Species spatial reconstruction for exhaust system using spectroscopy and tomography

On-board diesel emissions diagnostic and monitoring system

Onboard device and method for analyzing fluid in a heat engine

Gas absorption spectroscopic system and gas absorption spectroscopic method

Method and apparatus for monitoring a level of a gaseous species of interest

CO2 concentration sensor

Method and apparatus for non-invasive detection of conditions such as lung cancer

Instrument for measuring the concentration of water isotopes in a gas sample loaded with water vapour

PHYSIOLOGICAL PARAMETER ANALYSIS ASSEMBLY

Exhaust gas analyzing apparatus

Apparatus for measuring partial pressure of carbon dioxide and cell unit for the apparatus

On-chip integrated gas sensor based on photonic sensing

Systems and methods for detecting gas leaks

Mobile gas and chemical imaging camera

Infrared detection device

Optical sensor apparatus and method of producing optical element used in optical sensor apparatus

Spectroscopy system using waveguide and employing a laser medium as its own emissions detector

Infrared sensor and method for manufacturing same, filter member for infrared sensor, and photocoupler

Onboard device and method for analyzing fluid in a heat engine

Device for the remote optical detection of gas

Device and method for fast recording of an absorption spectrum of a fluid using a plurality of etalons in combination with a tunable fabry-perot interferometer

Method for reducing interference fringes in laser spectroscopy measurements using an absorption mask in combination with multi-pass optical cells

Natural gas quality sensor and method for using the same

Device and method for measuring the moisture in die casting molds

Method for detecting coolant leaks in generators

QCL spectroscopy system and applications therefor

Helmholtz type differential acoustic resonator detection device

Calibration and quantification method for gas imaging camera

Attachment and alignment device for optical sources, detectors and analysers, and modular analysis system

Laser-type gas analyzer

Gas Sensor and Method for Sensing Presence of Ethanol Vapor in a Cabin

Process and system for rapid sample analysis

Laser gas analyzer

Optical transmission cell with minimized spurious absorption

Vapour phase spectroscopy

Long wavelength infrared detection and imaging with long wavelength infrared source

Method and a device for detecting a substance

Device and method for monitoring rooms equipped with high-voltage apparatuses

Optical gas analyzer

Highly accurate breath test system

Gas detection device

Multiplexed spectroscopic absorbance from CRDS wave forms

Method and apparatus for external cavity laser absorption spectroscopy

Hazardous gas detection system for a gas turbine enclosure

Breath test system

Laser Based, Temperature Insensitive, Carbon Dioxide Isotope Ratio Measurement

Measuring chemical properties of a sample fluid in dialysis systems

Modified measuring cuvette

Miniature gas sensor

Optical gas detector

Dual spectroscopic system and method for gas sample analysis

LASER GAS ANALYZER

Methods for precision optical frequency synthesis and molecular detection

Method and system for detecting moisture in a process gas involving cross interference

Method and apparatus for speciating hydrocarbons

Use of one or more retro-reflectors in a gas analyzer system

Automotive fogging analysis by xenon UV exposure

Divided-aperture infra-red spectral imaging system

Divided-aperture infra-red spectral imaging system

Immersion probe for multi-phase flow assurance

Methods and devices for analyzing gases in well-related fluids using fourier transform infrared (FTIR) spectroscopy

Cavity ring-down spectroscopic system and method

Systems and methods for pressure differential molecular spectroscopy of compressible fluids

Optical gas sensor

Use of cryogenic ion chemistry to add a structural characterization capability to mass spectrometry through linear action spectroscopy

GAS SENSORS

Method and apparatus for selecting wavelengths for optical measurements of a property of a molecular analyte

CHARACTERIZATION OF CRUDE OIL BY NEAR INFRARED SPECTROSCOPY

Multiplex tunable filter spectrometer

METHOD AND SYSTEM FOR USE IN MONITORING BIOLOGICAL MATERIAL

Spectrometer with multiple Fabry-Perot filters for gas analysis

Method for measuring the concentration of a gas component in a measurement gas

Spectroscopy system using waveguide and employing a laser medium as its own emissions detector

Method of detecting a propellant gas

Buffer gas cooling and mixture analysis

Infrared spectrometer measurement of droplets collected from an oil mist in a breather pipe of a gas turbine

Gas exchange system flow configuration

Thermoelectric sensor for analytes in a gas and related method

Light-emitting device with diffractive structures and a synthetic hologram

Interference-compensating NDIR gas sensor for measuring acetylene

Method and system for blending fluids

Laser spectrometer and method for measuring concentration of a gas component in a measurement gas

SENSOR SYSTEM FOR DETECTING FUGITIVE GAS

Gas detector system

Optopairs with temperature compensable electroluminescence for use in optical gas absorption analyzers

Leak detection of stator liquid cooling system

Methods for gas leak detection and localization in populated areas using isotope ratio measurements

Detecting operating mode of hybrid vehicles

Device for non-linear signal conversion by four-wave mixing

Detecting coolant leaks in turbine generators

System and method of monitoring composition of a flow of breathable gas using a detector and emitter positioned on the same side of the flow of breathable gas

Device and method for identifying refrigerants

DETECTION OF H2S IN NATURAL GAS AND HYDROCARBON STREAMS USING A DUAL-PATH NEAR-IR SPECTROSCOPY SYSTEM

Two-channeled measurement apparatus

Apparatus and system for simultaneously measuring particle concentration and biocontaminants in an aerosol particle flow

Method and system for gas detection

Reflective transparent optical chamber

Method for the laser spectroscopy of gases

Exhaust gas flowmeter and exhaust gas analyzing system

Epoxy molded gas cell for optical measurement and method of forming

Systems for fluid analysis using electromagnetic energy that is reflected a number of times through a fluid contained within a reflective chamber

Detector

Method and apparatus for real-time measurement of fuel gas compositions and heating values

Method and system for monitoring plant operating capacity

Method and apparatus for determining a substance using THz radiation

Long-path infrared spectrometer

System and method for emitting infrared radiation using reflected radiation to enhance emission efficiency

Infrared sensor with multiple sources for gas measurement

Gas analyser

Variable geometry optical gas detector

Apparatus for detecting organic compounds and apparatus for manufacturing display device using the same

Distributed sensor system with remote sensor nodes and centralized data processing

Gas analysers and a method of making a gas analyser

Method for measuring amounts of components and calorific value of coal gas

Gas chromatographic “in column” spectroscopic analysis

Dynamic reconstruction of a calibration state of an absorption spectrometer

Apparatus and methods for detecting propellant degradation in solid propellant fuel

Gas measurement device

Head for an evanescent-wave fibre-optic sensor

Optical module and electronic apparatus

Optical sensing device for fluid sensing and methods therefor

Method and apparatus for determining the permeation rate of barrier materials

Capillary absorption spectrometer and process for isotopic analysis of small samples

Gas chromatograph having an absorption spectrometer and method for analyzing a gas mixture via gas chromatography

Gas analysis apparatus

Infrared optical sensor incorporating a transmission measuring cell

Miniature tunable laser spectrometer for detection of a trace gas

Method of exhaled gas measurement and analysis and apparatus therefor

Holey fiber and method of producing the same

Remote measurement system and method for pesticide fog distribution and drifting tendency in aerial pesticide application

Device for inspecting a fibre-composite component for contaminations

Multi-band multiplexing intra-cavity gas sensing system and method

Sensor assembly and method for determining the hydrogen and moisture content of transformer oil

System of systems for monitoring greenhouse gas fluxes

Method and device for dissolved gas analysis

Method and device for remote sensing of amount of ingredients and temperature of gases

Optical reflectors for spectrometer gas cells

Maturation apparatus and methods

Use of cryogenic ion chemistry to add a structural characterization capability to mass spectrometry through linear action spectroscopy

Method and system for determining energy content and detecting contaminants in a fluid stream

Gas detection system and radiation emitting device for the gas detection system

High precision locked laser operating at elevated temperatures

Method and apparatus for liberating gases from drilling fluid

Cavity enhanced laser based gas analyzer systems and methods

Apparatus and method for non-intrusive assessment of gas in packages

Gas analyzer

Device with a measurement arrangement for optical measurement of gases and gas mixtures, with compensation of environmental effects

Method and apparatus for detecting an analyte

Thin film emitter-absorber apparatus and methods

GAS INTENSITY CALIBRATION METHOD AND SYSTEM

Apparatus and system for determining, optimizing or monitoring at least one process variable

SPECTRAL CALIBRATION METHOD

Method for the chip-integrated spectroscopic identification of solids, liquids, and gases

Optical gas detector

METHOD AND METER FOR DETERMINING GAS QUALITY

Gas component detection device

Device for emitting and guiding an infrared radiation

Apparatus and method for controlling radiation source variability for optical gas measurement systems

Multi-harmonic inline reference cell for optical trace gas sensing

Optical fiber for chemical sensor

Method and device for dissolved gas analysis

EGR distribution and fluctuation probe based on CO2 measurements

Methods for gas leak detection and localization in populated areas using horizontal analysis

Methods for gas leak detection and localization in populated areas using multi-point analysis

Non-destructive inspection device for oxygen concentration in bag-shaped container

Methods for gas leak detection and localization in populated areas using isotope ratio measurements

SYSTEM AND METHOD FOR PHOTOACOUSTIC GAS ANALYSIS

Gas analyzer

Miniaturized laser heterodyne radiometer for carbon dioxide, methane and carbon monoxide measurements in the atmospheric column

Calibration and quantification method for gas imaging camera

Gas analysis device

Method and system for real-time, non-invasive monitoring of a biological material in a sealed container

System and method for monitoring unsaturated zone gas and near-surface atmosphere in real time by using isotope analyzer

Non-dispersive infrared sensor with a reflective diffuser

Method and apparatus for remote detection of alcohol vapor in the atmosphere

EGR distribution and fluctuation probe based on COmeasurements

COMPACT SPECTROMETER FOR REMOTE HYDROCARBON DETECTION

In-device coexistence between radios

Gas analysis device

Device for measuring moisture in a gas

Device for analyzing the internal atmosphere of the casing of an electronic rotating machine

GAS CONCENTRATION METER

Method and apparatus for correcting bias error in ring-down spectroscopy

Laser gas analyzer

Extractive continuous ammonia monitoring system

Temperature calibration methods and apparatus for optical absorption gas sensors, and optical absorption gas sensors thereby calibrated

Methods and systems for chemical composition measurement and monitoring using a rotating filter spectrometer

System and method for performing heater-less lead selenide-based capnometry and/or capnography

Device and system for selectively detecting gas components or concentrations of gas components in gas to be analyzed and method for operating such device

Smoke analysis characterization cell

Optical gas analyzer device having means for calibrating the frequency spectrum

Apparatus and method for generating light pulses from LEDs in optical absorption gas sensors

Filter wheel spectrometer

Methods and apparatus for measuring gas flux

Apparatus for the non-destructive testing of the integrity and/or suitability of sealed packagings

Optical gas sensor

Device for determination of gas concentration

Remote vehicle emissions sensing system and method for differentiating water from hydrocarbons

Semi-open-path gas analysis systems and methods

Collisional broadening compensation using real or near-real time validation in spectroscopic analyzers

Determination of sulphur dioxide in a liquid

System and method for quantifying the presence of components in the exhaust of commercial and/or heavy-duty vehicles

Multifunctional breath analyzer

Apparatus and methods for detecting propellant degradation in solid propellant fuel

Device for detection of a partial pressure and method for its operation

Non-dispersive gas analyzer

Method and apparatus for siloxane measurements in a biogas

Optical absorption spectroscopy

Optical chamber module assembly

Method of calibrating and calibration apparatus for a moisture concentration measurement apparatus

Gas measurement apparatus and the setting method of width of wavelength modulation in gas measurement apparatus

Ammonia compound concentration measuring device and ammonia compound concentration measuring method

Acoustic methods and systems for detecting terahertz radiation

Method for measuring the concentration of at least one gas component in a measuring gas

Laser gas analyzer

System and apparatus for monitoring concentration of greenhouse gas

Spectrometer flip top sample head

Gas measurement module for use in therapeutic settings having a microspectrometer with a shortened optical path

Gas visualization arrangements, devices, and methods

PLATINUM-BASED INFRARED LIGHT SOURCE FOR GAS DETECTION

Remote absorption spectroscopy by coded transmission

METHOD FOR DATA ACQUISITION

Multi-component regression/multi-component analysis of time series files

Methods and devices for detecting bowel perforation

MERCURY GAS SENSING USING TERAHERTZ TIME-DOMAIN SPECTROSCOPY

Apparatus for measuring concentration of COfor vehicle

Real-time compositional analysis of hydrocarbon based fluid samples

Laser based cavity enhanced optical absorption gas analyzer with laser feedback optimization

Substrate-integrated hollow waveguide sensors

Minimally invasive image-based determination of carbon dioxide (CO) concentration in exhaled breath

Infrared sensor with multiple sources for gas measurement

Carrier and adhesion amount measuring apparatus, and measuring method, program, and recording medium of the same

Image forming apparatus having optical sensor system, optical sensor system having detection modules, and method thereof

Image forming apparatus having optical sensor system, optical sensor system having shields, and method thereof

Image forming apparatus having optical sensor system, optical sensor system having heating module for removing deposit formation of volatile organic compounds there from, and method thereof

Automotive fogging analyses by xenon UV exposure

Humidity and temperature corrections to improve accuracy of HF ambient air monitors based on tunable diode laser IR absorption measurements

SENSOR SYSTEM USING A HOLLOW WAVEGUIDE

Downhole spectroscopic detection of carbon dioxide and hydrogen sulfide

METHOD, DEVICE AND SYSTEM FOR DETERMINING THE PRESENCE OF VOLATILE ORGANIC AND HAZARDOUS VAPORS USING AN INFRARED LIGHT SOURCE AND INFRARED VIDEO IMAGING

OPTICAL GAS SENSOR

Metrology system and method applied to an interferometer for remotely analysing a gaseous compound

Method for operating a gas turbine and gas turbine unit useful for carrying out the method

Luminous unit

Gas sensor with radiation guide

Protective enclosure for use with a sensor for detecting an analyte

Laser gas analysis apparatus

Immersion probe using ultraviolet and infrared radiation for multi-phase flow analysis

Immersion probe for multi-phase flow assurance

METHOD FOR CALIBRATION OF A CO2 CONCENTRATION SENSOR AND A MEASURING DEVICE

Simple, low power microsystem for saturation spectroscopy

Gas concentration calculation device and gas concentration measurement module

OPTICAL ABSORPTION SPECTROSCOPY WITH MULTI-PASS CELL WITH ADJUSTABLE OPTICAL PATH LENGTH

GAS CONCENTRATION CALCULATION DEVICE, GAS CONCENTRATION MEASUREMENT MODULE, AND LIGHT DETECTOR

Fabrication tolerant design for the chip-integrated spectroscopic identification of solids, liquids, and gases

Method for determining polycyclic aromatic hydrocarbon contaminant concentration

Infrared ray sensor, infrared ray detection device, and electronic apparatus

Gas analyzer system configured to determine the concentration of a refrigerant gas and/or the concentration of contaminant gases in an automotive air conditioning system

SYSTEMS AND METHODS FOR ESTIMATING PHOTOSYNTHETIC CARBON ASSIMLATION

In-situ measurements of spatially resolved spectroscopic data within a reactor chamber of a reactor

Dynamic coded filter gas detection

Methods and systems for remotely detecting hazardous materials using electromagnetic energy

Heterodyne off-axis integrated cavity output spectroscopy

Laser Based, Temperature Insensitive, Carbon Dioxide Isotope Ratio Measurement

Method and apparatus for measuring carbon dioxide dissolved in solution and wellbore monitoring systems based thereon

High-accuracy mid-IR laser-based gas sensor

Respiratory waveform analyzer

Actuation and evaluation circuit, measuring device and method for measuring the concentration of a gas

Thermal selectivity multivariate optical computing

SCANNING LASER INFRARED MOLECULAR SPECTROMETER

Gas analyzing system

Measuring chemical properties of a sample fluid in dialysis systems

Concentration measuring device, concentration measuring arrangement and concentration measuring method

Apparatus and method for determining the homogeneity of a fluid flow

Spectrophotometer and method for calibrating the same

Gas measurement module for use in therapeutic settings comprising reflective scanning microspectrometer

Chemical species optical sensor operating in infrared

METHOD FOR DETERMINING THE 14C CONTENT OF A GAS MIXTURE AND ARRANGEMENT SUITABLE THEREFOR

Standoff explosives detection

Emissions measuring system

Method for Determining the Optical Measurement Path Length in a Duct Gas Monitoring System

INFRARED GAS DETECTOR AND INFRARED GAS MEASURING DEVICE

GAS MONITORING SYSTEM

High-purity fluorine gas, the production and use thereof, and a method for monitoring impurities in a fluorine gas

GAS DETECTION DEVICE

Device and method for determining a gas concentration in a flowing gas mixture

Tactical chemical biological threat detection

Optical module and electronic apparatus

Variable path length photon trapping spectrometer

Gas analyzer

Methods and systems for chemical composition measurement and monitoring using a rotating filter spectrometer

Widely-tunable semiconductor source integrated in windowed hermetic package

Method of absorbance correction in a spectroscopic heating value sensor

Heatable flow-through measurement cell

MAIN STREAM GAS ANALYZING DEVICE

Gas Concentration Measurement Device

Gas concentration measurement device

Reactive gas detection in complex backgrounds

Gas detector for atmospheric species detection

METHOD AND DEVICE FOR SIMULTANEOUS MEASUREMENTS OF A SAMPLE IN A MULTIPHASE SYSTEM