Pacific Northwest National Laboratory
@PNNLab
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An @ENERGY national lab advancing the frontiers of scientific discovery, improving energy resiliency, and enhancing national security.
Richland
Joined May 2013
Chief computer scientist Mahantesh Halappanavar shares three major shifts he’s seen in his field during his time at PNNL. #60YearsOfPNNL
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Congratulations to Deb Gracio, PNNL’s next lab director! 🎉 Gracio is recognized for pioneering research and scientific leadership in computational capabilities, including shaping the early development of two @doescience national user facilities.
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Day in the Life 👩🔬🔋 Former intern and current systems engineer Heather Job shares a behind the scenes look at battery material development in the #GSLatPNNL.
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In honor of #60YearsOfPNNL, communications specialist Pamela Harrington remembers one of the first science stories she ever wrote. 🐝📝
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Congratulations to the team behind SHAD-TAGS+, a tiny fish-monitoring technology that won a 2025 R&D 100 award! 🐟🏆 The technology allows researchers to monitor fish species—including those previously deemed untaggable—and their interactions with energy infrastructure.
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Streamlining federal permitting with AI 📄🖥️⏩ PNNL researchers are using AI to bring valuable data distributed across hundreds of federal government agencies into a single dataset that's crucial for modernizing permitting technology for the 21st century.
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@MicronTech Learn more about the Crete prototype system, funded by the Advanced Scientific Computing Research program within @doescience:
pnnl.gov
Micron and PNNL co-design the Crete computer system, delivering a new memory architecture for data-intensive scientific computing and AI applications.
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👀 Check out this new active memory computing platform built for AI and science. System specs: ✅ 15 TB active memory ✅ Built for AI ✅ @MicronTech and PNNL co-design
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Just like the quantum world is radically different from the everyday one, quantum computers are different from conventional ones. Even the most basic functions don't translate. Scientists @PNNLab developed a way to cut a key aspect of prep work by 85%: https://t.co/sOQKbnuCPP
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PNNL researchers are fine-tuning a method to extract critical minerals from seaweed needed for electronics, vehicles, and buildings. They recently found that some species of seaweed can concentrate critical minerals like cobalt up to a million times more than seawater. 🤯
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Day in the Life 👨🔬 Go inside the Grid Storage Launchpad with materials scientist Joshua Lochala. #GSLatPNNL
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From synthesizing new molecules to testing advanced battery prototypes in real-world conditions, learn more about the work taking place in the #GSLatPNNL: https://t.co/sHxraWnFDZ
pnnl.gov
Big energy storage science is brewing at GSL just one year after its groundbreaking.
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Through a collaboration with @INL, @SRNLab, and @argonne, PNNL researcher Brienne Seiner and the Athena project have built a network of nearly 150 scientists to increase nuclear nonproliferation capabilities related to irradiated fuel: https://t.co/2yHXCICUYx ☢️ @nnsanews
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Increasing nuclear fuel efficiency 🦾 Thanks to a special delivery of nuclear research materials, PNNL scientists have begun a series of experiments that could result in more energy for the grid. @GovNuclear
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