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Media Contacts
![Brenda Smith, shown here working with a gas viscometer in her research lab, is one of several people concurrently researching the thermophysical properties of feedstock gas. Their research will support computational researchers who are designing processes to separate isotopes. Credit: Carlos Jones/ORNL, US Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-05/2021-P01103_0.jpg?h=13f436e5&itok=lMLI1EqU)
For years Brenda Smith found fulfillment working with nuclear batteries, a topic she’s been researching as a chemist at Oak Ridge National Laboratory.
![Associate Laboratory Director Kathy McCarthy heads the ORNL directorate that manages proto-MPEX, a linear plasma device that informs the development of the MPEX tool for study of fusion materials. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-02/mccarthy1_0.jpg?h=cfe8fbc5&itok=uUbxVL8T)
From the helm of a one-of-a-kind organization that brings nuclear fusion and fission expertise together to pave the way to expanding carbon-free energy, Kathy McCarthy can trace the first step of her engineering career back to
![Oscar Martinez loads a special form capsule into the leak tester for a helium leak test in the packaging facility of the National Transportation Research Center. Credit: Jason Richards/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2020-12/2017-P00349_0.jpg?h=eeb3c961&itok=F9YI7AVU)
As program manager for the Department of Energy’s Oak Ridge National Laboratory’s Package Testing Program, Oscar Martinez enjoys finding and fixing technical issues.
![Porter Bailey started and will end his 33-year career at ORNL in the same building: 7920 of the Radiochemical Engineering Development Center.](/sites/default/files/styles/list_page_thumbnail/public/2021-01/2020-P17836.jpg?h=4cdfc2d0&itok=2rFoZlS6)
Porter Bailey started and will end his 33-year career at ORNL in the same building: 7920 of the Radiochemical Engineering Development Center.
![Chuck Kessel](/sites/default/files/styles/list_page_thumbnail/public/2020-11/ChuckKesselProfile_0.jpg?h=8f9cfe54&itok=pTBVa7QK)
Chuck Kessel was still in high school when he saw a scientist hold up a tiny vial of water and say, “This could fuel a house for a whole year.”
![Sandra Davern performs cell based assays to evaluate cell death and DNA damage in response to radiation in order to gain a better understanding of how radioisotope nanoparticles affect the human body.](/sites/default/files/styles/list_page_thumbnail/public/2020-10/2020-P15712.jpg?h=036a71b7&itok=6cpxN4v2)
When Sandra Davern looks to the future, she sees individualized isotopes sent into the body with a specific target: cancer cells.