Abstract: Described herein are methods and systems for the determination of constituents in biosamples by NMR spectroscopy and more specifically for the determination of lipoprotein constituents LP-X, LP-Y, and LP-Z in blood plasma and serum.

Abstract: Disclosed is a shielding device of source mounting and demounting for a nuclear logging instrument including a device base and a shielding device body. The device base is directly placed on the ground or a well stand. The shielding device body is slidably assembled in an embedded slideway of the device base. During source mounting operation, a worker takes a source from a source container, and a radioactive source passes through the shielding device body through a circular hole of the shielding device body to be installed. During the source demounting operation, the radioactive source and the worker are arranged on both sides of the shielding device body during the operation at an instrument end. Through such design, the worker is allowed to calmly mount and demount the source in a relatively low radiation field.

Abstract: Exemplary embodiments described herein provide improved techniques for matching an experimental mass spectrometry fragmentation against a known or predicted fragmentation from a library. Among other improvements, exemplary embodiments provide more accessible interfaces that are easier to interpret, thus allowing for more accurate and faster matches. They also may automatically accumulate multiple experimental results to determine whether several runs of a given sample cumulatively represent a library fragmentation pattern. Furthermore, exemplary embodiments provide simplified techniques for identifying and accounting for molecule variants.

Abstract: A method of monitoring and reporting an environmental parameter, the method including receiving a request for the environmental parameter from a first individual using a voice activated assistant device; detecting a location of the first individual, the location including a room that the first individual is located in; detecting the environmental parameter using an environmental sensor nearest to the first individual; and conveying the environmental parameter to the first individual.

Abstract: A method for weathered layer correction of seismic data includes identifying arrival times in the seismic data corresponding to a weathered layer velocity gradient. A velocity model of the weathered layer is generated using the arrival times. The seismic data are time adjusted using the velocity model.

Abstract: A method may include determining a thermal signal for a thermal analysis of a rock sample. The method may further include transmitting various commands to various thermal sources to produce various heat emissions. A respective command among the commands may cause a respective thermal source among the thermal sources to produce a respective heat emission based on the thermal signal. The method further includes determining distributed temperature data of the rock sample using various distributed temperature sensors in response to producing the heat emissions. The distributed temperature sensors may be coupled to the rock sample on a first rock surface and a second rock surface. The first rock surface may be on an opposite side of the rock sample from the second rock surface. The method may further include determining predicted thermal property data of the rock sample using the distributed temperature data and a machine-learning model.

Abstract: A method of detecting a location of a fault in a distribution line having a first and second terminal and a line segment disposed therebetween is provided. The method includes identifying synchronized voltage and current phasors at the first and second terminal prior to and during the fault, calculating equivalent sequence components for the voltage and current phasors, locating a virtual load point on the line segment, and calculating a voltage at the virtual load point. The method further includes calculating a compensated load current at the first and/or second terminal based on one or more of the current phasors prior to and/or after the fault, and calculating a distance from the virtual load point to the fault based on the voltage at the virtual load point, the compensated load current, and one or more of the equivalent sequence components to detect the location of the fault.

Abstract: A method for communicating test information, includes providing a data stream to a circuit block that is implemented on a semiconductor die, demultiplexing data channels from the data stream, multiplexing the data channels to obtain a modified data stream after test information collected from a plurality of sections of the circuit block has been inserted into one or more data channels allocated to at least one section of the circuit block by corresponding embedded distributed test (EDT) circuits implemented in the at least one section of the circuit block, and transmitting the modified data stream to another circuit block implemented on the semiconductor die.

Abstract: In a method for reducing and/or correcting deviations from a target gradient of a magnetic field gradient created by an MR system input data is provided for a trained function trained by a machine-learning algorithm, wherein the input data comprises information about the target gradient of the MR system. The trained function further creates output data with the aid of the input data. The deviations from the target gradient of the magnetic field gradient created by the MR system are reduced and/or corrected with the aid of the output data created.

Abstract: An information processing apparatus according to an embodiment includes a first recognition unit (122) that performs recognition processing based on a point group output by a photodetection distance measurement unit (11), and outputs three-dimensional recognition information of a target object, the photodetection distance measurement unit (11) including a light transmission unit (101) that transmits light modulated by a frequency continuous modulation wave and a light reception unit (103) that receives light and outputs a reception signal, and outputting, based on the reception signal, a point group including a plurality of points each having velocity information, a generation unit (125) that generates vibration distribution information indicating a vibration distribution of the target object based on the velocity information and the three-dimensional recognition information, and a detection unit (20) that detects an abnormality of the target object based on the vibration distribution information.

Abstract: A system including a coupling device and a data processing device designed to supply an excitation signal (SE) so that an internal signal (?) occurs in the coupling device, this internal signal (?) having a deformation resulting from the current to be measured (I0), obtain a measured signal (Sm) for a variable (Vm) sensitive to the deformation, supply a compensation signal (Sc) in order to cancel out the deformation, and evaluate the current to be measured (I0) based on the compensation signal (Sc). The data processing device is furthermore designed to analyse the measured signal (Sm) and to detect a fault on the trans-mission line based on this analysis.

Abstract: A computing system including a quantum computing device. The quantum computing device includes Majorana islands, quantum dots, and capacitance sensors. The computing system further includes a controller configured to, for an island-dot system including one or more Majorana islands and one or more quantum dots, control the quantum computing device to perform a joint parity measurement of two or more MZMs. Performing the joint parity measurement includes, at each of a plurality of candidate resonance regions corresponding to values of a change in a fermion number, setting Majorana island gate voltages and quantum dot gate voltages to respective candidate resonance values. The joint parity measurement further includes, at each of the candidate resonance regions, via a capacitance sensor, detecting a microwave response signal measured at the island-dot system. The joint parity measurement further includes outputting a joint parity value based at least in part on the microwave response signal.

Abstract: The present disclosure relates to analytic mapping of metagenomic and hydrocarbon footprints of geologic subzones. A plurality of DNA profiles are generated based on a set of distinct geological specimens from each well of a plurality of wells. BioGeo markers, BioGeo signatures and a BioGeo matrix are generated based on the plurality of DNA profiles.

Abstract: The present application provides a method for determining a distance to a fault in a power systems network. The method may involve determining, based on a set of measured voltage samples, a set of processed voltage samples; determining, based on a set of measured current samples, a set of processed reactive current samples, a set of processed resistive current samples, a set of processed negative sequence current samples, and a set of processed zero sequence current samples; selecting, based on an indication from a faulty phase indicator, a selected processed voltage sample, a selected processed reactive current sample, a selected processed resistive current sample, and a selected processed negative or zero sequence current sample; determining, based on the selected processed reactive current sample, that no distortion has occurred due to current transformer (CT) saturation; and calculating, based on the determination that no distortion has occurred, the distance to the fault.

Abstract: This disclosure relates generally to an energy metering assembly configured to measure current and voltage of a one or more primary conductors, the energy metering assembly comprising a core; a coil having a plurality of turns, the coil being positioned around the core when securing the core to the one or more primary conductors; a voltage sensor coupled to the coil, the voltage sensor being configured to sense a voltage of a one or more primary conductors; and a controller coupled to the coil and the voltage sensor, the controller being configured to determine a voltage of the one or more primary conductors, determine a current of the one or more primary conductors, and responsive to determining the voltage and the current, determine the power and/or energy carried by the one or more primary conductors.

Abstract: A tester system includes a test computer system for coordinating and controlling testing of a plurality of devices under test (DUTs) and a hardware interface module coupled to the test computer system and controlled by the test computer system, the hardware interface module operable to apply test input signals to the plurality of DUTs and operable to receive test output signals from the plurality of DUTs. The hardware interface module includes a memory for storing instructions and data, a high performance processor coupled to the memory, the high performance processor operable to perform testing functionality at high speed for application of test signals to the plurality of DUTs, the high performance processor operable to perform the testing functionality under control of instructions and data from the memory and under control from software commands from the test computer system, wherein further the high performance processor is not natively capable of low power mode operation.

Abstract: A system for hydraulic fracturing in a shale layer of a geological formation is described. The system includes a borehole which extends between surface of geological formation and shale layer, and a horizontal fracturing pipe which extends perpendicularly from borehole into the shale layer. The horizontal fracturing pipe includes a number of periodic perforations. The system includes a pump and a fracturing fluid to be injected by the pump into borehole and horizontal fracturing pipe. The fracturing fluid is injected through periodic perforations and stimulates fractures in shale layer. The system includes a pressure sensor and a fluid meter. The pressure sensor measures pressure of fracturing fluid in horizontal fracturing pipe. A computing device determines the spacing distance of the perforations based on a percentage of interference between the perforation and a net present value of production.

Abstract: A method of a method of analyzing a fluid includes measuring a conductive flow of a fluid circulating through a borehole during a subterranean operation, the conductive flow indicative of an electrically conductive constituent of the fluid. The method also includes measuring a total flow of the fluid concurrently with the measuring of the conductive flow, and estimating a property of the fluid in real time during the subterranean operation based on the conductive flow and the total flow.

Abstract: The present invention relates to systems and methods for well planning and management in a field to maximize the production of hydrocarbons. Specifically, the present invention involves identifying microbial compositions (including phenotypic microbial compositions) of solid samples, such as cuttings or core samples, or fluid samples, such as produced or injected fluids and determining well communication or fracture height (frac height). With well communication and/or frac height analysis using microbial compositions, the operator can better plan the placement and geometry of wells in a field to maximize production and reduce the number of wells that need to be drilled to maximize that production.

Abstract: An imaging system usable with an agricultural operations vehicle as the agricultural operations vehicle moves through a field includes a stereoscopic multispectral imaging sensor configured to capture images of the field in real time; a processor; and a memory. The memory includes instructions, stored thereon, which when executed by the processor cause the imaging system to: capture a real-time image by the stereoscopic multispectral imaging sensor; determine characteristics of field elements within the field based on the real-time image, wherein one of the determined characteristics of the field elements is a vegetation index; determine a morphology of the field in which the agricultural operations vehicle is moving based on the captured real-time image; combine as data the real-time image, the determined characteristics of the detected field elements, and the determined field morphology; and determine a location of the detected field elements based on the combined data.