Patents Issued in October 12, 2023
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Publication number: 20230324312Abstract: A system and method that obtains contact heights of a packaged chip. In particular, the system includes a first light source for emitting direct light, a second light source for emitting structured light, two or more cameras pointed towards the packaged chip for capturing a first set of images of the packaged chip, and a second set of images of the packaged chip, and at least one processor that processes the first set of images and the second set of images captured by the cameras to determine contact heights of the packaged chip. The cameras capture the first set of images when the first light source emits direct light towards the packaged chip, and capture the second set of images when the second light source emits structured light towards the packaged chip.Type: ApplicationFiled: October 3, 2022Publication date: October 12, 2023Applicant: Vitrox Technologies Sdn. Bhd.Inventors: Heng Juan Tan, Ting Lik Wong, Chee Kit Loh, Kek Keong Kim, Khai Tze Seow, Yi Ting San
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Publication number: 20230324313Abstract: Standards for non-destructive testing methodologies and methods of fabricating the standards are disclosed herein. The standards include a void-defect coupon that includes a spheroidal void and an elongated void. The spheroidal void has a maximum dimension and a spheroidal void volume. The elongated void had a longitudinal dimension, a maximum transverse dimension, and an elongated void volume. The longitudinal dimension of the elongated void is greater than the maximum dimension of the spheroidal void. The maximum transverse dimension of the elongated void is less than the maximum dimension of the spheroidal void. The methods include forming a first void-defect coupon and forming a second void-defect coupon.Type: ApplicationFiled: March 25, 2022Publication date: October 12, 2023Inventor: Joseph Pecina
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Publication number: 20230324314Abstract: An agricultural machine includes a computing system configured to store a machine-learned model and perform operations. The operations include receiving data from a transceiver-based sensor configured to emit an output signal directed toward soil within a portion of a field and receive an echo signal indicative of a backscattering of the output signal by the soil. Additionally, the operations include extracting a set of features associated with the echo signal from the received data. Moreover, the operations include inputting the set of features into the machine-learned model and receiving a preliminary soil moisture value for the set of features as an output of the machine-learned model. In addition, the operations include determining a final soil moisture value for the portion of the soil within the field based on the preliminary soil moisture value.Type: ApplicationFiled: April 11, 2022Publication date: October 12, 2023Inventors: Brittany Schroeder, Trevor Stanhope, James W. Henry, Michael Pregesbauer
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Publication number: 20230324315Abstract: Provided is a method for estimating abrasion resistance of polymer composite materials. The present disclosure relates to a method for estimating abrasion resistance, the method including: irradiating a sulfur compound-containing polymer composite material with high intensity X-rays; measuring an X-ray absorption in a small region of the polymer composite material while varying an energy of the X-rays, whereby a dispersion state and a chemical state of the sulfur compound are analyzed; and quantifying an inhomogeneous state of cross-link degradation in the polymer composite material based on the dispersion state and the chemical state.Type: ApplicationFiled: February 27, 2023Publication date: October 12, 2023Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Fusae KANEKO, Hiroyuki KISHIMOTO
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Publication number: 20230324316Abstract: A measurement system according to an aspect of the present invention enables measurement of an intensity distribution of diffracted X-rays obtained by irradiating a fillet portion of a metallic structure with X-rays, the metallic structure comprising: an axis portion; and a flange portion protruding radially from the axis portion, wherein the metallic structure comprises the fillet portion in a connection portion between the axis portion and the flange portion, the measurement system including: a diffracted X-rays measurement device provided with an irradiation unit that irradiates the fillet portion with X-rays; and a positioning device that positions the diffracted X-rays measurement device with respect to the fillet portion, in which the positioning device including: a moving mechanism that moves three-dimensionally the diffracted X-rays measurement device relative to the fillet portion; and a rotation mechanism that rotates the diffracted X-rays measurement device in such a direction that an angle of inciType: ApplicationFiled: August 18, 2021Publication date: October 12, 2023Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Hitomi ADACHI, Mariko MATSUDA, Ryota YAKURA, Tatsuhiko KABUTOMORI
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Publication number: 20230324317Abstract: According to one embodiment, there is provided an inspection device including a measurement unit and a controller. The measurement unit measures a physical quantity in accordance with a predetermined pattern for a sample with the predetermined pattern, and generates a first spectral pattern in accordance with a measurement result. The controller predicts a processed cross-sectional shape by applying a parameter to a shape function indicating an ion flux amount in accordance with an etching depth in a case where the predetermined pattern is processed in dry etching processing, determines a second spectral pattern in accordance with the processed cross-sectional shape that has been predicted, adjusts the parameter while comparing the first spectral pattern with the second spectral pattern, and reconstructs the processed cross-sectional shape of the sample in accordance with an adjustment result.Type: ApplicationFiled: September 7, 2022Publication date: October 12, 2023Applicant: Kioxia CorporationInventors: Takahiro IKEDA, Takashi ICHIKAWA, Takaki HASHIMOTO, Hiroyuki TANIZAKI
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Publication number: 20230324318Abstract: A charged-particle tool configured to generate a plurality of sub-beams from a beam of charged particles and direct the sub-beams downbeam toward a sample position, the tool charged-particle tool comprising at least three charged-particle-optical components; a detector module; and a controller. Thea detector module is configured to generate a detection signal in response to charged particles that propagate upbeam from the direction of the sample position. The controller is configured to operate the tool in a calibration mode. The charged-particle-optical components include: a charged-particle source configured to emit a beam of charged particles and a beam generator configured to generate the sub-beams. The detection signal contains information about alignment of at least two of the charged-particle-optical components. The charged-particle optical components comprise two or more charged-particle optical elements comprising an array of apertures for which the charged particles may be monitored.Type: ApplicationFiled: June 1, 2023Publication date: October 12, 2023Applicant: ASML Netherlands B.V.Inventors: Yan REN, Erwin SLOT, Albertus Victor, Gerardus MANGNUS, Marijke SCOTUZZI, Erwin Paul SMAKMAN
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Publication number: 20230324319Abstract: A method of checking refuelling of an aircraft comprising a gas turbine engine and a fuel tank arranged to provide fuel to the gas turbine engine comprises: receiving an input of calorific value data for fuel provided to the aircraft on refuelling; independently determining at least one of: (i) the calorific value of fuel supplied to the gas turbine engine in use; and (ii) the calorific value of the fuel provided to the aircraft on refuelling; and providing an alert if the determined calorific value is inconsistent with the calorific value data input receivedType: ApplicationFiled: June 29, 2022Publication date: October 12, 2023Applicant: ROLLS-ROYCE PLCInventors: Craig W. BEMMENT, Paul W. FERRA, Alastair G. HOBDAY, Benjamin J. KEELER, Kevin R. MCNALLY, Andrea MINELLI, Martin K. YATES
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Publication number: 20230324320Abstract: An electrical system has a system housing and electrical components in the housing. At least two conductors of at least one of the electrical components are electrically insulated from one another by an electrical insulator. A sensor system is configured to detect a deposit of an electrically conductive foreign matter layer on the electrical insulator. The sensor system has a measuring surface arranged within the system housing on which at least two spaced-apart electrodes are arranged. The sensor system has a measurement circuit which is configured to measure a parameter which depends on a current flowing between the at least two electrodes. There is also described a method for determining a potential functional impairment in the electrical system.Type: ApplicationFiled: August 20, 2020Publication date: October 12, 2023Inventor: Thomas Rabe
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Publication number: 20230324321Abstract: A coated structure with a monitoring system includes a base having a base surface, a coating system having one or more layers of cured coat providing protection against surface degradation and being joined to the base surface in a base interface and extending in a thickness direction to an outer coating surface, at least one electrode made from a conductive material embedded in the coating system. The monitoring system is configured to generate an input signal in the at least one electrode and to read an output signal from the at least one electrode, and from the output signal, to determine cracking of the one or more layers of cured coat.Type: ApplicationFiled: August 31, 2021Publication date: October 12, 2023Inventors: Vadimas VERDINGOVAS, Josep Palasi BARGALLO, Stefan Urth NIELSEN
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Publication number: 20230324322Abstract: A thermal management system includes a housing having an interior space; a heat-generating component disposed within the interior space; a working fluid disposed within the interior space such that the heat-generating component contacts a liquid phase of the working fluid; and a sensing mechanism configured to detect the presence of one or more organic contaminants in the working fluid at concentrations of 100 ppm or less.Type: ApplicationFiled: September 15, 2021Publication date: October 12, 2023Inventors: Phillip E. Tuma, Steven Y. Yu
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Publication number: 20230324323Abstract: Systems and methods for determining an alcohol by volume (ABV) measurement of liquids that are stored in containers in a storage facility are provided. The ABV is determined by measuring capacitance using one or more electrodes coupled to an outside wall of the storage container. Other environmental parameters can be taken into account, such as a temperature and humidity.Type: ApplicationFiled: April 5, 2023Publication date: October 12, 2023Inventors: Jeffrey Thomas Cesnik, David Robert Durand, Todd Bryan Pritts
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Publication number: 20230324324Abstract: The present application provides a package structure for a chemical system, which comprises an inner glue frame and a first outer glue frame. The inner glue frame forms an accommodating space for accommodating a chemical system. The first outer glue frame is further disposed outside the inner glue frame and used for isolating the ambient environment and thus avoiding the influence of the ambient environment on the chemical system. A second outer glue frame is further disposed for avoiding damages such as side bumps and falls of the chemical system or contact with foreign metals. Thereby, the performance of the chemical system can be maintained.Type: ApplicationFiled: June 15, 2023Publication date: October 12, 2023Inventors: SZU-NAN YANG, CHIN-LIANG LIU, MENG-HUNG WU, WEN-XIN FEI
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Publication number: 20230324325Abstract: A composite working electrode comprising at least one polysulfone coated carbon material and at least one active redox species comprising an oxygen family atom bound in a ring structure, wherein the ring structure is substituted with a carbon ring, and wherein a moiety containing a hydrogen atom is attached to the carbon ring such that it is configured to provide for hydrogen bonding with the bound oxygen family atom and an electrochemical sensor comprising said composite working electrode.Type: ApplicationFiled: September 23, 2021Publication date: October 12, 2023Applicant: ANB Sensors LtdInventors: Nathan LAWRENCE, Steven A. GAHLINGS, Kay Louise MCGUINNESS, Monica MIRANDA
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Publication number: 20230324326Abstract: The present invention relates to a nano-ligand for promoting cell adhesion and differentiation of stem cells and a method of promoting cell adhesion and differentiation of stem cells by using the nano-ligand, and the method of promoting cell adhesion and differentiation of stem cells according to the present invention may temporally and spatially, and reversibly control nano-ligand sliding by applying a magnetic field to a substrate including the nano-ligands, and efficiently control stem cell adhesion and differentiation ex vivo or in vivo through the magnetic-field based on spatiotemporal control.Type: ApplicationFiled: June 21, 2023Publication date: October 12, 2023Applicant: Korea University Research and Business FoundationInventors: Hee-Min KANG, Chandra Khatua, Gun-Hyu Bae, Hyo-Jun Choi, Sun-Hong Min
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Publication number: 20230324327Abstract: A controller of a gas sensor includes: a concentration identification part identifying a concentration of a predetermined gas component based on a measurement pump current flowing between a measurement electrode and an out-of-space pump electrode in accordance with the concentration of the predetermined gas component due to application of a predetermined pump voltage; and a correction processing part correcting the concentration of the predetermined gas component identified by the concentration identification part, the correction processing part corrects the concentration of the predetermined gas component based on a correlation identified in advance between an offset current value as a magnitude of the measurement pump current when a measurement gas not containing the predetermined gas component flows or a normalized value of the offset current value and output fluctuations of the measurement pump current at startup of the gas sensor.Type: ApplicationFiled: January 26, 2023Publication date: October 12, 2023Inventors: Yusuke WATANABE, Taku OKAMOTO
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Publication number: 20230324328Abstract: A gas sensor, which includes a solid electrolyte layer including positive charge carriers to which detection-target gas coordinates, an electrode arranged on part of a plane of the solid electrolyte layer, and a unit configured to accelerate movements of the positive charge carriers.Type: ApplicationFiled: June 7, 2023Publication date: October 12, 2023Applicant: FUJITSU LIMITEDInventors: Satoru MOMOSE, Osamu TSUBOI, Ikuo SOGA
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Publication number: 20230324329Abstract: A casing of a gas sensor having a reference gas space therein includes: an outer tube into which an end portion of a sensor element protrudes; and a seal member fit into an end portion of the outer tube to seal the reference gas space, the sensor element includes: a first electrode lead portion including a first electrode lead to electrically connect an outside and at least one inner electrode and a first lead insulating layer covering the first electrode lead; and a second electrode lead portion including a second electrode lead that can electrically connect the outside and a measurement electrode and a second lead insulating layer covering the second electrode lead, and A/B < 1.00, where A (cm-1) is diffusion resistance of the first electrode lead portion, B (cm-1) is diffusion resistance of the second electrode lead portion.Type: ApplicationFiled: March 17, 2023Publication date: October 12, 2023Inventors: Yusuke WATANABE, Taku OKAMOTO
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Publication number: 20230324330Abstract: A pH sensor comprises: a chamber for receiving an electrolyte solution; a first and a second ion-sensitive field effect transistor (ISFETs), each of the first and second ISFETs having a source terminal, a drain terminal and a transistor channel extending between the source terminal and the drain terminal, a dielectric layer with a sensing surface arranged in the chamber so as to be contactable by the electrolyte solution, the dielectric layer separating the sensing surface from the transistor channel; a first measurement circuit configured to measure a first source-drain resistance across the transistor channel of the first ISFET; and a second measurement circuit configured to measure a second source-drain resistance across the transistor channel of the second ISFET. The first and second measurement circuits include a common reference electrode, the reference electrode arranged contactable by the electrolyte solution in the chamber.Type: ApplicationFiled: November 10, 2021Publication date: October 12, 2023Inventors: Cesar PASCUAL GARCIA, Damien LENOBLE
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Publication number: 20230324331Abstract: A sensor of the present invention includes, in order, a first conductor layer which is made of a direct transition type semiconductor and generates an electromagnetic wave; a non-conductor layer; a second conductor layer; and a third electrode, in which a first electrode is provided on a part of a first surface of the first conductor layer opposite to the non-conductor layer side, and a second electrode is provided on the other part of the first surface. Thus, the present invention can provide a sensor which identifies and detects a substance.Type: ApplicationFiled: September 8, 2020Publication date: October 12, 2023Inventors: Katsuhiko Nishiguchi, Jinichiro Noborisaka, Kensaku Chida
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Publication number: 20230324332Abstract: Disclosed is a semiconductor structure including a device (e.g., a field effect transistor (FET), a biosensor FET (bioFET) or an ion-sensitive FET (ISFET)) with a fluid-based gate. The structure includes a substrate, an intermediate layer on the substrate, and a semiconductor layer on the intermediate layer. The device includes, within the semiconductor layer, a source region, a drain region, and a channel region between the source and drain regions. The structure includes, for the fluid-base gate, a cavity within the intermediate layer below the channel region and lined with a dielectric liner. Optionally, the exposed surface of the dielectric liner within the cavity is functionalized. Additional dielectric layers are stacked on the semiconductor layer and at least one port extends essentially vertically through the dielectric layers, the semiconductor layer and the dielectric liner to the cavity so as to allow fluid for the fluid-based gate to flow into the cavity.Type: ApplicationFiled: April 7, 2022Publication date: October 12, 2023Applicant: GlobalFoundries U.S. Inc.Inventors: Mark D. Levy, Siva P. Adusumilli, Aaron L. Vallett
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Publication number: 20230324333Abstract: The presently claimed and described technology is directed to an acidic high polymer composition comprising about 1.0% (w/v) polymer and about 4% (v/v) carboxylic acid. The acid high polymer composition may be used as a neutral capillary storage or conditioning solution or in a method of improving capillary isoelectric focusing (cIEF) robustness or performance. The technology is also directed to a kit comprising an acidic high polymer composition, at least one stabilizer, an anolyte, and a catholyte.Type: ApplicationFiled: August 25, 2021Publication date: October 12, 2023Inventor: Ingrid Cruzado-Park
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Publication number: 20230324334Abstract: An embodiment provides a method for measuring a component of an aqueous sample using square wave modulation, including: introducing the aqueous sample to a chamber of a square wave modulation apparatus; applying a stimulus voltage step to the aqueous sample, wherein the stimulus voltage comprises a staircase voltage, wherein each step of the staircase voltage defines a group, wherein the group comprises one or more square wave modulation cycles; adjusting a time acquisition window, wherein the time acquisition window is a portion of each of the half cycle of the stimulus voltage; measuring a resultant current output resulting from the stimulus voltage within the time acquisition windows; and averaging the resultant current output across at least one or more cycles of each group. Other aspects are described and claimed.Type: ApplicationFiled: April 6, 2022Publication date: October 12, 2023Inventor: David Langley Rick
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Publication number: 20230324335Abstract: The invention generally relates to high-throughput label-free enzymatic bioassays using desorption electrospray ionization-mass spectrometry (DESI-MS).Type: ApplicationFiled: December 20, 2022Publication date: October 12, 2023Inventors: Robert Graham Cooks, Nicolás M. Morato, Dylan T. Holden
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Publication number: 20230324336Abstract: Embodiments provide methods of disambiguating the spectra produced by cyclic ion analysers. Systems, methods, and computer readable media described herein can compare two sets of ion data that have been obtained using different analyser settings such that the number of passes N through the cyclic segment of the ion path taken by ions contributing to an ion peak can be determined. As a result of the determination of the number of passes N taken by ions, the physicochemical property of those ions can be unambiguously assigned to the ion peak.Type: ApplicationFiled: March 7, 2023Publication date: October 12, 2023Inventors: Hamish Stewart, Dmitry Grinfeld, Bernd Hagedorn, Robert Ostermann
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Publication number: 20230324337Abstract: Apparatus and methods for detecting flaws in objects comprised of ferromagnetic materials are disclosed. A wireless energizing unit is disclosed that includes an array of permanent magnets is used to induce a magnetic field into the objects and transducers are configured to detect a magnetic flux property in the presence of a flaw in the object. Embodiments that are configured to be clamped over the object are also disclosed. In addition, methods for retrofitting EMI detection systems with a wireless energizing unit are disclosed.Type: ApplicationFiled: March 29, 2022Publication date: October 12, 2023Applicant: SPScancoInventor: Lester GUILLOTTE
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Publication number: 20230324338Abstract: Systems and methods include a computer-implemented method for inspection. Removable sensors are installed on equipment used in hydrocarbon facilities at locations susceptible to high temperature hydrogen attack (HTHA). Attachment uses adaptable hybrid pads. Surface data captured using the sensors includes surface temperatures, per hydrogen (Ph) measurements, and methane measurements for methane escaping from external surfaces of the equipment. A presence of cracks in the equipment base metal is determined. An HTHA susceptibility analysis of the equipment is performed based on the presence of the cracks and by analyzing the surface data and mapping potential HTHA cracks and early signs of methane formation. The steps are repeated on other locations. An inspection result and assessment, generated using the captured surface data, includes a final analysis of assessment reports indicating a likelihood of cracks propagation and a presence of fissuring inside the equipment base metal.Type: ApplicationFiled: April 7, 2022Publication date: October 12, 2023Inventors: Ayman Amer, Abdulwahab A. Halawani
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Publication number: 20230324339Abstract: Systems and methods include a computer-implemented method for inspection. Sensors are installed on locations susceptible to high temperature hydrogen attack (HTHA) on equipment used in hydrocarbon facilities. Attachment uses adaptable hybrid pads. Surface data captured using permanent sensors includes surface temperatures, per hydrogen (pH) measurements, and methane measurements for methane escaping from external surfaces of the equipment. Stress cracks in the equipment base metal are detected. An HTHA susceptibility analysis of the equipment is performed based on the presence of the cracks and by analyzing surface data and mapping potential HTHA cracks and locations of early signs of methane formation, including monitoring heat-affected zones (HAZ) and fusion lines of welds. Locations of the detected stress cracks caused by HTHA in metals are determined.Type: ApplicationFiled: April 7, 2022Publication date: October 12, 2023Inventors: Ayman Amer, Abdulwahab A. Halawani
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Publication number: 20230324340Abstract: Disclosed herein is a chemical sensing system, comprising: a sensor configured to adsorb an analyte; an electronic circuit to operate the sensor; and a microcontroller in communication with the sensor and the electronic circuit. The microcontroller can also be configured to provide a real-time signal indicative of a concentration of the analyte. The sensor can comprise a microelectromechanical system (MEMS) resonator and a sensing film configured to adsorb the analyte, the sensing film coating at least a portion of the sensor. The MEMS resonator can comprise a second sensor, such as an impedimetric sensor to measure at least a second property of the sensing film. The electronic circuit can process signals stemming from at least two properties of the same sensing film, such as the changes in mass and dielectric constant of the same sensing film due to adsorption of analyte.Type: ApplicationFiled: June 5, 2023Publication date: October 12, 2023Inventors: Luke Armitage Beardslee, Oliver Brand, Kemal Safak Demirci, Jae Hyeong Seo, Steven Andrew Schwartz
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Publication number: 20230324341Abstract: The disclosure relates to methods and systems for manipulating a particle, in particular for studying small particles and/or biological cellular bodies. A disclosed method comprises the steps of: providing a sample holder (3) comprising a holding space (5) for holding a sample comprising a particle (9) in a fluid medium (11); providing a driving signal, having a signal frequency, a signal amplitude and a signal power, to the sample holder generating an acoustic wave in the sample holder (3) for applying an acoustic force to the particle (9), the wave having a frequency; determining an acoustic resonance frequency of the sample holder and determining a quality factor for the sample holder with respect to the resonance frequency. An associated system (1) is also disclosed.Type: ApplicationFiled: July 12, 2021Publication date: October 12, 2023Applicant: LUMICKS CA HOLDING B.V.Inventors: Felix OSWALD, Douwe KAMSMA, Amanda Caroline FRANKLIN
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Publication number: 20230324342Abstract: A method for calibrating an ultrasonic sensor includes: transmitting a first ultrasonic signal from the ultrasonic sensor toward a first surface of a contact device when a model is on the first surface of the contact device; generating ultrasonic images by sampling a first ultrasonic echo signal, the first ultrasonic echo signal comprising a reflected signal of the first ultrasonic signal, at a plurality of reception time points; detecting portions of the ultrasonic images, wherein detected portions of the ultrasonic images are most similar to corresponding portions of a reference image of the model compared to other portions of the ultrasonic images having same positions as the detected portions and detected at different reception time points of the plurality of reception time points than the detected portions; and storing the reception time points corresponding to the detected portions of the ultrasonic images.Type: ApplicationFiled: March 16, 2023Publication date: October 12, 2023Inventor: Kee Yong KIM
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Publication number: 20230324343Abstract: Provided are a floor material identification method, system and device, and a storage medium. The floor material identification method the floor material identification method includes: acquiring a vibration signal generated by a cleaning robot when operating on a floor of a material of a plurality of materials; determining at least one identification parameter for floor material identification based on the vibration signal; and identifying a floor material type based on the at least one identification parameter. Floor materials are distinguished by characteristics of different vibration signals from the floor of different materials, and thus problems such as high cost, low reliability and inaccurate identification result of the existing floor material identification method can be solved.Type: ApplicationFiled: February 25, 2021Publication date: October 12, 2023Inventors: Tao SUN, Liping HU, Wenhao WANG, Xiaoying LU, Qingdong ZHOU, Zhian YU, Fuping CHENG
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Publication number: 20230324344Abstract: An odor detection device includes a sensor chamber housing a sensor element, the sensor chamber having a first inlet, a first outlet, a second inlet, and a second outlet, the first and second outlets being located opposite the first and second inlets with the sensor element interposed therebetween, respectively, a flow channel including a filter therein, the flow channel being connected to the second outlet and being connected to the second inlet, a first gas delivery unit causing inflow of a gas at the first inlet and outflow of the gas at the first outlet, and a second gas delivery unit causing outflow of the gas at the second outlet and inflow of the gas at the second inlet.Type: ApplicationFiled: June 14, 2023Publication date: October 12, 2023Applicant: TAIYO YUDEN CO., LTD.Inventor: Junji OSHITA
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Publication number: 20230324345Abstract: A sensor module according to an embodiment includes a sensor; a sensor holder that holds the sensor and includes a pressing force application portion to apply a pressing force to press the sensor toward a measurement target object side; an adhesion portion that adheres the sensor holder to the measurement target object by an adhesion force; and a change mechanism that changes a relative magnitude relationship between the pressing force and the adhesion force.Type: ApplicationFiled: August 29, 2022Publication date: October 12, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hidefumi TAKAMINE, Junko HIROKAWA, Kazuo WATABE, Tetsuya KUGIMIYA, Keisuke UENO, Takashi USUI, Yongfang LI, Yuki UEDA
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Publication number: 20230324346Abstract: A method for measuring specific migration amount of an antioxidants in a polyethylene terephthalate (PET)/polyethylene (PE) compound food contact material is disclosed. More specifically, a method for simultaneously measuring the specific migration amount of 16 antioxidants in PET/PE compound food contact material while establishing a high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) is disclosed. The 16 target compounds determined by the method have a good linear relationship in the corresponding range, the correlation coefficient is greater than 0.995, the quantitative limit of the aqueous food simulant is 0.1-1.3 ng/kg, and the quantitative limit of the olive oil food simulant is 0.3-3.0 ?g/kg. The average recovery is 81.0-112% and the relative standard deviation is 0.4-9.1% at the spiked level of 2.0-20 ?g/kg.Type: ApplicationFiled: June 2, 2021Publication date: October 12, 2023Inventors: Xiangyu CAI, Yongfeng ZHAO, Lu CHEN, Chunqiu Lv
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Publication number: 20230324347Abstract: A liquid analysis device (HPLC device) includes a main flow path provided with a first buffer portion, a first switch valve, an HPLC column, a second switch valve, and a second buffer portion; and a bypass flow path that bypasses the HPLC column. A controller, by controlling a pump, the first switch valve, and the second switch valve, switches between a first path that allows at least a portion of a fluid held in the first buffer portion to flow into the second buffer portion through the main flow path and a second path that allows a fluid held in the second buffer portion to flow into the first buffer portion through the bypass flow path spanning between the first switch valve and the second switch valve in the main flow path.Type: ApplicationFiled: March 1, 2021Publication date: October 12, 2023Applicant: Ushio Denki Kabushiki KaishaInventors: Ryoji ABE, Shinji SUZUKI
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Publication number: 20230324348Abstract: A thermal conductivity detector includes: a first flow path (4) in which a filament (2) is arranged; a second flow path (6) provided separately from the first flow path (4); an introduction flow path (8) configured to fluidly communicate between an upstream of the first flow path (4) and an upstream end of the second flow path (6); a sample inlet (10) configured to introduce a sample gas to the introduction flow path (8); a first gas inlet (12) provided between the sample inlet (10) in the introduction flow path (8) and an upstream end of the first flow path (4); a second gas inlet (14) provided between the sample inlet (10) in the introduction flow path (8) and an upstream end of the second flow path (6); a carrier gas supply source (18); a selector (22) configured to selectively introduce the carrier gas from the carrier gas supply source (18) to one of the first gas inlet (12) and the second gas inlet (14); and a detection circuit (24) configured to detect a component in a sample gas via the filament (2),Type: ApplicationFiled: October 28, 2020Publication date: October 12, 2023Inventor: Yuji NAKAMA
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Publication number: 20230324349Abstract: One mode of a method for analyzing acylcarnitine according to the present invention is a method for analyzing C5 acylcarnitine using a tandem mass spectrometer, the method including: a measurement step of performing MRM measurement on a specimen according to at least one of MRM transitions of m/z 24>187, m/z 246>57, m/z 246>41, and m/z 246>29; and a processing step of distinguishing between isovalerylcarnitine and pivaloylcarnitine which is an isomer of isovalervicarnitine in the specimen or determining whether or not C5 acylcarnitine in the specimen includes pivaloylcarnitine, using a measurement result obtained in the measurement step. This makes it possible to satisfactorily distinguish between isovalerylcarnitine and pivaloylcarnitine, which have been conventionally difficult to distinguish.Type: ApplicationFiled: August 24, 2021Publication date: October 12, 2023Applicants: Shimadzu Corporation, NATIONAL UNIVERSITY CORPORATION SHIMANE UNIVERSITYInventors: Takanari HATTORI, Jun WATANABE, Misa TANAKA, Hironori KOBAYASHI, Yoshitomo NOTSU
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Publication number: 20230324350Abstract: A data processing system includes an original data storage part (2) that stores original data of a three-dimensional chromatogram including chromatogram data and a spectrum acquired by chromatography analysis, an arithmetic processor (4) configured to execute peak estimation processing of estimating peaks included in a peak waveform portion of the original data stored in the original data storage part by repeating a component estimation step of estimating a three-dimensional chromatogram of one peak component included in the peak waveform portion until synthesis data obtained by synthesizing three-dimensional chromatograms of all estimated peak components of which three-dimensional chromatograms are estimated in the component estimation step approximates the original data, and a maximum number storage part (6) that stores a maximum number of the estimated peak components.Type: ApplicationFiled: February 20, 2023Publication date: October 12, 2023Inventors: Yuichiro FUJITA, Akira NISHIO
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Publication number: 20230324351Abstract: An analysis system includes: a storage that obtains resolutions of a column for separating a component in a sample gas and stores each of the resolutions in association with a specific time; and a processor that predicts a state of the column based on resolution data indicating the restored resolutions.Type: ApplicationFiled: April 5, 2023Publication date: October 12, 2023Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Ryota Ichimura, Shuichi Suyama
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Publication number: 20230324352Abstract: The embodiments of the present disclosure provide a method and an Internet of Things (IoT) system for managing dust pollution in a smart city. The method may be executed by a management platform, the method may include: obtaining one or more environmental data of the area to be detected through the sensing network platform, and obtaining one or more street data associated with the environmental data, the environmental data at least including dust data indicating dust information in the air; determining whether there is dust pollution in the area to be detected based on the environmental data; and in response to the determining that there is dust pollution in the area to be detected, determining a position of at least one dust pollution source based on the environmental data and the street data, and treating the dust pollution.Type: ApplicationFiled: May 25, 2022Publication date: October 12, 2023Applicant: CHENGDU QINCHUAN IOT TECHNOLOGY CO., LTD.Inventors: Zehua SHAO, Haitang XIANG, Yong LI, Yaqiang QUAN, Xiaojun WEI
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Publication number: 20230324353Abstract: An apparatus for sampling landfill gas from a landfill flowing through a pipe. The apparatus may comprise: an enclosure configured to receive a section of the pipe; a gas sampling port in the section of the pipe; at least one sensor device disposed in a region of the enclosure, the at least one sensor being coupled to the section of the pipe through the gas sampling port; and thermal insulation positioned to retain heat from the section of the pipe in the region of the enclosure. A method of operating a landfill gas recovery system. The method may comprise: flowing gas from a well riser pipe through a sampling subsystem to a collection system; and heating a portion of the sampling subsystem with the gas flowing from the well riser pipe to the collection system.Type: ApplicationFiled: June 1, 2023Publication date: October 12, 2023Applicant: Loci Controls, Inc.Inventors: Andrew Campanella, Ian Martin, Joseph G. Michels, Nathan Pallo, Peter Quigley
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Publication number: 20230324354Abstract: An experimental system for a pulsed displacement and replacement of methane with carbon dioxide is provided. The experimental system includes a gas supply system, a pulse control system, a reservoir environment simulation system, a data acquisition and processing system and a tail gas recovery system, connected in sequence; and the carbon dioxide output from the gas supply system is converted into a pulsed gas through the pulse control system, the pulsed gas enters the reservoir environment simulation system to shorten a time of displacing and replacing methane with carbon dioxide, the experimental data of the reservoir environment simulation system is recorded in real time, analyzed and processed by the data acquisition and processing system, a dynamic displacement process is reflected in real time, and a relationship between a displacement evaluation indicator and a displacement time is clarified. The disclosure further provides an experimental evaluation method, using the above experimental system.Type: ApplicationFiled: April 12, 2022Publication date: October 12, 2023Applicants: CHONGQING INSTITUTE OF GEOLOGY AND MINERAL RESOURCES, Chongqing UniversityInventors: Yiyu Lu, Zhaohui Lu, Jiankun Zhou, Jiren Tang, Yunzhong Jia
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Publication number: 20230324355Abstract: A method of tracking an indoor air quality (IAQ) level experienced by an individual including: detecting a first IAQ data set within a first room at a plurality of time increments using a first IAQ detector in the first room; determining a first IAQ health level for each of the plurality of time increments; detecting a second IAQ data set within a second room at the plurality of time increments using a second IAQ detector in the second room; determining a second IAQ health level for each of the plurality of time increments; detecting the individual being located within the first room during a first time period and within the second room during a second time period; and combining the first IAQ health level during the first time period and the second IAQ health level during the second time period into a true IAQ health level graph.Type: ApplicationFiled: April 4, 2023Publication date: October 12, 2023Inventor: Pirammanayagam Nallaperumal
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Publication number: 20230324356Abstract: A device for detecting freshness of a perishable item is provided. The device includes at least one sensor for detecting an analyte of interest in the perishable item. The device further includes an integrated circuit for converting information detected by the sensor into a signal. The device also includes an antenna portion for receiving and transmitting the signal from the integrated circuit. The at least one sensor, integrated circuit and antenna portion are printed on a single sheet such that the device is unitary.Type: ApplicationFiled: March 31, 2023Publication date: October 12, 2023Inventors: Adam Rigby, Chris Daniels, Addison Carter, Seth Blovits, Connor Rahm, Noe Alvarez, Olivia North, Brenden Payne, Michael Jordan, Fernando Eli Garcia
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Publication number: 20230324357Abstract: The invention provides a method of determining a characteristic of a food substance. The method comprises detecting at least one stable isotope of one or more elements of a food substance with unknown characteristic; processing signal received from detecting the at least one stable isotope of the one or more elements; analysing the signal processed with respect to a standard isotopic profile of the food substance with known characteristic thereby deducing a characteristic of the food substance being tested. The invention further provides a system implementing the method above-described.Type: ApplicationFiled: April 6, 2023Publication date: October 12, 2023Inventors: Chung-Lim LUK, Inga E. CONTI-JERPE, Wendy F. C. MCLEOD
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Publication number: 20230324358Abstract: The present invention provides: an assay method that uses a compound represented by formula (I) as a fluorescent probe molecule and that is for detecting the lipid peroxidation suppression activity of a test compound; an assay kit that uses the assay method; a screening method that uses the assay method; and a pharmaceutical composition that is for the treatment, etc. of diseases (such as age-related macular degeneration) that are induced by lipid peroxidation reactions.Type: ApplicationFiled: November 2, 2022Publication date: October 12, 2023Inventors: Ken-ichi YAMADA, Saki SHINTO, Tomomi IDE, Keiichi YAMAMOTO
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Publication number: 20230324359Abstract: The present invention provides: an assay method that uses a compound represented by formula (I) as a fluorescent probe molecule and that is for detecting the lipid peroxidation suppression activity of a test compound; an assay kit that uses the assay method; a screening method that uses the assay method; and a pharmaceutical composition that is for the treatment, etc. of diseases (such as age-related macular degeneration) that are induced by lipid peroxidation reactions.Type: ApplicationFiled: April 14, 2023Publication date: October 12, 2023Inventors: Ken-ichi YAMADA, Saki SHINTO, Tomomi IDE, Keiichi YAMAMOTO
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Publication number: 20230324360Abstract: The invention relates to an industrial water analysis device (1), in particular to an industrial TOC and/or TNb water analysis. The industrial water analysis device comprises a housing (2) with an access opening (60). The industrial water analysis device further comprises a water analysis assembly (6) that is located within the housing and comprises at least one of a heating assembly (12) and a reactor assembly (10). The reactor assembly may comprise a reactor tube (14). In order to facilitate maintenance, a mounting assembly (70) is provided according to the invention, which is attached to the housing (2) and to the water analysis assembly (6). The water analysis assembly (6) is moveable relative to the housing from an operating position (56) to a maintenance position (80), while remaining attached to the mounting assembly. In the maintenance position, at least parts of the water analysis assembly (6) are moved out of the operating position in a direction (81) pointing towards the access opening (60).Type: ApplicationFiled: August 28, 2020Publication date: October 12, 2023Inventors: Oliver ROTHE, Rafael JECHOREK, Mike SCHONFELDER, Frank BEHRENDT
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Publication number: 20230324361Abstract: Robust methods for quantitating the amount of elemental sulfur in a fluid whereby a caustic solution is mixed with the fluid, and the elemental sulfur present in the fluid reacts to form a colored solution that can be compared to a series of standards. The methods can be performed in a laboratory or the field and allow for real time feedback. Once the concentration of the elemental sulfur is known, appropriate methods of treatment can proceed. Test kits for performing the methods in the field are also described.Type: ApplicationFiled: June 15, 2023Publication date: October 12, 2023Applicant: ConocoPhillips CompanyInventors: Jay LOCKLEAR, Clinton CROWE