ATE152518T1 - Vorrichtung zur zwei-kanälenmessung der fluoreszenz von chlorophyl - Google Patents

Vorrichtung zur zwei-kanälenmessung der fluoreszenz von chlorophyl

Info

Publication number
ATE152518T1
ATE152518T1 AT90830603T AT90830603T ATE152518T1 AT E152518 T1 ATE152518 T1 AT E152518T1 AT 90830603 T AT90830603 T AT 90830603T AT 90830603 T AT90830603 T AT 90830603T AT E152518 T1 ATE152518 T1 AT E152518T1
Authority
AT
Austria
Prior art keywords
channel measurement
fluorescence
chlorophyl
chlorophyl fluorescence
excitation energy
Prior art date
Application number
AT90830603T
Other languages
English (en)
Inventor
Piero Dr Mazzinghi
Original Assignee
Consiglio Nazionale Ricerche
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Application granted granted Critical
Publication of ATE152518T1 publication Critical patent/ATE152518T1/de

Links

Classifications

    • 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
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G01N2021/4742—Details of optical heads therefor, e.g. using optical fibres comprising optical fibres
    • G01N2021/4745—Fused bundle, i.e. for backscatter
    • 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
    • G01N2021/635—Photosynthetic material analysis, e.g. chrorophyll
    • 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
    • G01N2021/6421—Measuring at two or more wavelengths
    • 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
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N2021/6484—Optical fibres
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N2021/8466—Investigation of vegetal material, e.g. leaves, plants, fruits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held

Landscapes

  • 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)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT90830603T 1989-12-22 1990-12-20 Vorrichtung zur zwei-kanälenmessung der fluoreszenz von chlorophyl ATE152518T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT00959189A IT1236230B (it) 1989-12-22 1989-12-22 Strumento per la misura a due canali della fluorescenza della clorofilla

Publications (1)

Publication Number Publication Date
ATE152518T1 true ATE152518T1 (de) 1997-05-15

Family

ID=11132556

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90830603T ATE152518T1 (de) 1989-12-22 1990-12-20 Vorrichtung zur zwei-kanälenmessung der fluoreszenz von chlorophyl

Country Status (4)

Country Link
EP (1) EP0434644B1 (de)
AT (1) ATE152518T1 (de)
DE (1) DE69030617T2 (de)
IT (1) IT1236230B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69530323T2 (de) * 1994-09-02 2004-02-12 BD Biosciences, Systems and Reagents, Inc., San Jose Verfahren und vorrichtung zur eichung eines optischen abtasters
NL1002984C2 (nl) * 1996-05-02 1997-11-06 Cpro Dlo Werkwijze voor het bepalen van de rijpheid en kwaliteit van zaden middels het chlorofylgehalte en inrichting voor het selecteren van zaden met behulp van een dergelijke werkwijze.
GB9709840D0 (en) * 1997-05-15 1997-07-09 Sinclair Int Ltd Assessment of the condition of fruit and vegetables
LU90186B1 (fr) * 1997-12-22 1999-06-24 Communaute Europ Ce Batiment E Dispositif d'analyse non destructive de plantes et véhicule comportant un tel dispositif embarqué
GB9815701D0 (en) * 1998-07-21 1998-09-16 Cambridge Imaging Ltd Improved imaging system for fluorescence assays
RU2199730C2 (ru) * 1998-10-28 2003-02-27 Дойчес Центрум Фюр Люфт-Унд Раумфарт Е.Ф. Система детектирования флуоресценции для определения значимых параметров растительности
WO2000075642A1 (de) * 1999-06-06 2000-12-14 Planto Gmbh Gerät zur messung von laserinduzierter fluoreszenz von pigmenten und/oder umweltschadstoffen
FR2827383B1 (fr) * 2001-07-13 2004-04-23 Univ Paris 7 Denis Diderot Dispositif et procede de radiometrie pour determiner in situ le contenu biochimique de feuilles, et appareil portatif integrant ce dispositif
JP5104957B2 (ja) * 2008-09-18 2012-12-19 株式会社島津製作所 蛍光画像検出装置及び蛍光画像検出方法
DE102011018725A1 (de) * 2011-04-20 2012-10-25 Carl Zeiss Jena Gmbh Optische Anordnung zur Erfassung der Lumineszenz von Proben
CN105092532A (zh) * 2014-05-14 2015-11-25 山东理工大学 一种便携式非接触激光快速检测玉米大斑病的方法
CN108956507B (zh) * 2018-09-20 2024-03-01 河南农业大学 叶绿素光谱检测仪
CN115728274B (zh) * 2021-08-25 2024-10-25 山东大学 一种叶绿素a荧光探测装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3303510C2 (de) * 1983-01-31 1987-04-23 Peter Dr.-Ing. Gräber Vorrichtung zur fluorometrischen Untersuchung von mit Schadstoffen behandelten Pflanzen
US4650336A (en) * 1985-09-20 1987-03-17 Advanced Genetic Sciences, Inc. Measurement of variable fluorescence of plants
SE8602011D0 (sv) * 1986-04-30 1986-04-30 Roland Wass Anordning for metning av fotosynteseffektivitet hos vexter

Also Published As

Publication number Publication date
EP0434644A2 (de) 1991-06-26
DE69030617T2 (de) 1997-09-25
IT1236230B (it) 1993-01-25
EP0434644B1 (de) 1997-05-02
DE69030617D1 (de) 1997-06-05
EP0434644A3 (en) 1992-05-20
IT8909591A0 (it) 1989-12-22

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee