JP5171311B2 - 生物学的センシング用装置および方法 - Google Patents
生物学的センシング用装置および方法 Download PDFInfo
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- JP5171311B2 JP5171311B2 JP2008043717A JP2008043717A JP5171311B2 JP 5171311 B2 JP5171311 B2 JP 5171311B2 JP 2008043717 A JP2008043717 A JP 2008043717A JP 2008043717 A JP2008043717 A JP 2008043717A JP 5171311 B2 JP5171311 B2 JP 5171311B2
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- Prior art keywords
- biological material
- detector
- optical fiber
- cladding
- resonator
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N21/7746—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides the waveguide coupled to a cavity resonator
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
Description
VL=水のモル体積(0.018L/mol)
R=ガス定数
T=温度
P=水の蒸気圧
P0=水の飽和蒸気圧
Claims (20)
- 所定の生物学的物質を検出するための生物学的物質検出器であって、
光ファイバを含む光ファイバ共振器、
生物指標と混ざりまたはそれを共有結合的に取付けおよび前記光ファイバのコアの長さの大部分を被覆するクラッド、
該クラッド内に配置した生物指標、
前記光ファイバを励起するコヒーレントな光源、および
前記所定の生物学的物質をファイバのクラッドに吸収することによって生じる前記光ファイバ共振器の共振特性の変化に基づき生物学的物質を検出する生物学的物質シグネチャ検出器を含む検出器。 - 請求項1に記載の生物学的物質検出器に於いて、前記コヒーレントな光源が更にDFBレーザを含む検出器。
- 請求項2に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更にフォトダイオードを含む検出器。
- 請求項2に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更にモノクローン抗体を含む検出器。
- 請求項3に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更に前記DFBレーザの接合電流を所定の電流範囲の端から端までスイープする、前記DFBレーザに結合したレーザ制御装置を含む検出器。
- 請求項5に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更に前記所定の電流範囲内の電流値を前記DFBレーザのレーザ発光周波数と関連付けるレーザルックアップテーブルを含む検出器。
- 請求項6に記載の生物学的物質検出器に於いて、前記ルックアップテーブルが更に何れかの生物学的物質に曝す前の前記光ファイバの較正値におよび共振線形状幅またはフリースペクトルに対応する第1接合電流差値を含む検出器。
- 請求項7に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更に所定の生物学的物質の少なくとも幾らかの投与量に対する共振線形状線幅またはフリースペクトル範囲を含む生物学的物質シグネチャルックアップテーブルを含む検出器。
- 請求項8に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更に前記フォトダイオードの出力を共振閾値と比較することによって前記光ファイバ共振器の共振を検出するコンパレータを含む検出器。
- 請求項9に記載の生物学的物質検出器に於いて、前記生物学的物質シグネチャ検出器が更に前記DFBレーザの周波数スイープを発生するプロセッサを含む検出器。
- 請求項10に記載の生物学的物質検出器に於いて、前記周波数スイープの範囲が前記共振器の少なくとも一つのフリースペクトル範囲を含む検出器。
- 請求項8に記載の生物学的物質検出器に於いて、前記共振特性の変化が共振間の周波数差である検出器。
- 請求項8に記載の生物学的物質検出器に於いて、前記共振特性の変化が共振線幅またはフィネスの差である検出器。
- 請求項1に記載の生物学的物質検出器に於いて、前記クラッドが、生物指標と混ざりまたはそれに共有結合的に取付きおよび上記ファイバの長さの大部分を被覆するポリマである検出器。
- 請求項14に記載の生物学的物質検出器に於いて、前記クラッドが架橋キトサン材料、多糖類、ヒドロキシ置換アクリレート被覆およびナフィオン(登録商標)から成るグループから選択したポリマである検出器。
- 請求項1に記載の生物学的物質検出器に於いて、前記クラッドが、生物指標と混ざりまたはそれを共有結合的に取付けかつ前記ファイバの長さの大部分を被覆する吸湿性ゲルである検出器。
- 所定の生物学的物質を検出するための方法であって、
生物指標と混ざりまたはそれを共有結合的に取付けおよび光ファイバのコアの長さの大部分を被覆するクラッドを備える光ファイバを有する光ファイバ共振器を用意する工程、
前記クラッド内に配置した生物指標を用意する工程、
前記光ファイバ共振器を励起するコヒーレントな光源を用意する工程、および
前記光源が前記光ファイバ共振器を励起すると、前記所定の生物学的物質をファイバのクラッドに吸収することによって生じる前記光ファイバ共振器の共振特性の変化に基づき生物学的物質を検出する工程を含む方法。 - 請求項17に記載の方法に於いて、前記クラッドが、前記生物指標と混ざりまたはそれを共有結合的に取付けおよび前記光ファイバを被覆するポリマである方法。
- 請求項18に記載の方法に於いて、前記クラッドが、前記生物指標と混ざりまたはそれを共有結合的に取付けおよび前記光ファイバを被覆する吸湿性ゲルである方法。
- 請求項17に記載の方法に於いて、前記光ファイバが光子結晶ファイバである方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/679,498 US7671325B2 (en) | 2007-02-27 | 2007-02-27 | Biological Agent Signature Detector With an Optical Fiber Cladding Combined With a Bio-Indicator |
US11/679,498 | 2007-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008209415A JP2008209415A (ja) | 2008-09-11 |
JP5171311B2 true JP5171311B2 (ja) | 2013-03-27 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2008043717A Expired - Fee Related JP5171311B2 (ja) | 2007-02-27 | 2008-02-26 | 生物学的センシング用装置および方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7671325B2 (ja) |
EP (1) | EP1967847A1 (ja) |
JP (1) | JP5171311B2 (ja) |
Families Citing this family (12)
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US7957005B2 (en) * | 2007-07-31 | 2011-06-07 | Honeywell International Inc. | Fiber optic apparatus and method for sensing hazardous materials |
JP2010186097A (ja) * | 2009-02-13 | 2010-08-26 | Oki Electric Ind Co Ltd | 光共振器、及びこれを用いた流体用光学センサ |
US7952772B2 (en) * | 2009-05-08 | 2011-05-31 | Honeywell International Inc. | Photonic crystal fiber sensor |
US20110026870A1 (en) * | 2009-07-31 | 2011-02-03 | Honeywell International Inc. | Photonic crystal fiber sensor |
US8210045B2 (en) * | 2009-08-25 | 2012-07-03 | James N. Caron | Continuous laser generation of ultrasound |
US8476007B2 (en) | 2010-02-19 | 2013-07-02 | Indian Institute Of Technology Bombay | Optical fiber probe |
US10401343B1 (en) | 2010-09-28 | 2019-09-03 | Optech Ventures, Llc. | Gas sensing chemistry and sensors and sensing systems and method |
US9989522B2 (en) | 2011-11-01 | 2018-06-05 | Medtronic Minimed, Inc. | Methods and materials for modulating start-up time and air removal in dry sensors |
WO2018044517A1 (en) * | 2016-08-31 | 2018-03-08 | The Board Of Regents Of The University Of Texas System | Non-invasive sample-interrogation device |
SG11202008686TA (en) | 2018-03-08 | 2020-10-29 | Exxonmobil Res & Eng Co | Spirocentric compounds and polymers thereof |
US20220381984A1 (en) * | 2021-05-31 | 2022-12-01 | Jinan University | Fiber optic sensing apparatus and system |
CN115683445B (zh) * | 2022-11-10 | 2023-07-25 | 江苏理工学院 | 一种用于胞苷合成反应的微结构光纤气体压强传感器及其控制方法 |
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JP2007047051A (ja) * | 2005-08-10 | 2007-02-22 | Nippon Telegr & Teleph Corp <Ntt> | 多層屈折率測定装置 |
US20080116361A1 (en) * | 2006-11-16 | 2008-05-22 | Honeywell International, Inc. | Apparatus and method for chemical and biological sensing |
-
2007
- 2007-02-27 US US11/679,498 patent/US7671325B2/en not_active Expired - Fee Related
-
2008
- 2008-02-22 EP EP08250624A patent/EP1967847A1/en not_active Ceased
- 2008-02-26 JP JP2008043717A patent/JP5171311B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1967847A1 (en) | 2008-09-10 |
US7671325B2 (en) | 2010-03-02 |
US20080203281A1 (en) | 2008-08-28 |
JP2008209415A (ja) | 2008-09-11 |
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