By Timothy Kelly The Earth and Mineral Sciences Energy Institute, Penn State University. Photo: T. Kelly Waste heat is the unused heat given to the surrounding environment (in the form of thermal energy) by a heat engine in a thermodynamic process in which it converts heat to useful work. Recovering and recycling waste heat has […]
INNOVATION FEATURE
Materials meet sensors: Combining the region’s industry strengths to change the world
By Carmen P. Bilén Sensors make many aspects of modern daily life possible. You begin your morning by checking the calendar on your smartphone to find the day’s appointments. The phone’s touchscreen is a capacitive sensor that uses materials like indium-tin oxide to respond to the touch of your finger. You realize you have a […]
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