Abstract: [Object] To provide a technology capable of improving propulsion efficiency in a BLI propulsion technology. [Solving Means] An aircraft according to the present technology includes: a fuselage section; and a BLI propulsion section. The fuselage section has a cylindrical shape that is long in an axial direction and short in a width direction and a vertical direction, and includes a rear end portion on a rear side in the axial direction. The BLI propulsion section is a BLI propulsion section that is provided on a rear side of the fuselage section and includes an intake port, a center position of the intake port being offset from a center position of the rear end portion in at least one of the vertical direction or the width direction.

Abstract: A fluorine gas production device includes an electrolytic cell, a partition wall extending downward in the vertical direction from the ceiling surface inside the electrolytic cell to partition the electrolytic cell into an anode chamber and a cathode chamber, an anode, and a cathode. The lower end of the partition wall is immersed in the electrolytic solution and a length in the vertical direction of a portion immersed in the electrolytic solution of the partition wall is from 10% to 30% of the distance from the bottom surface inside the electrolytic cell to the liquid level of the electrolytic solution. The cathode is completely immersed in the electrolytic solution and the upper end of the cathode is arranged at a lower position in the vertical direction relative to the lower end of the partition wall. The anode is partially exposed from the liquid level of the electrolytic solution.

Abstract: Provided is a method capable of producing (E)-1,1,1,4,4,4-hexafluoro-2-butene at a high yield even with a catalyst containing alumina having a large sodium content. The method for producing (E)-1,1,1,4,4,4-hexafluoro-2-butene includes an isomerization step of bringing (Z)-1,1,1,4, 4, 4-hexafluoro-2-butene into contact with a catalyst containing alumina to isomerize the (Z)-1, 1,1,4,4,4-hexafluoro-2-butene to (E)-1,1,1,4,4,4-hexafluoro-2-butene. The alumina is a porous body having a plurality of pores and having a central pore size of 5 nm or more and 40 nm or less. The proportion of the total volume of pores having a pore size of not less than ?50% and not more than +50% of the central pore size, of all the pores of the porous body, to the total pore volume of the porous body is 70% or more.

Abstract: An embodiment of the present disclosure relates to a detector that includes an AD and detects charged particles or light, and enables speeding up of response of the detector without changing a structure of the AD that limits the response of the detector. A drive circuit of the AD includes a first capacitor and a first resistor. Both the first capacitor and the first resistor are connected in series to the AD in a state where both terminals are set to have the same potential. This configuration reduces the apparent capacitance of the AD and speeds up the response of the entire detector including the drive circuit.

Abstract: A motor control device includes: a power source device including a DC-output power conversion device having a first mode for outputting first voltage and a second mode for outputting second voltage higher than the first voltage; a power supply device; and a control device, and controls a motor. When a flying object takes off, the control device controls the power conversion device in the second mode. When the control device judges that flight information which is one or both of information of a motor parameter obtained along with control for the motor and information of an environmental factor relevant to the flight altitude satisfies a predetermined condition, or when the control device has received an operation mode signal for which the first mode is selected on the basis of the flight information during control for the motor, the control device controls the power conversion device in the first mode.

Abstract: A device for producing fluorine gas has a first flow path configured to send a fluid from the inside of an electrolytic cell through a mist removal unit configured to remove mist from the fluid to a fluorine gas selection unit and a second flow path configured to send the fluid from the inside of the electrolytic cell to the fluorine gas selection unit without passing through the mist removal unit and has a flow path switching unit configured to switch a flow path through which the fluid flows depending on the average particle size of the mist measured by an average particle size measurement unit. The second flow path has a clogging suppression mechanism configured to suppress clogging of the second flow path by the mist.

Abstract: Provided is a method capable of producing (E)-1,1,1,4,4,4-hexafluoro-2-butene at a high yield. The method for producing (E)-1,1,1,4,4,4-hexafluoro-2-butene includes vaporizing 1,2,3,4-tetrachlorobutane and reacting the 1,2,3,4-tetrachlorobutane vaporized in the vaporizing, with chlorine gas and hydrogen fluoride gas in the gas phase in the presence of a solid catalyst to yield (E)-1,1,1,4,4,4-hexafluoro-2-butene.

Abstract: A prepreg and a fiber-reinforced resin molded article are provided that have excellent joint strength with other members, appropriately control the resin flow at the time of welding, and show excellent dimensional stability at the time of welding, where the prepreg includes a thermoplastic resin layer containing reinforcing fibers and a thermoplastic resin, in which the thermoplastic resin layer is present on at least one surface of the prepreg, and where the thermoplastic resin layer contains 65.0 to 99.5% by mass of a constituting unit of the thermoplastic resin and 0.5 to 35.0% by mass of a total amount of a constituting unit of a thermosetting resin and a constituting unit of a curing agent with respect to 100% by mass of a total amount of the constituting unit of the thermoplastic resin, the constituting unit of the thermosetting resin, and the constituting unit of the curing agent.

Abstract: A terminal that is to be coupled to a mate terminal. The terminal includes a tubular portion and a spring tab. The mate terminal is to be inserted in the tubular portion and the spring tab is within the tubular portion, and includes a spring-side wall, connection wall, a first side wall that is continuous from the connection wall and the spring-side wall, a second side wall that is continuous from the spring-side wall, and an opening limiter portion. The spring tab presses the mate terminal, which is inserted in the tubular portion, from the spring-side wall toward the connection wall. The tubular portion includes a connection portion that connects the spring tab and connection wall. The tubular portion includes the opening limiter portion that contacts the connection portion from an opposite direction from a pressing direction, in which the spring tab presses the mate terminal, toward the connection wall.

Abstract: A method for producing fluorine gas including electrolyzing an electrolyte in an electrolytic cell, measuring the average particle size of a mist contained in a fluid generated in the inside of the electrolytic cell in the electrolyzing the electrolyte, and sending the fluid from the inside to the outside of the electrolytic cell through a flow path. The flow path in which the fluid flows is switched in accordance with the average particle size of the mist measured in the measuring the average particle size, such that the fluid is sent to a first flow path when the average particle size of the mist measured in the measuring the average particle size is not more than a predetermined reference value, or the fluid is sent to a second flow path when the average particle size is more than the predetermined reference value.

Abstract: A terminal coupled to an end of an electric wire on a front side with respect to an extending direction in which the electric wire extends. The terminal includes a terminal body including a holding section holding the electric wire and a slider slidable relative to the terminal body in the extending direction. The slider includes a pressing portion that presses the holding section toward the electric wire. The terminal body is formed from a folded metal sheet. The holding section includes a holding protrusion that protrudes toward the electric wire and contacts the electric wire. The holding protrusion is formed from a folded metal sheet.

Abstract: A connector includes a terminal connected to a front end portion of an electric wire and a housing in which the terminal is arranged. The housing includes a base portion and cover members. The electric wire extending rearward from a portion of the housing that has the terminal therein is disposed on the base portion. The cover members that are movable between a position in which the cover members cover the base portion and a position in which the cover members are away from the base portion. The cover members include a wire pressing portion that presses the electric wire disposed on the base portion toward the base portion when the cover members are in the position in which the cover members cover the base portion.

Abstract: An electricity generation system according to an embodiment of the present invention includes an engine, an electric generator, a detector, and a control device. The engine has a compressor including a rotating shaft. The electric generator is connected to the rotating shaft and generates electricity with rotational force of the rotating shaft. The detector detects shaft torque of the electric generator. The control device controls an operational status of the engine or the electric generator on the basis of the shaft torque.

Abstract: An ion detector includes: a first electron multiplier for detecting first ions having a first polarity; a second electron multiplier for detecting second ions having a second polarity different from the first polarity; a first anode for capturing electrons emitted from the first electron multiplier; a second anode for capturing electrons emitted from the second electron multiplier; and a switching circuit including a first input terminal electrically connected to the first anode, a second input terminal electrically connected to the second anode, and an output terminal, the switching circuit selectively connecting one of the first input terminal and the second input terminal to the output terminal.

Abstract: A non-transitory computer-readable medium including a video game processing program for causing a server to perform functions to control progress of a video game using a virtual space corresponding to map information of a real space and positional information of a user terminal of a user is provided. The functions include: a registering function configured to register objects of a plurality of users; a generating function configured to generate a predetermined event on a basis of positional information of a user terminal of a first user; and a participating function configured to cause an object of a second user different from the first user, for whom the event is generated, among the objects registered by the registering function to participate in the event.

Abstract: Provided are a near-infrared absorbing material fine particle dispersion, a near-infrared absorber, and a laminated structure for near-infrared absorption, which can exhibit higher near-infrared absorption property, compared to near-infrared fine particle dispersions, near-infrared absorber, and laminated structures for near-infrared absorption, containing tungsten oxides or composite tungsten oxides according to the conventional art. Also provided is a near-infrared absorbing material fine particle dispersion, wherein composite tungsten oxide fine particles, each particle containing a hexagonal crystal structure, and a silane compound are contained in an acrylic resin.

Abstract: A method for producing fluorine gas including electrolyzing an electrolyte in an electrolytic cell, measuring an intensity of sound generated near an anode in an inside of the electrolytic cell as the electrolyte is electrolyzed in the electrolyzing, and sending a fluid generated in the inside of the electrolytic cell in the electrolyzing the electrolyte, from the inside to the outside of the electrolytic cell through a flow path. The flow path is switched in accordance with the intensity of sound measured, such that the fluid is sent to a first flow path when the intensity of sound measured in the measuring an intensity of sound is not more than a predetermined reference value, or the fluid is sent to a second flow path when the intensity of sound measured in the measuring an intensity of sound is more than the predetermined reference value.

Abstract: Provided is a semiconductor device that prevents resin from leaking out from a resin insulating member at a periphery of the resin insulating member and thereby achieves an increase in reliability. The semiconductor device includes a module unit, a resin insulating member bonded to the module unit, a cooling unit coupled to the module unit with the resin insulating member interposed therebetween, and a flow blocking member disposed between the module unit and the cooling unit to surround the resin insulating member, the flow blocking member being more easily compressively deformable than the resin insulating member.

Abstract: An ion detector includes a microchannel plate configured to generate secondary electrons upon reception of ions incident thereon and multiply and output the generated secondary electrons; a plurality of electron impact-type diodes configured to have effective regions narrower than an effective region of the microchannel plate, receive the incident secondary electrons output from the microchannel plate, and multiply and detect the incident secondary electrons; a focus electrode configured to be disposed between the microchannel plate and the electron impact-type diodes and focus the secondary electrons toward the electron impact-type diodes; and a voltage supply part configured to apply a drive voltage to each of the plurality of electron impact-type diodes.