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公开(公告)号：ES2244587T3
公开(公告)日：2005-12-16
申请号：ES01909775
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： DORENBOS PIETER , VAN EIJK CAREL WILHELM EDUARD , GUDEL HANS-ULRICH , KRAMER KARL WILHELM , VAN LOEF EDGAR VALENTIJN DIEUW
Abstract: Material centelleante inorgánico de composición general M1-xCexBr3 en el que: M se elige entre los lantánidos o las mezclas de lantánidos del grupo: La, Gd, Y, y especialmente se elige entre los lantánidos o las mezclas de lantánidos del grupo: La, Gd, y en el que: x es el nivel molar de sustitución de M por cerio, con x superior o igual a 0, 0001 y estrictamente inferior a 1.
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公开(公告)号：AT299171T
公开(公告)日：2005-07-15
申请号：AT01909775
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： DORENBOS PIETER , VAN EIJK CAREL WILHELM EDUARD , GUEDEL HANS-ULRICH , KRAEMER KARL WILHELM , VAN LOEF EDGAR VALENTIJN DIEUW
Abstract: 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.
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公开(公告)号：DE60107659D1
公开(公告)日：2005-01-13
申请号：DE60107659
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： DORENBOS PIETER , VAN EIJK WILHELM , GUEDEL HANS-ULRICH , KRAEMER WILHELM , VAN LOEF VALENTIJN
Abstract: 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.
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公开(公告)号：CA2528118A1
公开(公告)日：2004-12-16
申请号：CA2528118
申请日：2004-06-01
Applicant: STICHTING TECH WETENSCHAPP , UNIV BERNE
Inventor： GUDEL HANS-ULRICH , KRAMER KARL WILHELM , VAN LOEF EDGAR VALENTIJN DIEUW , VAN EIJK CAREL WILHELM EDUARD , DORENBOS PIETER
Abstract: L'invention concerne un matériau scintillateur inorganique du type iodure de terre rare de formule AxLn(y-y,)Ln' y,,I(X+3y) dans laquelle: A représente a u moins un élément choisi parmi Li, Na, K, Rb, Cs ; Ln représente au moins une première terre rare choisi parmi La, Gd, Y, Lu, ladite première terre rare étant de valence 3+ dans ladite formule ; Ln' représente au moins une deuxiè me terre rare choisi parmi Ce, Tb, Pr, ladite deuxième terre rare étant de valence 3+ dans ladite formule, x est entier et représente 0, 1, 2 ou 3; y e st entier ou non entier et supérieur à 0 et inférieur à 3; y' est entier ou non entier, supérieur à 0 et inférieur à y. Ce matériau présente, un fort pouvoi r d'arrêt, un temps de décroissance rapide, notamment inférieur à 100 ns, une bonne résolution en énergie (notamment inférieure à 6 % à 662 keV) et un niveau lumineux élevé. Il peut être utilisé dans les appareils de médecine nucléaire, notamment les Gamma caméras de type Anger et les scanners à Tomographie d'Emission de Positons.
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公开(公告)号：CA2398849A1
公开(公告)日：2001-08-23
申请号：CA2398849
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： VAN EIJK CAREL WILHELM EDUARD , DORENBOS PIETER , GUDEL HANS-ULRICH , KRAMER KARL WILHELM , VAN LOEF EDGAR VALENTIJN DIEUW
Abstract: L'invention a trait à un matériau scintillateur inorganique de composition générale M1-xCexCl3, où M est choisi parmi les lanthanides ou les mélanges d e lanthanides, de préférence parmi les éléments ou les mélanges d'éléments du groupe: Y, La, Gd, Lu, notamment parmi les éléments ou les mélanges d'élémen ts du groupe: La, Gd, Lu, et où x est le taux molaire de substitution de M par du cérium, avec x supérieur ou égal à 1 mole % et strictement inférieur à 100 moles %. L'invention concerne également un procédé de croissance d'un tel matériau scintillateur monocristallin, et l'utilisation d'un tel matériau scintillateur comme composant d'un détecteur de scintillation notamment pour des applications industrielles, médicales ou pétrolières.
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Patent Agency Ranking
公开(公告)号：EA012938B1
公开(公告)日：2010-02-26
申请号：EA200800839
申请日：2006-09-15
Applicant: STICHTING TECH WETENSCHAPP , UNIV BERNE
Inventor： VAN EIJK CAREL WILHELM EDUARD , GUDEL HANS-ULRICH , BIROWOSUTO MUHAMMAD DANANG , DORENBOS PIETER , KRAMER KARL WILHELM
Abstract: Настоящееизобретениеотноситсяк материалу, содержащемусоединениеформулы Pr(LnCeX, где Ln выбираетсяизэлементовилисмесейпоменьшеймередвухэлементовизгруппы La, Nd, Pm, Sm, Eu, Gd, Y; X выбираетсяизгалогенидовилисмесейпоменьшеймередвухгалогенидовизгруппыСl, Br, I; хболее 0,0005 именеечем 1; y равенот 0 доменеечем 1 и (х+у) менеечем 1; ик егоиспользованиюв качестведетекторасцинтилляций, например, в PET сканерес возможностьюрегистрациивременипролета.
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公开(公告)号：AU2006290679A1
公开(公告)日：2007-03-22
申请号：AU2006290679
申请日：2006-09-15
Applicant: STICHTING TECH WETENSCHAPP , UNIV BERNE , KRAMER KARL
Inventor： DORENBOS PIETER , BIROWOSUTO MUHAMMAD DANANG , GUDEL HANS-ULRICH , EIJK CAREL WILHELM EDUARD VAN
Abstract: The invention concerns a material comprising a compound of formula Pr(1-x-y)LnyCexX3 wherein—Ln is chosen from the elements or mixtures of at least two elements, of the group: La, Nd, Pm, Sm, Eu, Gd, Y, —X is chosen from the halides or mixtures of at least two halides, of the group: Cl, Br, I, —x is above 0.0005 and is lower than 1, —y is from 0 to less than 1 and—x+y) is less than 1, and its use as scintillation detector, for example in PET scanner with time of flight capabilities.
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公开(公告)号：DE602004004396D1
公开(公告)日：2007-03-08
申请号：DE602004004396
申请日：2004-06-01
Applicant: STICHTING TECH WETENSCHAPP , UNIV BERNE
Inventor： DORENBOS PIETER , VAN EIJK WILHELM , GUDEL HANS-ULRICH , VAN LOEF VALENTIJN , KRAMER WILHELM
Abstract: The invention relates to an inorganic rare-earth iodide scintillation material of formula A X Ln (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. This material can be used in nuclear medicine equipment, in particular, in Anger-type gamma cameras and in positron emission tomography scanners.
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公开(公告)号：DE60111827T2
公开(公告)日：2006-04-27
申请号：DE60111827
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： DORENBOS PIETER , VAN EIJK WILHELM , GUEDEL HANS-ULRICH , KRAEMER WILHELM , VAN LOEF VALENTIJN
Abstract: 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.
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公开(公告)号：AU3740001A
公开(公告)日：2001-08-27
申请号：AU3740001
申请日：2001-02-16
Applicant: STICHTING TECH WETENSCHAPP
Inventor： DORENBOS PIETER , EIJK CAREL WILHELM EDUARD VAN , GUDEL HANS-ULRICH , KRAMER KARL WILHELM , LOEF EDGAR VALENTIJN DIEUWER V
Abstract: 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.
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