News: Researcher Profiles

Researcher Profiles

ORNL's Communications team works with news media seeking information about the laboratory. Media may use the resources listed below or send questions to

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Natalie Griffiths kneading in watershed at ORNL
January 7, 2019 – Growing up, Natalie Griffiths dreamed of playing shortstop for the Toronto Blue Jays.
Clarice Phelps
December 17, 2018 – More than 70 years ago, United States Navy Captain Hyman Rickover learned the ins and outs of nuclear science and reactor technology at the Clinton Training School at what would eventually become the Department of Energy’s Oak Ridge National Laboratory.
Sheng Dai innovates chemical separations, nanomaterials synthesis, and catalytic interfaces for energy applications at Oak Ridge National Laboratory, and is the lab’s most prolific author.
December 17, 2018 – Sheng Dai, the most prolific author ever at the Department of Energy’s Oak Ridge National Laboratory, had no intention of pursuing a career in science as a young man; he wanted to paint instead.
Matthew Ryder is researching next-generation materials using neutron scattering as a Clifford G. Shull Fellow at Oak Ridge National Laboratory’s Neutron Sciences Directorate. (Image credit: ORNL/Genevieve Martin)
December 3, 2018 – Scientists and engineers are always searching for ways to solve the world’s biggest challenges, such as reducing carbon emissions, creating more effective cancer treatments, and increasing energy efficiency in electronics.
Leah Broussard leads a study of neutron decay to understand correlations between electrons and antineutrinos as well as subtle distortions in the electron energy spectrum.
November 21, 2018 – Leah Broussard, a physicist at the Department of Energy’s Oak Ridge National Laboratory, has so much fun exploring the neutron that she alternates between calling it her “laboratory” and “playground” for understanding the universe.
ORNL researcher Jibonananda Sanyal applies high-performance computing to urban environment challenges.
November 14, 2018 – The first time Jibonananda Sanyal ever logged into a supercomputing system, the landing page told him he could use up to 500 cores, a modest number for some but a significant amount for the early career researcher.
ORNL researcher Kate Page developed an early interest in materials science during a college internship.
October 17, 2018 – In 1675, Isaac Newton famously wrote, “If I have seen further, it is by standing on the shoulders of giants." History records that even Newton had help climbing onto those shoulders, which shows the need for forward-thinking scientists who influence tomorrow’s researchers by doing some of the heavy lifting today.
September 12, 2018 – If you ask the staff and researchers at the Department of Energy’s Oak Ridge National Laboratory how they were first referred to the lab, you will get an extremely varied list of responses.
Sergei Kalinin, director of the Institute for Functional Imaging of Materials at Oak Ridge National Laboratory, convenes experts in microscopy and computing to gain scientific insights that will inform design of advanced materials for energy and informati
August 27, 2018 – Sergei Kalinin of the Department of Energy’s Oak Ridge National Laboratory knows that seeing something is not the same as understanding it.
ORNL researcher Moonis Ally with his published theory: "Thermodynamics of Highly Concentratied Aqueous Electrolytes."
August 21, 2018 – Of all the roles Moonis Ally has held during his life, the title of ‘problem solver’ resonates with him the most.  Ally’s commitment to problem solving, and ultimately to helping others solve problems, is what led to the theory bearing his name and the book summarizing his work at the Department of Energy’s Oak Ridge National Laboratory.
Lauren Garrison
August 7, 2018 – The materials inside a fusion reactor must withstand one of the most extreme environments in science, with temperatures in the thousands of degrees Celsius and a constant bombardment of neutron radiation and deuterium and tritium, isotopes of hydrogen, from the volatile plasma at the heart of the device. 
Singanallur “Venkat” Venkatakrishnan is a Wigner Fellow in the Imaging, Signals, and Machine Learning Group at ORNL.
August 3, 2018 — Singanallur “Venkat” Venkatakrishnan is helping scientists get a better view of objects under study by some of Oak Ridge National Laboratory’s most powerful instruments by creating algorithms that turn data into 3D renderings with fewer images.
Ryan Kerekes is leader of the RF, Communications, and Cyber-Physical Security Group at Oak Ridge National Laboratory. Photos by Genevieve Martin, ORNL.
July 23, 2018 — As leader of the RF, Communications, and Cyber-Physical Security Group at Oak Ridge National Laboratory, Kerekes heads an accelerated lab-directed research program to build virtual models of critical infrastructure systems like the power grid that can be used to develop ways to detect and repel cyber-intrusion and to make the network resilient when disruption occurs.
Yu collaborates on the MAJORANA DEMONSTRATOR, which set the stage for a future experiment to search for the signal of neutrinoless double-beta decay. Single beta-decay—in which a proton becomes a neutron and emits an antineutrino and a fast-moving electro
July 13, 2018 – Chang-Hong Yu of the Department of Energy’s Oak Ridge National Laboratory fell in love with running in 2008 and has since completed 38 marathons or longer-distance races.
ORNL Liane B. Russell Early Career Fellow Katie Schuman is studying how to put the theory of biologically inspired computing into practice.
July 9, 2018 – If you try to visually represent a spiking neural network, a type of machine learning model, what you often get is an inextricable three-dimensional spiderweb of flashing dots and lines.
Amy Moore is a postdoctoral researcher in the Transportation Planning and Decision Science Group at ORNL.
June 13, 2018 – Amy Moore has found that her pursuit of several degrees and certificates in a variety of subjects is serving her well as she uses her expertise in transportation planning, geographic information science, and information technology to develop intelligent mobility solutions at ORNL.
Chemist Zili Wu makes discoveries about catalysts using a suite of sophisticated tools, such as this adsorption microcalorimeter to probe catalytic sites. Image credit: Oak Ridge National Laboratory, U.S. Dept. of Energy; photographer Carlos Jones
June 13, 2018 – Zili Wu of the Department of Energy’s Oak Ridge National Laboratory grew up on a farm in China’s heartland. He chose to leave it to catalyze a career in chemistry.
Kaushik Biswas is a mechanical engineer in the Building Envelope & Urban Systems Research Group at Oak Ridge National Laboratory.
June 6, 2018 – Inspiration often strikes in the unlikeliest of places and for Kaushik Biswas, a mechanical engineer in ORNL’s Building Envelope & Urban Systems Research Group, a moment spent enjoying entertainment led to the idea of developing self-healing vacuum panels for buildings.
Oak Ridge National Laboratory researcher Arnab Banerjee has charted several accomplishments in his neutron studies of quantum phenomena.
May 21, 2018 – Raman. Heisenberg. Fermi. Wollan. From Kolkata to Göttingen, Chicago to Oak Ridge. Arnab Banerjee has literally walked in the footsteps of some of the greatest pioneers in physics history—and he’s forging his own trail along the way.
ORNL researcher Heather Buckberry adjusts settings on a home appliance. Smart appliances and heating/cooling systems are designed to give homeowners the ability to closely manage electricity usage.
April 27, 2018 – A few miles from the Department of Energy's Oak Ridge National Laboratory sits a quiet house in a suburban neighborhood.
Julie Smith
April 9, 2018 – It may take a village to raise a child, according to the old proverb, but it takes an entire team of highly trained scientists and engineers to install and operate a state-of-the-art, exceptionally complex ion microprobe. Just ask Julie Smith, a nuclear security scientist at the Department of Energy’s Oak Ridge National Laboratory.
Shaheen Dewji, radiological scientist in the Center for Radiation Protection Knowledge within the Environmental Sciences Division at ORNL.
April 3, 2018 – Having begun her career at the lab in the nuclear nonproliferation and radiation safeguards area, Shaheen Dewji is leveraging her expertise to help expand the work of the Center for Radiation Protection Knowledge (CRPK)—a unique organization led by Oak Ridge National Laboratory that focuses on preserving expertise in radiation dosimetry.
Composites scientist and engineer Vlastimil Kunc with the latest large-scale 3Dprinter at the MDF.
March 21, 2018 – Vlastimil Kunc grew up in a family of scientists where his natural curiosity was encouraged—an experience that continues to drive his research today in polymer composite additive manufacturing at Oak Ridge National Laboratory.
Oak Ridge National Laboratory’s Stacy Davis has a trove of transportation facts and trends at her fingertips.
February 27, 2018 – For anyone seeking comprehensive data and analysis regarding the vehicle technology market, all roads lead to Oak Ridge National Laboratory’s Stacy Davis.
Brian Post is building the future of large-scale additive manufacturing at the Manufacturing Demonstration Facility at ORNL.
January 22, 2018 – Brian Post came to the Department of Energy's Oak Ridge National Laboratory looking for a way to combine his interests in controls engineering and robotics, and he found it at the Manufacturing Demonstration Facility (MDF), where he and his colleagues are revolutionizing 3D-printing with every improvement they make.