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Media Contacts
![Biopsy from the tubular esophagus showing incomplete intestinal metaplasia, goblet cells with interposed cells having gastric foveolar-type mucin consistent with Barrett esophagus. Negative for dysplasia. H&E stain. Credit: Creative Commons](/sites/default/files/styles/list_page_thumbnail/public/2021-11/1200px-Barrett_esophagus_high_mag%5B1%5D_2.jpg?h=10d202d3&itok=qDgHrzu5)
A team including researchers from the Department of Energy’s Oak Ridge National Laboratory has developed a digital tool to better monitor a condition known as Barrett’s esophagus, which affects more than 3 million people in the United States.
![ORNL analytical chemists coupled a microextraction probe to a mass spectrometer for measurement of uranium isotope ratios from environmental swipes. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-10/2021-P07989.jpg?h=4a7d1ed4&itok=A-B9M7Jb)
Analytical chemists at ORNL have developed a rapid way to measure isotopic ratios of uranium and plutonium collected on environmental swipes, which could help International Atomic Energy Agency analysts detect the presence of undeclared nuclear
![Pengfei Cao](/sites/default/files/styles/list_page_thumbnail/public/2021-09/2021-P06488.jpg?h=8f9cfe54&itok=tWUEBi3Z)
Pengfei Cao, a polymer chemist at ORNL, has been chosen to receive a 2021 Young Investigator Award from the Polymeric Materials: Science and Engineering Division of the American Chemical Society, or ACS PMSE.
![Joseph Pickel has been elected a 2021 fellow of the American Chemical Society. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-08/2021-P05142_0.jpg?h=c74750f6&itok=uUGzy6GP)
Joseph Pickel has been elected a 2021 fellow of the American Chemical Society, or ACS. Pickel supports the Fusion and Fission Energy and Sciences Directorate as environment, safety and health
![From left to right are Beth Armstrong, Govindarajan Muralidharan and Andrew Payzant.](/sites/default/files/styles/list_page_thumbnail/public/2021-07/ASMfellows21.jpg?h=6fa44599&itok=B-QDenKS)
ASM International recently elected three researchers from ORNL as 2021 fellows. Selected were Beth Armstrong and Govindarajan Muralidharan, both from ORNL’s Material Sciences and Technology Division, and Andrew Payzant from the Neutron Scattering Division.
![From top to bottom respectively, alloys were made without nanoprecipitates or with coarse or fine nanoprecipitates to assess effects of their sizes and spacings on mechanical behavior. Credit: Michelle Lehman/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-07/beat1.jpg?h=97c79c76&itok=_hh-NOFW)
Scientists at ORNL and the University of Tennessee, Knoxville, have found a way to simultaneously increase the strength and ductility of an alloy by introducing tiny precipitates into its matrix and tuning their size and spacing.
![The Department of Energy’s Office of Science has selected five Oak Ridge National Laboratory scientists for Early Career Research Program awards.](/sites/default/files/styles/list_page_thumbnail/public/2021-05/DOE%20ECRP%20winners_1.jpg?h=d1cb525d&itok=qW3-KeMF)
The Department of Energy’s Office of Science has selected five Oak Ridge National Laboratory scientists for Early Career Research Program awards.
![Targeted alpha therapy can deliver radiation to specific cells, with minimal effect on surrounding, healthy cells. Credit: Michelle Lehman and Jaimee Janiga/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-03/gif_high_res.gif?h=ae1281eb&itok=QtNBjm3O)
A rare isotope in high demand for treating cancer is now more available to pharmaceutical companies developing and testing new drugs.
![Neutron scattering experiments show electric charges, shown in red, blue and grey, in the SARS-CoV-2 main protease site where telaprevir binds to the structure. The experiments provide critical data for the design of small-molecule drugs to treat COVID-19. Credit: Jill Hemman and Michelle Lehman/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-03/after_transprent_background-wFill.png?h=c71d0c67&itok=jGFt_Ggj)
Scientists have found new, unexpected behaviors when SARS-CoV-2 – the virus that causes COVID-19 – encounters drugs known as inhibitors, which bind to certain components of the virus and block its ability to reproduce.
![Ken Andersen](/sites/default/files/styles/list_page_thumbnail/public/2021-03/Ken%20Andersen%20%282%29_0.jpg?h=342467e8&itok=j--fHaQa)
Ken Andersen has been named associate laboratory director for the Neutron Sciences Directorate, or NScD, at the Department of Energy’s Oak Ridge National Laboratory.