Patents by Inventor Martin W. Rupich
Martin W. Rupich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11657930Abstract: A superconductor wire having a first HTS layer with a first cap layer in direct contact with a first surface of the first HTS layer and a second cap layer in direct contact with a second surface of the first HTS layer. There is a first lamination layer affixed to the first cap layer and a stabilizer layer having a first surface affixed to the second cap layer. There is a second HTS layer and a third cap layer in direct contact with a first surface of the second HTS layer and a fourth cap layer in direct contact with a second surface of the second HTS layer. There is a second lamination layer affixed to the fourth cap layer. The second surface of the stabilizer layer is affixed to the third cap layer and there are first and second fillets disposed along a edge of the laminated superconductor.Type: GrantFiled: July 9, 2020Date of Patent: May 23, 2023Assignee: American Superconductor CorporationInventor: Martin W. Rupich
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Publication number: 20200350101Abstract: A superconductor wire having a first HTS layer with a first cap layer in direct contact with a first surface of the first HTS layer and a second cap layer in direct contact with a second surface of the first HTS layer. There is a first lamination layer affixed to the first cap layer and a stabilizer layer having a first surface affixed to the second cap layer. There is a second HTS layer and a third cap layer in direct contact with a first surface of the second HTS layer and a fourth cap layer in direct contact with a second surface of the second HTS layer. There is a second lamination layer affixed to the fourth cap layer. The second surface of the stabilizer layer is affixed to the third cap layer and there are first and second fillets disposed along a edge of the laminated superconductor.Type: ApplicationFiled: July 9, 2020Publication date: November 5, 2020Inventor: Martin W. Rupich
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Patent number: 10804010Abstract: A superconductor wire having a first HTS layer with a first cap layer in direct contact with a first surface of the first HTS layer and a second cap layer in direct contact with a second surface of the first HTS layer. There is a first lamination layer affixed to the first cap layer and a stabilizer layer having a first surface affixed to the second cap layer. There is a second HTS layer and a third cap layer in direct contact with a first surface of the second HTS layer and a fourth cap layer in direct contact with a second surface of the second HTS layer. There is a second lamination layer affixed to the fourth cap layer. The second surface of the stabilizer layer is affixed to the third cap layer and there are first and second fillets disposed along a edge of the laminated superconductor.Type: GrantFiled: May 12, 2017Date of Patent: October 13, 2020Inventor: Martin W. Rupich
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Patent number: 10242770Abstract: A method for producing a long length high temperature superconductor wire, includes providing a substrate, having a surface with a length of at least 50 meters and a width. The surface supports a biaxially textured high temperature superconducting layer and the biaxially textured high temperature superconducting layer has a length and a width corresponding to the length and width of the surface of the substrate. The method includes irradiating the biaxially textured high temperature superconductor layer with an ion beam impinging uniformly along the length and across the width of the biaxially textured high temperature superconductor layer to produce a uniform distribution of pinning microstructures in the biaxially textured high temperature superconductor layer.Type: GrantFiled: August 25, 2016Date of Patent: March 26, 2019Assignees: American Superconductor Corporation, Brookhaven Science Associates, LLCInventors: Martin W. Rupich, Srivatsan Sathyamurthy, Qiang Li, Vyacheslav F. Solovyov
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Publication number: 20180330849Abstract: A superconductor wire having a first HTS layer with a first cap layer in direct contact with a first surface of the first HTS layer and a second cap layer in direct contact with a second surface of the first HTS layer. There is a first lamination layer affixed to the first cap layer and a stabilizer layer having a first surface affixed to the second cap layer. There is a second HTS layer and a third cap layer in direct contact with a first surface of the second HTS layer and a fourth cap layer in direct contact with a second surface of the second HTS layer. There is a second lamination layer affixed to the fourth cap layer. The second surface of the stabilizer layer is affixed to the third cap layer and there are first and second fillets disposed along a edge of the laminated superconductor.Type: ApplicationFiled: May 12, 2017Publication date: November 15, 2018Inventor: Martin W. Rupich
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Publication number: 20170062098Abstract: A method for producing a long length high temperature superconductor wire, includes providing a substrate, having a surface with a length of at least 50 meters and a width. The surface supports a biaxially textured high temperature superconducting layer and the biaxially textured high temperature superconducting layer has a length and a width corresponding to the length and width of the surface of the substrate. The method includes irradiating the biaxially textured high temperature superconductor layer with an ion beam impinging uniformly along the length and across the width of the biaxially textured high temperature superconductor layer to produce a uniform distribution of pinning microstructures in the biaxially textured high temperature superconductor layer.Type: ApplicationFiled: August 25, 2016Publication date: March 2, 2017Inventors: Martin W. Rupich, Srivatsan Sathyamurthy, Qiang Li, Vyacheslav F. Solovyov
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Patent number: 9543496Abstract: A method comprising irradiating a polycrystalline rare earth metal-alkaline earth metal-transition metal-oxide superconductor layer with protons having an energy of 1 to 6 MeV. The irradiating process produces an irradiated layer that comprises randomly dispersed defects with an average diameter in the range of 1-10 nm.Type: GrantFiled: March 17, 2014Date of Patent: January 10, 2017Assignee: UChicago Argonne, LLCInventors: Ulrich Welp, Dean J. Miller, Wai-Kwong Kwok, Martin W. Rupich, Steven Fleshler, Alexis P. Malozemoff
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Publication number: 20150263259Abstract: A method comprising irradiating a polycrystalline rare earth metal-alkaline earth metal-transition metal-oxide superconductor layer with protons having an energy of 1 to 6 MeV. The irradiating process produces an irradiated layer that comprises randomly dispersed defects with an average diameter in the range of 1-10 nm.Type: ApplicationFiled: March 17, 2014Publication date: September 17, 2015Applicant: UChicago Argonne, LLCInventors: Ulrich Welp, Dean J. Miller, Wai-Kwong Kwok, Martin W. Rupich, Steven Fleshler, Alexis P. Malozemoff
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Patent number: 8428671Abstract: An article including a substrate and a layer of a homogeneous metal-oxyfluoride intermediate film disposed on the substrate, the intermediate film containing a rare earth metal, an alkaline earth metal, and a transition metal. The intermediate film has a defect density less than 20 percent and, upon thermal treatment, is capable of converting to a homogeneous rare earth metal-alkaline earth metal-transition metal-oxide superconductor film with a stoichiometric thickness greater than 1 ?m and up to 5 ?m. Also disclosed is another article including a substrate and the homogeneous superconductor film with a stoichiometric thickness greater than 1 ?m and up to 5 ?m. Further, methods of making these two articles are described.Type: GrantFiled: March 31, 2010Date of Patent: April 23, 2013Assignee: American Superconductor CorporationInventors: Srivatsan Sathyamurthy, Martin W. Rupich
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Patent number: 8354136Abstract: A method for producing a thick film includes disposing a precursor solution onto a substrate to form a precursor film. The precursor solution contains precursor components to a rare-earth/alkaline-earth-metal/transition-metal oxide including a salt of a rare earth element, a salt of an alkaline earth metal, and a salt of a transition metal in one or more solvents, wherein at least one of the salts is a fluoride-containing salt, and wherein the ratio of the transition metal to the alkaline earth metal is greater than 1.5. The precursor solution is treated to form a rare earth-alkaline earth-metal transition metal oxide superconductor film having a thickness greater than 0.8 ?m. precursor solution.Type: GrantFiled: November 24, 2009Date of Patent: January 15, 2013Assignee: American Superconductor CorporationInventors: Xiaoping Li, Thomas Kodenkandath, Edward J. Siegal, Wei Zhang, Martin W. Rupich, Yibing Huang
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Publication number: 20110245083Abstract: An article including a substrate and a layer of a homogeneous metal-oxyfluoride intermediate film disposed on the substrate, the intermediate film containing a rare earth metal, an alkaline earth metal, and a transition metal. The intermediate film has a defect density less than 20 percent and, upon thermal treatment, is capable of converting to a homogeneous rare earth metal-alkaline earth metal-transition metal-oxide superconductor film with a stoichiometric thickness greater than 1 ?m and up to 5 ?m. Also disclosed is another article including a substrate and the homogeneous superconductor film with a stoichiometric thickness greater than 1 ?m and up to 5 ?m. Further, methods of making these two articles are described.Type: ApplicationFiled: March 31, 2010Publication date: October 6, 2011Applicant: American Superconductor CorporationInventors: Srivatsan Sathyamurthy, Martin W. Rupich
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Patent number: 7939126Abstract: Superconductor precursor solutions are disclosed. The precursor solutions contain, for example, a salt of a rare earth metal, a salt of an alkaline earth metal and a salt of a transition metal. The precursor solutions can optionally include a Lewis base. The precursor solutions can be processed relatively quickly to provide a relatively thick and good quality intermediate of a rare earth metal-alkaline earth metal-transition metal oxide.Type: GrantFiled: February 5, 2008Date of Patent: May 10, 2011Assignee: American Superconductor CorporationInventors: Martin W. Rupich, Thomas A. Kodenkandath
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Patent number: 7902120Abstract: Superconductor wires or layers having improved properties and methods for making the same are described. The superconducting layer includes a rare earth element-alkaline earth element-transition metal oxide having an average stacking fault density that is greater than about 0.01 nm?1, wherein two or more rare earth cations form the rare earth element. To form the superconductor layer of the present invention, a layer having a rare earth element-alkaline earth element-transition metal oxide substantially in a first crystal structure can be provided to a substrate where two or more rare earth cations form the rare earth element. The layer can then be heated at a temperature that is greater than 550° C. under oxidizing conditions to form a high-temperature superconducting layer substantially in a second crystal structure.Type: GrantFiled: July 23, 2007Date of Patent: March 8, 2011Assignee: American Superconductor CorporationInventors: Martin W. Rupich, Wei Zhang, Yibing Huang, Xiaoping Li
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Patent number: 7893006Abstract: Under one aspect, a method of making a superconductor wire includes providing an oxide superconductor layer overlaying a substrate; forming a substantially continuous barrier layer over the oxide superconductor layer, the barrier layer including metal; depositing a layer of metal particles over the barrier layer, said depositing including applying a liquid including metal particles over the barrier layer; and sintering the layer of metal particles to form a substantially continuous metal layer over the barrier layer. In one or more embodiments, the oxide superconductor layer is oxygen-deficient, and the method may include oxidizing the oxygen-deficient oxide superconductor layer. At least a portion of the sintering and the oxidizing may occur simultaneously, for example by performing them at an oxygen partial pressure and a temperature sufficient to both sinter the metal particles and to oxidize the oxygen-deficient oxide superconductor layer.Type: GrantFiled: March 23, 2007Date of Patent: February 22, 2011Assignee: American Superconductor CorporationInventors: Yibing Huang, Thomas Kodenkandath, Joseph Lynch, Martin W. Rupich, Wei Zhang
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Patent number: 7816303Abstract: A laminated superconductor wire includes a superconductor wire assembly, which includes a first superconductor insert comprising a first high temperature superconductor layer overlaying a first substrate and a second superconductor insert comprising a second high temperature superconductor layer overlaying a second substrate. The first and second superconductor inserts are joined together at their respective substrates. An electrically conductive structure substantially surrounds the superconductor wire assembly.Type: GrantFiled: July 29, 2005Date of Patent: October 19, 2010Assignee: American Superconductor CorporationInventors: Cornelis Leo Hans Thieme, Alexis P. Malozemoff, Martin W. Rupich, Urs-Detlev Schoop, Elliott D. Thompson, Darren Verebelyi
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Patent number: 7781376Abstract: A superconducting wire includes first and second superconducting layers disposed on one or more substrates in stacked relationship, the first superconducting layer comprising a high temperature superconducting oxide of a first composition and the second superconducting layer comprising a high temperature superconducting layer of a second composition, wherein the first and second compositions are different. The first superconductor layer optionally includes a high temperature superconductor composition selected to provide enhanced critical current (Ic(c)) in the presence of magnetic fields perpendicular to surface of the superconducting layer (H//c). The second superconductor layer optionally includes a high temperature superconductor composition selected to provide enhanced critical current (Ic) in the presence of magnetic fields parallel to surface of the superconducting layer (H//ab).Type: GrantFiled: July 28, 2006Date of Patent: August 24, 2010Assignee: American Superconductor CorporationInventors: Thomas Kodenkandath, Wei Zhang, Yibing Huang, Xiaoping Li, Edward J. Siegal, Martin W. Rupich
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Publication number: 20100112192Abstract: A method for producing a thick film includes disposing a precursor solution onto a substrate to form a precursor film. The precursor solution contains precursor components to a rare-earth/alkaline-earth-metal/transition-metal oxide including a salt of a rare earth element, a salt of an alkaline earth metal, and a salt of a transition metal in one or more solvents, wherein at least one of the salts is a fluoride-containing salt, and wherein the ratio of the transition metal to the alkaline earth metal is greater than 1.5. The precursor solution is treated to form a rare earth-alkaline earth-metal transition metal oxide superconductor film having a thickness greater than 0.8 ?m. precursor solution.Type: ApplicationFiled: November 24, 2009Publication date: May 6, 2010Applicant: American Superconductor Corp.Inventors: Xiaoping Li, Thomas Kodenkandath, Edward J. Siegal, Wei Zhang, Martin W. Rupich, Yibing Huang
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Patent number: 7683010Abstract: A laminated conductor includes a metallic substrate having a surface, a biaxially textured buffer layer supported by the surface of the substrate, the biaxially textured buffer layer comprising LZO and a dopant for mitigating metal diffusion through the LZO, and a biaxially textured conductor layer supported by the biaxially textured buffer layer.Type: GrantFiled: July 29, 2005Date of Patent: March 23, 2010Assignee: UT-Battelle, LLCInventors: Mariappan Parans Paranthaman, Urs Schoop, Amit Goyal, Cornelis Leo Hans Thieme, Darren T. Verebelyi, Martin W. Rupich
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Patent number: 7674751Abstract: A method of making a laminated superconductor wire includes providing an assembly, where the assembly includes a substrate; a superconductor layer overlaying a surface of the substrate, the superconductor layer having a defined pattern; and a cap layer; and slitting the assembly in accordance with the defined pattern of the superconductor layer to form a sealed wire. Slitting the assembly in accordance with the defined pattern may form multiple sealed wires, and the substrate may be substantially wider than the sealed wires.Type: GrantFiled: July 21, 2006Date of Patent: March 9, 2010Assignee: American Superconductor CorporationInventors: Alexis P. Malozemoff, Martin W. Rupich, Douglas C. Folts
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Publication number: 20100048406Abstract: A method for producing a thin film includes disposing a precursor solution onto a substrate to form a precursor film. The precursor solution contains precursor components to a rare-earth/alkaline-earth-metal/transition-metal oxide including a salt of a rare earth element, a salt of an alkaline earth metal, and a salt of a transition metal in one or more solvents, wherein at least one of the salts is a fluoride-containing salt.Type: ApplicationFiled: December 30, 2008Publication date: February 25, 2010Applicant: AMERICAN SUPERCONDUCTOR CORPORATIONInventors: Martin W. RUPICH, Thomas KODENKANDATH, Wei ZHANG, Xiaoping LI