Patents Assigned to Department of Energy
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Patent number: 12379326Abstract: An apparatus includes a main body, circuit assembly, lens, and clamping assembly. The main body includes an aperture that receives a wafer configured to receive a sample under study. The main body is configured to support the circuit assembly, which includes illumination sources that emit light of different colors such that total internal reflection is generated in the wafer. The main body is configured to provide support for the lens, and the clamping assembly mechanically coupled to the main body such that the lens is selectively positionable with respect to a camera lens. A microscopy imaging apparatus includes an illumination source, wafer, and charge-coupled device. The illumination source is configured to emit white light such that total internal reflection is generated in the wafer.Type: GrantFiled: May 16, 2022Date of Patent: August 5, 2025Assignees: The Trustees of Columbia University in the City of New York, United States Department of EnergyInventors: Mingzhao Liu, Justine E. Haupt, Connie-Rose Mai Deane, Oleg Gang
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Patent number: 12349262Abstract: Methods and systems including a microwave radiation source are described. A first region of a pure magnetic field can be generated in a first processing zone using a microwave radiation source of the first processing zone. The first processing zone can be a single mode microwave radiation chamber. A second region of a pure electric field can be generated in the first processing zone using the microwave radiation source. The second region can be spatially distinct from the first region. A first portion of an amorphous alloy can be loaded automatically into the first processing zone. The first portion can be positioned in an annealing region. The annealing region can be a single field region selected from the first region and the second region. The first portion can be heated in the annealing region. The first portion can be automatically unloaded from the first processing zone.Type: GrantFiled: June 19, 2019Date of Patent: July 1, 2025Assignees: The Penn State Research Foundation, United States Department of EnergyInventors: Paul R. Ohodnicki, Jr., Kevin Byerly, Dinesh Agrawal, Michael Lanagan
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Patent number: 12341380Abstract: Provided is an axial flux motor including a rotor having a wound ribbon core, the wound ribbon core including a metal amorphous nanocomposite material. The axial flux motor further includes a stator assembly spaced apart from the rotor along a rotation axis of the rotor. The stator assembly includes a body including a metal amorphous nanocomposite material and a plurality of permanent magnets substantially free of rare-earth materials. The plurality of permanent magnets is arranged on the body of the stator assembly.Type: GrantFiled: February 15, 2024Date of Patent: June 24, 2025Assignees: Carnegie Mellon University, U.S. Department of EnergyInventors: Satoru Simizu, Paul Richard Ohodnicki, Jr., Michael Edward McHenry
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Patent number: 12325537Abstract: One or more embodiments relates to an air-breathing plasma thruster including a thruster wall, an anode, a cathode, and at least one ring electrode. The thruster wall defines a cylindrical channel, the cylindrical channel having a first end and an opposing second end in fluid communication with the first end, where the cylindrical channel is adapted to receive incoming airflow. The anode is at the first end of the channel and the cathode is at the second end of the channel opposite the first end. The at least one ring electrode is positioned on the thruster wall.Type: GrantFiled: September 29, 2023Date of Patent: June 10, 2025Assignee: U.S. Department of EnergyInventor: Yevgeny Raitses
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Patent number: 12319575Abstract: The invention provides a process for producing hydrogen having the steps of reacting a fuel with a combination of two oxygen carriers to produce gaseous products and reduced oxygen carriers; reacting a portion of the reduced oxygen carriers with steam to generate hydrogen and partially oxidized oxygen carriers; and reacting the partially oxidized oxygen carriers and remaining reduced oxygen carriers with air to generate heat and regenerate the two oxygen carriers in their original oxidation state, wherein the heat and regenerated oxygen carriers are reused.Type: GrantFiled: January 12, 2022Date of Patent: June 3, 2025Assignee: United States Department of EnergyInventors: Ranjani Siriwardane, Jarrett Riley
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Patent number: 12313540Abstract: One or more embodiments relates to a system for simultaneously detecting vibration and the presence of a target gas having a tunable fiber ring laser in electronic and optical communication with a vibration sensor and a gas detection sensor. One or more embodiments relate to a method for simultaneously measuring vibration and detecting the presence of a target gas in an environment having the steps of providing a system for simultaneously measuring vibration and detecting a target gas into an environment; sending an optical signal to a vibration sensor and gas detection sensor; and collecting and analyzing modified signals from the vibration sensor and gas detection sensor.Type: GrantFiled: October 17, 2022Date of Patent: May 27, 2025Assignee: United States Department of EnergyInventors: Nageswara Rao Lalam, Michael P. Buric, Ping Lu, Fei Lu, Tao Hong, Ruishu Feng Wright
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Patent number: 12300861Abstract: A fuel cell supply device having a dehumidifier, a chamber, a first heat exchanger, and a reactor. The dehumidifier is connected to the chamber via a first conduit and a second conduit and is connected to the first heat exchanger via a third conduit. Further, the dehumidifier is configured to receive a first solution from the chamber via the first conduit. The chamber is connected to the first heat exchanger via a fourth conduit and is configured to receive from the dehumidifier a second solution via the second conduit. The first heat exchanger is connected to the reactor via a fifth conduit and is configured to receive and cool vapor from the chamber via the fourth conduit and cool dehumidified air received from the dehumidifier via the third conduit. The reactor is configured to connect to a fuel cell and receive cooled vapor from the first heat exchanger via the fifth conduit. Further, the reactor encloses therein one or more metals to react with the cooled vapor.Type: GrantFiled: July 11, 2022Date of Patent: May 13, 2025Assignee: U.S. Department of EnergyInventor: Samuel D. Blass
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Patent number: 12286589Abstract: A method of recovering hydrocarbons from a subterranean formation includes injecting into the subterranean formation a composition including carbon dioxide and at least one carbon-dioxide-soluble compound under conditions favorable to diffusion into and adsorption of the carbon-dioxide-soluble compound on the subterranean formation so that oil-wettability is decreased or water wettability or CO2-philicity is increased in at least a portion the subterranean formation.Type: GrantFiled: July 9, 2020Date of Patent: April 29, 2025Assignees: University of Pittsburgh—Of the Commonwealth System of Higher Education, The United States Government as Represented by the Department of EnergyInventors: Robert M. Enick, Deepak Tapriyal, Angela Goodman Hanson, Dustin Crandall
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Patent number: 12270776Abstract: Disclosed is an apparatus and method for crack measurement, including the steps of placing a plurality of sense leads on a surface of an object, passing a current through the object, sensing a change in electric potential in the interior of the object, and forming a crack profile of the interior of the object based on the sensed change in electric potential.Type: GrantFiled: February 7, 2023Date of Patent: April 8, 2025Assignee: U.S. Department of EnergyInventor: Joshua T. Larimer
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Patent number: 12274026Abstract: Disclosed herein are apparatus for a cooler device includes a manifold constructed at least partially of silicon oxide. The manifold includes an array of inlet channels and an array of outlet channels. Each inlet channel has a first depth. The array of outlet channels are interlaced with the array of inlet channels, Each outlet channel has a second depth that is larger than the first depth. Each of the array of outlet channels has a pair of sidewalls separating each outlet channel from adjacent inlet channels of the array of inlet channels.Type: GrantFiled: May 19, 2022Date of Patent: April 8, 2025Assignees: Toyota Motor Engineering & Manufacturing North America Inc., Alliance for Sustainable Energy, LLC, The Regents of the University of California, Merced, The Board of Trustees of the Leland Stanford Junior University, United States Department of EnergyInventors: Sougata Hazra, Chi Zhang, Mehdi Asheghi, Kenneth E. Goodson, Ercan M. Dede, James Palko, Sreekant Narumanchi
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Patent number: 12221672Abstract: The invention provides a method for extracting REEs from ash having the steps of contacting ash with a first acid solution to generate leachate having a pH between approximately 5.0 and approximately 5.5; contacting the ash with a second acid solution to generate leachate having a pH between approximately 2.8 and approximately 3.5; and contacting the ash with a third acid solution to generate leachate having a pH between approximately ?0.6 and approximately 0.5. The invention also provides a method for leaching REEs from ash having the steps of: contacting ash with a first amount of acid sufficient to leach Ca and AJ from the ash without leaching REEs; contacting the ash with a second amount of acid sufficient to leach REEs from the ash without leaching Fe and Sc; and contacting ash with a third amount of acid sufficient to leach Fe and Sc from the ash.Type: GrantFiled: July 15, 2021Date of Patent: February 11, 2025Assignee: United States Department of EnergyInventors: Mengling Stuckman, Christina L. Lopano, Thomas Tarka
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Patent number: 12180562Abstract: According to one aspect of the invention, a system to separate salt from uranium. The system has a vessel, a heater, a pump, and a condenser. The vessel is adapted to receive a uranium that has a salt concentration. The heater heats the uranium for a period of time, causing the salt to turn into a salt vapor and the uranium to melt. The melted uranium releases the salt vapor. The pump circulates an inert gas that carries the salt vapor away from the melted uranium. The condenser is adapted to receive the salt vapor.Type: GrantFiled: April 10, 2020Date of Patent: December 31, 2024Assignee: U.S. Department of EnergyInventors: Mark A. Williamson, James L. Willit, Stanley G. Wiedmeyer, Terry R. Johnson, Javier Figueroa, Terry Alan Cruse
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Patent number: 12122967Abstract: Materials, methods to prepare, and methods of use for producing an H2 rich synthesis gas stream from coal free of nitrogen is described. One embodiment of the method comprises. The method includes an oxygen carrier at least partially reduced using a fuel in a reactor forming a reduced metal oxide comprised of first series—3d block-transition metals or mixture thereof. The reduced metal oxide is reacted with the solid fuel/steam to produce H2 and CO2/CO in the reactor; and the reduced metal oxide is added separately or simultaneously with a solid fuel while not impregnating the solid fuel with the reduced metal oxide.Type: GrantFiled: October 19, 2020Date of Patent: October 22, 2024Assignee: U.S. Department of EnergyInventor: Ranjani Siriwardane
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Patent number: 12087828Abstract: A method for preparing a covetic, nanocarbon-infused, metal composite material is described is herein. The method comprises heating a stirring molten mixture of a metal (e.g., Cu, Al, Ag, Au, Fe, Ni, Pt, Sn, Pb, Zn, Si, and the like) and carbon (e.g., graphite) at a temperature sufficient to maintain the mixture in the molten state in a reactor vessel, while passing an electric current through the molten mixture via at least two spaced electrodes submerged or partially submerged in the molten metal. Each of the electrodes has an electrical conductivity that is at least about 50 percent of the electrical conductivity of the molten mixture at the temperature of the molten mixture. Preferably, the conductivity of the electrodes is equal to or greater than the conductivity of the molten mixture.Type: GrantFiled: December 4, 2018Date of Patent: September 10, 2024Assignees: UChicago Argonne, LLC, U.S. Department of EnergyInventors: Uthamalingam Balachandran, Stephen E. Dorris, Beihai Ma, Tae H. Lee, David R. Forrest, Christopher Klingshirn
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Patent number: 12033846Abstract: One or more embodiments relates to a system and method for growing ultrasmooth and high quantum efficiency photocathodes. The method includes exposing a substrate of Si wafer to an alkali source; controlling co-evaporating growth and co-deposition forming a growth including Te; and monitoring a stoichiometry of the growth, forming the photocathodes.Type: GrantFiled: October 15, 2020Date of Patent: July 9, 2024Assignee: U.S. Department of EnergyInventors: Mengjia Gaowei, John Smedley, John Walsh, Jiajie Cen, John Jay Sinsheimer
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Patent number: 12031029Abstract: Materials, methods of making, and methods of using a stable and regenerable immobilized amine sorbents for rare earth element and heavy metal recovery from liquid sources. Embodiments of the invention relate to the novel combination of different polyamines, primarily polyethylenimine Mw=800 (PEI800), and an epoxysilane, namely 2-(3,4-epoxycyclohexyl)ethyltrimethoxysilane (ECTMS), covalently immobilizing theREE and heavy metal-adsorbing amine sites within low cost, porous silica particles.Type: GrantFiled: November 22, 2022Date of Patent: July 9, 2024Assignee: United States Department of EnergyInventors: Mcmahan L. Gray, Brian W. Kail, Walter C. Wilfong, Qiuming Wang
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Patent number: 11981565Abstract: One or more embodiments relates to compositions, method of using and methods of producing a gas mixture. The method includes supplying a composition LaxSryCozMwO3, where x ranges from 0.5 to 1, y ranges 0.0 to 1-x, z ranges from 0.1 to 1.0, and M is a dopant or dopants where w ranges from 0.0 to 1-z; and energizing the composition directly using electromagnetic energy to heat the composition to a temperature above 700° C. The method further includes contacting the composition with a reactant gas mixture comprising methane and an oxidant forming a product gaseous mixture.Type: GrantFiled: October 26, 2020Date of Patent: May 14, 2024Assignee: United States Department of EnergyInventors: Douglas R Kauffman, Jonathan W Lekse, Christopher Mark Marin, Eric J Popczun
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Patent number: 11975303Abstract: Embodiments relate to methods for enhancing chemical conversions. One or more embodiments relate to a method for enhancing a multi-step chemical conversion reaction. The method includes providing a reactant mixture comprising one or more reacting specie(s); and providing a catalyst or sorbent comprising one or more support materials and one or more deposited catalytically active materials. The method further includes applying an electromagnetic field with a prescribed power, frequency, and pulsing strategy specific to interactions of reactant species and an electromagnetic field with at least one of the support materials, sorbent, and catalytically active materials in a particular chemical reaction.Type: GrantFiled: March 15, 2019Date of Patent: May 7, 2024Assignee: United States Department of EnergyInventors: Dushyant Shekhawat, David A Berry, Mark W Smith, Christina Wildfire, Victor Abdelsayed
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Patent number: 11899080Abstract: The invention provides a method for measuring the magnetic field of an electromagnetic component having the steps of: instrumenting one or more portions of an electromagnetic component by placing an optical fiber in electromagnetic communication with the one or more portions of said electromagnetic component; energizing the electromagnetic component; interrogating the optical fiber using light and an optical detector; and determining changes in the magnetic field incident on the optical fiber based on the detected changes in the light received by the optical detector.Type: GrantFiled: July 19, 2021Date of Patent: February 13, 2024Assignee: United States Department of EnergyInventors: Paul Ohodnicki, Derek Lau, Jagannath Devkota, Michael McHenry, Alex Leary, Richard Beddingfield, Michael Buric
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Patent number: 11898960Abstract: A method for rapid detection of actinides including the steps of having a support including a colorimetric complexation, placing the support in communication with a sample through urinalysis, and receiving a visual indicator from the colorimetric complexation. The sample having an unknown concentration of at least one actinide within it. The colorimetric complexation is configured to activate when contacted by a threshold concentration of an actinide.Type: GrantFiled: September 2, 2021Date of Patent: February 13, 2024Assignee: U.S. Department of EnergyInventors: Catherine Riddle, Rick L. Demmer