Abstract: A biological information acquisition device includes a detection-value acquisition unit to acquire a detection value from a non-contact biometric sensor, a vital measurement unit to measure a vital sign of a target person (TP) using the detection value, an image-data acquisition unit to acquire image data indicating an image captured by a camera, an image processing unit to perform at least one of a state estimation process of estimating a state of the target person, an attribute estimation process of estimating an attribute of the target person, or a personal identification process of identifying the target person by performing image processing on the image captured including the target person, and a parameter setting unit to set a parameter in measuring the vital sign in accordance with a result of the image processing.

Abstract: An oxide superconductor of an embodiment includes an oxide superconducting layer including a first superconducting region containing barium, copper, and a first rare earth element, having a continuous perovskite structure, and extending in a first direction, a second superconducting region containing barium, copper, and a second rare earth element, having a continuous perovskite structure, and extending in the first direction, and a non-superconducting region disposed between the first and the second superconducting region, containing praseodymium, barium, copper, and a third rare earth element, a ratio of the number of atoms of the praseodymium to a sum of the number of atoms of the third rare earth element and the number of atoms of the praseodymium which is 20% or more, having a continuous perovskite structure continuous with the perovskite structure of the first superconducting region and the perovskite structure of the second superconducting region, and extending in the first direction.

Abstract: An image forming apparatus forms an image on a recording material and includes an apparatus body, a first process cartridge including a first photosensitive member and a first developing roller to supply first toner to the first photosensitive member, with the first process cartridge being detachably attached to the apparatus body, and a toner cartridge to accommodate the first toner and detachably attached to the apparatus body independently from the first process cartridge. A second process cartridge includes a second photosensitive member and a second developing roller to supply second toner to the second photosensitive member, with the second process cartridge being detachably attached to the apparatus body and configured not to be replenished with the second toner in a state where the second process cartridge is attached to the apparatus body.

Abstract: A superconducting wire according to an embodiment includes: a substrate; a first region provided on the substrate and containing a first rare earth element, Ba, Cu, and O; a second region provided on the substrate and containing a second rare earth element, Ba, Cu, and O; and a third region provided on the substrate, provided between the first region and the second region, and containing a third rare earth element, Pr, Ba, Cu, and O. A surface density of particles having an aspect ratio of 3 or more present on a surface of the third region is larger than a surface density of particles having an aspect ratio of 3 or more present on surfaces of the first region and the second region.

Abstract: A developing cartridge includes a storage medium. A first contact portion is provided in a photoconductor unit and configured to be electrically connected to the storage medium. A second contact portion is provided in an apparatus body. The photoconductor unit is configured to, in a case of attaching the photoconductor unit to the apparatus body, move from a first position to a second position while being guided by a guide member and then move from the second position to a third position below the second position. At least one of the first contact portion and the second contact portion is capable of being displaced such that engagement between the first contact portion and the second contact portion is performed while the photoconductor unit moves by being guided by the guide member, and the engagement is maintained while the photoconductor unit moves from the second position to the third position.

Abstract: A developing cartridge includes a storage medium. A first contact portion is provided in a photoconductor unit and configured to be electrically connected to the storage medium. A second contact portion is provided in an apparatus body. The photoconductor unit is configured to, in a case of attaching the photoconductor unit to the apparatus body, move from a first position to a second position while being guided by a guide member and then move from the second position to a third position below the second position. At least one of the first contact portion and the second contact portion is capable of being displaced such that engagement between the first contact portion and the second contact portion is performed while the photoconductor unit moves by being guided by the guide member, and the engagement is maintained while the photoconductor unit moves from the second position to the third position.

Abstract: An image forming apparatus forms an image on a recording material and includes an apparatus body, a first process cartridge including a first photosensitive member and a first developing roller to supply first toner to the first photosensitive member, with the first process cartridge being detachably attached to the apparatus body, and a toner cartridge to accommodate the first toner and detachably attached to the apparatus body independently from the first process cartridge. A second process cartridge includes a second photosensitive member and a second developing roller to supply second toner to the second photosensitive member, with the second process cartridge being detachably attached to the apparatus body and configured not to be replenished with the second toner in a state where the second process cartridge is attached to the apparatus body.

Abstract: An image forming apparatus forms an image on a recording material and includes an apparatus body, a first process cartridge including a first photosensitive member and a first developing roller to supply first toner to the first photosensitive member, with the first process cartridge being detachably attached to the apparatus body, and a toner cartridge to accommodate the first toner and detachably attached to the apparatus body independently from the first process cartridge. A second process cartridge includes a second photosensitive member and a second developing roller to supply second toner to the second photosensitive member, with the second process cartridge being detachably attached to the apparatus body and configured not to be replenished with the second toner in a state where the second process cartridge is attached to the apparatus body.

Abstract: A developing cartridge includes a storage medium. A first contact portion is provided in a photoconductor unit and configured to be electrically connected to the storage medium. A second contact portion is provided in an apparatus body. The photoconductor unit is configured to, in a case of attaching the photoconductor unit to the apparatus body, move from a first position to a second position while being guided by a guide member and then move from the second position to a third position below the second position. At least one of the first contact portion and the second contact portion is capable of being displaced such that engagement between the first contact portion and the second contact portion is performed while the photoconductor unit moves by being guided by the guide member, and the engagement is maintained while the photoconductor unit moves from the second position to the third position.

Abstract: A developing cartridge includes a storage medium. A first contact portion is provided in a photoconductor unit and configured to be electrically connected to the storage medium. A second contact portion is provided in an apparatus body. The photoconductor unit is configured to, in a case of attaching the photoconductor unit to the apparatus body, move from a first position to a second position while being guided by a guide member and then move from the second position to a third position below the second position. At least one of the first contact portion and the second contact portion is capable of being displaced such that engagement between the first contact portion and the second contact portion is performed while the photoconductor unit moves by being guided by the guide member, and the engagement is maintained while the photoconductor unit moves from the second position to the third position.

Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure containing rare earth elements, barium (Ba), and copper (Cu). The rare earth elements contain a first element which is praseodymium (Pr), at least one second element selected from the group consisting of neodymium (Nd), samarium (Sm), europium (Eu), and gadolinium (Gd), at least one third element selected from the group consisting of yttrium (Y), terbium (Tb), dysprosium (Dy), and holmium (Ho), and at least one fourth element selected from the group consisting of erbium (Er), thulium (Tm), ytterbium (Yb), and lutetium (Lu).

Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure including rare earth elements, barium (Ba), and copper (Cu). The rare earth elements include a first element which is praseodymium, at least one second element selected from the group consisting of neodymium, samarium, europium, and gadolinium, at least one third element selected from the group consisting of yttrium, terbium, dysprosium, and holmium, and at least one fourth element selected from the group consisting of erbium, thulium, ytterbium, and lutetium. When the number of atoms of the first element is N(PA), the number of atoms of the second element is N(SA), and the number of atoms of the fourth element is N(CA), 1.5×(N(PA)+N(SA))?N(CA) or 2×(N(CA)?N(PA))?N(SA) is satisfied.

Abstract: An image forming apparatus includes an apparatus body, a first process cartridge including a first image bearing member and a first developing roller and detachably attached to the apparatus body, a toner cartridge configured to accommodate the first toner and detachably attached to the apparatus body independently from the first process cartridge, and a second process cartridge including a second image bearing member and a second developing roller and detachably attached to the apparatus body and configured not to be replenished with the second toner in a state where the second process cartridge is attached to the apparatus body.

Abstract: An oxide superconductor of an embodiment includes an oxide superconducting layer including a first superconducting region containing barium, copper, and a first rare earth element, having a continuous perovskite structure, and extending in a first direction, a second superconducting region containing barium, copper, and a second rare earth element, having a continuous perovskite structure, and extending in the first direction, and a non-superconducting region disposed between the first and the second superconducting region, containing praseodymium, barium, copper, and a third rare earth element, a ratio of the number of atoms of the praseodymium to a sum of the number of atoms of the third rare earth element and the number of atoms of the praseodymium which is 20% or more, having a continuous perovskite structure continuous with the perovskite structure of the first superconducting region and the perovskite structure of the second superconducting region, and extending in the first direction.

Abstract: A sheet discharging apparatus includes a discharge portion including a first member configured to apply a force to a first region of a sheet from an upper surface and a second member configured to apply a force to a second region of the sheet from a lower surface, and a contact portion including a first guide surface disposed contactably with the first region and a second guide surface disposed contactably with the second region. The first guide surface is formed such that an angle with respect to a tangential line at a contact point between the first member and the first region of the sheet becomes a first angle. The second guide surface is formed such that an angle with respect to a tangential line at a contact point between the second member and the second region of the sheet becomes a second angle which is smaller than the first angle.

Abstract: A developing cartridge includes a storage medium. A first contact portion is provided in a photoconductor unit and configured to be electrically connected to the storage medium. A second contact portion is provided in an apparatus body. The photoconductor unit is configured to, in a case of attaching the photoconductor unit to the apparatus body, move from a first position to a second position while being guided by a guide member and then move from the second position to a third position below the second position. At least one of the first contact portion and the second contact portion is capable of being displaced such that engagement between the first contact portion and the second contact portion is performed while the photoconductor unit moves by being guided by the guide member, and the engagement is maintained while the photoconductor unit moves from the second position to the third position.

Abstract: A sheet discharging apparatus includes a discharge portion including a first member configured to apply a force to a first region of a sheet from an upper surface and a second member configured to apply a force to a second region of the sheet from a lower surface, and a contact portion including a first guide surface disposed contactably with the first region and a second guide surface disposed contactably with the second region. The first guide surface is formed such that an angle with to a tangential line at a contact point between the first member and the first region of the sheet becomes a first angle. The second guide surface is formed such that an angle to a tangential line at a contact point between the second member and the second region of the sheet becomes a second angle which is smaller than the first angle.

Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure including rare earth elements, barium (Ba), and copper (Cu). The rare earth elements include a first element which is praseodymium, at least one second element selected from the group consisting of neodymium, samarium, europium, and gadolinium, at least one third element selected from the group consisting of yttrium, terbium, dysprosium, and holmium, and at least one fourth element selected from the group consisting of erbium, thulium, ytterbium, and lutetium. When the number of atoms of the first element is N(PA), the number of atoms of the second element is N(SA), and the number of atoms of the fourth element is N(CA), 1.5×(N(PA)+N(SA))?N(CA) or 2×(N(CA)?N(PA))?N(SA) is satisfied.

Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure containing rare earth elements, barium (Ba), and copper (Cu). The rare earth elements contain a first element which is praseodymium (Pr), at least one second element selected from the group consisting of neodymium (Nd), samarium (Sm), europium (Eu), and gadolinium (Gd), at least one third element selected from the group consisting of yttrium (Y), terbium (Tb), dysprosium (Dy), and holmium (Ho), and at least one fourth element selected from the group consisting of erbium (Er), thulium (Tm), ytterbium (Yb), and lutetium (Lu).

Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure including rare earth elements, barium (Ba), and copper (Cu). The rare earth elements include a first element which is praseodymium, at least one second element selected from the group consisting of neodymium, samarium, europium, and gadolinium, at least one third element selected from the group consisting of yttrium, terbium, dysprosium, and holmium, and at least one fourth element selected from the group consisting of erbium, thulium, ytterbium, and lutetium. When the number of atoms of the first element is N(PA), the number of atoms of the second element is N(SA), and the number of atoms of the fourth element is N(CA), 1.5×(N(PA)+N(SA))?N(CA) or 2×(N(CA)?N(PA))?N(SA) is satisfied.