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A stream classification system developed by ORNL researchers shows the influence of human activity on streams in the Eastern U.S. The map shows streams classified by their alteration status, highlighting the extent of networks that are impounded (magenta)
A stream classification system developed by researchers at the Department of Energy’s Oak Ridge National Laboratory can help assess physical changes to United States streams and rivers from human influences and aid in more effective management of water resources.
Rose Ruther and Jagjit Nanda have been collaborating to develop a membrane for a low-cost redox flow battery for grid-scale energy storage.

Oak Ridge National Laboratory scientists have developed a crucial component for a new kind of low-cost stationary battery system utilizing common materials and designed for grid-scale electricity storage. Large, economical electricity storage systems can benefit the nation’s grid ...

Ryan Kerekes is leader of the RF, Communications, and Cyber-Physical Security Group at Oak Ridge National Laboratory. Photos by Genevieve Martin, ORNL.

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.

The sensors measure parameters like temperature, chemicals and electric grid elements for industrial and electrical applications. Credit: Carlos Jones/Oak Ridge National Laboratory, U.S. Dept. of Energy

Brixon, Inc., has exclusively licensed a multiparameter sensor technology from the Department of Energy’s Oak Ridge National Laboratory. The integrated platform uses various sensors that measure physical and environmental parameters and respond to standard security applications.

Researchers at ORNL developed a scalable processing technique to 3D print a plant-based composite material. Credit: Ngoc Nguyen/Oak Ridge National Laboratory, U.S. Dept. of Energy

A scalable processing technique developed by Oak Ridge National Laboratory uses plant-based materials for 3D printing and offers a promising additional revenue stream for biorefineries.

ORNL researchers insert a device to be tested on the SI-GRID platform. Credit: Carlos Jones/Oak Ridge National Laboratory, U.S. Dept. of Energy
Oak Ridge National Laboratory engineers have devised a testbed that lets them mimic high-voltage equipment in a safe, low-voltage setting.
Micael Starke

When Michael Starke leaves the lab each day, he continues his work, in a sense, at home. The power systems engineer is developing methods to precisely control building electrical loads—and in his off hours, he has automated his own home with upwards of 90 smart devices to manage everything from heat...

EPSP_gene_study2_ORNL.jpg

For decades, biologists have believed a key enzyme in plants had one function—produce amino acids, which are vital to plant survival and also essential to human diets. But for Wellington Muchero, Meng Xie and their colleagues, this enzyme does more than advertised. They had run a series of experiments on poplar plants that consistently revealed mutations in a structure of the life-sustaining enzyme that was not previously known to exist.

Oak Ridge National Laboratory launches Summit supercomputer.

The U.S. Department of Energy’s Oak Ridge National Laboratory today unveiled Summit as the world’s most powerful and smartest scientific supercomputer.

As part of the Next-Generation Ecosystem Experiments Arctic project, scientists use a hydraulic rig to extract soil samples from the frozen soil in Utqiaġvik, Alaska.

Digging into the Arctic tundra, scientists at Oak Ridge National Laboratory have uncovered new insights into how quickly microorganisms break down organic matter in warming Arctic soil—a process that releases stored carbon as carbon dioxide and methane. The team studied soil extracted...