Abstract: Provided is a polishing composition that can effectively improve a polishing removal rate. According to the present invention, a polishing composition for polishing a polishing target material is provided. The polishing composition contains water, an oxidant, and a polishing removal accelerator, and does not contain abrasive. At least one metal salt selected from the group consisting of an alkali metal salt and an alkaline earth metal salt is contained as the polishing removal accelerator.

Abstract: Provided is a polishing composition containing an abrasive, permanganate, an aluminum salt, and water. In the polishing composition, a relation of a content W1 [% by weight] of the abrasive, a concentration C1 [mM] of the permanganate, and a concentration C2 [mM] of the aluminum salt satisfies at least one condition of the following conditions [A], [B], and [C]: satisfying both of 500?(C1/W1) and 0.04?(C2/C1);??[A] satisfying both of 200?(C1/?(W1)) and 8?C2; and??[B] satisfying both of 500?(C1/W1) and 8?C2.

Abstract: An endoscope system includes an endoscope to be inserted into a subject to acquire an image, a robot arm that is configured to change the position and the posture of the endoscope, and a controller including a processor. The controller is configured to: acquire treatment instrument information concerning the position or the movement of a treatment instrument to be inserted into the subject, determine whether the treatment instrument has been removed based on the treatment instrument information, in response to determining that the treatment instrument has been removed, execute an overlooking mode, and in the overlooking mode, control at least one of the endoscope or the robot arm to thereby automatically zoom out the image while maintaining, in the image, a specific point in the subject.

Abstract: A seat experience system that allows an occupant to grasp the state of the system and feel secure about using the system is provided. In the seat experience system, a seat includes a seat body, and a sensor provided at the seat body and configured to acquire a measurement value for detection of a motion of the occupant seated on the seat body. A controller is connected to the sensor and capable of acquiring the measurement value from the sensor, and a seat experience device is connected to the controller and operable based on the measurement value. The seat experience device may be capable of communicating with a server. If the seat experience device detects a malfunction of the seat experience system, the seat experience device notifies the occupant of the malfunction and limits at least a subset of functions of the seat experience system.

Abstract: Increased versatility of a seat with a sensor provided therein is sought for. Disclosed is an in-seat experience system (SYS) including: a seat which includes a seat body (S0), a sensor (pressure sensor PS) provided in the seat body (S0), and a seat controller (100) connected to the sensor and thereby allowed to acquire a measurement value from the sensor; an experience instruction device (smartphone SP) connected to the seat controller (100), configured to notify an occupant seated on the seat body a motion instruction and to store user identification information for use in identifying the occupant; and a server (300) capable of communicating with the experience instruction device.

Abstract: A bracket for a speaker is capable of ensuring strength when the speaker is attached by using an attachment plate, and enhances workability in folding of the attachment plate when the speaker is attached without using the attachment plate. The bracket includes a frame-shaped support portion which supports a speaker, and a mounting member which is used for attaching the speaker supported by the support portion to the outside and is provided in the support portion. A plurality of grooves having different extension directions are continuously formed on a base part of the mounting member, the base part connecting the mounting member and the support portion.

Abstract: A control device includes a model generation unit that generates a control model that formulates a task to be executed, and a task processing unit that causes the vehicle to execute the task by performing model prediction control using the control model. Assuming that a first state space is a state space of the control model used at an execution time of the first task, and a second state space is a state space of the control model used at an execution time of the second task, the task processing unit starts to cause the vehicle to execute the second task, after executing a transition process that is a process of making a value of a state variable that is commonly included in both the first state space and the second state space within a predetermined range that is allowed at the execution time of the second task.

Abstract: Adopted are a steel sheet contains, as a chemical composition, by mass %, C: 0.040% to 0.105%, Mn: 1.00% to 2.30%, Si: 0.005% to 1.500%, Al: 0.005% to 0.700%, P: 0.100% or less, S: 0.0200% or less, N: 0.0150% or less, O: 0.0100% or less, and a remainder: Fe and impurities, in which ?C that is calculated from C20, which is a C content at a 20 ?m depth position from a surface, C60, which is a C content at a 60 ?m depth position from the surface, and the following expression (1) is in a range of 0.20 to 0.90 mass %/mm, and a press-formed article that is obtained by press-forming the steel sheet. ? ? C = ( C 60 - C 2 ? 0 ) / ( 0.

Abstract: A plug-in discharge detection unit includes two plugs of a cathode and an anode configured to allow insertion into respective two plug insertion holes of a plug socket. A discharge detection section configured to allow detection of a noise of discharge superimposed on a voltage or current, and an arithmetic section configured to allow determination of whether discharge has occurred based on the noise. The detection unit further includes a ground terminal electrically connected to a ground; at least one first switch electrically connected to a secondary side of the respective plug; and a current limiting resistor electrically connected to a secondary side of the first switch.

Abstract: A mill blank may have a multilayer structure and desirable aesthetics. Such dental mill blanks may include a mill blank portion having a layered structure of two or more layers, and in which the layered structure includes an enamel layer and a core layer, the core layer comprising a first portion that is substantially a frustum, the frustum having a side face forming a part of an interface between the enamel layer and the core layer.

Abstract: An airbag apparatus includes: a first left chamber that is expandable so as to cover an outer surface of a front left pillar which is located on a left side with respect to a vehicle width direction of a vehicle; a second left chamber that is expandable on the first left chamber; a first right chamber that is expandable so as to cover an outer surface of a front right pillar which is located on a right side with respect to the vehicle width direction of the vehicle; a second right chamber that is expandable on the first right chamber; and a gas supply unit that supplies a gas for expansion selectively to the first left chamber, the second left chamber, the first right chamber, and the second right chamber.

Abstract: Provided are a polishing method and a polishing composition that are applied to polishing of silicon carbide and allows reduction of rise in pH of the polishing composition and increase in pad temperature during polishing Provided is a method of polishing an object to be polished having a surface formed of silicon carbide. The method includes steps of preparing a polishing composition, and supplying the polishing composition to the object to be polished and polishing the object to be polished. The polishing composition contains permanganate, a metal salt A, and water. The metal salt A is a salt of a metal cation having a pKa of less than 7.0 in form of a hydrated metal ion, and an anion.

Abstract: A rotating shaft is equipped with an outer shaft, and an inner shaft that is inserted into a hollow interior of the outer shaft. A first end part of the inner shaft includes an extending portion that is exposed and extends from the outer shaft. The extending portion is positioned and fixed to the outer shaft by a positioning and fixing member. The positioning and fixing member includes a nut member that is screw-engaged with an outer circumferential surface of the extending portion, a locking sleeve surrounding the nut member, and a locking ring that engages with the nut member and the extending portion.

Abstract: Provided is an operation confirmation device for an electric actuator for an emergency stop device that can improve maintainability of an electric device portion. The operation confirmation device for the electric actuator for the emergency stop device confirms operation of an electric actuator (10). The electric actuator actuates a drive mechanism that drives the elevator emergency stop device, and includes a movable element (34a, 34b, 34c) mechanically connected to the drive mechanism, an electromagnet (35a, 35b) facing the movable element, and a mechanism portion (36, 41) configured to convert rotation of a motor (37) into linear movement of the electromagnet. The operation confirmation device includes: a position detector (109) configured to detect a position of the movable element; and a controller (7) configured to detect a failure of the motor based on a position detection signal from the position detector.

Abstract: Composition including (a) a fluoropolymer; and (b1) at least one of a compound represented by the formula (4) ((H—(CF2)7—COO)pM1) or the formula (4?) ((H—(CF2)8—COO)pM1) of the present disclosure, both respectively in an amount of 100 ppb or less relative to the fluoropolymer, or (b2) at least one of a compound represented by the formula (5) ((H—(CF2)13—COO)pM1) or the formula (5?) ((H—(CF2)14—COO)pM1) of the present disclose, both respectively in an amount of 100 ppb or less relative to the fluoropolymer.

Abstract: The present invention provides a heterocyclic compound having an orexin type 2 receptor agonist activity. A compound represented by the formula (I): wherein each symbol is as described in the specification, or a salt thereof has an orexin type 2 receptor agonist activity, and is useful as an agent for the prophylaxis or treatment of narcolepsy.

Abstract: Provided is an article sorting device that can handle various containers without necessarily requiring a change of parts. The article sorting device includes a rotating table, a pocket, a guide, a position control unit, and a sorting unit. The position control unit controls a radial position of the pocket to a specified position that is a first position or a second position located radially outward relative to the first position. The sorting unit guides an article to different paths depending on whether the radial position of the pocket is at the first position or the second position when a circumferential position of the pocket reaches a sorting position.

Abstract: An information processing apparatus comprises a processor configured to execute a program so as to: acquire viewpoint information, motion information and object information; process an object image wherein: the object image is an image representing a virtual substance and is updated based on the viewpoint information and the motion information; calculate a position when superimposing a background image and the object image, wherein: the background image is an image according to the field of view of the user; generate visual information superimposing the background image and the object image based on the position calculated, and output the generated visual information to a display device; and generate tactile information for an ultrasound generator irradiating the user with ultrasound corresponding to the object based on the position calculated, the motion information and the object information, and output the generated tactile information to the ultrasound generator.

Abstract: A gas sensor control device controls a gas sensor including a first pumping cell and a second pumping cell configured to output a current in accordance with a concentration of a specific component in a measurement target gas. The gas sensor control device has a microprocessor configured to, when calculating the concentration of the specific component, use a correction expression based on an index including at least either an initial offset indicating a current value when the concentration of the specific component at a first reference time is 0 or a difference between an ideal value and the current value when the concentration of the specific component at a second reference time is a set concentration, and a cumulative operating time which is a total operating time of the gas sensor from a third reference time.

Abstract: Compounds of formulae (2-7) or (2-9) are provided: Also provided are organic electroluminescence (EL) devices containing the compounds having a high emission efficiency when operated at low voltage and a long lifetime and electronic devices including such organic EL devices.