Abstract: Provided is a method that enables industrially efficient production of an esterified polysaccharide product. A method for producing an esterified polysaccharide product, the method including reacting a polysaccharide-containing biomass, a basic ionic liquid with a pKa of a conjugate acid of an anion from 2 to 19 as a calculated value in a vacuum, and an esterifying agent using a kneader equipped with a shear force application mechanism. A cation constituting the basic ionic liquid is preferably one selected from the group consisting of an imidazolium cation, a pyridinium cation, and a tetraalkylammonium cation.

Abstract: A resin composition, containing: a component (A) being a base resin containing an ethylene-?-olefin random copolymer including an ?-olefin component having 4 to 12 carbon atoms; a component (B) being a wet dispersant; a component (C) being an antioxidant; and a component (D) being a crosslinking aid, wherein the ethylene-?-olefin random copolymer including the ?-olefin component having 4 to 12 carbon atoms has a crystallinity of 15 to 24%, and wherein a content of the component (B) is 2 to 10 parts by mass with respect to 100 parts by mass of a content of the component (A).

Abstract: A method for facilitating storage system upgrades is disclosed. In one embodiment, such a method includes identifying host systems configured to access a storage system. The method identifies a current host code level for each host system. The method determines a latest storage code level for the storage system that is supported by each host system at its current host code level. The method reports the latest storage code level to a user to enable the user to upgrade the storage system to the latest storage code level without upgrading any of the current code levels of the host systems. In certain embodiments, reporting the latest storage code level further includes reporting an overlapping range of storage code levels that are supported by each host system at its current code level. A corresponding system and computer program product are also disclosed.

Abstract: A power converter includes a converter, a smoothing capacitor, an inverter, and a single calculator. The converter includes a switching element and rectifies a power supply voltage applied from an alternating-current power supply. The smoothing capacitor smooths a rectified voltage output from the converter into a direct-current voltage including a ripple. The inverter converts the direct-current voltage smoothed by the smoothing capacitor into an alternating-current voltage for a motor. The calculator performs control such that a first physical quantity representing an operation state of the converter is equal to a second physical quantity representing an operation state of the inverter.

Abstract: A printed wiring board includes: a base material having a main surface; a conductive pattern that is disposed on the main surface; and a plating layer. A through hole is formed in the base material. The through hole extends through the base material in a thickness direction. A thickness of the base material is 0.5 mm or more. The plating layer is disposed on at least an inner wall surface of the through hole and electrically connected to a portion of the conductive pattern around the through hole. A thickness of the plating layer on the inner wall surface of the through hole is greater than a thickness of the conductive pattern and 10 ?m or more.

Abstract: A printed wiring board includes: a first conductive pattern; a dielectric layer that is disposed to cover the first conductive pattern; a second conductive pattern that is disposed on the dielectric layer; and a plating layer. A thickness of the dielectric layer is 50 ?m or more and 500 ?m or less. A hole from which the first conductive pattern is exposed is formed in the dielectric layer. An aspect ratio of the hole is 0.5 or more and 2.0 or less. The plating layer is disposed on at least an inner wall surface of the hole and the first conductive pattern exposed from the hole, and electrically connected to the second conductive pattern. A thickness of the plating layer disposed on the first conductive pattern exposed from the hole is greater than a thickness of the second conductive pattern.

Abstract: A power conversion apparatus includes a converter that rectifies a first alternating-current voltage supplied from an alternating-current power supply that is a three-phase alternating-current power supply, a capacitor connected to an output end of the converter and smooths a first direct-current voltage obtained by rectification by the converter into a second direct-current voltage containing a first ripple, an inverter that is connected across the capacitor and converts the second direct-current voltage into a second alternating-current voltage dependent on a desired frequency, and a voltage detection unit that detects a physical quantity correlated with the second direct-current voltage, in which the second alternating-current voltage is controlled such that a second ripple correlated with the first ripple is superimposed on an output voltage from the inverter.

Abstract: The power converting apparatus includes a rectifier unit rectifying first alternating-current power, a capacitor connected to the rectifier unit, an inverter connected across the capacitor to output second alternating-current power to a motor, a voltage detection unit detecting a power state of the capacitor, and a control unit controlling operations of the inverter and the motor, using a dq-rotational coordinate system rotating in synchronization with a rotor position of the motor. The control unit superimposes a q-axis current pulsation on a drive pattern of the motor in accordance with a detection value of the voltage detection unit to reduce a charge-discharge current of the capacitor, and to cause a d-axis current to the motor to pulsate in synchronization with a frequency that is a positive integer multiple of a frequency of the q-axis current pulsation saturation of a voltage of the inverter.

Abstract: An object of the present disclosure is to provide a method for producing a polysaccharide nanofiber-blended polysaccharide composition whose mechanical physical properties are reinforced by a polysaccharide nanofiber, and is easily carried out. A method for producing a polysaccharide nanofiber-blended polysaccharide composition is also provided which includes a step of mixing a sol containing a polysaccharide nanofiber (A), a polysaccharide (B), and a solvent (C) capable of dissolving the polysaccharide (B), and a step of drying the resultant mixture to obtain a dry mixture.

Abstract: Provided is a magnetic pole position detection device with which it is possible to shorten the detection time of the initial magnetic pole position of the rotor of a synchronous motor.

Abstract: A diagnostic device for a secondary battery having a structure in which positive electrodes and negative electrodes are alternately arranged includes an electronic control unit. The electronic control unit is configured to acquire a first resistance value indicating a magnitude of electrical resistance of the secondary battery, compress at least a part of the secondary battery, acquire a second resistance value indicating a magnitude of electrical resistance of the secondary battery after the compression, determine, using the first and second resistance values, whether an amount of decrease in electrical resistance of the secondary battery by the compression is greater than a predetermined value, and determine whether an increase in resistance due to distortion of at least one of the positive electrodes and the negative electrodes occurs in the secondary battery using a result of the determination.

Abstract: Real-time performance in image recognition is improved, and a deterioration in robustness is inhibited. A medical observation system according to an embodiment includes: a first imaging unit (11) that includes a plurality of pixels (110) each of which detects a change in luminance of incident light as an event and that acquires an image of an environment in an abdominal cavity of a living body; a polarizing filter (15) disposed on an optical path of the incident light incident on the first imaging unit; and an adjustment unit (20) that adjusts luminance of the incident light incident on the first imaging unit by adjusting luminance of light transmitted through the polarizing filter based on the image acquired by the first imaging unit.

Abstract: A plant monitoring device (10) includes: an alert output unit (23) that, when an anomaly of a plant (1) is detected, creates alert information including a date and time of occurrence of the anomaly; an alert screen processing unit (251) that displays an alert screen on a display unit (19); and a graph screen processing unit (252) that displays a trend graph screen on the display unit (19). When the alert element displayed in the alert screen is dragged and dropped to the trend graph screen in a state where the alert screen and the trend graph screen are displayed, the graph screen processing unit (252) displays, in the trend graph screen, a graph of input data for a predetermined period including the date and time determined from the operated alert element and displays a highlighting element for highlighting the date and time in the trend graph screen.

Abstract: A synchronous motor control device for controlling driving of a synchronous motor through sensorless control includes a DC excitation instruction generation unit that generates an instruction for supplying, to the synchronous motor, fixed excitation current having a current phase fixed; a torque zero equivalence detection unit that detects, on the basis of data relating to voltage or current control on the synchronous motor, a point of time at which torque generated in a rotor of the synchronous motor becomes equivalent to zero in a time period during which the excitation current based on the instruction is flowing through the synchronous motor; and a magnetic pole position update unit that initializes a magnetic pole position on the basis of the fixed current phase at the detected point of time at which the torque becomes equivalent to zero.

Abstract: A printed wiring board includes a base and a conductor layer. A through hole reaching the second surface from the first surface is formed in the base. A first opening of the through hole is formed in the first surface of the base. A second opening of the through hole is formed in the second surface of the base. A conductor layer is disposed inside the through hole. The base includes a first protrusion. The first protrusion protrudes from an edge portion of the first opening. The first opening has a first opening width in a first cross section passing through the first protrusion and a center of the first opening and taken along a thickness direction of the base. The second opening has a second opening width in the first cross section. The first opening width is smaller than the second opening width.

Abstract: An ultrafine bubble (UFB)-containing liquid manufacturing apparatus includes a liquid ejecting unit having a thermal energy generating element, a flow path for leading liquid to the thermal energy generating element, a driving unit configured to drive the thermal energy generating element, and an ejection opening. The UFB-containing liquid manufacturing apparatus also includes a collecting unit configured to collect liquid ejected from the ejection opening. The driving unit drives the thermal energy generating element to cause film boiling in liquid led to the flow path and causes liquid containing ultrafine bubbles generated by the film boiling to be ejected from the ejection opening.

Abstract: A substrate for liquid ejection head comprising, a base material, a heating element including a heating resistor layer for generating thermal energy for discharging a liquid, a wiring layer for supplying electric power to the heating element, and an interlayer insulating film for insulating the heating resistor layer and the wiring layer. A part of a first interlayer insulating film for insulating the heating resistor layer and a first wiring layer adjacent to the heating resistor layer, and a second interlayer insulating film for insulating the first wiring layer and a second wiring layer adjacent to the second interlayer insulating film, includes a material layer represented by SiwOxCyNz (w+x+y+z=100 (at. %), 37?w?60 (at. %), 30?x?53 (at. %), 6?y??29 (at. %), 4?z?9 (at. %)).

Abstract: Provided is a medical observation system that includes a first medical signal processing device including a first signal processing unit that acquires first image data corresponding to a result of image capturing of an affected part by a medical observation device and provides first signal processing to the first image data, and a second medical signal processing device including a second signal processing unit that acquires second image data corresponding to the result of image capturing from the first medical signal processing device through a predetermined network and provides second signal processing to the second image data. The second signal processing unit transmits information related to the second signal processing to the first medical signal processing device. The first signal processing unit controls the first signal processing based on the second signal processing.

Abstract: A screw fastening system includes: an electric motor; a holding device for holding the electric motor; a support member mounted to a drive shaft of the electric motor; a screw fastening machine supported by the support member, and capable of executing a screw fastening operation with pulsed fastening control; and a motor control unit for controlling the electric motor to reduce a fastening-torque reaction force, caused by the screw fastening operation with pulsed fastening control executed by the screw fastening machine, with respect to the holding device.

Abstract: A flexible printed circuit board according to an aspect is a flexible printed circuit board including a base film and a wiring layer disposed on at least one surface of the base film and having a plurality of wiring lines. The wiring lines have an average line width of 30 ?m or less and an average spacing of 30 ?m or less. The wiring lines have a copper-based plating layer. The copper-based plating layer has an electrical resistivity of more than 1.68×10?8 ?·m.