Patents by Inventor Hans-Ulrich Gudel
Hans-Ulrich Gudel 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: 7479637Abstract: The invention concerns an inorganic scintillator material of general composition M1?xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol % and strictly less than 100 mol %. The invention also concerns a method for growing said monocrystalline scintillator material, and the use of said scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry.Type: GrantFiled: May 14, 2007Date of Patent: January 20, 2009Assignee: Stichting Voor de Technische WetenschappenInventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentijn Dieuwer Van Loef
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Publication number: 20070295915Abstract: The invention pertains to a neutron detector comprising a scintillating material of the generic formula Cs(2?z)RbzLiLn(1?x)X6:xCe3+, where X is either Br or I, Ln is Y or Gd or Lu or Sc or La, where z is greater or equal to 0 and less or equal to 2, and x is above 0.0005, generally under the form of monocristal. The scintillating material has a remarkably low decay time.Type: ApplicationFiled: January 10, 2005Publication date: December 27, 2007Applicants: STICHTING VOOR TECHNISCHE WETENSCHAPPEN, UNIVERSITE DE BERNEInventors: Karl Kramer, Hans-Ulrich Gudel, Aurelie Bessiere, Pieter Dorenbos, Cauel Van Eijk
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Publication number: 20070210256Abstract: The invention concerns an inorganic scintillator material of general composition M1?xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol % and strictly less than 100 mol %. The invention also concerns a method for growing said monocrystalline scintillator material, and the use of said scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry.Type: ApplicationFiled: May 14, 2007Publication date: September 13, 2007Applicant: STICHTING VOOR DE TECHNISCHE WETENSCHAPPENInventors: Pieter Dorenbos, Carel Van Eijk, Hans-Ulrich Gudel, Karl Kramer, Edgar Van Loef
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Patent number: 7250609Abstract: The invention concerns an inorganic scintillator material of general composition M1-xCexBr3, wherein: M is selected among lanthanides or lanthanide mixtures of the group consisting of La, Gd, Y in particular among lanthanides or lanthanide mixtures of the group consisting of La, Gd; and x is the molar rate of substitution of M with cerium, x being not less that 0.01 mol % and strictly less than 100 mol %. The invention also concerns a method of growing such a monocrystalline scintillator material, and the use of same as component of a scintillating detector for industrial and medical purpose or in the oil industry.Type: GrantFiled: April 28, 2006Date of Patent: July 31, 2007Assignee: Stichting Voor de Technische WetenschappenInventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentijn Dieuwer Van Loef
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Patent number: 7233006Abstract: The invention concerns an inorganic scintillator material of general composition M1-xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol % and strictly less than 100 mol %. The invention also concerns a method for growing said monocrystalline scintillator material, and the use of said scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry.Type: GrantFiled: April 28, 2006Date of Patent: June 19, 2007Assignee: Stichting Voor de Technische WetenschappenInventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentijn Dieuwer Van Loef
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Publication number: 20070090328Abstract: The invention relates to an inorganic rare-earth iodide scintillation material of formula AXLn(y?y?,)Ln?y?I(x+3y) in which: A represents at least one element selected among Li, Na, K, Rb, Cs; Ln represents at least one first rare-earth element selected among La, Gd, Y, Lu, said first rare-earth element having a valency of 3+ in the aforementioned formula: Ln? represents at least one second rare-earth element selected among Ce, Tb, Pr, said second rare-earth element having a valency of 3+ in the aforementioned formula, x is an integer and represents 0, 1, 2 or 3; y is an integer or non-integer greater than 0 and less than 3, and; y? is an integer or non-integer greater than 0 and less than y. This material presents a high stopping power, a rapid decay time, in particular, less than 100 ns, a good energy resolution (in particular, less than 6% at 662 keV) and a high luminous level.Type: ApplicationFiled: June 1, 2004Publication date: April 26, 2007Applicants: STICHTING VOOR DE TECHNISCHE WETENSCHAPPEN, UNIVERSITE DE BERNEInventors: Pieter Dorenbos, Carel Van Eijk, Hans-Ulrich Gudel, Edgar Van Loef, Karl Kramer
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Publication number: 20060197026Abstract: The invention concerns an inorganic scintillator material of general composition M1-xCexBr3, wherein: M is selected among lanthanides or lanthanide mixtures of the group consisting of La, Gd, Y in particular among lanthanides or lanthanide mixtures of the group consisting of La, Gd; and x is the molar rate of substitution of M with cerium, x being not less that 0.01 mol % and strictly less than 100 mol %. The invention also concerns a method of growing such a monocrystalline scintillator material, and the use of same as component of a scintillating detector for industrial and medical purpose or in the oil industry.Type: ApplicationFiled: April 28, 2006Publication date: September 7, 2006Applicant: STICHTING VOOR DE TECHNISCHE WETENSCHAPPENInventors: Pieter Dorenbos, Carel Van Eijk, Hans-Ulrich Gudel, Karl Kramer, Edgar Van Loef
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Publication number: 20060197027Abstract: The invention concerns an inorganic scintillator material of general composition M1-xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol % and strictly less than 100 mol %. The invention also concerns a method for growing said monocrystalline scintillator material, and the use of said scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry.Type: ApplicationFiled: April 28, 2006Publication date: September 7, 2006Applicant: STICHTING VOOR DE TECHNISCHE WETENSCHAPPENInventors: Pieter Dorenbos, Carel Van Eijk, Hans-Ulrich Gudel, Karl Kramer, Edgar Van Loef
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Patent number: 7067815Abstract: An inorganic scintillator material, a method for growing the monocrystalline scintillator material, and the use of the scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry. The inorganic scintillator material has the general composition M1?xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol % and strictly less than 100 mol %.Type: GrantFiled: February 16, 2001Date of Patent: June 27, 2006Assignee: Stichting Voor de Technische WetenschappenInventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentijn Dieuwer Van Loef
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Publication number: 20040238747Abstract: An inorganic scintillator material, a method for growing the monocrystalline scintillator material, and the use of the scintillator material as component of a scintillating detector in particular for industrial and medical purposes and in the oil industry. The inorganic scintillator material has the general composition M1-xCexCl3, wherein: M is selected among lanthanides or lanthanide mixtures, preferably among the elements or mixtures of elements of the group consisting of Y, La, Gd, Lu, in particular among the elements or mixtures of elements of the group consisting of La, Gd and Lu; and x is the molar rate of substitution of M with cerium, x being not less than 1 mol% and strictly less than 100 mol%.Type: ApplicationFiled: November 25, 2002Publication date: December 2, 2004Inventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentijn Dieuwer Van Loef
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Publication number: 20040149917Abstract: The invention concerns an inorganic scintillator material of general composition M1-xCexBr3, wherein: M is selected among lanthanides or lanthanide mixtures of the group consisting of La, Gd, Y in particular among lanthanides or lanthanide mixtures of the group consisting of La, Gd; and x is the molar rate of substitution of M with cerium, x being not less that 0.01 mol % and strictly less than 100 mol %. The invention also concerns a method of growing such a monocrystalline scintillator material, and the use of same as component of a scintillating detector for industrial and medical purpose or in the oil industry.Type: ApplicationFiled: November 21, 2002Publication date: August 5, 2004Inventors: Pieter Dorenbos, Carel Wilhelm Eduard Van Eijk, Hans-Ulrich Gudel, Karl Wilhelm Kramer, Edgar Valentin Dieuwer Van Loef