WO2012006826A1 - Dispositif de détection combinée pour spectre raman-fluorescence sous-marin - Google Patents

Dispositif de détection combinée pour spectre raman-fluorescence sous-marin Download PDF

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Publication number
WO2012006826A1
WO2012006826A1 PCT/CN2010/077805 CN2010077805W WO2012006826A1 WO 2012006826 A1 WO2012006826 A1 WO 2012006826A1 CN 2010077805 W CN2010077805 W CN 2010077805W WO 2012006826 A1 WO2012006826 A1 WO 2012006826A1
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WO
WIPO (PCT)
Prior art keywords
grating
raman
angle
laser
fluorescence spectroscopy
Prior art date
Application number
PCT/CN2010/077805
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English (en)
Chinese (zh)
Inventor
郭金家
刘智深
Original Assignee
中国海洋大学
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Filing date
Publication date
Application filed by 中国海洋大学 filed Critical 中国海洋大学
Publication of WO2012006826A1 publication Critical patent/WO2012006826A1/fr

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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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6417—Spectrofluorimetric devices

Definitions

  • the ⁇ 3 ⁇ 4 lower grating 11 is 300 grooves/mm, the size is 32X 16mm, the center wavelength is 565nm, and the grating angle is fixed at an incident angle of 19.31°.
  • the laser 2 is simultaneously used as a laser source for Raman spectroscopy and fluorescence spectroscopy, and is difficult to be 220 to 270 nm.
  • Detector 7 is UV-enhanced area CCD or EMCCD.
  • the pixel of the area array is 2048 X 2048.
  • PKIS: 2048BUV CCD of Princeton Instruments can be used, and its Raman and fluorescence spectra are used.
  • the Raman spectrum and the fluorescence spectrum signal can be obtained by respectively reading the values of different detectors at different positions of the area array detector.
  • a part of the polycyclic aromatic hydrocarbons will resonate at this wavelength, greatly enhancing the detection spirit, thereby realizing the detection of polycyclic aromatic hydrocarbons by resonance Raman spectroscopy, and adopting deep ultraviolet rays.
  • Excitation not only can obtain the usual seawater colored ffi signal, but also can obtain the fluorescence signal of organic matter of proteins such as tryptophan.
  • This uses the deep-UV wavelength as the excitation source for underwater Raman-fluorescence spectroscopy! ⁇
  • the detection device enhances the detection of low-level components on the one hand, and broadens the scope of the object « to obtain more comprehensive information.

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  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Abstract

Dispositif de détection combinée pour spectre Raman-fluorescence sous-marin comprenant un boîtier (1) utilisé à titre de cabine étanche, une fenêtre optique (3) et un presse-étoupe (9) monté sur le boîtier (1), un spectrographe logé dans le boîtier (1) constitué d'un laser (2), d'un trajet optique pré-positif (4), d'une fibre optique (5), d'un réseau (6) et d'un détecteur (7), et un module de commande électronique (8). Le réseau (6) est un réseau composite, qui comprend un réseau supérieur (10) à résolution élevée et un réseau inférieur (11) à basse résolution. L'angle entre le réseau supérieur (10) et le réseau inférieur (11) est θ. Le laser (2) sert simultanément de source d'excitation pour le spectre Raman et le spectre de fluorescence, et le spectre Raman et le spectre de fluorescence d'une substance sous-marine peuvent être acquis simultanément.
PCT/CN2010/077805 2010-07-16 2010-10-16 Dispositif de détection combinée pour spectre raman-fluorescence sous-marin WO2012006826A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010227850.7 2010-07-16
CN2010102278507A CN101915755B (zh) 2010-07-16 2010-07-16 水下拉曼-荧光光谱联合探测装置

Publications (1)

Publication Number Publication Date
WO2012006826A1 true WO2012006826A1 (fr) 2012-01-19

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CN (1) CN101915755B (fr)
WO (1) WO2012006826A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
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WO2015074669A1 (fr) * 2013-11-25 2015-05-28 Ldi Innovation Oü Dispositif de détection d'huile à distance
CN113981981A (zh) * 2021-10-25 2022-01-28 中铁工程装备集团有限公司 基于激光导向的沉井掘进机导向系统

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CN103822908A (zh) * 2014-02-27 2014-05-28 江苏大学 一种荧光、拉曼、激光诱导原子发射光谱联用系统
US10222688B2 (en) 2014-09-22 2019-03-05 Woods Hole Oceanographic Institution Continuous particle imaging and classification system
CN105301574A (zh) * 2015-11-11 2016-02-03 中国科学院半导体研究所 避免水下激光测探器被杂散光损伤的装置
CN105675498B (zh) * 2016-03-22 2018-08-28 上海理工大学 荧光拉曼同步块状物探测装置
CN106404745B (zh) * 2016-11-24 2019-09-10 中国科学院长春光学精密机械与物理研究所 一种CaF2光学基底深紫外激光辐射诱导表面变化检测方法
FR3077642B1 (fr) * 2018-02-02 2021-05-14 Ouro Negro Tecnologias Em Equipamentos Ind S/A Dispositif permettant la detection de matieres photoluminescentes dans l'eau de mer
CN108827460A (zh) * 2018-04-25 2018-11-16 中国科学院南海海洋研究所 辐亮度探头和光学测量系统
CN109520983B (zh) * 2018-11-20 2021-02-12 山东船舶技术研究院 一种基于dom的水质评价方法及装置
CN109580581A (zh) * 2018-12-12 2019-04-05 哈尔滨工业大学（威海） 一种基于复合光栅的激光拉曼光谱仪
CN109342404A (zh) * 2018-12-24 2019-02-15 江西农业大学 基于荧光与拉曼光谱的禽肉中兽药残留检测装置
CN111122540A (zh) * 2019-12-25 2020-05-08 桂林电子科技大学 基于时间相关单光子探测技术的多功能光纤探针系统
CN111122541B (zh) * 2019-12-25 2023-03-14 桂林电子科技大学 一种区分拉曼信号和荧光信号的光纤探针系统
CN111521599B (zh) * 2020-06-15 2021-05-28 中国海洋大学 一种近海沉积物中微塑料的快速检测系统与方法
CN113984668A (zh) * 2021-12-06 2022-01-28 华中师范大学 一种基于拉曼光谱的土壤地下水石油类污染物便携式检测仪与快速检测方法

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EP0498644A1 (fr) * 1991-02-07 1992-08-12 Research Development Corporation Of Japan Analyseur spectroscopique à haute sensibilité pour des longeurs d'ondes multiples
JPH07225186A (ja) * 1994-02-10 1995-08-22 Hitachi Ltd 蛍光／ラマン分光光度計
US6373567B1 (en) * 1999-12-17 2002-04-16 Micron Optical Systems Dispersive near-IR Raman spectrometer
CN1496478A (zh) * 2001-02-14 2004-05-12 Ӧ�ò��Ϲ�˾ 利用非线性光学现象的激光扫描晶片检查
CN101275905A (zh) * 2008-04-18 2008-10-01 浙江大学 一种多源光谱融合便携式水质分析仪

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015074669A1 (fr) * 2013-11-25 2015-05-28 Ldi Innovation Oü Dispositif de détection d'huile à distance
US10041882B2 (en) 2013-11-25 2018-08-07 Ocean Visuals As Device for remote oil detection
CN113981981A (zh) * 2021-10-25 2022-01-28 中铁工程装备集团有限公司 基于激光导向的沉井掘进机导向系统

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CN101915755B (zh) 2011-08-31
CN101915755A (zh) 2010-12-15

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