Abstract: According to one embodiment, a magnetic memory device includes a magnetic portion, a first magnetic layer, a first nonmagnetic layer, a first element portion, first to third interconnects, and a controller. In a first operation, the controller sets the first interconnect to a first potential, the second interconnect to a second potential, and the third interconnect to a third potential. An absolute value of a difference between the second potential and the third potential is greater than that between the first potential and the third potential. In a second operation, the controller sets the first interconnect to a fourth potential, the second interconnect to a fifth potential, and the third interconnect to a sixth potential. An absolute value of a difference between the fifth potential and the sixth potential is less than that between the fourth potential and the sixth potential.

Abstract: According to one embodiment, a magnetic memory device includes a first magnetic member, a first magnetic layer, and a first nonmagnetic layer. The first magnetic member includes a first extension portion and a third portion. The first extension portion extends along a first direction and includes a first portion and a second portion. The third portion is connected to the second portion. A direction from the first portion toward the second portion is aligned with the first direction. At least a portion of the third portion is tilted with respect to the first direction. The first nonmagnetic layer is provided between the first magnetic layer and the at least a portion of the third portion. The first nonmagnetic layer is provided along the at least a portion of the third portion and is tilted with respect to the first direction.

Abstract: An antenna (101) includes a grounded conductive foil (110) disposed on a module substrate (140), a first conductive foil (111), and a second conductive foil (112). The first conductive foil (111) and the second conductive foil (112) are disposed on the module substrate (140), are elongated, and do not overlap with the grounded conductive foil (110) in a plan view of the module substrate (140). The first conductive foil (111) has one end supplied with an antenna signal and the other end that is open. The second conductive foil (112) has one end connected to the grounded conductive foil (110) and the other end that is open. A wireless module (120) includes a circuit unit (130) including a communication circuit and provided to the module substrate (140) on which the antenna (101) is formed.

Abstract: An actuator device includes: an actuator including piezoelectric elements arranged in a first direction and first contacts arranged in the first direction; a protector including a first wall opposed to the piezoelectric elements and a second wall coupled to the first wall and joined to a region of the actuator at which the first contacts are disposed; first connection terminals disposed on the first; and first through electrodes formed in the second wall to bring the first contacts and the first connection terminals into conduction with each other. A distance between two of the first through electrodes which respectively correspond to two of the piezoelectric elements which are adjacent to each other in the first direction is greater than a distance in the first direction between the two of the piezoelectric elements which are adjacent to each other in the first direction.

Abstract: An actuator device includes an actuator substrate having actuators, individual conductors electrically connected with the actuators respectively, and dummy conductors; and a bonding member bonded to a surface of the actuator substrate provided with the individual conductors and the dummy conductors. The individual conductors are aligned in an alignment direction to form a first row and a second row arranged in an orthogonal direction orthogonal to the alignment direction. In a first end portion of the actuator substrate on one side in the alignment direction, first individual conductors are aligned in the alignment direction without intervening second individual conductors therebetween. In a second end portion of the actuator substrate on the other side in the alignment direction, the second individual conductors are aligned in the alignment direction without intervening the first individual conductors therebetween.

Abstract: To measure target component concentration in a liquid with higher accuracy without any dedicated apparatus or skill, a method is adapted to include: receiving a successive measurement value obtained by performing successive measurement of the target component concentration with use of a first measurement device immersed in the liquid; receiving a batch measurement value obtained by, with use of a second measurement device, performing batch measurement of the target component concentration in a part sampled from the liquid; and, when the batch measurement value is received, successively calculating a correlation value indicating the correlation between multiple successive measurement values and multiple batch measurement values respectively obtained in mutually corresponding multiple times of successive measurement and multiple times of batch measurement.

Abstract: According to an aspect of the invention, an information acquisition device includes a first control circuitry. The first control circuitry is configured to acquire a user information including a user's voiceprint, and a user name indicated by the user's voiceprint, based on an authentication audio data acquired in a state where functions related to an information acquisition are restricted, execute a user authentication to cancel the restrictions on the information acquisition when the user's voiceprint agrees with a registered user's voiceprint which is a voiceprint of a preliminarily registered user, and the user name agrees with a registered user name indicated by the registered user's voiceprint, perform the information acquisition after the user authentication is executed, and generate an authenticated data so that the information acquired by the information acquisition is associated with the user name.

Abstract: A memory device includes first and second resistance change elements and first and second double-gate transistors. The first resistance change element includes first and second terminals. The second resistance change element includes a third terminal coupled to the first terminal and a fourth terminal. The first double-gate transistor includes a fifth terminal coupled to the second terminal, a sixth terminal, and a first gate coupled to a first word line and a second gate coupled to a second word line. The second double-gate transistor includes a seventh terminal coupled to the fourth terminal, an eighth element, and a third gate coupled to the first word line and a fourth gate coupled to a third word line.

Abstract: A memory device includes a first element and a second element. The first element includes: first and second ferromagnets; a first nonmagnet; a first conductor; a third ferromagnet; a second conductor, and a fourth ferromagnet. The fourth ferromagnet contains a metallic element and one or more ferromagnetic elements. The second element includes: fifth and sixth ferromagnet; a second nonmagnet; a third conductor; a seventh ferromagnet; a fourth conductor; and a fifth conductor. The fifth conductor contains the metallic element and the one or more ferromagnetic elements of a quantity of 30% or less of a volume of the fifth conductor.

Abstract: According to one embodiment, a magnetic memory device includes a first magnetic member, a first electrode, a first magnetic layer, a first non-magnetic layer, a first conductive layer and a controller. The first magnetic member includes a first extending portion and a third magnetic portion. The first extending portion includes first and second magnetic portions. The third magnetic portion is connected with the second magnetic portion. The first electrode is electrically connected with the first magnetic portion. The first non-magnetic layer is provided between the first magnetic layer and at least a part of the third magnetic portion. The first conductive layer includes first and second conductive portions, and a third conductive portion being between the first conductive portion and the second conductive portion. The controller is electrically connected with the first electrode, the first magnetic layer, the first conductive portion and the second conductive portion.

Abstract: According to one embodiment, a magnetic memory device includes a first magnetic portion, a first electrode, a second electrode, a third electrode, a second magnetic portion, a first nonmagnetic portion, and a controller. The first magnetic portion includes an extension portion and a third portion. The extension portion includes a first portion and a second portion. The third portion is connected to the second portion. The first electrode is electrically connected to the first portion. At least a portion of the third portion is positioned between the second electrode and the third electrode. The second magnetic portion is provided between the second electrode and the at least a portion of the third portion. The first nonmagnetic portion is provided between the second magnetic portion and the at least a portion of the third portion. The controller is electrically connected to the first, second electrode, and third electrodes.

Abstract: According to one embodiment, a magnetic memory device includes a first magnetic portion, a first magnetic layer, a first nonmagnetic layer, a second magnetic portion, a second magnetic layer, a second nonmagnetic layer, a first electrode, and a second electrode. The first magnetic portion includes a first magnetic part and a second magnetic part. The first nonmagnetic layer is provided between the first magnetic layer and the first magnetic part. The second magnetic portion includes a third magnetic part and a fourth magnetic part. The second nonmagnetic layer is provided between the second magnetic layer and the third magnetic part. The first electrode electrically is connected to the second magnetic part and the fourth magnetic part. The second electrode is electrically connected to the first magnetic part and the third magnetic part.

Abstract: According to one embodiment, a magnetic memory device includes a magnetic portion, a first magnetic layer, a first nonmagnetic layer, a first element portion, first to third interconnects, and a controller. In a first operation, the controller sets the first interconnect to a first potential, the second interconnect to a second potential, and the third interconnect to a third potential. An absolute value of a difference between the second potential and the third potential is greater than that between the first potential and the third potential. In a second operation, the controller sets the first interconnect to a fourth potential, the second interconnect to a fifth potential, and the third interconnect to a sixth potential. An absolute value of a difference between the fifth potential and the sixth potential is less than that between the fourth potential and the sixth potential.

Abstract: According to one embodiment, a magnetic memory device includes a first magnetic member, a first magnetic layer, and a first nonmagnetic layer. The first magnetic member includes a first extension portion and a third portion. The first extension portion extends along a first direction and includes a first portion and a second portion. The third portion is connected to the second portion. A direction from the first portion toward the second portion is aligned with the first direction. At least a portion of the third portion is tilted with respect to the first direction. The first nonmagnetic layer is provided between the first magnetic layer and the at least a portion of the third portion. The first nonmagnetic layer is provided along the at least a portion of the third portion and is tilted with respect to the first direction.

Abstract: A positive electrode for a battery includes a positive active material, a conductive agent, and a copolymer. The copolymer includes a constituent unit (a) represented by the following general formula (1) and a constituent unit (b) represented by the following general formula (2): (wherein R1, R2, R3, R5, R6, R7 and R9 are the same or different and denote a hydrogen atom, a methyl group or an ethyl group, R4 denotes a hydrocarbon group having 8 to 30 carbon atoms, R8 denotes a linear or branched alkylene group having 2 to 4 carbon atoms, X1 and X2 denote an oxygen atom or NH, and p denotes a number of 1 to 50).

Abstract: An actuator device includes an actuator substrate having actuators, individual conductors electrically connected with the actuators respectively, and dummy conductors; and a bonding member bonded to a surface of the actuator substrate provided with the individual conductors and the dummy conductors. The individual conductors are aligned in an alignment direction to form a first row and a second row arranged in an orthogonal direction orthogonal to the alignment direction. In a first end portion of the actuator substrate on one side in the alignment direction, first individual conductors are aligned in the alignment direction without intervening second individual conductors therebetween. In a second end portion of the actuator substrate on the other side in the alignment direction, the second individual conductors are aligned in the alignment direction without intervening the first individual conductors therebetween.

Abstract: An actuator device includes: an actuator including first contacts arranged in a first direction; and a wire member including second contacts and joined to the actuator. The second contacts are arranged in the first direction and respectively connected to the first contacts. Each of particular contacts as the first contacts or the second contacts has a protruding and recessed portion including: at least two protrusions; and a recess between the at least two protrusions. The particular contacts include: at least one central-region contact disposed on a central region in the first direction; and at least one end-region contact disposed nearer to an end region than to the central region in the first direction. The protruding and recessed portion of each of the at least one central-region contact is different in shape from the protruding and recessed portion of each of the at least one end-region contact.

Abstract: According to one embodiment, a magnetic memory device includes a memory cell array unit including magnetoresistive elements provided in an array in first and second directions, each including a first magnetic layer having a variable magnetization direction, a second magnetic layer having a fixed magnetization direction, and a nonmagnetic layer between the first and second magnetic layers, first transistors provided in an array in the first and second directions, and electrically connected to the magnetoresistive elements, respectively, switching units each electrically connected to corresponding ones of the first transistors in series, and each including at least one second transistor, wherein the first magnetic layers are separated from each other in the first and second directions, and the second magnetic layers are continuously provided in the first and second directions.

Abstract: A liquid ejection apparatus, including: first piezoelectric elements arranged on an element-disposed surface in a first direction; a protective cover covering the first piezoelectric elements and including a top wall portion and two side wall portions connected thereto; first wires drawn respectively from the first piezoelectric elements to an outside of the protective cover in a second direction parallel to the element-disposed surface and orthogonal to the first direction and extending on an outer surface of the top wall portion via an outer surface of a corresponding side wall portion; first terminals disposed on the outer surface of the top wall portion and connected respectively to the first wires; and a driver electrically connected to the first terminals, wherein a distance in the first direction between any adjacent two of the first wires on an outer surface of the protective cover is larger than that on the element-disposed surface.

Abstract: An actuator device includes an actuator substrate having actuators, individual conductors electrically connected with the actuators respectively, and dummy conductors; and a bonding member bonded to a surface of the actuator substrate provided with the individual conductors and the dummy conductors. The individual conductors are aligned in an alignment direction to form a first row and a second row arranged in an orthogonal direction orthogonal to the alignment direction. In a first end portion of the actuator substrate on one side in the alignment direction, first individual conductors are aligned in the alignment direction without intervening second individual conductors therebetween. In a second end portion of the actuator substrate on the other side in the alignment direction, the second individual conductors are aligned in the alignment direction without intervening the first individual conductors therebetween.