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![Oak Ridge National Laboratory researchers developed a device called a piezoelectric-driven magnetic actuator, or PEDMA, that can be inserted into the header of a microchannel heat exchanger to keep refrigerants flowing evenly and the HVAC unit running efficiently. Credit: ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2022-08/device-crop.jpg?h=e15d4061&itok=cUDKnYCj)
Oak Ridge National Laboratory researchers demonstrated that microchannel heat exchangers in heating, ventilation and air conditioning units can keep refrigerants evenly and continually distributed by inserting a device called a piezoelectric-driven
![Caption: ORNL researchers demonstrated a system that can detect propane leaks within seconds and notify emergency services immediately, well before flames ignite. Credit: ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2022-06/sensor.jpg?h=56a028f0&itok=MzSoh0Xg)
Oak Ridge National Laboratory researchers demonstrated that an electrochemical sensor paired with a transmitter not only detects propane leaks within seconds, but it can also send a signal to alert emergency services.
![Genetic analysis revealed connections between inflammatory activity and development of atomic dermatitis, according to researchers from the UPenn School of Medicine, the Perelman School of Medicine, and Oak Ridge National Laboratory. Credit: Kang Ko/UPenn](/sites/default/files/styles/list_page_thumbnail/public/2022-02/Graves-AD_0.jpg?h=46d8a70d&itok=77AW7Swv)
University of Pennsylvania researchers called on computational systems biology expertise at Oak Ridge National Laboratory to analyze large datasets of single-cell RNA sequencing from skin samples afflicted with atopic dermatitis.
![Oak Ridge National Laboratory's Additive Manufacturing Integrated Energy (AMIE) demonstration connects a 3D-printed building and vehicle to showcase a new approach to energy use, storage and consumption. Photo by Carlos Jones Oak Ridge National Laboratory's Additive Manufacturing Integrated Energy (AMIE) demonstration connects a 3D-printed building and vehicle to showcase a new approach to energy use, storage and consumption. Photo by Carlos Jones](/sites/default/files/styles/list_page_thumbnail/public/news/images/_SJ_7017R.jpg?itok=zTjkeIHs)
A research demonstration unveiled today at the Department of Energy’s Oak Ridge National Laboratory combines clean energy technologies into a 3D-printed building and vehicle to showcase a new approach to energy use, storage and consumption. The Additive Manufactur...
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/News%20Releases/2015/Whirlpool_Bansal_article.jpg?itok=Gw06yJbR)
The Department of Energy’s Oak Ridge National Laboratory and Whirlpool Corporation are collaborating to design a refrigerator that could cut energy use by up to 40 percent compared with current models