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A novel, two-dimensional material “puckers” because its structure is composed of atoms that tile in the famous Cairo pentagonal pattern, opening exciting new opportunities for nanoelectronics. Credit: Christopher Rouleau and Kai Xiao/Oak Ridge National La
A semiconducting material with a puckered pentagonal atomic structure, characterized by Oak Ridge National Laboratory, could rival graphene and black phosphorus as a viable option for nanoscale electronics. The ORNL-led team studied a novel two-dimensional, or atomic-thin, layered...
Oak Ridge National Laboratory’s Bo Shen works with a prototype window air conditioning unit that cools using propane, which lowers costs, increases efficiency and benefits the environment.

Cooling homes and small office spaces could become less costly and more efficient with new early stage technology developed by Oak Ridge National Laboratory. Researchers designed a window air conditioning unit that uses propane as the refrigerant, cooling the air with 17 percent h...

An ORNL-led team formed seamless interfaces between graphene ribbons with different widths, creating a staircase configuration. This configuration has seamless electrical contacts, making the material viable as a building block for next-generation electro
A new approach developed by Oak Ridge National Laboratory creates seamless electrical contacts between precisely controlled nanoribbons of graphene, making the material viable as a building block for next-generation electronic devices. In a recent study, an ORNL-led team grew the ...
Scientists used neutrons produced at Oak Ridge National Laboratory to discover the molecular mechanism responsible for the flow in a hydrogen-bonding liquid. Credit: Jill Hemman/Oak Ridge National Laboratory, U.S. Dept. of Energy
Using neutrons produced at Oak Ridge National Laboratory, scientists discovered the molecular mechanism responsible for the flow in a hydrogen-bonding liquid, which has similar characteristics to the molecular motions in organic molecules such as DNA and proteins. Their observatio...
ORNL’s Frank Combs and Michael Starr of the U.S. Armed Forces (driver) work in ORNL’s Vehicle Security Laboratory to evaluate a prototype device that can detect network intrusions in all modern vehicles. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy

A new Oak Ridge National Laboratory-developed method promises to protect connected and autonomous vehicles from possible network intrusion. Researchers built a prototype plug-in device designed to alert drivers of vehicle cyberattacks. The prototype is coded to learn regular timing...

 ORNL researchers demonstrated ultrafast mapping of surface voltage dynamics because of ion migration induced by an electric field in a perovskite solar-cell device. Credit: Liam Collins/Oak Ridge National Laboratory, U.S. Dept. of Energy
Oak Ridge National Laboratory scientists have developed a technique for making ultrafast measurements using atomic force microscopy, which previously could only investigate slow or static material structures and functions. In AFM, a rastering probe maps a material’s surface and cap...
A 3D printing process developed at Oak Ridge National Laboratory repairs and strengthens a Cummins engine without the need to recast parts, which reduces costs and saves energy. Credit: Brittany Cramer/Oak Ridge National Laboratory, U.S. Dept. of Energy
Diesel engine maker Cummins, Inc., is working with Oak Ridge National Laboratory to develop a material to repair heavy-duty vehicle engines damaged by a million miles of extreme conditions under the hood. Rather than replacing an engine’s cylinder head, the research team “scooped...
The Oak Ridge National Laboratory research house collects data about the home’s simulated energy use from sensors strategically located throughout the home. Credit: Jason Richards/Oak Ridge National Laboratory, U.S. Dept. of Energy

Ways to give homeowners more centralized control over how much electricity their home uses—from the air conditioning unit to the heat pump water heater—are being developed by Oak Ridge National Laboratory. An ORNL team is working with Southern Company and Alabama Power on its Sma...

The ORNL team used atomic force microscopy to characterize ionic movement at a solar material’s surface. Using other microscopy techniques, spectroscopy and simulations, they analyzed ionic movement deeper down, revealing ionic movement across grain bound
An Oak Ridge National Laboratory team discovered that adding chloride to promising photovoltaic materials enhances their ionic conduction, signaling a step toward developing electrically and optically tunable technologies. “We combine advanced synthesis methods to create material...
ORNL is co-developing a prototype device, known as a Smart Power Integrated Node or SPIN, which is designed to route multiple direct current energy sources in a home. Credit: Jason Richards/Oak Ridge National Laboratory, U.S. Dept. of Energy
Oak Ridge National Laboratory and Flex Power Control are developing a home energy router that collects, converts and distributes electricity from multiple power sources through a single unit. “We are seeing more direct current power from solar panels, electric vehicles and backup...