Bellecci et al., 1995 - Google Patents
CO2 Dial for monitoring atmospheric pollutants at the University of CalabriaBellecci et al., 1995
View PDF- Document ID
- 14571584630574954158
- Author
- Bellecci C
- Caputi G
- De Donato F
- Gaudio P
- Valentini M
- Publication year
- Publication venue
- Il Nuovo Cimento C
External Links
Snippet
In this report we introduce the infrared lidar-dial apparatus developed at the University of Calabria. It has been carried out as a tool in the investigation of both the atmospheric pollution of trace gases and other atmospheric parameters as water vapour. The general …
- 239000003344 environmental pollutant 0 title description 10
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 infra-red, visible or ultra-violet 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 infra-red light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infra-red 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 infra-red, visible or ultra-violet 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 infra-red, visible or ultra-violet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N2021/1793—Remote sensing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/4804—Auxiliary means for detecting or identifying lidar signals or the like, e.g. laser illuminators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
- G01J3/433—Modulation spectrometry; Derivative spectrometry
- G01J3/4338—Frequency modulated spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry
- G01J5/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6750453B1 (en) | Methods of and apparatus for detecting low concentrations of target gases in the free atmosphere | |
US6157033A (en) | Leak detection system | |
US4489239A (en) | Portable remote laser sensor for methane leak detection | |
US8269971B1 (en) | System and method for simultaneous detection of a gas using a mode-locked based transmitter | |
Patel | Laser detection of pollution | |
US5667304A (en) | Mesospheric temperature sensing lidar apparatus | |
EP0190280A1 (en) | Gas correlation lidar | |
Bellecci et al. | CO2 Dial for monitoring atmospheric pollutants at the University of Calabria | |
Murray | Remote measurement of gases using differential-absorption lidar | |
Geiko et al. | Remote measurement of chemical warfare agents by differential absorption CO2 lidar | |
Molero et al. | The laser as a tool in environmental problems | |
Allan et al. | Laser sounder for active remote sensing measurements of CO 2 concentrations | |
Krainak et al. | Measurements of atmospheric CO2 over a horizontal path using a tunable-diode-laser and erbium-fiber-amplifier at 1572 nm | |
US11391667B2 (en) | Laser gas analyzer | |
Stephen et al. | Oxygen spectroscopy laser sounding instrument for remote sensing of atmospheric pressure | |
Pappalardo et al. | Multiparametric tunable Lidar system based on IR OPO laser sources | |
KoBAYAsH et al. | Laser Long-Path Absorption Lidar Technique for Measuring Methane | |
Rosas et al. | Multi-heterodyne differential absorption lidar based on dual-comb spectroscopy for simultaneous greenhouse gas and wind speed measurements | |
Kopica et al. | Development of methane detection system | |
Bisson et al. | Daytime tropospheric water vapor profile measurements by Raman lidar | |
Bellecci et al. | Water vapor and ozone profiles with a CO2 dial system in South Italy | |
CA2997148A1 (en) | Laser gas analyzer | |
Ambrico et al. | Multiparametric lidar system spanning from UV to mid IR | |
Tikhomirov et al. | Measurement of the continuum absorption coefficient of water vapor near 14400 cm− 1 (0.694 μm) | |
Wulfmeyer et al. | Single—Mode All—Solid—State Water—Vapor and Temperature DIAL System |