Story tips: Urban climate impacts, materials’ dual approach and healing power

ORNL identifies a statistical relationship between the growth of cities and the spread of paved surfaces. // ORNL successfully demonstrates a technique to heal dendrites that formed in a solid electrolyte. // ORNL combines additive manufacturing with conventional compression molding.

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ORNL receives three 2021 FLC Awards for technology transfer

Three technologies developed by researchers at Oak Ridge National Laboratory have won National Technology Transfer Awards from the Federal Laboratory Consortium. The annual FLC Awards recognize significant accomplishments in transferring federal laboratory technologies to the marketplace.

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Chemists Settle Battery Debate, Propel Research Forward

UPTON, NY—A team of researchers led by chemists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory has identified new details of the reaction mechanism that takes place in batteries with lithium metal anodes. The findings, published today in Nature Nanotechnology, are a major step towards developing smaller, lighter, and less expensive batteries for electric vehicles.

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New Technique Extends Next-Generation Lithium Metal Batteries

Columbia Engineering researchers have found that alkali metal additives, such as potassium ions, can prevent lithium microstructure proliferation during battery use. They used a combination of microscopy, nuclear magnetic resonance, and computational modeling to discover that adding small amounts of potassium salt to a conventional lithium battery electrolyte produces unique chemistry at the lithium/electrolyte interface, and modulates degradation during battery operation, preventing the growth of microstructures and leading to safer, longer lasting batteries.

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Toward an Ultrahigh Energy Density Capacitor

Researchers at Berkeley Lab and UC Berkeley have demonstrated that a common material can be processed into a top-performing energy storage material. Their discovery could improve the efficiency, reliability, and robustness of personal electronics, wearable technologies, and car audio systems.

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Safer, longer-lasting energy storage requires focus on interface of advanced materials

More studies at the interface of battery materials, along with increased knowledge of the processes at work, are unleashing a surge of knowledge needed to more quickly address the demand for longer-lasting portable electronics, electric vehicles and stationary energy storage for the electric grid.

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Finding Balance Between Green Energy Storage, Harvesting

Generating power through wind or solar energy is dependent on the abundance of the right weather conditions, making finding the optimal strategy for storage crucial to the future of sustainable energy usage. Research published in the Journal of Renewable and Sustainable Energy identifies key indicators that will help achieve balance between green energy storage capacity and harvesting capability and determine the energy potential of a region.

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Peering into Functioning Batteries with Sooyeon Hwang

Using electron microscopes, Hwang—a materials scientist at Brookhaven Lab’s Center for Functional Nanomaterials (CFN)—characterizes the structure and chemistry of operating battery electrode materials.

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Making a Material World Better, Faster Now: Q&A With Materials Project Director Kristin Persson

Berkeley Lab’s Kristin Persson shares her thoughts on what inspired her to launch the Materials Project online database, the future of materials research and machine learning, and how she found her own way into a STEM career.

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Energy storage startup SPARKZ licenses ORNL cobalt-free battery tech

Energy storage startup SPARKZ Inc. has exclusively licensed five battery technologies from the Department of Energy’s Oak Ridge National Laboratory designed to eliminate cobalt metal in lithium-ion batteries. The advancement is aimed at accelerating the production of electric vehicles and energy storage solutions for the power grid.

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Tiny Quantum Sensors Watch Materials Transform Under Pressure

Scientists at Berkeley Lab have developed a diamond anvil sensor that could lead to a new generation of smart, designer materials, as well as the synthesis of new chemical compounds, atomically fine-tuned by pressure.

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Living on the Edge: How a 2D Material Got Its Shape

A team of scientists led by the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) has gained valuable insight into 3D transition metal oxide nanoparticles’ natural “edge” for 2D growth.

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