Patents by Inventor Alexander E. Gash
Alexander E. Gash 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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Publication number: 20220275222Abstract: In one embodiment, a method includes depositing a material on a substrate. The material includes: a plurality of particles configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof, a solvent system, and one or more stabilizing agents.Type: ApplicationFiled: May 20, 2022Publication date: September 1, 2022Inventors: Kyle Sullivan, John M. Densmore, Eric Duoss, Alexander E. Gash, Joshua Kuntz, John Vericella
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Patent number: 11414598Abstract: Disclosed here is a method for making a monolithic rare earth oxide (REO) aerogel, comprising: preparing a reaction mixture comprising at least one rare earth metal nitrate, at least one epoxide, at least one base catalyst, and at least one organic solvent; curing the mixture to produce a wet gel; drying the wet gel to produce a dry gel; and thermally annealing the dry gel to produce the monolithic REO aerogel. Also disclosed is an REO aerogel comprising a network of REO nanostructures, wherein the REO aerogel is a monolith having at least one lateral dimension of at least 1 cm, wherein the REO aerogel has a density of about 40-500 mg/cm3 and/or a BET surface area of at least about 20 m2/g, and wherein the REO aerogel is substantially free of oxychloride.Type: GrantFiled: March 19, 2019Date of Patent: August 16, 2022Assignee: Lawrence Livermore National Security, LLCInventors: Marcus A. Worsley, Alexander E. Gash, Robert A. Reibold
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Patent number: 11370927Abstract: In one embodiment, a method includes dispersing a plurality of particles in solution to form a dispersion and adding a stabilizing agent to the dispersion in an amount sufficient to cause the dispersion to exhibit one or more predetermined rheological properties. The particles in the dispersion are configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof. In another embodiment, a method includes depositing a material on a substrate. The material includes: a plurality of particles configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof, a solvent system, and one or more stabilizing agents.Type: GrantFiled: June 25, 2019Date of Patent: June 28, 2022Assignee: Lawrence Livermore National Security, LLCInventors: Kyle Sullivan, John M. Densmore, Eric Duoss, Alexander E. Gash, Joshua Kuntz, John Vericella
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Publication number: 20220195220Abstract: In one embodiment, a method includes dispersing a plurality of particles in a solution to form a dispersion; and adding a stabilizing agent to the dispersion in an amount sufficient to cause the dispersion to exhibit one or more predetermined rheological properties, wherein the particles are characterized by a core-shell configuration, wherein the core-shell configuration includes a core formed from a first material and a shell formed from a second material, wherein the first material and the second material form a combustible composition and/or a reactive binary composition that is configured to complete a self-propagating reaction and/or a self-sustaining reaction upon initiation thereof. Corresponding materials, and methods of using such materials, are also disclosed.Type: ApplicationFiled: March 9, 2022Publication date: June 23, 2022Inventors: Kyle Sullivan, John M. Densmore, Eric Duoss, Alexander E. Gash, Joshua Kuntz, John Vericella
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Patent number: 11027482Abstract: An apparatus, system, and method utilizes at least two separate components during the process of producing the final product. At least one component during the process is produced using additive manufacturing, and additional components are components that are combined with the additively manufactured part. The apparatus, system, and method includes at least one energetic component and at least one second inert component. An additive manufacturing system produces a scaffold of said first energetic component(s). A system adds the second component(s) to the scaffold to produce the energetic material product.Type: GrantFiled: February 9, 2016Date of Patent: June 8, 2021Assignee: Lawrence Livermore National Security, LLCInventors: Kyle T. Sullivan, Alexander E. Gash, Robert V. Reeves, John Vericella
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Publication number: 20200023571Abstract: In one embodiment, a method includes dispersing a plurality of particles in solution to form a dispersion and adding a stabilizing agent to the dispersion in an amount sufficient to cause the dispersion to exhibit one or more predetermined rheological properties. The particles in the dispersion are configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof. In another embodiment, a method includes depositing a material on a substrate. The material includes: a plurality of particles configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof, a solvent system, and one or more stabilizing agents.Type: ApplicationFiled: June 25, 2019Publication date: January 23, 2020Inventors: Kyle Sullivan, John M. Densmore, Eric Duoss, Alexander E. Gash, Joshua Kuntz, John Vericella
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Patent number: 10377090Abstract: In one embodiment, a material includes a plurality of particles, a solvent system and one or more stabilizing agents; the particles are configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof. In another embodiment, a method includes dispersing a plurality of particles in solution to form a dispersion and adding a stabilizing agent to the dispersion in an amount sufficient to cause the dispersion to exhibit one or more predetermined rheological properties; again, the particles in the dispersion are configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof. In still another embodiment, a method includes depositing a material on a substrate; the material includes a plurality of particles configured to complete a self-propagating and/or self-sustaining reaction upon initiation thereof, a solvent system and one or more stabilizing agents.Type: GrantFiled: October 8, 2013Date of Patent: August 13, 2019Assignee: Lawrence Livermore National Security, LLCInventors: Kyle Sullivan, John M. Densmore, Eric Duoss, Alexander E. Gash, Joshua Kuntz, John Vericella
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Patent number: 10358737Abstract: A method includes providing a plurality of particles of an energetic material suspended in a dispersion liquid to an EPD chamber or configuration; applying a voltage difference across a first pair of electrodes to generate a first electric field in the EPD chamber; and depositing at least some of the particles of the energetic material on at least one surface of a substrate, the substrate being one of the electrodes or being coupled to one of the electrodes.Type: GrantFiled: May 13, 2015Date of Patent: July 23, 2019Assignee: Lawrence Livermore National Security, LLCInventors: Kyle Sullivan, Alexander E. Gash, Joshua Kuntz, Marcus A. Worsley
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Publication number: 20190211264Abstract: Disclosed here is a method for making a monolithic rare earth oxide (REO) aerogel, comprising: preparing a reaction mixture comprising at least one rare earth metal nitrate, at least one epoxide, at least one base catalyst, and at least one organic solvent; curing the mixture to produce a wet gel; drying the wet gel to produce a dry gel; and thermally annealing the dry gel to produce the monolithic REO aerogel. Also disclosed is an REO aerogel comprising a network of REO nanostructures, wherein the REO aerogel is a monolith having at least one lateral dimension of at least 1 cm, wherein the REO aerogel has a density of about 40-500 mg/cm3 and/or a BET surface area of at least about 20 m2/g, and wherein the REO aerogel is substantially free of oxychloride.Type: ApplicationFiled: March 19, 2019Publication date: July 11, 2019Applicant: Lawrence Livermore National Security, LLCInventors: Marcus A. Worsley, Alexander E. Gash, Robert A. Reibold
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Patent number: 10336937Abstract: Disclosed here is a method for making a monolithic rare earth oxide (REO) aerogel, comprising: preparing a reaction mixture comprising at least one rare earth metal nitrate, at least one epoxide, at least one base catalyst, and at least one organic solvent; curing the mixture to produce a wet gel; drying the wet gel to produce a dry gel; and thermally annealing the dry gel to produce the monolithic REO aerogel. Also disclosed is an REO aerogel comprising a network of REO nanostructures, wherein the REO aerogel is a monolith having at least one lateral dimension of at least 1 cm, wherein the REO aerogel has a density of about 40-500 mg/cm3 and/or a BET surface area of at least about 20 m2/g, and wherein the REO aerogel is substantially free of oxychloride.Type: GrantFiled: March 17, 2016Date of Patent: July 2, 2019Assignee: Lawrence Livermore National Security, LLCInventors: Marcus A. Worsley, Alexander E. Gash, Robert A. Reibold
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Patent number: 10036616Abstract: A system that provides control of the output shockwave properties of energetic material wherein the system includes an energetic material having a first portion and a second portion. An additive manufacturing system combines the first portion and the second portion of the energetic material wherein the first portion and the second portion are positioned relative to each other to provide control of the output shockwave properties of the energetic material.Type: GrantFiled: February 23, 2016Date of Patent: July 31, 2018Assignee: Lawrence Livermore National Security, LLCInventors: Alexander E. Gash, Eric B. Duoss, Joshua D. Kuntz, Kyle T. Sullivan, John Vericella, Bradley W. White
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Patent number: 10008338Abstract: Disclosed here is a method for increasing the hydrophilicity of a carbon aerogel, comprising heating the carbon aerogels under air or a gas having a higher concentration of oxygen than air at a temperature of about 200°-500° C. to obtain an activated carbon aerogel. Also disclosed include an activated carbon aerogel obtained by the method, an electrode comprising the activated carbon aerogel, and a supercapacitor or capacitive deionization device comprising the electrode.Type: GrantFiled: January 13, 2016Date of Patent: June 26, 2018Assignee: Lawrence Livermore National Security, LLCInventors: Michael Stadermann, Theodore F. Baumann, Alexander E. Gash, Alex P. Parra
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Patent number: 9897419Abstract: Additive Manufacturing (AM) is used to make aids that target the training of K-9s to detect explosives. The process uses mixtures of explosives and matrices commonly used in AM. The explosives are formulated into a mixture with the matrix and printed using AM techniques and equipment. The explosive concentrations are kept less than 10% by wt. of the mixture to conform to requirements of shipping and handling.Type: GrantFiled: May 16, 2017Date of Patent: February 20, 2018Assignee: Lawrence Livermore National Security, LLCInventors: John G. Reynolds, Matthew M. Durban, Alexander E. Gash, Michael D. Grapes, Ryan S. Kelley, Kyle T. Sullivan
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Patent number: 9890092Abstract: Additive Manufacturing (AM) is used to make mimics for explosives. The process uses mixtures of explosives and matrices commonly used in AM. The explosives are formulated into a mixture with the matrix and printed using AM techniques and equipment. The explosive concentrations are kept less than 10% by wt. of the mixture to conform to requirements of shipping and handling.Type: GrantFiled: May 16, 2017Date of Patent: February 13, 2018Assignee: Lawrence Livermore National Security, LLCInventors: John G. Reynolds, Matthew M. Durban, Alexander E. Gash, Michael D. Grapes, Ryan S. Kelley, Kyle T. Sullivan
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Publication number: 20170267925Abstract: Disclosed here is a method for making a monolithic rare earth oxide (REO) aerogel, comprising: preparing a reaction mixture comprising at least one rare earth metal nitrate, at least one epoxide, at least one base catalyst, and at least one organic solvent; curing the mixture to produce a wet gel; drying the wet gel to produce a dry gel; and thermally annealing the dry gel to produce the monolithic REO aerogel. Also disclosed is an REO aerogel comprising a network of REO nanostructures, wherein the REO aerogel is a monolith having at least one lateral dimension of at least 1 cm, wherein the REO aerogel has a density of about 40-500 mg/cm3 and/or a BET surface area of at least about 20 m2/g, and wherein the REO aerogel is substantially free of oxychloride.Type: ApplicationFiled: March 17, 2016Publication date: September 21, 2017Inventors: Marcus A. Worsley, Alexander E. Gash, Robert A. Reibold
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Publication number: 20170241754Abstract: A system that provides control of the output shockwave properties of energetic material wherein the system includes an energetic material having a first portion and a second portion. An additive manufacturing system combines the first portion and the second portion of the energetic material wherein the first portion and the second portion are positioned relative to each other to provide control of the output shockwave properties of the energetic material.Type: ApplicationFiled: February 23, 2016Publication date: August 24, 2017Inventors: Alexander E. Gash, Eric B. Duoss, Joshua D. Kuntz, Kyle T. Sullivan, John Vericella, Bradley W. White
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Publication number: 20170225389Abstract: An apparatus, system, and method utilizes at least two separate components during the process of producing the final product. At least one component during the process is produced using additive manufacturing, and additional components are components that are combined with the additively manufactured part. The apparatus, system, and method includes at least one energetic component and at least one second inert component. An additive manufacturing system produces a scaffold of said first energetic component(s). A system adds the second component(s) to the scaffold to produce the energetic material product.Type: ApplicationFiled: February 9, 2016Publication date: August 10, 2017Inventors: Kyle T. Sullivan, Alexander E. Gash, Robert V. Reeves, John Vericella
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Publication number: 20170200566Abstract: Disclosed here is a method for increasing the hydrophilicity of a carbon aerogel, comprising heating the carbon aerogels under air or a gas having a higher concentration of oxygen than air at a temperature of about 200°-500° C. to obtain an activated carbon aerogel. Also disclosed include an activated carbon aerogel obtained by the method, an electrode comprising the activated carbon aerogel, and a supercapacitor or capacitive deionization device comprising the electrode.Type: ApplicationFiled: January 13, 2016Publication date: July 13, 2017Inventors: Michael Stadermann, Theodore F. Baumann, Alexander E. Gash, Alex P. Parra
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Publication number: 20150252489Abstract: A method includes providing a plurality of particles of an energetic material suspended in a dispersion liquid to an EPD chamber or configuration; applying a voltage difference across a first pair of electrodes to generate a first electric field in the EPD chamber; and depositing at least some of the particles of the energetic material on at least one surface of a substrate, the substrate being one of the electrodes or being coupled to one of the electrodes.Type: ApplicationFiled: May 13, 2015Publication date: September 10, 2015Inventors: Kyle Sullivan, Alexander E. Gash, Joshua Kuntz, Marcus A. Worsley
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Patent number: 9082524Abstract: A metal oxide-carbon composite includes a carbon aerogel with an oxide overcoat. The metal oxide-carbon composite is made by providing a carbon aerogel, immersing the carbon aerogel in a metal oxide sol under a vacuum, raising the carbon aerogel with the metal oxide sol to atmospheric pressure, curing the carbon aerogel with the metal oxide sol at room temperature, and drying the carbon aerogel with the metal oxide sol to produce the metal oxide-carbon composite. The step of providing a carbon aerogel can provide an activated carbon aerogel or provide a carbon aerogel with carbon nanotubes that make the carbon aerogel mechanically robust.Type: GrantFiled: January 15, 2014Date of Patent: July 14, 2015Assignee: Lawrence Livermore National Security, LLCInventors: Marcus A. Worsley, Thomas Yong-Jin Han, Joshua D. Kuntz, Octavio Cervantes, Alexander E. Gash, Theodore F. Baumann, Joe H. Satcher, Jr.