Reversible fabric for heating and cooling lowers the cost of indoor climate control and reduces CO2 emissions.
Elena Ball
Elena Ball has a degree in mechanical engineering from the University of Alaska Anchorage and has been an active member of ASHRAE (formerly the American Society of Heating, Refrigeration, and Air Conditioning Engineers) for over ten years. She has worked in the heating, ventilation, and air conditioning (HVAC) industry since earning her degree in 2015, but her passion has always been writing.
Powering wearable health monitoring devices without batteries
A battery-free wearable device wirelessly monitors health using body heat for continuous power.