Patents by Inventor Matthias Scholz
Matthias Scholz 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: 20240150196Abstract: The present invention relates to ?-nickel hydroxide doped with aluminum ions, in which the aluminum ions are homogeneously distributed in the crystal lattice of the ?-nickel hydroxide, as well as a method for their production. The present invention further relates to the use of the ?-nickel hydroxide according to the invention as a precursor material for the production of electrode material for lithium-ion batteries and nickel-metal hydride batteries and as a precursor material in the production of Raney nickel catalysts.Type: ApplicationFiled: January 15, 2024Publication date: May 9, 2024Inventors: Armin OLBRICH, Juliane MEESE-MARKTSCHEFFEL, Petra SCHOLZ, Mirja STERNBERG, Matthias JAHN, Rüdiger ZERTANI, Dirk PAULMANN, Henrik TRÜMPELMANN
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Patent number: 11919783Abstract: The present invention relates to ?-nickel hydroxide doped with aluminum ions, in which the aluminum ions are homogeneously distributed in the crystal lattice of the ?-nickel hydroxide, as well as a method for their production. The present invention further relates to the use of the ?-nickel hydroxide according to the invention as a precursor material for the production of electrode material for lithium-ion batteries and nickel-metal hydride batteries and as a precursor material in the production of Raney nickel catalysts.Type: GrantFiled: June 13, 2018Date of Patent: March 5, 2024Assignee: UmicoreInventors: Armin Olbrich, Juliane Meese-Marktscheffel, Petra Scholz, Mirja Sternberg, Matthias Jahn, Rüdiger Zertani, Dirk Paulmann, Henrik Trümpelmann
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Publication number: 20230193176Abstract: A process for the production of a methane-enriched gas including the steps of providing a bioreactor having at least one device for supplying a gas, and at least one outlet for removing the methane-enriched gas generated in the bioreactor; providing a device for determining the proportion of carbon dioxide in the methane-enriched gas removed from the bioreactor; specifying a target value S for the proportion of carbon dioxide in the methane-enriched gas removed from the bioreactor; supplying carbon dioxide-containing gas to the bioreactor; supplying hydrogen-containing gas to the bioreactor; forming methane-enriched gas in the bioreactor; removing the methane-enriched gas formed in the bioreactor from the bioreactor; determining an actual value for the proportion of carbon dioxide in the methane-enriched gas removed from the bioreactor; comparing the target value S with the determined actual value; regulating the quantity of supplied carbon dioxide-containing gas and/or regulating the quantity of supplied hydType: ApplicationFiled: April 23, 2021Publication date: June 22, 2023Inventor: Matthias SCHOLZ
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Patent number: 10720749Abstract: The invention relates to a method of generating frequency-tripled laser radiation (THG). It is the object of the invention to demonstrate an efficient approach to generating frequency-tripled laser radiation.Type: GrantFiled: April 23, 2019Date of Patent: July 21, 2020Assignee: TOPTICA Photonics AGInventor: Matthias Scholz
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Publication number: 20190326721Abstract: The invention relates to a method of generating frequency-tripled laser radiation (THG). It is the object of the invention to demonstrate an efficient approach to generating frequency-tripled laser radiation.Type: ApplicationFiled: April 23, 2019Publication date: October 24, 2019Applicant: TOPTICA Photonics AGInventor: Matthias Scholz
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Patent number: 9651849Abstract: An optical resonator is provided made of low-outgassing materials, including at least one chamber, a non-linear crystal arranged in the chamber, and an array of mirrors arranged in the chamber and including a plurality of mirrors for deflecting a light beam. To specify such a resonator which is low-outgassing and which ensures fine adjustment of the optical elements at the same time, the present invention proposes that the non-linear crystal and at least one mirror of the array of mirrors is arranged on one movable carrier each, wherein the said carrier is fabricated from a low-outgassing material and seals the chamber. Furthermore, a sealing system is provided including a housing, an optical element and a sealing element of indium or indium alloy, which is arranged between the housing and the optical element, wherein the optical element has a lateral surface and the sealing element is arranged on the lateral surface.Type: GrantFiled: July 23, 2015Date of Patent: May 16, 2017Assignee: Toptica Photonics AGInventors: Rainer Heidemann, Matthias Scholz
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Publication number: 20160099536Abstract: A method for generating continuous wave laser radiation in the deep ultraviolet (DUV) spectral range includes the steps of: generating first laser radiation in the ultraviolet spectral range between 205 nm and 265 nm at a first power level, wherein the generation of the first laser radiation involves not more than two frequency conversion steps; generating second laser radiation in the infrared spectral range at a wavelength of more than 900 nm at a second power level; and sum frequency mixing the first and second laser radiation for generating the laser radiation in the deep ultraviolet spectral range below 205 nm. Moreover, a laser system generates continuous wave laser radiation in the DUV spectral range. According to a preferred embodiment, the DUV laser radiation is tunable in wavelength.Type: ApplicationFiled: October 2, 2014Publication date: April 7, 2016Applicant: Toptica Photonics AGInventors: Juergen STUHLER, Matthias SCHOLZ, Thomas Heine
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Patent number: 9203204Abstract: An apparatus for generating laser radiation at a frequency multiplied as compared with a base frequency, has an optical resonator, in which input laser radiation circulates resonantly at the base frequency, and at least one conversion element through which the input laser radiation circulating in the optical resonator radiates, and which converts this radiation, at least in part, into output laser radiation at the multiplied frequency. At least one compensation element is provided, through which the input laser radiation circulating in the optical resonator also radiates, and which absorbs this radiation, in part, wherein the compensation element balances out a temperature-dependent variation of the optical path length of the input laser radiation in the conversion element, at least in part. Furthermore, a system generates laser radiation.Type: GrantFiled: October 16, 2014Date of Patent: December 1, 2015Assignee: TOPTICA Photonics AGInventors: Matthias Scholz, Waldemar Weber
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Publication number: 20150331299Abstract: An optical resonator is provided made of low-outgassing materials, including at least one chamber, a non-linear crystal arranged in the chamber, and an array of mirrors arranged in the chamber and including a plurality of mirrors for deflecting a light beam. To specify such a resonator which is low-outgassing and which ensures fine adjustment of the optical elements at the same time, the present invention proposes that the non-linear crystal and at least one mirror of the array of mirrors is arranged on one movable carrier each, wherein the said carrier is fabricated from a low-outgassing material and seals the chamber. Furthermore, a sealing system is provided including a housing, an optical element and a sealing element of indium or indium alloy, which is arranged between the housing and the optical element, wherein the optical element has a lateral surface and the sealing element is arranged on the lateral surface.Type: ApplicationFiled: July 23, 2015Publication date: November 19, 2015Applicant: TOPTICA Photonics AGInventors: Rainer Heidemann, Matthias Scholz
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Patent number: 9110290Abstract: The invention relates to an optical resonator made of low-outgassing materials, comprised of at least one chamber, a non-linear crystal arranged in the chamber, and an array of mirrors arranged in the chamber and comprised of a plurality of mirrors for deflecting a light beam. To specify such a resonator which is low-outgassing and which ensures fine adjustment of the optical elements at the same time, the present invention proposes that the non-linear crystal and at least one mirror of the array of mirrors is arranged on one movable carrier each, wherein the said carrier is fabricated from a low-outgassing material and seals the chamber.Type: GrantFiled: March 14, 2013Date of Patent: August 18, 2015Assignee: Toptica Photonics AGInventors: Rainer Heidemann, Matthias Scholz
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Publication number: 20150110138Abstract: An apparatus for generating laser radiation at a frequency multiplied as compared with a base frequency, has an optical resonator, in which input laser radiation circulates resonantly at the base frequency, and at least one conversion element through which the input laser radiation circulating in the optical resonator radiates, and which converts this radiation, at least in part, into output laser radiation at the multiplied frequency. At least one compensation element is provided, through which the input laser radiation circulating in the optical resonator also radiates, and which absorbs this radiation, in part, wherein the compensation element balances out a temperature-dependent variation of the optical path length of the input laser radiation in the conversion element, at least in part. Furthermore, a system generates laser radiation.Type: ApplicationFiled: October 16, 2014Publication date: April 23, 2015Applicant: TOPTICA Photonics AGInventors: Matthias SCHOLZ, Waldemar WEBER
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Patent number: 8971374Abstract: A device for generating electromagnetic radiation includes a light source (1) generating a first radiation (7) at a fundamental wavelength, an optical resonator (2) in which the first radiation (7) circulates, and a frequency multiplier (8) located in the optical resonator (2) which converts the first radiation (7) at least partly into a second radiation (9) at a second or higher harmonic wavelength. The frequency multiplier (8) includes at least one non-linear crystal (10). At least one beam splitter element (12) passed through by the first radiation (7) and the second radiation (9) is coupled to the non-linear crystal (10), wherein the first radiation (7) and the second radiation (9) leave the beam splitter element (12) each in a different spatial direction.Type: GrantFiled: September 24, 2013Date of Patent: March 3, 2015Assignee: TOPTICA Photonics AGInventor: Matthias Scholz
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Publication number: 20140086269Abstract: The invention relates to a device for generating electromagnetic radiation, said device comprised of a light source (1) generating a first radiation (7) at a fundamental wavelength, an optical resonator (2) in which the first radiation (7) circulates, and a frequency multiplier (8) located in the optical resonator (2) which converts the first radiation (7) at least partly into a second radiation (9) at a second or higher harmonic wavelength, wherein the said frequency multiplier (8) comprises at least one non-linear crystal (10). The invention proposes that at least one beam splitter element (12) passed through by the first radiation (7) and the second radiation (9) is coupled to the non-linear crystal (10), wherein the first radiation (7) and the second radiation (9) leave the beam splitter element (12) each in a different spatial direction.Type: ApplicationFiled: September 24, 2013Publication date: March 27, 2014Applicant: TOPTICA Photonics AGInventor: Matthias SCHOLZ
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Publication number: 20130242366Abstract: The invention relates to an optical resonator made of low-outgassing materials, comprised of at least one chamber, a non-linear crystal arranged in the chamber, and an array of mirrors arranged in the chamber and comprised of a plurality of mirrors for deflecting a light beam. To specify such a resonator which is low-outgassing and which ensures fine adjustment of the optical elements at the same time, the present invention proposes that the non-linear crystal and at least one mirror of the array of mirrors is arranged on one movable carrier each, wherein the said carrier is fabricated from a low-outgassing material and seals the chamber.Type: ApplicationFiled: March 14, 2013Publication date: September 19, 2013Applicant: TOPTICA Photonics AGInventors: Rainer Heidemann, Matthias Scholz
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Patent number: 7888659Abstract: A method of obtaining a spatially resolved measurement for the detection of melanin in fluorophore mixtures of a solid sample includes emitting at least one pulse of light from a laser light source onto the solid sample at an excitation wavelength between 300 nm and 1000 nm so as to provide fluorescence excitation of the melanin by photon absorption. The pulse of light has a photon flux density between 1026 to 1028 photons per cm2 per second and a pulse length between 0.5 ns and 5 ns. An emitted spectral fluorescence response of the melanin is provided by evaluating a number of photons emitted at fluorescence wavelengths between 400 nm and 700 nm as to identify the melanin.Type: GrantFiled: June 17, 2007Date of Patent: February 15, 2011Assignee: LTB Lasertechnik Berlin GmbHInventors: Matthias Scholz, Dieter Leupold
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Patent number: 7672354Abstract: A transversally electrically excited gas discharge laser for generating light pulses with a high pulse repetition rate. The gas discharge laser has components include a gas-tight discharge tube with opposed wall passages and front ends. The discharge tube includes ceramic material with laser gas sealed therein. The components also include partial metal layers disposed on the discharge tube. Decoupling and holding elements including support trays are disposed in the wall passages, with the support trays being adhered with solder to the discharge tube via the partial metal layers. The components also include a pair of electrodes extending axially and disposed in the decoupling and holding elements so as to form a gas discharge path. The components also include a pair of rod-shaped electrodes disposed in the discharge tube that are substantially parallel to the main electrodes and operable to control the starting conditions of gas discharge.Type: GrantFiled: May 23, 2006Date of Patent: March 2, 2010Assignee: LTB-Lasertechnik Berlin GmbHInventors: Matthias Scholz, Johannes Schurack, Edgar Spranz, Karl Heinz Segsa, Joachim Mueller
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Publication number: 20090224172Abstract: A method of obtaining a spatially resolved measurement for the detection of melanin in fluorophore mixtures of a solid sample includes emitting at least one pulse of light from a laser light source onto the solid sample at an excitation wavelength between 300 nm and 1000 nm so as to provide fluorescence excitation of the melanin by photon absorption. The pulse of light has a photon flux density between 1026 to 1028 photons per cm2 per second and a pulse length between 0.5 ns and 5 ns. An emitted spectral fluorescence response of the melanin is provided by evaluating a number of photons emitted at fluorescence wavelengths between 400 nm and 700 nm as to identify the melanin.Type: ApplicationFiled: June 17, 2007Publication date: September 10, 2009Applicant: LTB LASERTECHNIK BERLIN GMBHInventors: Matthias Scholz, Dieter Leupold
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Publication number: 20080279247Abstract: A transversally electrically excited gas discharge laser for generating light pulses with a high pulse repetition rate. The gas discharge laser has components include a gas-tight discharge tube with opposed wall passages and front ends. The discharge tube includes ceramic material with laser gas sealed therein. The components also include partial metal layers disposed on the discharge tube. Decoupling and holding elements including support trays are disposed in the wall passages, with the support trays being adhered with solder to the discharge tube via the partial metal layers. The components also include a pair of electrodes extending axially and disposed in the decoupling and holding elements so as to form a gas discharge path. The components also include a pair of rod-shaped electrodes disposed in the discharge tube that are substantially parallel to the main electrodes and operable to control the starting conditions of gas discharge.Type: ApplicationFiled: May 23, 2006Publication date: November 13, 2008Applicant: LTB-Lasertechnik Berlin GmbHInventors: Matthias Scholz, Johannes Schurack, Edgar Spranz, Karl Heinz Segsa, Joachim Mueller
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Patent number: D897902Type: GrantFiled: August 5, 2019Date of Patent: October 6, 2020Assignee: Dr. Ing. h.c. F. Porsche AktiengesellschaftInventor: Matthias Scholz
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Patent number: D897903Type: GrantFiled: August 5, 2019Date of Patent: October 6, 2020Assignee: Dr. Ing. h.c. F. Porsche AktiengesellschaftInventor: Matthias Scholz