公开(公告)号：EP2573590A1

公开(公告)日：2013-03-27

申请号：EP11783585.0

申请日：2011-05-18

申请人： Tokuyama Corporation ,  National University Corporation Nagoya University ,  Tohoku University

发明人： WATANABE, Kenichi ,  YAMAZAKI, Atsushi ,  URITANI, Akira ,  KONDO, Yoshiyuki ,  KAWAGUCHI, Noriaki ,  FUKUDA, Kentaro ,  SUYAMA, Toshihisa ,  YOSHIKAWA, Akira ,  YANAGIDA, Takayuki ,  YOKOTA, Yui ,  IGUCHI, Tetsuo

IPC分类号： G01T3/06 ,  C09K11/00 ,  C09K11/64 ,  G01T1/17 ,  G01T3/00

CPC分类号： G01T3/06 ,  C09K11/7734 ,  C30B15/00 ,  C30B29/12

摘要： Disclosed are: a neutron beam detector which comprises a material having low deliquescent properties and can discriminate between a neutron beam and a γ beam; a neutron beam detection scintillator; and a method for discriminating between a neutron beam and a γ beam. Specifically disclosed are: a neutron beam detection scintillator for use in the discrimination between a neutron beam and a γ beam based on the difference in waveforms of light detection signals, and which comprises Ce-containing LiCaAlF6 single crystals; a neutron beam detector which has a function of discriminating between a neutron beam and a γ beam based on the difference in waveforms of light detection signals from a neutron beam detection scintillator, and which is characterized by using a neutron beam detection scintillator comprising Ce-containing LiCaAlF6 single crystals as a neutron beam detection scintillator; and a method for discriminating between a neutron beam and a γ beam.

摘要翻译： 公开的是：中子束检测器，其包括具有低潮解性质并且可以中子束和光束³区分的材料; 中子束检测闪烁体; 和中子束和光束³区分的方法。 具体地说游离缺失盘是：用于在中子束和基于在光检测信号的波形的差的光束³之间的区分使用中子束检测闪烁体，并且其包含含Ce的LiCaAlF6单晶; 它是通过使用中子束检测闪烁体包括为特征的中子束检测器，它具有一个中子束并且基于来自中子束检测闪烁体中的光检测信号的波形的差的³光束之间进行鉴别的功能，并且所有含Ce LiCaAlF6晶体作为单个中子束检测闪烁体; 和中子束和光束³区分的方法。

公开(公告)号：EP3106859A1

公开(公告)日：2016-12-21

申请号：EP15749373.5

申请日：2015-02-12

申请人： Sekisui Medical Co., Ltd. ,  National University Corporation Nagoya University

发明人： IGUCHI, Tetsuo ,  TOMITA, Hideki ,  NISHIZAWA, Norihiko ,  OH-HARA, Toshinari ,  IDENO, Akira

IPC分类号： G01N21/39 ,  G02F1/35 ,  G02F1/37 ,  G01N21/3504

CPC分类号： G01N21/3504 ,  G01N21/031 ,  G01N21/39 ,  G01N2201/06113 ,  G01N2201/08 ,  G02B17/004 ,  G02F1/3532 ,  G02F1/3534 ,  G02F1/3551 ,  G02F1/365 ,  G02F2201/02 ,  G02F2203/56

摘要： Provided are a simple and convenient apparatus capable of analyzing carbon isotope 14 C and a method of analyzing the carbon isotope. A carbon isotope analyzer 1 including an isotopic carbon dioxide generator 40 to generate isotopic carbon dioxide from a carbon isotope; a spectrometer 10 including an optical resonator 11 having a pair of mirrors 12, and a photodetector 15 to determine the intensity of light transmitted from the optical resonator 11; and a light generator 20 including a light source 23, a first optical fiber 21 to transmit a light beam from the light source 23, a second optical fiber 22 for wavelength conversion, the second optical fiber 22 branching from the first optical fiber 21 at a point and combining with the first optical fiber 21 at another point downstream of the branching point, and a non-linear optical crystal 25 to generate light having the absorption wavelength of the isotopic carbon dioxide on the basis of the difference in frequency between light beams transmitted through the optical crystal 25.

摘要翻译： 提供了能够分析碳同位素14C的简单方便的装置和分析碳同位素的方法。 碳同位素分析仪1，其包括同位素二氧化碳发生器40，用于从碳同位素产生同位素二氧化碳; 包括具有一对反射镜12的光学谐振器11的光谱仪10和用于确定从光学谐振器11传输的光的强度的光电检测器15; 以及包括光源23的光发生器20，用于透过来自光源23的光束的第一光纤21，用于波长转换的第二光纤22，第二光纤22从第一光纤21分支 并且在分支点下游的另一点处与第一光纤21组合，以及非线性光学晶体25，其基于透射的光束之间的频率差产生具有同位素二氧化碳的吸收波长的光 通过光学晶体25。

公开(公告)号：EP3572795A1

公开(公告)日：2019-11-27

申请号：EP18741640.9

申请日：2018-01-19

申请人： Sekisui Medical Co., Ltd. ,  National University Corporation Nagoya University

发明人： IGUCHI, Tetsuo ,  TOMITA, Hideki ,  NISHIZAWA, Norihiko ,  SONNENSCHEIN, Volker ,  TERABAYASHI, Ryohei ,  OHARA, Toshinari ,  IDENO, Akira ,  SATOU, Atsushi ,  HASHIZUME, Kenta

IPC分类号： G01N21/3504 ,  G01N21/03 ,  G01N21/39 ,  H01S5/14

摘要： A carbon isotope analysis device including a carbon dioxide isotope generator provided with a combustion unit that generates gas containing carbon dioxide isotope from carbon isotope, and a carbon dioxide isotope purifying unit; a spectrometer including an optical resonator having a pair of mirrors and a photodetector that determines intensity of light transmitted from the optical resonator; and a light generator including a light source, a splitter that splits light from the light source, a focusing lens that focuses light from the splitter, and a mirror that reflects light from the focusing lens and sends the light back to the light source via the focusing lens and the splitter. A carbon isotope analysis device improved in stability of a light source and a carbon isotope analysis method by use of the analysis device are provided.

公开(公告)号：EP3267180A1

公开(公告)日：2018-01-10

申请号：EP16758947.2

申请日：2016-03-02

申请人： National University Corporation Nagoya University ,  Sekisui Medical Co., Ltd.

发明人： IGUCHI, Tetsuo ,  TOMITA, Hideki ,  NISHIZAWA, Norihiko ,  HIROTSU, Takahiro ,  YURUZUME, Satoshi ,  TERABAYASHI, Ryohei ,  OH-HARA, Toshinari ,  IDENO, Akira ,  SATO, Atsushi

IPC分类号： G01N21/3504 ,  G01N21/01 ,  G02F1/37

CPC分类号： G01J3/0218 ,  G01J1/124 ,  G01J3/0208 ,  G01J3/42 ,  G01N21/01 ,  G01N21/3504 ,  G01N30/88 ,  G01N2030/8868 ,  G01N2201/06113 ,  G01N2201/08 ,  G02F1/3551 ,  G02F1/37 ,  G02F2201/02 ,  G02F2203/56

摘要： A carbon isotope analyzer 1 includes a carbon dioxide isotope generator 40 that includes a combustion unit that generates gas containing carbon dioxide isotope from carbon isotope, and a carbon dioxide isotope purifying unit; a spectrometer 10 including an optical resonator 11 having a pair of mirrors 12, and a photodetector 15 that determines the intensity of light transmitted from the optical resonator 11; and a light generator 20 including a light source 23, a first optical fiber 21 to transmit a light beam from the light source 23, a second optical fiber 22 for wavelength conversion, the second optical fiber 22 splitting from the first optical fiber 21 at a point and combining with the first optical fiber 21 at another point downstream of the splitting point, and a non-linear optical crystal 25 that generates light having the absorption wavelength of the carbon dioxide isotope on the basis of the difference in frequency between light beams transmitted through the optical crystal 25. The carbon isotope analyzer 1 is a simple and convenient apparatus that can analyze isotope 14 C.

摘要翻译： 碳同位素分析仪1包括二氧化碳同位素发生器40和二氧化碳同位素净化单元，二氧化碳同位素发生器40包括产生含有来自碳同位素的二氧化碳同位素的气体的燃烧单元; 光谱仪10，其包括具有一对反射镜12的光学谐振器11和确定从光学谐振器11透射的光的强度的光电检测器15; 以及光发生器20，其包括光源23，传输来自光源23的光束的第一光纤21，用于波长转换的第二光纤22，第二光纤22从第一光纤21分离为 并且在分束点的下游的另一点处与第一光纤21结合，并且非线性光学晶体25基于透射的光束之间的频率差产生具有二氧化碳同位素的吸收波长的光 通过光学晶体25.碳同位素分析仪1是可以分析同位素14C的简单方便的装置。