A dwell position verification method for high dose rate brachytherapy. Journal of Applied Clinical Medical Physics…

Many geeks adhere to Stiff Paper Theory (SPT), holding that frogs made of expensive company letterhead will jump higher than those made of flimsy copy paper. However, while SPT adds giddy-up to any…

Plancks Law is a well-established physical law describes the transfer of heat between two objects. Some physicists have predicted that the law should break down when the objects are very close…

Professor Wei Sha from Queen’s University Belfast’s School of Planning, Architecture and Civil Engineering is concerned with the combat safety of vehicles that use titanium alloys. Obviously the best…

In America, there is a debate over 'high risk, high reward' independent research versus Big Science - largescale science projects usually being done by taxpayer funded grants to large universities…

Researchers at TU Delft have succeeded in measuring the influence of a single electron on a vibrating carbon nanotube.   That can be a real milestone on the road to ultra-small measuring…

Health requires safety. There is a laser hazard that the Food and Drug Administration (FDA) is concerned about: the increased availability in stores and on the Internet of certain types of laser…

"It's not supposed to do that" - Sandia principal investigator Jack Houston. Researchers from Sandia National Laboratories and the University of Pittsburgh have found they can make salt, a solid,…

Is it a magic trick?   A man takes a paper clip and bends it so that it is just a crooked piece of wire, then he throws it into a bowl of hot water and instantly the metal wire returns to the…