Spectroscopy system and method of performing spectroscopy

Feed-forward spectral calibration methodology for line-scanned tunable laser absorption spectroscopy

Hydrogen gas sensor and method for measurement of hydrogen under ambient and elevated pressure

Optical absorption spectroscopy based gas analyzer systems and methods

Semiconductor laser device, and method and program for driving the same

System for non-invasive measurement using cameras and time of flight detection

Baseline-free quantitative absorption spectroscopy

CERTIFICATE AUTHORITY MASTER KEY TRACKING ON DISTRIBUTED LEDGER

Time-of-flight measurement of skin or blood using array of laser diodes with Bragg reflectors

Optical absorption spectroscopy based gas analyzer systems and methods

Real time crude oil validation swept source spectroscopy

Gas absorption spectrometer and gas absorption spectroscopy method

SUBSTANCE DETECTION DEVICE AND SUBSTANCE DETECTION METHOD

High resolution molecular LIDAR

High spectral resolution Scheimpflug LIDAR

Terahertz spectrum test device and system

Optical absorption spectroscopy based gas analyzer systems and methods

Housing apparatus for sensitive gas sensor

Laser Machining a Transparent Workpiece

Compact multi-wavelength TDLAS system

Optical absorption spectroscopy based gas analyzer systems and methods

SEMICONDUCTOR LASER MOUNTING WITH INTACT DIFFUSION BARRIER LAYER

System for nitrogen dioxide gas analysis

NO2 concentration measurment method using multimode laser beam

Characterization of a material using combined laser-based IR spectroscopy and laser-induced breakdown spectroscopy

MEASURING APPARATUS AND SUBSTRATE ANALYSIS METHOD USING THE SAME

Gas analysis system

Method of inspecting packages

Method and measurement system for determining foreign gases in ethylene

Method for spectroscopically or spectrometrically examining a sample, and interferometric device

System and method for rapid and accurate trace gas measurement

Mode matching method for absorption spectroscopy systems

Gas-mapping 3D imager measurement techniques and method of data processing

Measuring device based on an optical measurement in an opto-mechanical cavity

Method and system for the relative referencing of a target gas in an optical measuring system for laser spectroscopy

FLOW CELL AND GAS ANALYZING DEVICE HAVING THE SAME

Gas monitor

Method for correcting a wavelength and tuning range of a laser spectrometer

Semiconductor source based near infrared measurement device with improved signal-to-noise ratio

Optical flow cell assembly incorporating a replaceable transparent flow cell

Gas measurement system

Tunable hybrid III-V/ IV laser sensor system-on-a chip for real-time monitoring of a blood constituent concentration level

Remote, noninvasive, cardio-vascular activity tracer and hard target evaluator

Gas component measuring device

Near-infrared time-of-flight imaging using laser diodes with Bragg reflectors

CARBON ISOTOPE ANALYSIS DEVICE AND CARBON ISOTOPE ANALYSIS METHOD

Spectrometry device and spectrometry method

Gas detection system, gas detection method and program

Sweeping signal generating device

Portable moisture analyzer for natural gas

Method and systems for remote emission detection and rate determination

METHODS AND SYSTEMS FOR ANALYZING TISSUE QUALITY USING MID-INFRARED SPECTROSCOPY

Dual sensor and method for detection of an analyte gas

Near-infrared time-of-flight cameras and imaging

Optimal weighted averaging pre-processing schemes for laser absorption spectroscopy

Methods for rapid determinations of antibiotic susceptibility phenotypes

Method of measuring NO2 concentrations with a multimode laser beam

Gas analyzer

On-chip spectroscopic sensors with optical fringe suppression

Semiconductor diodes-based physiological measurement device with improved signal-to-noise ratio

Optical absorption spectroscopy based gas analyzer systems and methods

Gas analyzer

Method for measuring a concentration of a gas

Gas analysis device

Method and system for emissions measurement

Method and apparatus for monitoring port blockage for TDLAS measurements in harsh environments

Laser system with optical feedback

TDLAS architecture for widely spaced wavelength

High-sensitivity gas-mapping 3D imager and method of operation

Specular variable angle absolute reflectance method and reflectometer

Optical absorption spectroscopy based gas analyzer systems and methods

Laser gas analyzer

Optical absorption spectroscopy based gas analyzer systems and methods

Laser absorption spectroscopy isotopic gas analyzer

Spectroscopic analysis apparatus

Method and apparatus for performing pattern recognition for a tunable sensor system to detect neutron and gamma particles

Physical structure for a tunable sensor system for particle detection

Component configuration for a robust tunable sensor system for a high radiation environment

Physical and chemical characterization of aerosols with photonic waveguides

Fluid analyzer with modulation for liquids and gases

System and method for analyzing dusty industrial off-gas chemistry

Certificate authority master key tracking on distributed ledger

Gas concentration measurement by 2F signal trough distance

Gas analyzing apparatus

Photothermal interferometry apparatus and method

Tunable diode laser absorption spectroscopy with corrected laser ramping nonlinearities

Method and system for remote inspection of industrial assets

Scanning infrared measurement system

NEAR INFRARED IMAGING USING LASER ARRAYS WITH DISTRIBUTED BRAGG REFLECTORS

Systems and methods for determining regions suitable for gas imaging processes

Wavelength modulation spectroscopy gas sensor calibration

NEAR-INFRARED LASER DIODES USED IN IMAGING APPLICATIONS

Imaging using near-infrared laser diodes with distributed bragg reflectors

Simultaneous integrated cavity output spectroscopy and ringdown measurements for the detection of broad band absorbing gas species

Method and apparatus for verification of TDLAS system operation

MULTI-PASSAGE PHOTOACOUSTIC DEVICE FOR DETECTING GAS

Analysis device

Motion modulation fluidic analyzer system

Optical flow cell assembly incorporating a replaceable transparent flow cell

Analysis apparatus and analysis method

Real time crude oil validation swept source spectroscopy

High-accuracy mid-IR laser-based gas sensor

Tunable light source cavity detection using a plurality of axial-plus-transverse modes

Methods for gas leak detection and localization in populated areas having a distance estimate

Systems and methods for pump-probe spectroscopy

External resonance type laser module, analysis apparatus, method of driving external resonance type laser module, and non-transitory computer readable medium

Gas analysis device and gas analysis method using laser beam

Sensing cannabis and opioids in exhaled breath by infrared spectroscopy

Measurement device for measuring fine particulate matter in at least one volume of air for a vehicle, particularly for a motor vehicle

Multilayer film metrology using an effective media approximation

Method and apparatus for indetification of counterfeit drugs, pharmaceuticals, or medicines

Optical absorption spectroscopy based gas analyzer systems and methods

Method of measuring the ratio of isotopologue concentrations in the gas phase

Laser absorption spectroscopy isotopic gas analyzer

Measuring device including light source that emits at least one light pulse group, photodetector, and control circuit

Fluid analyzer

Optically transparent films for measuring optically thick fluids

Analyzer, absorption characteristic calculation circuit, and analysis method

Low volume multipass cell

Multiple laser optical feedback assisted cavity enhanced absorption spectroscopy systems and methods

GAS FLOW MEASUREMENT

Method of frequency comb generation, associated generation module, remote spectroscopy method and associated spectroscopy device

Apparatus and methods for performing tomography and/or topography measurements on an object

Mode matching method for absorption spectroscopy systems

Light-shielding film for optical element and optical element having light-shielding film

Terahertz endoscope suitable for intestinal tract lesion inspection and inspection method thereof

QCL spectroscopy system and applications therefor

Near-infrared laser diodes used in imaging applications

SYSTEM UTILIZING A NARROW COLLIMATED BEAM OF OPTICAL RADIATION TO DETECT THE PRESENCE OF A HYDROCARBON GAS

Gas detection using gas modulation

Measuring biological analytes using time-resolved spectroscopy

ULTRA-SENSITIVE, REAL-TIME TRACE GAS DETECTION USING A HIGH-POWER, MULTI-MODE SEMICONDUCTOR LASER AND CAVITY RINGDOWN SPECTROSCOPY

Physiological measurement device using light emitting diodes

Light-based spectroscopy with improved signal-to-noise ratio

Near-infrared time-of-flight imaging

Photo-Acoustics Sensing Based Laser Vibrometer for the Measurement of Ambient Chemical Species

Gas Concentration Measurement Device

Spatially resolved gas detection

Carbon isotope analysis device and carbon isotope analysis method

Gas cell based on hollow-core photonic crystal fiber and its application for the detection of greenhouse gas: nitrous oxide

Quantum Cascade Laser (QCL) Based Gas Sensing System and Method

Laser sensor for trace gas detection

Method and apparatus for infrared scanning near-field optical microscopy based on photothermal effect

Gas detector and method of detection

Laser line illuminator for high throughput sequencing

Method and apparatus for the spectroscopic detection of low concentrations of hydrogen sulfide gas

Laser frequency control and sensing system

Measurement apparatus applicable to two-dimensional reconstruction of gas in combustion flow field

Non-approximate Voigt line profile fitting method for absorption spectrum spectroscopy

Portable moisture analyzer for natural gas

Generating laser pulses and spectroscopy using the temporal talbot effect

Gas Detection Device and Gas Detection Method

High-sensitivity gas-mapping 3D imager and method of operation

Apparatus and method for detecting a gas using an unmanned aerial vehicle

Biosensors based on optical probing and sensing

Close-coupled analyser

Gas Detection Device and Gas Detection Method

Air Crew Breathing Air Quality Monitoring System

NITROGEN DIOXIDE SENSOR

System and method for determining a concentration of a gas in a container

Spectrum inspecting apparatus

Remote leak detection system

Analysis apparatus, program for analysis apparatus, and analysis method

Gas monitor system with pivoting mirror arrangement

Gas Detection Device and Gas Detection Method

Optical absorbance measurements with self-calibration and extended dynamic range

Method of securing a modulation range

Short-wave infrared super-continuum lasers and similar light sources for imaging applications

Wearable devices using near-infrared light sources

Detecting isotopologues of carbon dioxide in the atmosphere in concomitance of water or methane

Medical device, medical system and method for detecting diseases

Short-wave infrared super-continuum lasers for natural gas leak detection, exploration, and other active remote sensing applications

Determination and correction of frequency registration deviations for quantitative spectroscopy

Optical spectroscopy system and method for monitoring liquid phase chemical reactions

System and method for determining a concentration of a gas in a container

Method and system for remote inspection of industrial assets

Measurement of hydrocarbon fuel gas composition and properties from tunable diode laser absorption spectrometry

NO analysis device and analysis method

Photoacoustic chemical detector

System and method for determining the integrity of containers by optical measurement

Gas analysis system and boiler

Laser-based IR spectroscopy for measuring sulfur trioxide in the exhaust gas of gas power plants

Laser absorption spectroscopy system and method for discrimination of a first and a second gas

Space-based sodium Lidar instrument and method of operation

Near field optical microscope for acquiring spectra

TDLAS architecture for widely spaced wavelengths

GAS ANALYSIS DEVICE, CONTROL SYSTEM AND CONTROL ASSISTANCE SYSTEM FOR COMBUSTION FACILITY, AND GAS ANALYSIS METHOD

Short-wave infrared super-continuum lasers for natural gas leak detection, exploration, and other active remote sensing applications

Gas measurement system

Motion modulation fluidic analyzer system

Portable device for the in-line measurement of the hydrogen sulfide concentration of an off-gas

Absorption spectrometer

Method and apparatus for non-invasive condition detection using an all fiber portable terahertz imaging system

Short-wave infrared super-continuum lasers for early detection of dental caries

SPECTRALLY PURE SHORT PULSE LASER

Quantum cascade laser integrated device

Laser sensor for trace gas detection

Method for measuring and determining a terahertz spectrum of a sample

Dual wavelength source gas detector

Light detection and ranging system with photonic integrated circuit

Photothermal spectroscopy with hollow-core optical fiber

Laser detection system and method

Integrated optical system with optical phased array photonic integrated circuit

Group and method for measuring the pressure in closed containers

Device for generating and detecting photo mixing-type continuous-wave terahertz using phase noise compensation method

Gas chromatographic “in-column” spectroscopic analysis

Systems and methods using a gas quality sensor

Integrated optical system with photonic integrated circuit including coherent optical receiver and optical phased array

Optical measurement system using multicore optical fiber

Method for use in monitoring biological material

System configured for measuring physiological parameters

High-accuracy mid-IR laser-based gas sensor

System and method for analyzing dusty industrial off-gas chemistry

Optimal weighted averaging pre-processing schemes for laser absorption spectroscopy

Laser-induced breakdown spectroscope and medical diagnostic device using the same

Monolithical widely tunable quantum cascade laser devices

Spectral modeling for complex absorption spectrum interpretation

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

Fluid analyzer with modulation for liquids and gases

Elongating a travel path of a light beam by an optical delay device

Ensuring stable, precise, and accurate optical absorption spectroscopic trace gas concentration measurements in the presence of time-varying etalons

Method and system for reduction of influence of baseline distortion in absorption spectroscopy measurements

System, method and device for analysis of hair and skin and providing formulated hair and skin products

Fluid analyzer and method of manufacturing fluid analyzer

High-sensitivity gas-mapping 3D imager and method of operation

Gas-mapping 3D imager measurement techniques and method of data processing

Systems and methods for analyzing liquids

Infrared spectrometer and scanner utilizing attenuated total reflection

Gas cell assembly and applications in absorption spectroscopy

System for tomography and/or topography measurements of a layered objects

Short-wave infrared super-continuum lasers for early detection of dental caries

Cavity enhanced spectroscopy using off-axis paths

Short-wave infrared super-continuum lasers for natural gas leak detection, exploration, and other active remote sensing applications

Reconstruction of frequency registration for quantitative spectroscopy

Optimization of the laser operating point in a laser absorption spectrometer

WAVELENGTH CONTROL OF LASER DIODES

Method of determining the concentration of a gas component and spectrometer therefor

Motion modulation fluidic analyzer system

Technique for the detection of trace gases using intracavity fiber laser absorption spectroscopy (IFLAS)

Systems and methods for determining regions suitable for gas imaging processes

Gas sensor with integrated optics and reference cell

Gas sensor with integrated optics and reference cell

Gas sensor with integrated optics and reference cell

GAS ANALYSIS METHOD AND GAS ANALYSIS DEVICE

Scanning infrared measurement system

Method and apparatus for speciating hydrocarbons

Device and method for determining the concentration of at least one gas in a sample gas stream by means of infrared absorption spectroscopy

System and method for measuring concentration of a trace gas in a gas mixture

EXHALATION DIAGNISTIC APPARATUS

Method of determining the concentration of a gas component and a spectrometer for this purpose

Gas measuring apparatus

GAS MEASURING APPARATUS, GAS MEASURING METHOD AND GAS CELL

Light-shielding film for optical element and optical element having light-shielding film

Process gas analyzer and method for analyzing a process gas

Spectrally pure short-pulse laser

Carbon isotope analysis device and carbon isotope analysis method

Simultaneous ranging and remote chemical sensing utilizing optical dispersion or absorption spectroscopy

Method and device for determining gas component inside a transparent container

Method for producing an integrated micromechanical fluid sensor component, integrated micromechanical fluid sensor component and method for detecting a fluid by means of an integrated micromechanical fluid sensor component

Packaged laser thermal control system

METHOD FOR CONTINUOUSLY MONITORING CHEMICAL OR BIOLOGICAL PROCESSES

Spectrometer with random beam profiles

Near-infrared lasers for non-invasive monitoring of glucose, ketones, HbA1C, and other blood constituents

INFRARED SPECTROMETERS

Method and apparatus for monitoring port blockage for TDLAS measurements in harsh environments

GAS CONCENTRATION ANALYZER AND GAS CONCENTRATION ANALYSIS METHOD

Reference signal generation for lock-in amplifier in high sensitivity gas sensing system

Method and gas analyzer for measuring the concentration of a gas component in a sample gas

Systems and methods for detecting gases, airborne compounds, and other particulates

Multi-channel aerosol scattering absorption measuring instrument

Quantum Cascading Laser System for Analyzing Pathogenic Microorganisms

Intrinsically safe spectroscopic analyzer

Using tunable lasers in the design, manufacture, and implementation of integrated optical elements

Wavelength-dependent light intensity modulation in multivariate optical computing devices using polarizers

Quantum cascade laser (QCL) based gas sensing system and method

Analysis of a reservoir fluid using a molecular factor computational system

Methods for gas leak detection and localization in populated areas using two or more tracer measurements

Broadly tunable optical parametric oscillator

High reflectivity integrating cavity and optical amplification device

QCL spectroscopy system and applications therefor

Low-noise spectroscopic imaging system

Rapid, non-destructive, selective infrared spectrometry analysis of organic coatings on molded articles

Systems and methods to analyze a gas-mixture

Measuring parameters of a cut gemstone

Apparatus and method of gas analysis using laser light

Simulated integrated computational elements and their applications

System and method for determining a concentration of a gas in a container

Optical spectroscopic measurement system

Capillary absorption spectrometer and process for isotopic analysis of small samples

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

Optical sensor for detecting chemical, biochemical or biological substances

Laser gas analyzer

Target analyte detection and quantification in sample gases with complex background compositions

Method and system for monitoring emissions from an exhaust stack

Spectroscopic measurements with parallel array detector

Terahertz material evaluation and characterization via material difference frequency generation

Mid-infrared scanning system

Laser beam stop elements and spectroscopy systems including the same

Optical gas sensing apparatus with explosion-proof enclosure

System and method of detecting atmostpheric trace gas concentrations in a cell