Abstract: A sheet post-processing apparatus including a binding mechanism, a tray, a shift mechanism, and a control unit is provided. The binding mechanism is configured to apply binding to a sheet. The sheet applied with the binding is stacked on the tray. The shift mechanism is configured to perform a shift operation in which a side surface of the sheet is pushed and the sheet is deviated in a sheet width direction orthogonal to a discharge direction during discharge of the sheet to the tray. The control unit is configured to cause the shift operation to be performed by dividing the number of times for the shift operation into a plurality of times.

Abstract: According to one embodiment, a sensor device is a sensor device that detects an acetyl compound in a sample and includes a storage unit that stores a sample, a sensor section that comes into contact with the sample in the storage unit and detects a change in ion density, and an amino compound fixed to the sensor section.

Abstract: According to one embodiment, a chemical sensor including a nucleic acid probe for capturing a target substance, a sensor element that has a surface on which the nucleic acid probe is immobilized, and a liquid film that covers the sensor element is provided.

Abstract: A sheet post-processing apparatus including a binding mechanism, a tray, a shift mechanism, and a control unit is provided. The binding mechanism is configured to apply binding to a sheet. The sheet applied with the binding is stacked on the tray. The shift mechanism is configured to perform a shift operation in which a side surface of the sheet is pushed and the sheet is deviated in a sheet width direction orthogonal to a discharge direction during discharge of the sheet to the tray. The control unit is configured to cause the shift operation to be performed by dividing the number of times for the shift operation into a plurality of times.

Abstract: A chemical sensor system includes a first chemical sensor, a second chemical sensor unit, and a first sample atmosphere tank located between the first chemical sensor and the second chemical sensor unit, and includes an air supply mechanism that executes a first operation of supplying a sample atmosphere from the first chemical sensor to the first sample atmosphere tank, a second operation of supplying the sample atmosphere from the first sample atmosphere tank to the second chemical sensor unit, and a third operation of discharging the sample atmosphere in the first sample atmosphere tank.

Abstract: A gas sensor system includes a first pipe through which a specimen atmosphere is conveyed; a second pipe through which humidified air is conveyed, the humidified air being hotter and more humid than the specimen atmosphere, the humidified air having a lower water vapor pressure than a saturation water vapor pressure; a mixing device mixing the specimen atmosphere and the humidified air so that a water vapor pressure of mixed air of the specimen atmosphere and the humidified air is less than a saturation water vapor pressure; a third pipe connected with the mixing device; a cooling device cooling the mixed air conveyed through the third pipe so that the water vapor pressure of the mixed air becomes the saturation water vapor pressure; and a chemical sensor device including a sensor surface to which the mixed air cooled by the cooling device is supplied.

Abstract: A gas concentration device includes a first container, a second container, a pressure control device, and a path. The first container includes a first space surrounded by a first partition wall and stores a specimen, and a pressure inside the first space is reduced. The second container is airtightly connected to the first container by a first path and has a second space surrounded by a second partition wall and stores a gas flowing in from the first space. The pressure control device reduces a volume of the second space. A gas inside the second space is discharged through a second path.

Abstract: According to one embodiment, a sensor element capable of detecting a target substance contained in an atmosphere is disclosed. The sensor includes a graphene, a drain electrode provided on the graphene, a source electrode adhered to the graphene, and a first substance provided on the graphene and having a charge condition. The charge condition is changed when irradiation of light and stopping of the irradiation of the light are performed. The target substance is detectable by measuring current that flows between the source electrode and the drain electrode. The measuring of the current is performed in a period during which the irradiation of the light and the stopping of the irradiation of the light are repeated above the sensor element.

Abstract: A method for inspecting probe molecule includes evaluating the formation of the probe molecule at the surface of the graphene by comparing an intensity ratio a1/b1, and an intensity ratio a2/b2. The intensity al is of a peak of the first Raman spectrum having a peak top positioned in a first band of not less than 1200 cm?1 and not more than 1500 cm?1. The intensity b1 is of a peak of the first Raman spectrum having a peak top positioned in a second band of not less than 1510 cm?1 and not more than 1800 cm?1. The intensity a2 is of a peak of the second Raman spectrum having a peak top positioned in the first band. The intensity b2 is of a peak of the second Raman spectrum having a peak top positioned in the second band.

Abstract: According to one embodiment, an apparatus for maintaining liquid membrane includes a liquid supply unit which supplies a liquid onto a sensor element and forms a liquid membrane, and a liquid discharge unit which discharges the liquid in the liquid membrane.

Abstract: According to one embodiment, a sensor for detecting a target substance in gas a sample includes a target substance uptake unit that brings an acetylcholine aqueous solution into contact with a gas sample to dissolve a target substance in the gas sample into the acetylcholine aqueous solution, a reaction unit that holds acetylcholinesterase and brings the solution delivered from the target substance uptake unit into contact with the acetylcholinesterase, and a detection unit that measures a change in an amount of acetylcholine decomposition product produced in the solution delivered from the reaction unit.

Abstract: According to one embodiment, a method includes dispensing the specimen into first1 to firstn containers configured to capture the target particle, removing a contaminant other than the target particle to be captured from the specimen, adding first to m-th probes to the first1 to firstn containers, removing excessive first to m-th probes that have not bound to the target particle, individually amplifying the reporter portion for each of the first1 to firstn containers using the common primer set to obtain first to n-th amplification products, removing an excessive common primer set from the first to n-th amplification products, dispensing the first to n-th amplification products into second1 to secondm containers respectively, amplifying the amplification products in the second1 to secondm containers using the first to m-th specific primer sets, and analyzing presence or absence or types of the target particles captured in the first1 to firstn containers.

Abstract: According to one embodiment, the storing method includes (S1) preparing the chemical sensor in which a probe molecule for capturing the target substance is immobilized on at least a part of a surface of the sensitive film, and (S2) forming a protective film that is formed of a water-soluble material on the surface so as to cover the surface on which the probe molecule is immobilized.

Abstract: According to one embodiment, an FET sensor includes a sensitive film including a carbon allotrope, a liquid film disposed so as to cover the sensitive film, a source electrode and a drain electrode electrically connected to the sensitive film, and a gate electrode configured to apply an electric field to the sensitive film, wherein the liquid film comprises an antioxidant.

Abstract: Embodiments provide a chemical sensor device that is a chemical sensor using a nucleic acid compound and a specific blocking agent and can detect a target substance with high sensitivity, and a method for detecting a target substance. A chemical sensor device of an embodiment includes a sensitive film, a nucleic add compound that is immobilized on the sensitive film, and a phosphoric acid derivative that is immobilized on a surface of the sensitive film on which the nucleic add compound is immobilized.

Abstract: According to one embodiment, a sensor device includes a sensor element formed of at least one selected from the group consisting of graphene, graphene oxide and carbon nanotubes and a modification molecule solid-phased on a surface of the sensor element via an anchor portion, and the anchor portion includes a first moiety containing a polycyclic aromatic ring or a polycyclic heteroaromatic ring and an electron-donating second moiety directly bonded directly to the first moiety.

Abstract: According to one embodiment, a chemical sensor includes a sensor element. The sensor element includes a sensitive film and a treatment material. Physical properties of the sensitive film vary as bonding of a target substance to the sensitive film. The sensor element is configured to detect the variation in the physical properties. The treatment material is configured to carry out a treatment onto the target substance before the target substance bonds to the sensitive film. The treatment enhances the variation in the physical properties as compared to a case without the treatment.

Abstract: A graphene transistor includes an insulating film extending in a first direction and a second direction, the second direction crossing the first direction; graphene located on the insulating film, the graphene including a first opening and a second opening separated from each other in the first direction; a first electrode, the first electrode contacting an upper surface of the graphene, contacting an edge of the graphene positioned in the first opening, and contacting the insulating film in the first opening; and a second electrode, the second electrode contacting the upper surface of the graphene, contacting an edge of the graphene positioned in the second opening, and contacting the insulating film in the second opening.

Abstract: According to one embodiment, a method for immobilizing a nucleic acid compound on a surface of a sensor element including graphene, graphene oxide, a carbon nanotube, or graphite, the method includes preparing an aqueous solution containing a nucleic acid compound and sodium chloride, wherein the nucleic acid compound includes a polycyclic aromatic moiety including a polycyclic aromatic skeleton and a linker structure bonded to the polycyclic aromatic skeleton, and a nucleic acid moiety bonded to the linker structure, and dropping the aqueous solution onto the surface of the sensor element.

Abstract: According to one embodiment, a molecule detecting device includes a capturing section, a releasing section, and a detecting section. The capturing section is configured to, by combining a target molecule and a solubilizing agent with each other and thereby creating a composite body, capture the target molecule in a carrier liquid. The releasing section is configured to make the composite body release the target molecule therefrom in the carrier liquid. The detecting section is configured to carry out detection of the target molecule in the carrier liquid.