Abstract: Systems and methods for immersion imaging of a flowcell. In one example, an imaging system includes liquid ports in leading and trailing positions relative to a scanned imaging objective. The leading liquid port dispenses an immersion liquid into a space between the distal end of the imaging objective and the flowcell's cover, with the trailing liquid port collecting the immersion liquid. In another example, an imaging system includes a flowcell with a cover that is moveable relative a substrate. The system is configured to move the imaging objective and flowcell cover as a unit relative to the flowcell substrate.

Abstract: Wavelength determining image sensors and systems are provided. A sensor as disclosed includes a number of pixels disposed within an array, each of which includes a plurality of sub-pixels. Each wavelength sensing pixel within the image sensor is associated with a set of diffraction features disposed in a plurality of diffraction element layers. The diffraction features can be formed from materials having an index of refraction that is higher than an index of refraction of the surrounding material. At least one of the diffraction element layers is formed in a grating substrate on a light incident side of a sensor substrate. Wavelength information regarding light incident on a pixel is determined by applying ratios of signals obtained from pairs of included sub-pixels and calibrated ratios for different wavelengths to a set of equations. A solution to the set of equations provides the relative contributions of the calibrated wavelengths to the incident light.

Abstract: Flowcells and Raman analysis systems provide improved signal collection dynamics through increased solid-angle geometries and improved numerical aperture for near-diffraction-limited performance. A combined excitation/collection beam passes through a first optical material, a sample conduit and a second optical material. A concave reflective aspheric surface focuses and re-collimates the combined beam to and from a region of the sample within the conduit. The optical materials may comprise separate windows or may integrally form sidewalls the conduit. The reflective surface may be spaced apart from the second window or may be integrally formed with the second optical material. The focused region in the sample may approximate a point or a line, and at least a portion of the interior wall of the conduit may be reflective, causing the combined beam to pass through the sample region more than once to enhance collection efficiency.

Abstract: A custom-tint paint production system that includes a color sensing device such as a low-resolution spectrophotometer to measure color of a preexisting surface color, a color data translation engine to convert the measured values to spectral curve values, and a tint formulation engine to determine a custom tint formulation based upon the spectral curve values, which is usable by a tinter to tint a base coating composition by adding one or more colorants in amounts based on color measurements from the color sensing device.

Abstract: An optical device for sensing a presence of an analyte in a person is provided. The optical device includes a light source, an optical stack, and a reader. The light source emits a first light having a first wavelength. The optical stack is placed on a skin of the person. The optical stack includes a sensor material and an optical filter. The sensor material emits a second light having a second wavelength when irradiated with the first light. An optical property of the second light is sensitive to the presence of the analyte. The optical filter is disposed on the sensor material and includes a plurality of microlayers numbering at least 10 in total. The optical filter has different first and second transmittances at the respective first and second wavelengths.

Abstract: A sensor mounting system is provided including a non-conductive bracket having a first end portion and a second end portion; a busbar section connected to the first end portion of the non-conductive bracket and having a high emissivity coating on a surface thereof; and an infrared sensor connected to the second end portion the non-conductive bracket, such that the infrared sensor faces the surface of the bus bar having the high emissivity coating and is spaced apart from the busbar section a predetermined distance.

Abstract: Systems and methods for thermal radiation detection utilizing a thermal radiation detection system are provided. The thermal radiation detection system includes one or more mercury-cadmium-telluride (HgCdTe)-based photodiode infrared detectors or Indium Arsenide (InAs)-based photodiode infrared detectors and a temperature sensing circuit. The temperature sensing circuit is configured to generate signals correlated to the temperatures of one or more of the plurality of infrared sensor elements. The thermal radiation detection system also includes a signal processing circuit.

Abstract: Discussed a welding inspection apparatus including a base unit configured to dispose thereon a battery module, as an object to be inspected, a positive electrode connector and a negative electrode connector connected so as to charge and discharge the battery module, a thermal imaging camera configured to photograph a weld portion of the battery module, and a driving unit configured to move the thermal imaging camera, wherein it is possible to determine whether the weld portion is defective using a nondestructive inspection method.

Abstract: A charging structure configured to charge a food thermometer is provided. The charging structure includes a housing, a first electrode component, a second electrode component, and an energy storage element. The housing includes a storage groove for storing the food thermometer. The first electrode component and the second electrode component are disposed on opposite ends of the storage groove, and the first electrode component and the second electrode component are configured to abut against a third electrode and a fourth electrode that are disposed on opposite ends of the food thermometer, respectively. The energy storage element is disposed inside the housing and is electrically connected to the first electrode component and the second electrode component.

Abstract: According to one aspect of the technique, there is provided a substrate temperature sensor configured to measure a temperature of a substrate, wherein the substrate temperature sensor is provided in a protective pipe provided to be accommodated in a recess formed at a portion of a substrate retainer on which the substrate is mounted.

Abstract: An AC powered temperature sensing microchip is powered wirelessly through Resonant Wireless Power Transfer, sends temperature data using backscattering and hence does not require a DC rectifier circuit. It receives the AC power and uses it (without rectifying) to measure the temperature. A Band Gap Reference Oscillator is used to measure the AC signal strength that is received in a microchip and two PTAT oscillators are used to accurately measure the temperature. The outputs of these three oscillators are sent using the backscattering communication method. It can also be used for accurately measuring and communicating the temperature of subject bodies including but not limited to pharmaceutical products such as vaccines, intravenous injections, and other similar medicines. The invention described can also be used for measuring the temperature of food products, blood samples, and any other sensitive product where the continuous monitoring of temperature is a mandatory or regulatory requirement.

Abstract: A temperature sensor comprising at least one temperature sensing circuit. Each temperature sensing circuit comprise a series connection of a first connecting node, a first capacitor connected to a first reset transistor for biasing the first capacitor to a first bias voltage, a bias transistor for distributing charges between the first and second capacitor after biasing the first and second capacitor, a second capacitor connected to a second reset transistor for biasing the second capacitor to a second bias voltage, a second connecting node. Each temperature sensing circuit comprises at least one voltage readout node between the first capacitor and the second capacitor.

Abstract: Embodiments disclosed herein relate to measuring thermal properties. At least one embodiment includes a method including heating a location of an object with an excitation laser beam, the excitation laser beam being a continuous-wave laser beam modulated by a square-wave modulation waveform. The method may also include measuring temperature at the location over time by measuring changes in one or more reflective properties at the location. Related apparatuses are also disclosed.

Abstract: There is disclosed a handheld air flow velocity measurement probe that includes a bridge circuit assembly having an airflow velocity sensor that is a resistance temperature detector (RTD) and a digitally controlled resistive element to dynamically adjust and maintain the resistance of the velocity sensor within the overheat temperature predefined range. The velocity measurement also uses a separate temperature sensor to sense the temperature of the air or gas flow. A humidity sensor is also included remote from the other sensors to measure humidity in the gas flow to be measured. All of the above described components are housed at a probe tip instead of a base as in most standard handheld probes and the digital interface at the probe tip allows the user to replace a bulky, expensive telescoping antenna with stackable extender scheme.

Abstract: Systems, devices, and methods for a dual-sensor apparatus (101), comprising: a conductive substrate (124); a piezoelectric material (126) disposed on the conductive substrate (124); and an electrically conductive trace (102) disposed on the piezoelectric material (126) in a strain gauge pattern, where the electrically conductive trace (102) comprises two leads; where the conductive substrate (124) and the electrically conductive trace (102) serve as electrodes for the piezoelectric material (126) to form a piezoelectric sensor; and where the electrically conductive trace (102) serves as a strain sensor.

Abstract: A method for fixing an assembly onto a gas vessel configured to contain a pressurized fluid. The assembly including a housing, an electronic acquisition board secured to the housing, and a strain gauge. The method including fixing the strain gauge to the vessel using a second adhesive means, the strain gauge being fixed to the vessel in such a way to allow deformation along with the vessel under the effect of the pressurized gas contained in the vessel. Electrically connecting the strain gauge and the electronic acquisition board using at least one electric cable thereby allowing the housing to be free to move relative to the strain gauge. Fixing the housing to the vessel using a first adhesive means so as to cover the strain gauge and thereby leaving a volume of air between the housing and the strain gauge and/or between the strain gauge and the electronic acquisition board.

Abstract: A load cell includes an annular base unit where an axial height of the annular base unit is smaller than a diameter of the annular base unit. The annular base unit has a plurality of mounting portions. A plurality of strain gages are located in the plurality of mounting portions. The annular base unit includes a plurality of sections having a Young's modulus different from the Young's modulus of the material of the base unit.

Abstract: A system for capturing and processing information from passers-by walking over a device equipped with stratified mechanical compression sensing, such as a mat or doormat, which is made up of a metal structure supporting a set of bars made of conductive polymer superimposed on the metal structure; such system is capable of managing a plurality of devices together.

Abstract: A pressure detection element of a capacitive system includes a dielectric having two opposing surfaces including a first surface and a second surface, a conductor layer provided on the first surface of the dielectric, a conductive elastic member provided on the second surface of the dielectric, a spacer that positions the conductive elastic member at a predetermined distance from the second surface of the dielectric, and a pressing member configured to push the conductive elastic member toward the dielectric. An end surface of the pressing member that presses the conductive elastic member has a predetermined curvature, with an apex at a center of the end surface. A protrusion is provided at the apex at the center of the end surface of the pressing member.

Abstract: An atmospheric-pressure detecting sensor includes a thermistor for pressure detection and a thermistor for pressure compensation. The thermistor for pressure detection detects change in amount of heat loss in accordance with a thermal conductivity of an atmosphere. The thermistor for pressure compensation serves as a reference for pressure detection. At least resistance values of the thermistor for pressure detection and the thermistor for pressure compensation are paired as electrical characteristics and at least heat dissipation constants of the thermistor for pressure detection and the thermistor for pressure compensation are paired as thermal characteristics.

Abstract: An apparatus includes a cover assembly, a gasket, and a housing assembly. The cover assembly generally has a hook feature and a first locking feature. The hook feature generally has a first passage in communication with an exterior of the apparatus. The gasket is generally mounted on the cover assembly and has (i) a first sealing region, (ii) a second sealing region, and (iii) a second passage in communication with the first passage. The housing assembly generally has a sealing feature, a second locking feature, and a first cavity configured to hold a sensor. The sealing feature generally mates with the first sealing region of the gasket. The sensor (a) generally seals to the second sealing region of the gasket and (b) may be in communication with the exterior of the apparatus through the first passage and the second passage. The first locking feature of the cover assembly generally cooperates with the second locking feature of the housing assembly to lock the cover assembly to the housing assembly.

Abstract: A VPD sensor for a horticultural environment is provided. The VPD sensor includes an upper housing, a lower housing, and a vapor pressure deficit sensing module. The lower housing is coupled with the upper housing and includes a lower sidewall and a bottom wall that cooperate to define an interior. The vapor pressure deficit sensing module is coupled with the lower housing and is disposed in the interior. The upper housing and the lower housing are spaced from each other along a centerline to define an air gap therebetween that is in fluid communication with the interior. The lower sidewall defines an opening that is in fluid communication with the interior and cooperates with the interior and the air gap to define a fluid pathway that extends through the interior and between the opening and the air gap.

Abstract: An insulated structure for an appliance includes a plurality of walls, a cavity defined by the plurality of walls, and an aperture defined by one of the plurality of walls. The aperture is employed in evacuating the cavity to establish a less-than-atmospheric pressure within the cavity. A base structure is coupled to an interior surface of the one of the plurality of walls that defines the aperture. The base structure is aligned with the aperture. A pressure sensor is received by the base structure. The base structure and the pressure sensor together define a pressure-sensing assembly.

Abstract: A device for measuring length and center of mass of conical workpiece, including an inner frame, an outer frame, a base plate, two laser displacement sensors and a plurality of weighing mechanisms. The inner frame is rotatably connected with the outer frame through a pin shaft. A bottom surface of the conical workpiece can be fixedly connected with an inner bottom surface of the inner frame. The base plate is removably arranged on the inner frame, and abuts against a top of the conical workpiece. The base plate is perpendicular to an axis of the conical workpiece. The laser displacement sensors are fixedly arranged at a position of the inner frame below the top of the conical workpiece. The weighing mechanisms are provided at a bottom of the outer frame, and can bear the inner frame, the outer frame and the conical workpiece.

Abstract: A measuring arrangement for gas monitoring for an energy storage of a motor vehicle, which includes at least one battery cell. The measuring arrangement has a gas sensor unit which includes at least one first sensor. The gas sensor unit is designed to detect a gas leak from the at least one battery cell. In particular, the measuring arrangement is designed in such a way that at least in a first operating state of the gas sensor unit, at least the first sensor can be woken up from an inactive idle state for carrying out at least one measurement and can be put back into the inactive idle state after the at least one measurement has been carried out.

Abstract: A sensor arrangement for identifying and measuring environmental parameters, in particular in flat roof structures, including a first group of functional units containing at least one sensor and a transmission/reception antenna for wireless communication, and a second group of functional units containing at least one sensor, a measurement, storage and evaluation unit, and a power supply. The two groups of functional units are accommodated in separate housings, but operatively connected to one another. The first functional group has a sensor for water in liquid form and a humidity sensor, and the second functional group preferably has at least one surface pressure sensor. A measurement network can include a group of the sensor arrangements that are controlled/monitored from a common transmission/reception unit. The installation of such a measurement network is also described.

Abstract: A method of detecting vibration anomalies in an electronic device, for controlling an electric motor by indicating when mechanical vibrations thresholds are exceeded, includes: providing a vibration sensor operably associable with an electronic control unit equipped with a memory; actuating the device and the motor in a learning mode with the motor operating with time-varying currents and speeds; measuring vibrations for each value of current and speed, measuring instantaneous vibration values and to determine a first set of reference vibration values; storing the first set of values in the memory; actuating the device and motor with the motor operating with time-varying currents and speeds; measuring vibrations for each value of current and speed, to measure the vibration values and to determine a second set of vibration values; and triggering a pre-alarm and alarm signal when a value of the second set exceeds the respective value of the first set.

Abstract: A method of selecting a group of multimode optical fibers, includes comparing a first effective modal bandwidth at a first wavelength of a multimode optical fiber with a first effective modal bandwidth threshold at the first wavelength, the multimode optical fiber being in a group of multimode optical fibers meeting a first OM standard, wherein the first wavelength is from 844 nm to 863 nm; and categorizing the multimode optical fiber as passing a transmission distance requirement if the first effective modal bandwidth of the first multimode optical fiber is greater than or equal to the first effective modal bandwidth threshold; wherein the transmission distance is defined in a transceiver specification, wherein the transceiver specification is one or more of: (a) an 800G bidirectional (BiDi) transceiver specification, or (b) a 100G/lane based MM VCSEL transceiver specification, or (c) a 25Gbaud based transceiver specification, or (d) 50G PAM4 based transceiver specification.

Abstract: This disclosure describes apparatuses and methods for measuring and/or comparing measurements of tires. Particular embodiments provide a tire measurement apparatus, comprising: at least one tire contact member configured to engage an outer diameter of a tire along a tread of the tire, at least one of the contact members being movable; and, a tire measurement or size indicator configured to indicate a size or graduation measured by the at least two tire contact members. Another embodiment provides a method of measuring the outer diameter of a tire, the method comprising: providing a tire measurement apparatus; placing the tire measurement apparatus in contact with a tire, where the two or more tire contacting members are arranged along an outer diameter of the tire along a tread of the tire; and, measuring the tire to indicate a measurement or size of the tire, where a measurement or size is generated.

Abstract: A linear actuator assembly having: an actuator frame; an armature located within the actuator frame; magnets comprising: a magnetic material that generates a magnetic field, the magnetic material comprising a magnetic material thickness, and magnetic backing connected to the magnetic material comprising a magnetic backing thickness, wherein the magnets comprise: one or more first magnets connected to the first side of the armature, and one or more second magnets connected to the second side of the armature; a linear motor located on the armature and spaced apart from the first magnets by a first air gap; and a second linear motor located on the armature and spaced apart from the second magnets by a second air gap; and wherein the magnetic backing thickness is less than the magnetic material thickness; and wherein the armature, the first magnets, and the second magnets are moved relative to the actuator frame.

Abstract: An oil removal method is disclosed that removes an oil for an oil immersion object lens adhering to a smear surface of a smear of a sample. The method may include removing the oil by moving at least one of a first holder holding the smear to be subjected to oil removal or a second holder holding an oil absorption member that absorbs the oil from a separated state where a contact surface of the oil absorption member and the smear surface are positioned away from each other to a contacting state where the smear surface and the contact surface are in contact with each other, and moving at least one of the first holder or the second holder from the contacting state to the separated state after removing the oil.

Abstract: A method to extract a mycotoxin, or a plurality of mycotoxins, from a sample carrier into a solvent solution. The mycotoxin may have been an initially airborne mycotoxin initially captured by a filter that functions as the sample carrier. The method may generally include the steps of at least partially immersing or wetting the sample carrier within a solvent solution carried by a vessel; agitating the sample carrier within the solvent solution to extract at least some of the mycotoxin from the sample carrier; and removing the sample carrier from the vessel.

Abstract: An isolation device includes an isolation chip, a pressing assembly, two ultrasonic generators, a differential pressure driving system, a frequency conversion module, and a controller. The isolation chip includes a sample reservoir, a first chamber, and a second chamber. The pressing assembly drives the two ultrasonic generators to move towards the isolation chip to make in contact with the first and second chambers. The frequency conversion module controls the differential pressure driving system to generate a negative pressure in the first and second chambers alternately. The controller controls the two ultrasonic generators to generate two ultrasonic waves when negative pressures are cancelled in the first and second chambers. An isolation method is also disclosed.

Abstract: The invention relates to a method and an apparatus for preparing a cryogenic sample, whereby the sample is subjected to rapid cooling using a cryogen. The method comprises the step of providing a sample, said sample comprising a specimen provided on a substantially planar specimen carrier. The method comprises the step of providing at least one flow device for transporting cryogenic fluid to said sample, wherein said flow device comprises a first nozzle for directing a flow of cryogenic fluid onto said sample. Then, the sample is positioned next to said first nozzle and a flow of cryogenic fluid is provided out of said first nozzle in such a way that the sample is cryogenically cooled. As defined herein, the nozzle opening of the first nozzle has a width, as measured in a first direction, and a height, as measured in a second direction substantially perpendicular to said first direction, wherein said width is larger than said height.

Abstract: An embodiment of the present invention provides a tab tension measuring device of a cell including a tab and a lead connected to the tab, including: a pair of jigs fixing the tab; a pair of bending dies bending the lead; and a tension meter connected to the cell to measure the tension applied to the tab when the lead is bent.

Abstract: A test fixture is provided for containing a pair of test samples (i.e., sample pair) that contact each other along an interface. The fixture receives exposure to laser emission for radiative heating while providing compression to the sample pair. The text fixture includes a housing, an isolation container, and a compressor. The housing has an axial cavity with annular cross-sections including an internal helical thread portion and a window for receiving the laser emission. The isolation container receives the sample pair. The container inserts into the axial cavity and including an opening for disposition adjacent to the window. The compressor has circular cross-sections for insertion into the axial cavity and includes an external helical thread portion for engaging the internal helical thread portion of the housing. Axial pressure applies to the isolation container by turning the compressor inside the axial cavity. The isolation container provides thermal insulation from the housing and the compressor.

Abstract: An indentation type hardness tester applies a predetermined force to an indenter and the indenter produces an indentation on a test specimen, and then measures the shape and size of the indentation. The hardness tester has a tester body and different frames. The tester body has a cavity and a magnetic base. The user selects different frames based on measurement needs and installs the frame into the magnetic base of the tester body. The testing head is equipped with an optical imaging system, the front end of the testing head is equipped with a removable load cell, and the front end of the load cell is equipped with an indenter. The indenter, load cell and optical system are coaxially oriented. A motor moves the tester body to perform the indentation.

Abstract: A reciprocating friction and wear test apparatus includes a frame unit and an abrader unit. The frame unit includes a frame that has a bottom wall formed with an opening and two side walls extending upwardly from the bottom wall. The abrader unit includes an abrader fixture, an abrader, two first sensor members, and two adjustment members. The abrader fixture extends through the opening and is pivotable relative to the bottom wall. The abrader is affixed to the abrader fixture. The two first sensor members are respectively mounted to the side walls. The two adjustment members are respectively connected to the first sensor members, extend respectively through the first sensor members, extend respectively through the side walls, and are movable toward the abrader fixture to tightly abut against the abrader fixture.

Abstract: In the present invention, an electrode ink has formed therein: a primary aggregate in which ionomers are adsorbed around catalyst carriers, and as a result thereof, aggregation between catalyst carriers is prevented; and a secondary aggregate that is formed when catalyst carriers aggregate with each other. In an electrode ink quality determination method, a measurement system detects an index that correlates with the amount of the primary aggregate and the amount of the secondary aggregate in the electrode ink. An information processing device: estimates the conditions of the primary aggregate and the secondary aggregate in the electrode ink on the basis of the index detected; and determines that the greater the amount of the primary aggregate included is, relative to the amount of the secondary aggregate, the better the quality of the electrode ink is.

Abstract: A modular measuring device for determining a density of a measurement medium includes a support module, a first measuring tube module and at least one further measuring tube module, wherein the support module has a receptacle for detachably fastening the measuring tube modules, a contactless temperature sensor, a primary exciter component along with a primary sensor component, wherein each measuring tube module has a restraint complementary to the receptacle of the support module, a vibrating tube, a secondary exciter component complementary to the primary exciter component, and a secondary sensor component complementary to the primary sensor component, wherein each vibrating tube of the measuring tube modules has a different tube diameter, a straight first tube leg, a straight second tube leg, a curved first tube bend and a curved second tube bend.

Abstract: A new acoustic technique, tensile acoustic rheometry (TAR) for performing rheology measurement of a soft viscoelastic material sample is provided. In TAR, an excitation acoustic pulse is applied using a focused ultrasound transducer to a sample material to induce oscillatory motion of the sample. To track this induced motion, high repetition frequency ultrasound pulse-echo technique is used using a co-linear, con-focal ultrasound transducer that detects the backscattered echo signal from a surface or an interface of the sample. The detection ultrasound transducer system converts the echo signals to an electrical signal, and a processor determines a displacement of the interface of the sample as a function of time. The processor also determines the spectrogram, or the frequency spectrum of the dynamic surface movement of the sample material as a function of the time. Viscoelastic properties of the material are then determined from the displacement and the spectrogram measurements.

Abstract: A method of assessing a bodily fluid sample on a test strip may involve applying a periodic signal with a first electrode located at a first location in a microfluidic channel of the test strip, monitoring the applied periodic signal with a second electrode located at a second location in the microfluidic channel, and using a third electrode located at a third location in the microfluidic channel as a reference electrode. The method may also include: collecting the bodily fluid sample in the microfluidic channel; continuing to apply the periodic signal, monitor the periodic signal and use the third electrode as a reference electrode while collecting the bodily fluid sample; and determining that the bodily fluid sample is sufficient for analyzing, based at least in part on the applied and monitored periodic signal.

Abstract: Embodiments in accordance with the present invention relate to an apparatus for optical characterization of aerosol particles, including a laser source; a beam splitter configured to split the laser into two orthogonally polarized optical beams, wherein one component of the orthogonally polarized optical beam is deflected from the second component of the polarized optical beam at a predetermined angle; a cylindrical lens for collecting the two orthogonally polarized optical beams and focusing each of the optical beams to an interrogation region; an inlet positioned to deliver the sample gas including particles to the interrogation region as a single particle gas stream through the interrogation region; an ellipsoidal mirror positioned at a non-perpendicular angle adjacent to paths traversed by the polarized optical beams to reflect scattered optical beams from the particles traversing through the interrogation region; and a photodetector for measuring the scattered optical beams reflected by the mirror.

Abstract: Methods and systems for determining the amount of insoluble material in a sample are provided. A sample is split into a plurality of aliquots, which are processed. By obtaining the weight of the dry aliquot, a first and second container, and dry insoluble material, the percentage of insoluble material in the original sample may be determined.

Abstract: A method for determining airborne concentrations of an ensemble of particulate matter below the size fraction 2.5 ?m in aerodynamic diameter (PM2.5). The method is to be composed of a sharp cut PM2.5 cyclone, optical sensor capable of producing scattering coefficients dependent on particle size, temperature and humidity sensors for adapting to changes in the environment, and a processing system for applying logic-based algorithm to convert raw sensor values into PM concentrations. The optical sensor is a dual wavelength integrating nephelometer capable of yielding particle characteristic scattering coefficients at two wavelengths. The particle scattering ratios between two wavelengths are used in conjunction with temperature and humidity in the method's algorithm to reduce particle growth bias and to ultimately yield PM2.5 concentrations.

Abstract: A non-destructive test apparatus includes a drive coil and a resonant coil in working relation to the drive coil. The non-destructive test apparatus includes a voltage source coupled to the drive coil. The voltage source is configured to apply an alternating current signal to the drive coil. The non-destructive test apparatus includes a sensor coupled to the resonant coil. The sensor is configured to output sensor data indicative of a voltage induced in the resonant coil by the alternating current signal applied to the drive coil. The non-destructive test apparatus also includes a processor coupled to the sensor to receive the sensor data from the sensor. The processor is configured to determine, based on the voltage, a porosity of an item positioned in working relation to the resonant coil.

Abstract: A method, system and apparatus for anti-sorting particles is disclosed. In an example embodiment, particles move in a fluid along a microfluidic channel. A measurement device determines which particles are selected or desired particles by measuring a desired characteristic of the particles and outputting an associated signal. The energy source continuously imparts a force on unselected or undesired particles in a deflection region of the microfluidic channel to remove the unselected or undesired particles from the stream of particles. Based upon the signal outputted by the measurement device, the energy source is controlled to reduce or eliminate the force on selected particles such that the selected particles flow on a natural or expected flow path to a collection area such as an output channel. By avoiding application of force to desired particles, the anti-sorting systems and methods can improve viability and other characteristics of the desired particles.

Abstract: Disclosed is a particle-measuring device, including: a measurement part including first and second electrodes and measuring a mass of particles with a change in signals transmitted and received between the first and second electrodes, wherein the first and second electrodes are patterned on a base made of a piezoelectric material and transmit/receive signals to/from each other; and an adsorption part provided in an adsorption region between the first and second electrodes and configured to adsorb fine particles according to a temperature change. According to such a configuration, the particle-measuring device does not interfere with the resonance rate of a piezoelectric material while having a high adsorption rate, thereby providing excellent particle measurement quality.

Abstract: To provide a droplet forming technology capable of stably sorting a droplet. Provided is a microparticle sorting device provided with a voltage supply unit that supplies a drive voltage to a vibration element that applies a vibration to an orifice that generates a fluid stream, a control unit that controls a driving condition supplied to the vibration element on the basis of a relative relationship between a droplet discharged from the orifice and a satellite droplet present between droplets, and a sorting unit that sorts the droplet containing microparticles on the basis of optical information detected from the microparticles flowing through a flow path.

Abstract: A method for a flow cytometer includes generating at least one light output with at least one excitation light source; carrying a bio-sample in a medium to a region of a flow path, wherein the bio-sample in the region is illuminated by the at least one light output of the at least one excitation light source to give off luminescence; spatially dispersing a spectrum of the luminescence across photo detection inputs of a photo-detector array; receiving eight or more analog signals from the photo-detector array and converting them to eight or more digital signals respectively; generating a self trigger signal based on the eight or more digital signals and the luminescence; and causing a digital storage space and a digital processing unit to respectively store and analyze the digital data of the eight or more digital signals based on the self trigger signal.