168637 ⎘
Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object; Details, e.g. general constructional or apparatus details; Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics optoacoustic fluid cells therefor
ANALYTE DEPLETION FOR SENSOR EQUILIBRATION
#2MEMS TAPPING-MODE CANTILEVER AS ACOUSTIC NANOFORCE SENSOR
#3RADIATION SOURCE DEVICE
#4Photoacoustic detecting device
#5VERSATILE MULTIMODAL OPTICAL MODALITY BASED ON BRILLOUIN LIGHT SCATTERING AND PHOTOACOUSTIC EFFECT
#6METHOD FOR ENCLOSING REFERENCE GASES IN MEMS CELLS
#7PHOTOACOUSTIC GAS SENSOR DEVICE
#8METHOD FOR ENCLOSING REFERENCE GASES IN MEMS CELLS
#9PHOTOACOUSTIC GAS SENSOR DEVICE
#10METHOD FOR DETERMINING A PROPERTY OF A SAMPLE FLUID OR A RESONANT FREQUENCY OF A RESONATOR CELL
#11Analyte depletion for sensor equilibration
#12Photoacoustic detection system with differential amplifier for determing target species presence and triggering fault
#13Photoacoustic detector unit, photoacoustic sensor and associated production methods
#14Radiation source device
#15Photoacoustic Gas Sensor and Pressure Sensor
#16MEMS-based photoacoustic cell
#17Analyte depletion for sensor equilibration
#18Photoacoustic gas sensor device
#19PHOTOACOUSTIC GAS SENSOR DEVICE
#20Photoacoustic apparatus, and apparatus and method for obtaining photoacoustic image
#21Photoacoustic spectroscope having a vibrating structure as sound detector
#22Photoacoustic sensor valve
#23Photoacoustic sensors and associated production methods
#24Photoacoustic techniques for borehole analysis
#25Fluid sensor
#26Photoacoustic Detector
#27Detection of bacteria using bacteriophage
#28Photoacoustic detection system with clocked tuning fork positions
#29Photoacoustic detector unit, photoacoustic sensor and associated production methods
#30Device for photoacoustic characterisation of a gaseous substance and method for manufacturing such a device
#31Measuring device for ascertaining a measurand of a measurement gas
#32Photoacoustic gas sensor and pressure sensor
#33Device and method for mid-infrared microscopy and analysis
#34Directional microphone and system and method for capturing and processing sound
#35Photoacoustic sensor valve
#36Analyte depletion for sensor equilibration
#37Techniques for transmitting and/or receiving an optical signal
#38Photoacoustic device for detecting gas and method for manufacturing such a device
#39Photo-acoustic gas sensor with optimal reference path length
#40Photoacoustic gas analyzer for determining species concentrations using intensity modulation
#41Stacked optical filter arrangement for a photoacoustic spectrometry device for multi-gas sensing and photoacoustic spectrometry device
#42Photoacoustic sensor module and assembly
#43Detection of bacteria using bacteriophage
#44Photoacoustic gas sensor
#45Detector module for a photo-acoustic gas sensor
#46Electrical measurement circuit, gas detector and method for measuring a gas concentration
#47Photoacoustic gas sensor package
#48Photoacoustic gas sensor and method for operating a photoacoustic gas sensor
#49MEMS sensor, MEMS sensor system and method for producing a MEMS sensor system
#50Fluid sensor and method for providing same
#51PACKAGED SEMICONDUCTOR DEVICES AND METHODS FOR PRODUCING PACKAGED SEMICONDUCTOR DEVICES
#52Photoacoustic sensor with optomechanical coupling
#53Modular photoacoustic detection device
#54Photoacoustic measurement systems and methods using the photoacoustic effect to measure emission intensities, gas concentrations, and distances
#55Photoacoustic sensor, method for checking a gas-tightness, and system
#56Apparatus for and method of sensing fluorine concentration
#57III-V nitride resonate based photoacoustic sensor
#58Fiber optic acoustic emission sensor and apparatus
#59System and method for a reference chamber with a housing and a deflectable structure
#60Apparatus for and method of sensing fluorine concentration
#61Low volume multipass cell
#62Gas detector with normalized response and improved sensitivity
#63Photoacoustic sensor for detecting trace amounts of hydrocarbons in gases or liquids
#64Detection of bacteria using bacteriophage
#65Photoacoustic gas analyzer for determining species concentrations using intensity modulation
#66Photoacoustic detector
#67Photoacoustic gas detector
#68Photoacoustic flow cell for identification of rare analytes in suspension
#69Gas analyzer
#70Systems and methods for multispectral photoacoustic microscopy
#71Acoustic wave detector
#72Evanescent-wave quartz-enhanced photoacoustic sensor with resonator elements
#73Photoacoustic gas sensor device and a method for analyzing gas
#74Modular photoacoustic detection device
#75Photo-acoustic gas sensor module having light emitter and detector units
#76Multi-channel aerosol scattering absorption measuring instrument
#77Optical gas sensor
#78III-V nitride resonate structure based photoacoustic sensor
#79Photoacoustic imaging device and oxygen saturation measurement method
#80Helmholtz type differential acoustic resonator detection device
#81Cavity enhanced laser based isotopic gas analyzer
#82Photoacoustic gas sensor device and a method for analyzing gas
#83Method and system for detecting a component in a fluid
#84Cavity enhanced laser based isotopic gas analyzer
#85SYSTEM AND METHOD FOR PHOTOACOUSTIC GAS ANALYSIS
#86Constituent concentration measuring apparatus and constituent concentration measuring apparatus controlling method
#87Constituent concentration measuring apparatus and constituent concentration measuring apparatus controlling method
#88Constituent concentration measuring apparatus and constituent concentration measuring apparatus controlling method
#89Cavity enhanced laser based isotopic gas analyzer
#90Apparatus for measuring a level of a specific gas in exhaled breath
#91Photoacoustic gas sensor with a helmholtz cell
#92DEVICE AND METHOD FOR SPECTROSCOPICALLY DETECTING MOLECULES
#93Active detection techniques for photoacoustic sensors
#94Enhanced cavity for a photoacoustic gas sensor
#95Pipe system, a gas sensing system for a pipe system, and a method of determining a gas component in a cavity of a pipe
#96Pipe system, a fluid sensing system for a pipe system, and a method of determining a fluid component in an annulus cavity of a pipe
#97Photoacoustic detector for measuring fine dust
#98Photo acoustic detector with improved signal processing
#99Cavity-enhanced photo acoustic trace gas detector with improved feedback loop
#100Optical cavity-enhanced photo acoustic trace gas detector with variable light intensity modulator
#101PHOTOACOUSTIC SPECTROSCOPY DETECTOR AND SYSTEM
#102Gas detector having an acoustic measuring cell and selectively adsorbing surface
#103LOW COST APPARATUS FOR DETECTION OF NITROGEN-CONTAINING GAS COMPOUNDS
#104SYSTEMS FOR OBSERVING REACTIONS USING INFRARED IMAGING
#105Methods and apparatus for spectroscopic imaging of materials in an array
#106Sono-photonic gas sensor
#107Photo-acoustic spectrometer apparatus
#108Selectivity enhancement in photoacoustic gas analysis via phase-sensitive detection at high modulation frequency
#109Elliptical photo-acoustic sensor
#110Constituent concentration measuring apparatus and constituent concentration measuring apparatus controlling method
#111Method and apparatus for reservoir characterization using photoacoustic spectroscopy
#112Method and apparatus for reservoir characterization using photoacoustic spectroscopy
#113Optoacoustic gas sensor
#114System for infrared spectroscopic imaging of libraries
#115Measuring chamber for photo-acoustical sensors
#116Quartz-enhanced photoacoustic spectroscopy