AT525942A3 - Verfahren und Vorrichtung zur VCD-Analyse eines Analyten - Google Patents
Verfahren und Vorrichtung zur VCD-Analyse eines Analyten Download PDFInfo
- Publication number
- AT525942A3 AT525942A3 ATA50157/2022A AT501572022A AT525942A3 AT 525942 A3 AT525942 A3 AT 525942A3 AT 501572022 A AT501572022 A AT 501572022A AT 525942 A3 AT525942 A3 AT 525942A3
- Authority
- AT
- Austria
- Prior art keywords
- sample
- signal
- analyte
- intensity
- obtaining
- Prior art date
Links
- 239000012491 analyte Substances 0.000 title abstract 2
- 238000004458 analytical method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000010287 polarization Effects 0.000 abstract 1
- 238000001851 vibrational circular dichroism spectroscopy Methods 0.000 abstract 1
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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/19—Dichroism
-
- 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
- G01N21/21—Polarisation-affecting properties
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0224—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using polarising or depolarising elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/45—Interferometric spectrometry
-
- 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
- G01N21/21—Polarisation-affecting properties
- G01N2021/216—Polarisation-affecting properties using circular polarised light
-
- 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
- G01N2021/396—Type of laser source
- G01N2021/399—Diode laser
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (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)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Vorrichtung (1) zur Vibrationszirkulardichroismusanalyse eines Analyten, die umfasst: - eine Laserlichtquelle (2) zum Bereitstellen eines Laserstrahls (3); - einen Strahlenteiler (5) zum Teilen des Laserstrahls (3) in einen Probenstrahl (6a) und einen Referenzstrahl (6b); - einen Modulator (11) zum Modulieren der Polarisation des Probenstrahls (6a) und wahlweise des Referenzstrahls (6b); - eine Probenzelle (14a) und eine Referenzzelle (14b); - einen Probendetektor (15a) zum Detektieren des Probenstrahls (6a) und Erhalten eines Probenstrahlsignals, das einer Intensität des Probenstrahls (6a) entspricht; - einen Referenzdetektor (15b) zum Detektieren des Referenzstrahls (6b) und Erhalten eines Referenzsignals, das einer Intensität des Referenzstrahls (6b) entspricht; - einen Subtrahierer (16) zum Bilden eines Differenzsignals des Probensignals und des Referenzsignals. Darüber hinaus ein entsprechendes Verfahren.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50157/2022A AT525942A3 (de) | 2022-03-11 | 2022-03-11 | Verfahren und Vorrichtung zur VCD-Analyse eines Analyten |
PCT/AT2023/060068 WO2023168476A1 (en) | 2022-03-11 | 2023-03-10 | Method and device for vcd analysis of an analyte |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50157/2022A AT525942A3 (de) | 2022-03-11 | 2022-03-11 | Verfahren und Vorrichtung zur VCD-Analyse eines Analyten |
Publications (2)
Publication Number | Publication Date |
---|---|
AT525942A2 AT525942A2 (de) | 2023-09-15 |
AT525942A3 true AT525942A3 (de) | 2024-01-15 |
Family
ID=85704930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ATA50157/2022A AT525942A3 (de) | 2022-03-11 | 2022-03-11 | Verfahren und Vorrichtung zur VCD-Analyse eines Analyten |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT525942A3 (de) |
WO (1) | WO2023168476A1 (de) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007109344A2 (en) * | 2006-03-21 | 2007-09-27 | Thermo Electron Scientific Instrumentals Llc | Vibrational circular dichroism spectrometer using reflective optics |
JP2009109439A (ja) * | 2007-10-31 | 2009-05-21 | Chiba Univ | 振動円偏光二色性分光光度計、それに用いられるアタッチメント及びサンプル保持機構 |
EP3865852A1 (de) * | 2020-02-11 | 2021-08-18 | IRsweep AG | Schwingungscirculardichroismus-spektroskopie |
EP3940368A1 (de) * | 2019-03-15 | 2022-01-19 | JASCO Corporation | Vorrichtung und verfahren zur messung von zirkulardichroismus |
US20220018759A1 (en) * | 2020-07-16 | 2022-01-20 | The Board Of Trustees Of The University Of Illinois | Vibrational circular dichroism infrared spectroscopic imaging microscope |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6741348B2 (en) * | 2002-04-29 | 2004-05-25 | The Curators Of The University Of Missouri | Ultrasensitive spectrophotometer |
JP4106064B2 (ja) * | 2005-10-03 | 2008-06-25 | 日本分光株式会社 | 光学系付属品、それを用いた分光光度計 |
-
2022
- 2022-03-11 AT ATA50157/2022A patent/AT525942A3/de unknown
-
2023
- 2023-03-10 WO PCT/AT2023/060068 patent/WO2023168476A1/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007109344A2 (en) * | 2006-03-21 | 2007-09-27 | Thermo Electron Scientific Instrumentals Llc | Vibrational circular dichroism spectrometer using reflective optics |
JP2009109439A (ja) * | 2007-10-31 | 2009-05-21 | Chiba Univ | 振動円偏光二色性分光光度計、それに用いられるアタッチメント及びサンプル保持機構 |
EP3940368A1 (de) * | 2019-03-15 | 2022-01-19 | JASCO Corporation | Vorrichtung und verfahren zur messung von zirkulardichroismus |
EP3865852A1 (de) * | 2020-02-11 | 2021-08-18 | IRsweep AG | Schwingungscirculardichroismus-spektroskopie |
US20220018759A1 (en) * | 2020-07-16 | 2022-01-20 | The Board Of Trustees Of The University Of Illinois | Vibrational circular dichroism infrared spectroscopic imaging microscope |
Also Published As
Publication number | Publication date |
---|---|
WO2023168476A1 (en) | 2023-09-14 |
AT525942A2 (de) | 2023-09-15 |
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