Patents Assigned to Leibniz-Institut fuer Festkoerper-und Werkstoffforschung Dresden e.V.
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Patent number: 11467226Abstract: The invention concerns the field of microelectronics and relates to a three-dimensional component which, for example as a sensor, measures the direction of a property in a vector field. The object of the present solution is to specify a three-dimensional component that is capable of measuring and/or generating vector fields in multiple directions and/or simultaneously with low space requirements. The object is attained with a three-dimensional component for the uni-, bi-, tri- or multi-directional measurement and/or generation of vector fields, in which component at least one element made of material systems in present on a three-dimensional carrier made of at least one carrier material, which element measures and/or generates at least one vector field in at least one direction in the spatial position of the element on, against and/or in the carrier.Type: GrantFiled: October 4, 2017Date of Patent: October 11, 2022Assignee: LEIBNIZ-INSTITUT FÜR FESTKÖRPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Daniil Karnaushenko, Dimitriy Karnaushenko, Oliver G. Schmidt
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Patent number: 11208321Abstract: Three-dimensional micro devices usable as electromagnetic and magnetomechanical energy converters, as micromagnetic motors or generators, and methods for their production. The three-dimensional micro devices exhibit high efficiency even at dimensions on the microscale and below, and the method for production, as well as mass production, is simple and economical. Moreover, the three-dimensional micro devices at least include one three-dimensional device produced using roll-up technology. This three-dimensional device includes all functional and structural components for full functionality. At least one functional or structural component is an element that is at least partially freely movable at least partially within a surrounding element and is arranged such that it can be rotated at least around one of its axes.Type: GrantFiled: August 21, 2018Date of Patent: December 28, 2021Assignee: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Daniil Karnaushenko, Dmitriy Karnaushenko, Oliver G. Schmidt
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Patent number: 11075333Abstract: Apparatus and method for converting thermal energy into electric energy, for example, in the automotive industry or geothermal energy. The apparatus and a method convert thermal energy into electric energy with an improved overall output and an increased maximum attainable output that is simple and cost-efficient to produce and use. The apparatus has one or more thermomagnetic generators, which contain at least one first and second thermomagnetic component, at least two components made of hard magnetic material, at least one coil and at least two connecting elements made of magnetic flux-conducting material; The magnetic north poles are connected to one of the two connecting elements made of magnetic flux-conducting material and the magnetic south poles thereof are connected to the other connecting element.Type: GrantFiled: November 16, 2017Date of Patent: July 27, 2021Assignee: LEIBNIZ-INSTITUT FÜR FESTKÖRPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Kai Sellschopp, Sebastian Faehler, Anja Waske
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Patent number: 11069944Abstract: Rolled-up energy storage elements, each including a rolled layer stack of layers which are arranged within a layer plane in an at least partially covering manner. In the layer stack, at least two layers are present which are at least partially electrically conductive, and at least one layer of a non-liquid electrolyte material is present, or at least one region between at least two layers of the rolled layer stack is present which comprises a liquid electrolyte. Either at least one of the layers that is at least partially electrically conductive includes at least partially a magnetic material, or an additional layer that includes at least partially a magnetic material in the layer stack.Type: GrantFiled: May 22, 2018Date of Patent: July 20, 2021Assignee: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventor: Oliver G. Schmidt
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Patent number: 10995330Abstract: Method for producing mobility in immobile cells in in vivo or in vitro fertilization. The method includes producing mobility in individual immobile cells that are connected to a microstructure. The microstructure is composed at least partially of magnetic materials and a non-reciprocal movement of the microstructure with the immobile cell is executed by a time-varying, three-dimensional external magnetic field.Type: GrantFiled: January 28, 2015Date of Patent: May 4, 2021Assignee: LEIBNIZ-INSTITUT FÜR FESTKÖRPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventor: Oliver G. Schmidt
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Publication number: 20200054239Abstract: A three-dimensional tomograph as can be used for examining and manipulating objects on the millimeter scale or smaller, for example, for examining and manipulating biological cells, molecules or ions. The three-dimensional tomograph achieves reproducible and reliable signals in millimeter dimensions or smaller dimensions without significant signal overlays. The three-dimensional tomograph is composed of at least one three-dimensional microcomponent made of a rolled-up or folded-up layer stack of at least one carrier layer and electrodes at least located thereon for the impedance measurement. The electrodes for the impedance measurement are once or repeatedly arranged essentially on the inner or outer surface of the microcomponent in a fully surrounding manner on at least one plane, and the measurement object is located in the interior of the microcomponent and/or around the microcomponent.Type: ApplicationFiled: November 3, 2017Publication date: February 20, 2020Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Oliver G. SCHMIDT, Mariana MEDINA SANCHEZ, Sonja Maria WEIZ
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Publication number: 20200025839Abstract: The invention concerns the field of microelectronics and relates to a three-dimensional component which, for example as a sensor, measures the direction of a property in a vector field. The object of the present solution is to specify a three-dimensional component that is capable of measuring and/or generating vector fields in multiple directions and/or simultaneously with low space requirements. The object is attained with a three-dimensional component for the uni-, bi-, tri- or multi-directional measurement and/or generation of vector fields, in which component at least one element made of material systems in present on a three-dimensional carrier made of at least one carrier material, which element measures and/or generates at least one vector field in at least one direction in the spatial position of the element on, against and/or in the carrier.Type: ApplicationFiled: October 4, 2017Publication date: January 23, 2020Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Daniil KARNAUSHENKO, Dimitriy KARNAUSHENKO, Oliver G. SCHMIDT
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Publication number: 20190374941Abstract: Acoustofluidic components in which at least one microfluidic element and at least one acoustic transducer element are arranged on a piezoelectric substrate and/or on a piezoelectric layer on a non-piezoelectric substrate and/or on a non-piezoelectric substrate on a piezoelectric layer. The at least one microfluidic element is arranged in at least one propagation direction of an acoustic wave excited by the acoustic transducer element and the at least one microfluidic element prepared at least partially by lamination and photolithographic structuring comprises a base, walls and a top. At least the top is prepared by lamination and photolithographic structuring, and the microfluidic element has top thicknesses of 0.01 to 10 times the wavelength of the acoustic wave excited by the acoustic transducer element.Type: ApplicationFiled: May 20, 2019Publication date: December 12, 2019Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Andreas WINKLER, Christine HENZE, Thomas GEMMING
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Publication number: 20190355892Abstract: Apparatus and method for converting thermal energy into electric energy, for example, in the automotive industry or geothermal energy. The apparatus and a method convert thermal energy into electric energy with an improved overall output and an increased maximum attainable output that is simple and cost-efficient to produce and use. The apparatus has one or more thermomagnetic generators, which contain at least one first and second thermomagnetic component, at least two components made of hard magnetic material, at least one coil and at least two connecting elements made of magnetic flux-conducting material; The magnetic north poles are connected to one of the two connecting elements made of magnetic flux-conducting material and the magnetic south poles thereof are connected to the other connecting element.Type: ApplicationFiled: November 16, 2017Publication date: November 21, 2019Applicants: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V., LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Kai SELLSCHOPP, Sebastian FAEHLER, Anja WASKE
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Patent number: 10254157Abstract: An asymmetric optical resonator comprises a waveguiding element forming a closed loop. A first circumference of the loop is different from a second circumference, the first circumference being measured at one end of the loop in a plane perpendicular to a cavity axis. The second circumference is measured at the opposite end of the loop in a plane perpendicular to the cavity axis. An effective refractive index of the waveguiding element varies along a circumferential direction of the loop.Type: GrantFiled: February 2, 2017Date of Patent: April 9, 2019Assignee: Leibniz-Institut für Festkörper-und Werkstoffforschung Dresden e.V.Inventors: Libo Ma, Oliver G. Schmidt
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Publication number: 20190062154Abstract: Three-dimensional micro devices usable as electromagnetic and magnetomechanical energy converters, as micromagnetic motors or generators, and methods for their production. The three-dimensional micro devices exhibit high efficiency even at dimensions on the microscale and below, and the method for production, as well as mass production, is simple and economical. Moreover, the three-dimensional micro devices at least include one three-dimensional device produced using roll-up technology. This three-dimensional device includes all functional and structural components for full functionality. At least one functional or structural component is an element that is at least partially freely movable at least partially within a surrounding element and is arranged such that it can be rotated at least around one of its axes.Type: ApplicationFiled: August 21, 2018Publication date: February 28, 2019Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.VInventors: Daniil KARNAUSHENKO, Dmitriy KARNAUSHENKO, Oliver G. SCHMIDT
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Publication number: 20180342725Abstract: Rolled-up energy storage elements, each including a rolled layer stack of layers which are arranged within a layer plane in an at least partially covering manner. In the layer stack, at least two layers are present which are at least partially electrically conductive, and at least one layer of a non-liquid electrolyte material is present, or at least one region between at least two layers of the rolled layer stack is present which comprises a liquid electrolyte. Either at least one of the layers that is at least partially electrically conductive includes at least partially a magnetic material, or an additional layer that includes at least partially a magnetic material in the layer stack.Type: ApplicationFiled: May 22, 2018Publication date: November 29, 2018Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.VInventor: Oliver G. SCHMIDT
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Patent number: 9883889Abstract: The invention concerns the domains of materials science and medicine and relates to a method such as can be applied to in vivo or in vitro fertilization, for instance. The problem addressed by the present invention is that of specifying a method with which the activity and controlled mobility of motile cells is improved and the absorption of materials alien to the cell is prevented as far as possible. The problem is solved by a method in which one or more motile cells are introduced into or attached to one or a plurality of magnetic particles, and subsequently the magnetic particles with the motile cells introduced into them or attached to them are moved in a directional manner by the application of an external magnetic field. The problem is further solved by the use of the method for the controlled movement of motile cells in liquid or gaseous media in the body of a mammal or human being.Type: GrantFiled: July 5, 2013Date of Patent: February 6, 2018Assignee: LEIBNIZ-INSTITUT FUER FESTKOERPER UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Veronika Magdanz, Samuel Sanchez, Oliver G. Schmidt
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Publication number: 20170362080Abstract: The present invention relates to the fields of physics, material sciences and micro and nano electronics, and concerns a method for producing a rolled-up electrical or electronic component, as can be used for example as a capacitor, or in aerials. The object of the present invention is to provide a low-cost, environmentally friendly and time-saving method for producing a rolled-up electrical or electronic component with many windings. The object is achieved by a method for producing a rolled-up component in which at least two functional and insulating layers, alternately arranged fully or partially over one another, are applied to a substrate with a sacrificial layer, wherein at least the functional or insulating layer that is arranged directly on the sacrificial layer has a perforation, at least on the two sides that are arranged substantially parallel to the rolling direction.Type: ApplicationFiled: November 19, 2015Publication date: December 21, 2017Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.VInventors: Daniel GRIMM, Dmitriy KARNAUSHENKO, Martin BAUER, Daniil KARNAUSHENKO, Denys MAKAROV, Oliver G. SCHMIDT
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Publication number: 20170350949Abstract: The invention concerns the field of electronics and materials science and relates to components on flexible substrates, as are for example used as sensors or actuators in the automotive industry, mechanical engineering or electronics, and to a method for the production thereof. The object of the present invention is the specification of components on flexible substrates, the physical and in particular electrical properties of which have long-term stability, and the specification of a cost-efficient and simple method for the production thereof. The object is attained with components on flexible substrates, composed of a flexible substrate having a barrier layer arranged at least partially thereon, on which layer a components layer is at least partially positioned.Type: ApplicationFiled: May 31, 2017Publication date: December 7, 2017Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.VInventors: Ingolf MOENCH, Denys MAKAROV, Oliver G. SCHMIDT
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Patent number: 9793580Abstract: The subject of the present invention is a device for the in situ analysis of batteries by means of X-ray, synchrotron or another radiation. The device has a sample support, which is realized as a sample wheel rotatably mounted about the center axis. A plurality of sample holders, the center points of which are placed on a common circular line about the center point of the sample support, are arranged on the sample support, wherein each sample holder can be repeatedly opened and closed individually by an arrestable cover. Each sample holder has in its interior a cavity which receives the battery, which is to be examined, in a manner ideal in shape with regard to circumference, wherein the cover and the cavity have an opening for the passage of the beam. A spring, engaging in the edge region of the battery, presses the battery against the cover, wherein the spring and the edge region of the cover are embodied so as to be electrically conducting but insulated with respect to one another.Type: GrantFiled: June 17, 2015Date of Patent: October 17, 2017Assignees: Leibniz-Institut für Festkörper- und Werkstoffforschung Dresden e.V., Karlsruher Institut für TechnologieInventors: Markus Herklotz, Jonas Weiss, Lars Giebeler, Michael Knapp
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Patent number: 9431082Abstract: A magneto-electronic component, having one or more elongate elements of a magnetic material, electrically conductive contacts, at least one insulating thin layer, on which the one or more elongate elements of the magnetic material and the electrically conductive contacts are arranged, and an additional insulating thin layer structured and arranged to cover at least the one or more elongate elements and partially cover the electrically conductive contacts to form an arrangement. At least the one or more elongate elements is connected to the contacts and the contacts are connectable to a current source in an electrically conducting manner. The arrangement is jointly rolled-up to form a rolled-up arrangement having a rolled-up region. At least the electrically conductive contacts are partially located outside the rolled-up region of the rolled-up arrangement.Type: GrantFiled: March 9, 2012Date of Patent: August 30, 2016Assignee: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Denys Makarov, Oliver G. Schmidt
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Patent number: 9117771Abstract: The invention relates to the fields of microelectronics and materials sciences and concerns an insulation layer material for integrated circuits in microelectronics, which can be used, for example, in integrated circuits as insulation material in semiconductor components. The object of the present invention is to disclose an insulation material for integrated circuits, which has dielectric constants of k?2 with good mechanical properties at the same time. The object is attained with an insulation material for integrated circuits, containing at least MOFs and/or COFs.Type: GrantFiled: February 3, 2010Date of Patent: August 25, 2015Assignees: LEIBNIZ-INSTITUT FUER FESTKOERPER-UND WERKSTOFFFORSCHUNG DRESDEN E.V., GLOBALFOUNDRIES INC.Inventors: Gotthart Seifert, Helmut Hermann, Konstyantyn Zagorodniy, Ehrenfried Zschech
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Publication number: 20150164554Abstract: The invention concerns the domains of materials science and medicine and relates to a method such as can he applied to in vivo or in vitro fertilization, for instance. The problem addressed by the present invention is that of specifying a method with which the activity and controlled mobility of motile cells is improved and the absorption of materials alien to the cell is prevented as far as possible. The problem is solved by a method in which one or more motile cells are introduced into or attached to one or a plurality of magnetic particles, and subsequently the magnetic particles with the motile cells introduced into them or attached to them are moved in a directional trimmer by the application of an external magnetic field. The problem is further solved by the use of the method for the controlled movement of motile cells in liquid or gaseous media in the body of a mammal or human being.Type: ApplicationFiled: July 5, 2013Publication date: June 18, 2015Applicant: LEIBNIZ-INSTITUT FUER FESTKOERPER UND WERKSTOFFFORSCHUNG DRESDEN E.V.Inventors: Veronika Magdanz, Samuel Sanchez, Oliver G. Schmidt
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Patent number: 9000764Abstract: A method for producing printed magnetic functional elements for resistance sensors and printed magnetic functional elements. The invention refers to the field of electronics and relates to a method for producing resistance sensors, such as can be used, for example, in magnetic data storage for read sensors or in the automobile industry. The disclosure includes a simple and cost-effective production method and to obtain such printed magnetic functional elements with properties that can be adjusted as desire, in which a magnetic material is deposited onto a substrate as a film, is removed from the substrate and divided into several components and these components are applied on a substrate by means of printing technologies. Aspects are also directed to a printed magnetic functional element for resistance sensors of several components of a film, wherein at least 5% of the components of the functional element have a magnetoimpedance effect.Type: GrantFiled: June 20, 2012Date of Patent: April 7, 2015Assignee: Leibniz-Institut fuer Festkoerper und Werkstoffforschung Dresden e.V.Inventors: Daniil Karnaushenko, Denys Makarov, Oliver G. Schmidt