![To direct-write the logo of the Department of Energy’s Oak Ridge National Laboratory, scientists started with a gray-scale image. To direct-write the logo of the Department of Energy’s Oak Ridge National Laboratory, scientists started with a gray-scale image.](/sites/default/files/styles/list_page_thumbnail/public/news/images/ORNL%20Leaf%20Logo_No%20Scale_Green_v2.jpg?itok=rpIXT_ko)
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![To direct-write the logo of the Department of Energy’s Oak Ridge National Laboratory, scientists started with a gray-scale image. To direct-write the logo of the Department of Energy’s Oak Ridge National Laboratory, scientists started with a gray-scale image.](/sites/default/files/styles/list_page_thumbnail/public/news/images/ORNL%20Leaf%20Logo_No%20Scale_Green_v2.jpg?itok=rpIXT_ko)
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/ORNL-Boeing%20trim%20tool_1.jpg?itok=X-2yZ3hz)
A 3D printed trim-and-drill tool, developed by researchers at the Department of Energy’s Oak Ridge National Laboratory to be evaluated at The Boeing Company, has received the title of largest solid 3D printed item by Guinness World Records.
![Cristian I. Contescu Cristian I. Contescu](/sites/default/files/styles/list_page_thumbnail/public/news/images/Contescu%20land.jpg?itok=5-tu5N8a)
![A 90-kilogram 430-bar prototype of the steel-concrete composite vessel has been manufactured, and is undergoing fatigue testing. A 90-kilogram 430-bar prototype of the steel-concrete composite vessel has been manufactured, and is undergoing fatigue testing.](/sites/default/files/styles/list_page_thumbnail/public/news/images/05%20Hydrogen%20storage%20tank.jpg?itok=6sFk_XNR)
![An ORNL-led study discovered that defects (pictured in green, purple and yellow) in strontium titanate interact to influence the material’s overall properties. An ORNL-led study discovered that defects (pictured in green, purple and yellow) in strontium titanate interact to influence the material’s overall properties.](/sites/default/files/styles/list_page_thumbnail/public/news/images/07%20defects%20tip.jpeg?itok=dUQ3vvK7)
![Thumbnail Thumbnail](/sites/default/files/styles/list_page_thumbnail/public/solar%20cells_3_0.jpg?itok=KHTcfubL)
Solar cells based on cadmium and tellurium could move closer to theoretical levels of efficiency because of some sleuthing by researchers at the Department of Energy’s Oak Ridge National Laboratory.
![Mike Brady Mike Brady](/sites/default/files/styles/list_page_thumbnail/public/news/images/mbradylab200.jpg?itok=79VXN5hb)
![Michael Brady Michael Brady](/sites/default/files/styles/list_page_thumbnail/public/news/images/michael_brady200.jpg?itok=N2MpsUD8)
![This 3-D structure was created in a microscope. On the left is the structure; on the right is the simulation that shows how to create such a structure. This 3-D structure was created in a microscope. On the left is the structure; on the right is the simulation that shows how to create such a structure.](/sites/default/files/styles/list_page_thumbnail/public/EBID%20combo%20NEW.jpg?itok=JVcFp39C)
Additive manufacturing techniques featuring atomic precision could one day create materials with Legos flexibility and Terminator toughness, according to researchers at the Department of Energy’s Oak Ridge National Laboratory.
![ORNL’s Andrew Christianson and Stuart Calder conducted neutron diffraction studies at the lab’s High Flux Isotope Reactor to clearly define the magnetic order of an osmium-based material. Image credit: ORNL/Genevieve Martin ORNL’s Andrew Christianson and Stuart Calder conducted neutron diffraction studies at the lab’s High Flux Isotope Reactor to clearly define the magnetic order of an osmium-based material. Image credit: ORNL/Genevieve Martin](/sites/default/files/styles/list_page_thumbnail/public/Christianson_Calder_0.jpeg?itok=XcvuPq6s)
An elusive massless particle could exist in a magnetic crystal structure, revealed by neutron and X-ray research from a team of scientists led by the Department of Energy’s Oak Ridge National Laboratory and the University of Tennessee.