Abstract: A cell capture system including an array, an inlet manifold, and an outlet manifold. The array includes a plurality of parallel pores, each pore including a chamber and a pore channel, an inlet channel fluidly connected to the chambers of the pores; an outlet channel fluidly connected to the pore channels of the pores. The inlet manifold is fluidly connected to the inlet channel, and the outlet channel is fluidly connected to the outlet channel. A cell removal tool is also disclosed, wherein the cell removal tool is configured to remove a captured cell from a pore chamber.

Abstract: A system for predicting corrosion under insulation (CUI) in an infrastructure asset includes at least one infrared camera positioned to capture thermal images of the asset, at least one smart mount supporting and electrically coupled to the at least one infrared camera and including a wireless communication module, memory storage, a battery module operative to recharge the at least one infrared camera, an ambient sensor module adapted to obtain ambient condition data and a structural probe sensor to obtain CUI-related data from the asset. At least one computing device has a wireless communication module that communicates with the at least one smart mount and is configured with a machine learning algorithm that outputs a CUI prediction regarding the asset. A cloud computing platform receive and stores the received data and the prediction output and to receive verification data for updating the machine learning algorithm stored on the computing device.

Abstract: Conventional optical analysis tools containing an integrated computational element may have an operational profile that is too large for convenient use within confined locales. Optical analysis tools having a miniaturized operational profile can comprise: an electromagnetic radiation source that provides electromagnetic radiation to an optical train; and an optical computing device positioned within the optical train. The optical computing device comprises a planar array detector having at least two optical detection regions. At least one of the at least two optical detection regions has an integrated computational element disposed thereon. The planar array detector and the integrated computational element are in a fixed configuration with respect to one another.

Abstract: The instant disclosure provides a gas detection device including a chamber module, a light emitting module and an optical sensing module. The chamber module includes a condensing chamber, a receiving chamber and a sampling chamber. The condensing chamber has a first reflecting structure, a second reflecting structure and a third reflecting structure. The first reflecting structure is disposed between the second reflecting structure and the third reflecting structure. The light emitting module is disposed on the condensing chamber and includes a light emitting unit corresponding to the condensing chamber. The optical sensing module includes an optical sensing unit disposed in the receiving chamber.

Abstract: Angle-resolved reflectometers and reflectometry methods are provided, which comprise a coherent light source, an optical system arranged to scan a test pattern using a spot of coherent light from the light source to yield realizations of the light distribution in the collected pupil, wherein the spot covers a part of the test pattern and the scanning is carried out optically or mechanically according to a scanning pattern, and a processing unit arranged to generate a composite image of the collected pupil distribution by combining the pupil images. Metrology systems and methods are provided, which reduce diffraction errors by estimating, quantitatively, a functional dependency of measurement parameters on aperture sizes and deriving, from identified diffraction components of the functional dependency which relate to the aperture sizes, correction terms for the measurement parameters with respect to the measurement conditions.

Abstract: Disclosed herein are optical sensor platform(s) employing hyperbolic metamaterial(s) supporting highly confined bulk plasmon guided modes over broad wavelength range(s) from visible to near-infrared. By exciting these modes using—for example—a two-dimensional (2D) grating-coupling technique, sensors according to the present disclosure advantageously exhibit extreme sensitivity modes up to a maximum of 30,000 nm per refractive index unit and a record figure of merit of 590 thereby permitting detection of ultralow-molecular-weight bio-molecules at picomolar concentrations.

Abstract: The invention is a system and method to measure oil content in water utilizing the fluorescence of oil emitted under excitation by laser. Oil and water mixture is transferred through the system to a measurement section in a microscope, which produces high resolution 3-dimensional images of the oil and water mixture with the fluorescence. The images are analyzed to calculate the amount of oil in water and oil droplets distribution. The image is also analyzed to distinguish oil coated solids from oil droplets, and to calculate the sizes and volumes of the solids.

Abstract: The invention provides a method for identifying plastics and/or the additives therein, wherein at least some of the plastic material is irradiated with light of at least one wavelength, at least some of the light reflected by the plastic material is detected and analyzed, and the plastic material and/or the additive therein is/are identified on the basis of the result of the analysis. The disclosed method utilizes a fluorescence decay time constant of the intrinsic fluorescence of the plastic material and, if applicable, of the additive(s) therein, which is determined on the basis of the detected light, and the plastic material and/or the additive(s) therein is/are identified on the basis of the determined fluorescence decay time constant.

Abstract: A device and method of determining thermal maturity of oil source rocks by total scanning fluorescence including testing the organic solution of the extract from a series of oil source rock samples collected at different depths by total scanning fluorescence; building a model for interpretation of the oil source rock maturity according to the variation with depth of the TSF Intensity parameter and the TSF R1 parameter obtained by total scanning fluorescence, and identifying the stage of initial oil generation, the stage of major oil generation and the stage of major gas generation; and establishing the relationship between the TSF Intensity parameter and/or the TSF R1 parameter with the existing characteristic parameters that quantitatively characterize the maturity of oil source rocks, thereby accomplishing the analysis and determination of the maturity of the oil source rocks.

Abstract: Apparatus and methods for analyzing single molecule and performing nucleic acid sequencing. An apparatus can include an assay chip that includes multiple pixels with sample wells configured to receive a sample, which, when excited, emits emission energy; at least one element for directing the emission energy in a particular direction; and a light path along which the emission energy travels from the sample well toward a sensor. The apparatus also includes an instrument that interfaces with the assay chip. The instrument includes an excitation light source for exciting the sample in each sample well; a plurality of sensors corresponding the sample wells. Each sensor may detect emission energy from a sample in a respective sample well. The instrument includes at least one optical element that directs the emission energy from each sample well towards a respective sensor of the plurality of sensors.

Abstract: The present invention relates to devices and methods for measuring the quantity of multiple analytes in a sample. The device is designed such that each of the analyte sensing elements is configured to measure the quantity of a predetermined analyte and where the machine executable instructions are configured to select the proper analyte sensing element corresponding to the analyte to be measured.

Abstract: The present disclosure provides semiconductor-metal composite nanoparticles with optical properties that are superior to those of pure materials for use as contrast agents. The composites include noble metal nanoparticles having a layer of linker molecules being bound to the surface of the noble metal nanoparticle and a layer of dye molecules bound to the layer of linker molecules. The dye molecules are selected such that they form an ordered structure that exhibits a collective absorption band shift, compared to the individual dye molecule, when bound to the noble metal nanoparticle. This structure is encapsulated in a stabilizing coating layer forming a multi-shell structure with properties suitable for biosensing and other detection applications which exhibit enhanced Raman scattering compared to nanoparticles having dye molecules bound thereto not in the ordered structure.

Abstract: A carrier for use in single molecule detection is related. The carrier includes a substrate; a middle layer, on the substrate; and a metal layer, on the middle layer; wherein the substrate is a flexible substrate, the middle layer includes a base and a patterned bulge on the base, the patterned bulge includes a plurality of strip-shaped bulges, the metal layer is on the patterned bulge, the carrier further includes a carbon nanotube composite structure between the metal layer and the patterned bulge.

Abstract: The present invention relates to a system, method, and meter for determining the concentration of an analyte in a fluid sample provided on a test strip. The meter (10) may include a body (12), an optical reader (28), and a test strip holder (90). The body (12) has first (14) and second ends (16) and defines a longitudinal axis y extending between the first and second ends (14,16). The optical reader (28) may be coupled to the body (12) and adapted to analyze the analyte on the test strip. The test strip holder (90) may be coupled to the body (12) and include first and second arms (92,94). One of the optical reader (28) or the test strip holder (90) may be movable along the longitudinal axis of the body between a first position, in which the first and second arms (92,94) of the test strip holder (90) overlie the optical reader (28), and a second position, in which the optical reader (28) extends beyond the first and second arms (92,94) of the test strip holder (90).

Abstract: A method, a device, and a system for the automated determination of optical densities or of the change in optical densities of reaction mixtures in shaken reactors during shaking operation. The method uses a reaction mixture distribution, which periodically fluctuates because of the shaking action, to record measurement points (20/21) of transmission/scattered-light measurements. All measurement points (20/21) of a measurement operation are combined into a measurement series (34), from which the optical density and/or the change in the optical density, and other process parameters, can be determined with high reliability by means of suitable mathematical methods.

Abstract: Provided herein is an apparatus for assessing a color characteristic of a gemstone. The apparatus comprises an optically opaque platform for supporting a sample gemstone to be assessed, a daylight-approximating light source to provide uniform illumination to the gemstone, an image capturing component, and a telecentric lens positioned to provide an image of the illuminated gemstone to the image capturing component. Also provided are methods of color analysis based on images collected using such an apparatus.

Abstract: A substrate inspection apparatus according to an embodiment of the present invention comprises a projection unit, an illumination unit, an image acquisition unit and a processing unit. The projection unit irradiates an inspection target with light for obtaining three-dimensional shape information of the inspection target. The illumination unit irradiates the inspection target with at least two lights having different colors. The image acquisition unit acquires a first image by receiving light irradiated by the projection unit and reflected from the inspection target, and a second image by receiving the lights irradiated by the illumination unit and reflected from the inspection target. The processing unit acquires brightness information and color information from the first image and the second image, respectively, which are acquired by the image acquisition unit, and acquires at least a portion of a boundary by using the bright information and the color information.

Abstract: A method includes receiving one or more images of three or more die of a wafer, determining a median intensity value of a set of pixel intensity values acquired from a same location on each of the three or more die, determining a difference intensity value for the set of pixel intensity values by comparing the median intensity value of the set of pixel intensity values to each pixel intensity value, grouping the pixel intensity values into an intensity bin based on the median intensity value of the set of pixel intensity values, generating an initial noise boundary based on a selected difference intensity value in the intensity bin, generating a final noise boundary by adjusting the initial noise boundary, generating a detection boundary by applying a threshold to the final noise boundary, and classifying one or more pixel intensity values outside the detection boundary as a defect.

Abstract: Disclosed are methods and apparatus for detecting defects or reviewing defects in a semiconductor sample. The system has a brightfield (BF) module for directing a BF illumination beam onto a sample and detecting an output beam reflected from the sample in response to the BF illumination beam. The system has a modulated optical reflectance (MOR) module for directing a pump and probe beam to the sample and detecting a MOR output beam from the probe spot in response to the pump beam and the probe beam. The system includes a processor for analyzing the BF output beam from a plurality of BF spots to detect defects on a surface or near the surface of the sample and analyzing the MOR output beam from a plurality of probe spots to detect defects that are below the surface of the sample.

Abstract: A method for use in measuring a composition of a multiphase fluid which includes flowing a multiphase fluid through a fluid flow path defined by a wall of a fluid conduit is disclosed. The wall includes an electrically non-conductive material. The method includes establishing an electromagnetic field which extends through the electrically non-conductive material of the wall of the fluid conduit into the fluid and measuring a property of the electromagnetic field over a measurement time period. The method also includes transmitting additional energy through the fluid over the measurement time period independently of the electromagnetic field and measuring the additional energy transmitted through the fluid over the measurement time period. The method may be used to unambiguously determine a composition of a multiphase fluid which has different components.

Abstract: According to some exemplary embodiments, the present disclosure is related in general to a soil moisture monitoring system comprising a first PVC pipe holding one or more sensing units, a top of the first PVC pipe mated to a “T” intersection, and a base of the “T” intersection mated to a rodent resistant cord. The first PVC pipe is generally round in shape with one or more flat surfaces of approximately six inches in length, each flat surface at an approximately 90 degree angle relative to a next closest flat surface. Each of the one or more sensing units further comprises a controller communicatively coupled between two antennas. In most exemplary embodiments, four sensing units may be vertically stacked on the first PVC pipe and configured to transmit eight separate directional radio frequencies into nearby dirt, each of the eight separate directional radio frequencies vertically spaced six inches apart.

Abstract: First ROI pixel values of a first region of interest 101 of a radiographic intensity distribution image 10, and second ROI pixel values of a second region of interest 102 of the radiographic intensity distribution image 10, are acquired. One of the first and second regions of interest is set to be at a position, or vicinity thereof, where a phase difference in the intensity modulation period within the radiographic intensity distribution image, with respect to the other region of interest, becomes ?/2. Next, an elliptical locus obtained by plotting the first and second ROI pixel values for each radiographic intensity distribution image is determined. k angle region images are then acquired using the radiographic intensity distribution images corresponding to at least k angle regions that have been obtained by dividing the elliptical locus for each given angle. A radiographic image is then generated using the k angle region images. k is an integer of three or more.

Abstract: An X-ray apparatus includes: a mounting unit upon which an object to be measured is mounted; an X-ray generation unit that irradiates X-rays, from above the mounting unit or from below the mounting unit, to the object to be measured upon the mounting unit; an X-ray detector that acquires a transmission image of the object to be measured being irradiated by the X-rays; a first movement unit that moves at least one of the mounting unit, the X-ray generation unit, and the X-ray detector along a direction of irradiation of the X-rays; a position detection unit that detects a relative position of the mounting unit, the X-ray generation unit, and the X-ray detector; and a calculation unit that calculates a magnification of a transmission image of the object to be measured acquired by the X-ray detector, in a state in which deflection of the mounting unit has occurred while the object to be measured is mounted upon the mounting unit.

Abstract: A sample holding device and related method designed to facilitate inexpensive and reliable testing of materials or specimens with beam diffraction and scattering techniques. The device features a sample receptacle that is made out of a polymer, cellulose, polymeric material, or cellulosic material. The flexible nature and low melting point of the sample receptacle allows for reliable sealing against the vacuum or gaseous environment used for beam diffraction or scattering analysis. The sample holding device can be considered disposable because of its low cost, eliminating the need for complex or unreliable cleaning procedures.

Abstract: In respective methods for manufacturing a high aspect ratio structure and an ultrasonic probe, a plurality of holes extending in a direction crossing a main surface of a substrate are formed, a plurality of first regions and second regions excluding the first regions from the main surface are periodically defined, and partition walls between the plurality of holes formed in the substrate corresponding to the first regions are removed by etching so that part of each of the partition walls within a predetermined range excluding a bottom portion is left. A high aspect ratio structure and an X-ray imaging apparatus include, over a side wall, a porous member including a plurality of holes extending in a direction crossing a grating surface within a predetermined range excluding a bottom portion in each of a plurality of recesses in a grating.

Abstract: Determining a property of a layer of an integrated circuit (IC), the layer being formed over an underlayer, is implemented by performing the steps of: irradiating the IC to thereby eject electrons from the IC; collecting electrons emitted from the IC and determining the kinetic energy of the emitted electrons to thereby calculate emission intensity of electrons emitted from the layer and electrons emitted from the underlayer calculating a ratio of the emission intensity of electrons emitted from the layer and electrons emitted from the underlayer; and using the ratio to determine material composition or thickness of the layer. The steps of irradiating IC and collecting electrons may be performed using x-ray photoelectron spectroscopy (XPS) or x-ray fluorescence spectroscopy (XRF).

Abstract: The present invention provides a gas sensor structure comprising a gas sensing chip. The back of the sensing material is a hollow structure. An insulating layer is below the sensing material. A micro heating is disposed surrounding the sensing material. The sensing material adheres to sensing electrodes. The sensing material is a complex structure including a metal oxide semiconductor and a roughened lanthanum-carbonate gas sensing layer. The thickness of the metal oxide semiconductor is between 0.2 ?m and 10 ?m; the thickness of the roughened lanthanum-carbonate gas sensing layer is between 0.1 ?m and 4 ?m; and the size of the back etching holes is smaller than 1*1 mm. By using the gas sensor structure according to the present invention, a suspended gas sensing structure can be fabricated on a silicon substrate and the chip size can be minimized.

Abstract: A biosensor device includes a substrate, an oxide layer and a sensing wire. The oxide layer is disposed on the substrate. The sensing wire is disposed on the oxide layer. The sensing wire is provided to receive target biomolecules. The sensing wire includes at least one first section extending along a first direction and at least one second section extending along a second direction. The at least one first section is continuous with the at least one second section. The first direction is different from the second direction. The sensing wire has a width and a total length and a ratio of the total length to the width is larger than 500.

Abstract: The invention relates to a method for analyzing the composition of a gaseous stream comprising at least two gaseous components, one of which is methane; and to a sensor array and a gas sensor comprising such sensor array. The method comprises contacting the gaseous mixture with a sensor, wherein the sensor comprises a sensor array comprising at least two sensor elements, wherein each of said sensor elements comprises a transducer coated with a coating comprising a polymeric material having at least one property that is responsive to one or more of said gaseous components when exposed thereto, wherein said sensor elements differ at least in the composition of the coating, providing an energy input to said transducers that is converted to output signals based on said property, and obtaining said output signals.

Abstract: A catalytically activated combustible gas sensing element includes a filament of resistance wire forming a coil, wherein a first end of the resistance wire is attached to a first support post and a second end of the resistance wire is attached to a second support post, a cantilever support supporting the coil, wherein the cantilever support is attached to a third support post, and a catalytic bead substantially surrounding the coil and cantilever.

Abstract: Various bioFET sensor readout circuits and their methods of operation are described. A readout circuit includes a plurality of logic gates coupled in cascade, a delay extractor, and a counting module. Each logic gate of the plurality of logic gates includes at least one bioFET sensor. The delay extractor is designed to generate a pulse-width signal based on a time difference between an output signal from the plurality of logic gates and a reference signal. The counting module is designed to receive the pulse-width signal and output a digital count corresponding to a width of the pulse-width signal.

Abstract: An object is to provide an electrophoretic support body and an electrophoretic device which allow a potential of hydrogen (pH) to be easily and reproducibly adjusted. The electrophoretic support body in the present disclosure is an electrophoretic support body including a plurality of fibers, the plurality of fibers form a fibrous body having a void in the fibrous body, and the plurality of fibers include a metal oxide having a predetermined isoelectric point. The electrophoretic device in the present disclosure includes a container, a pair of first electrodes provided in the container, and a first electrophoretic support body disposed between the pair of first electrodes, the first electrophoretic support body includes a fibrous body that is formed of a plurality of fibers and has a void in the fibrous body, and the plurality of fibers include a metal oxide having a predetermined isoelectric point.

Abstract: A unique fiber core sampler composition, related systems, and techniques for designing, making, and using the same are described. The sampler is used to interface with existing field instrumentation, such as Ion Mobility Spectrometer (IMS) equipment. Desired sampler characteristics include its: stiffness/flexibility; thermal mass and conductivity; specific heat; trace substance collection/release dependability, sensitivity and repeatability; thickness; reusability; durability; stability for thermal cleaning; and the like. In one form the sampler has a glass fiber core with a thickness less than 0.3 millimeter that is coated with a polymer including one or more of: polymeric organofluorine, polyimide, polyamide, PolyBenzImidazole (PBI), PolyDiMethylSiloxane (PDMS), sulfonated tetrafluoroethylene (PFSA) and Poly(2,6-diphenyl-p-phenylene Oxide) (PPPO).

Abstract: To predict the iron loss of a non-oriented electrical steel sheet after shearing, a non-oriented electrical steel sheet is sheared to a certain width, and iron loss Wt(B0) of the non-oriented electrical steel sheet after shearing is estimated according to a predetermined relational expression based on iron loss Wn(B1) in a non-machining-affected zone in which no machining strain is introduced by the shearing and iron loss Wi(B2) in a machining affected zone in which machining strain is introduced.

Abstract: A system for determining whether a magnetic field associated with an elongate rebar element in a concrete body of a reinforced structural element assembly includes one or more anomalies. The system includes a data-gathering unit having a frame assembly movable relative to the reinforced structural element assembly, and a sensor assembly mounted to the frame assembly. The sensor assembly includes one or more magnetic sensors for sensing at least part of the magnetic field as the sensor assembly is moved relative to the concrete body, to generate magnetic field data defining magnetic flux density of the magnetic field of the rebar element. The system also includes a tracking assembly for generating location data to locate the magnetic field data relative to the concrete body, and a processor for analyzing the magnetic field data and the location data to generate anomaly data describing the anomaly.

Abstract: A biosensor, including: a first cover member comprising an element-accommodating recess in an upper face thereof; a detection element using a surface acoustic wave, the detection element including an element substrate accommodated in the element-accommodating recess, and at least one detection unit located on an upper face of the element substrate configured to perform detection of an analyte; and a second cover member joined to the first cover member and covering the detection element, and including an inflow port from which the analyte flows in and a groove which extends from the inflow port to at least above the at least one detection unit and constitutes a capillary.

Abstract: A fluidic device includes at least one bulk acoustic wave (BAW) resonator structure with a functionalized active region, and at least one first (inlet) port defined through a cover structure arranged over a fluidic passage containing the active region. At least a portion of the at least one inlet port is registered with the active region, permitting fluid to be introduced in a direction orthogonal to a surface of the active region bearing functionalization material. Such arrangement promotes mixing proximate to a BAW resonator structure surface, thereby reducing analyte stratification, increasing analyte binding rate, and reducing measurement time.

Abstract: A sensor includes an inflow section into which an analyte liquid flows; a first cover member; a detection element including an element substrate located on an upper surface of the first cover member, and a detection section which is located on an upper surface of the element substrate and is configured to detect a target contained in an analyte liquid; an intermediate cover member including a first upstream portion; a second cover member including a second upstream portion; and a flow channel which is surrounded by the intermediate cover member and the second cover member, is continuous with the inflow section, and extends at least to the detection section. A contact angle ?2a of a lower surface of the second upstream portion of the second cover member with the analyte liquid is smaller than a contact angle ?3 of an upper surface of the detection element with the analyte liquid.

Abstract: A laser measuring device includes a light source, a first splitter, a second splitter, first photodetection units, and second photodetection units. The light source emits laser light. The first splitter splits the laser light into light to be incident on a specimen and reference light that travels in a predetermined direction. The second splitter is where a combined wave formed by combining signal light reflected off the specimen and the reference light traveling in a direction different from the predetermined direction enters. The first photodetection units detect one part of the combined wave that has been transmitted through the second splitter. The second photodetection units detect another part of the combined wave that has been reflected off the second splitter. The first splitter has an asymmetric splitting ratio set such that power of the reference light becomes larger than power of the light to be incident on the specimen.

Abstract: An ultrasonic matrix phased array inspection system can include a plurality of curved matrix phased array probes surrounding a test chamber through which a longitudinal test object passes. Fluid injectors can provide a rotating fluid jacket around the longitudinal test object to ultrasonically couple the plurality of curved matrix phased array probes to the longitudinal test object. The plurality of curved matrix phased array probes can remain in a fixed position during inspection and can inspect the longitudinal test object by transmitting ultrasonic sound waves at various angles to identify flaws of any orientation.

Abstract: A method for detecting and characterizing defects in a heterogeneous material via ultrasound. The method includes the following steps: emitting ultrasound waves from an emitting ultrasound transducer placed against the material; acquiring, using a receiving ultrasound transducer in various positions relative to the material, a plurality of time signals, representing the amplitude of the sound propagated in the material as a function of time, for a position of the receiving ultrasound transducer; determining a time function representing a spatially averaged power of the time signals that correspond to different positions of the receiving transducer; and—normalizing the time signals by the time function so as to obtain normalized time signals. The defects in the material are detected from the normalized tune signal.

Abstract: A component monitoring system structured to monitor circuit breaker assembly component characteristics is provided. The component monitoring system includes a record assembly, a number of vibration sensor assemblies, a comparison assembly, and an output assembly. The record assembly includes selected nominal data for a selected circuit breaker component. The vibration sensor assembly is structured to measure a number of actual component characteristics for a substantial portion of the circuit breaker assembly and to transmit actual component characteristic output data. The comparison assembly is structured to receive an electronic signal from said record assembly and said sensor assemblies, to compare each sensor assembly actual component characteristic output data to said selected nominal data and to provide an indication signal as to whether said sensor assembly output data is acceptable when compared to the selected nominal data. The output assembly includes a communication assembly and an output device.

Abstract: Provided are a method of and an apparatus for formulating a multicomponent drug capable of surely making a multicomponent drug meeting criteria for productization with high accuracy into a product. The method and apparatus obtain a chromatogram from an extract or a base of a multicomponent drug, evaluate whether the base meets the criteria for productization based on the obtained chromatogram with high accuracy, and subject the base determined in the high-accuracy evaluating as an accepted one meeting the criteria to dosage form processing, to produce a formulated drug having a given dosage-form. The high-accuracy evaluating is realized by selecting with high accuracy one of reference fingerprints to which peaks of a target fingerprint prepared from the chromatogram are assigned.

Abstract: A measured value of a sensor element is obtained during repeatedly executed measuring periods for performing different measurements and for setting different operating states, the sensor element being electrically connected in a periodically alternating manner, in consecutive switching positions, in a predefined order, where at least one measurement for determining the measured value is performed repeatedly within a measuring period for determining individual values at predefined switching positions, the measured value being determined from the individual values. Using the switching position within the measuring period, the operating state of the sensor element preceding the individual measurement, and therefore, the influence of the preceding circuit configuration on the individual measured value, is known, and the individual values are correspondingly corrected. By correcting the individual values, the measured value determined from the individual values is also corrected.

Abstract: An apparatus for acquiring air quality data from removable and/or replaceable sensor, processing and storing the acquired data, and transmitting the processed data to backend server is enabled. The apparatus includes a microcontroller coupled with a Universal Sensor Interface (USI). The USI may include an element configured to transmit continuous electrical power to a removable and/or replaceable sensor, an element configured to transmit intermittent electrical power during time intervals corresponding to sensing intervals, an element configured to transmit an indication that the removable and/or replaceable sensor is currently coupled with the sensor interface, and one or more elements configured as a serial peripheral interface. A modular sensor system is thereby enabled, configurable to manage multiple removable and replaceable sensors such as air quality sensors.

Abstract: Systems and method for detecting a concentration of a gas in a gas stream are disclosed. A method includes receiving a gas stream including a carrier gas and a processing gas. Bridge signals of a mass flow sensor are used to produce a processing-gas concentration signal and a gas-stream mass flow rate signal. The gas stream is controlled so a mass flow rate of the processing gas equals a processing-gas-setpoint signal. In some variations, the processing-gas-concentration signal is produced using an upstream temperature of the gas stream and a bridge-derived temperature.

Abstract: A monitoring system is configured to detect a threshold amount of petroleum in a storm water-based fluid of an oil handling facility. For instance, the storm water-based fluid can be drained from a floating roof of a petroleum storage tank, a diked area, or a retention pond.

Abstract: A first series of images of a first fluid is received. A first set of fluid characteristics of the first fluid is determined from the first series of images. A second series of images of a second fluid is received. A second set of fluid characteristics of the second fluid is determined from the second series of images. A match is determined to be found between the first set of fluid characteristics and the second set of fluid characteristics. The second fluid is identified based upon determining that the first set of fluid characteristics matches the second set of fluid characteristics.

Abstract: A system for monitoring cell-substrate impedance of excitable cells and monitoring the beating cycle of cardiomyocytes, the system including: a device for monitoring cell-substrate impedance at 20 millisecond time resolution, the device having one or more wells on a nonconductive substrate, wherein at least one well of the one or more wells comprises an electrode array fabricated on the substrate for measurement of cell-substrate impedance at 20 millisecond time resolution; an impedance analyzer that measures cell-substrate impedance from the at least one well at 20 millisecond time resolution; electronic circuitry that electrically connects the electrode array from the at least one well to the impedance analyzer; and a software program that analyzes the measured cell-substrate impedance.

Abstract: Methods and systems for measuring and using the oxidation-reduction potential (ORP) of a biological sample are provided. The system generally includes a test strip and a readout device for determining the ORP. The measured ORP is then used to determine characteristics relating to the fertility of the sample or the subject from which the sample was derived. Some characteristics that can be determined include the quality of a sperm sample, an oocyte or a fertilized egg. The measured ORP value can also be used to determine the specific characteristics of a spermatozoa sample, such as the morphology of the spermatozoa, the motility of the spermatozoa, the number of cells in the sample and the concentration of the cells in the sample. Knowledge of such characteristics and fertility potential can be used to identify individuals that might benefit from specific fertility treatments.