Abstract: A lithium recovery device equipped with a processing tank partitioned into a supply tank and a recovery tank by a lithium ion-conducting electrolyte film, and which, in order to selectively move Li+ to an aqueous solution in the recovery tank from an aqueous solution in the supply tank containing Li+ and metal ions Mn+ which are different therefrom, is also equipped with a first power supply connected between porous-structure electrodes provided so as to respectively contact both surfaces of the electrolyte film with the electrode on the supply tank side as the positive electrode, and a second power supply which connects in series to the negative electrode of the first power supply and in which said negative electrode is connected to a sub-electrode provided at a distance from the electrolyte film inside the recovery tank, wherein the second power supply applies a voltage so as to cause a current to flow from the positive electrode to the electrode.

Abstract: A vehicle according to the present disclosure includes a first riding space and a second riding space, each of which is a riding position on one side and the other side of a right side and a left side with respect to a front-rear direction, respectively, and is configured to: acquire a traveling route; identify a side where a landscape viewed from the vehicle is good from among the right side and the left side with respect to a traveling direction; identify a preferential space in which a degree of preferential treatment of a passenger riding in the first riding space or the second riding space is high; and determine the forward direction and the backward direction when the vehicle travels on the traveling route such that the preferential space is set to the side where the landscape viewed from the vehicle is good.

Abstract: An order reception system according to the present disclosure includes one or more processors. The one or more processors are configured to perform receiving a reservation from a user to provide a dish to a dish providing place, receiving the reservation to provide a dish, calculating a lead time required for providing the dish and an arrival time at which the user arrives at the dish providing place, and instructing the dish providing place to start preparing to provide the dish based on the arrival time and the lead time.

Abstract: The drive route generation device according to the present disclosure is configured to execute a process of acquiring a designated point, a process of acquiring a designation condition for a drive route to be generated, a process of selecting one or a plurality of specific spots from a plurality of spots based on the position information and the designation condition for the plurality of spots, and a process of generating, as a drive route, a circulation route that comes back to a designated point via one or a plurality of specific spots using the designated point as a departure point.

Abstract: An itinerary matching system according to the present disclosure includes a process of receiving registration of an itinerary, a process of extracting two registered itineraries from among a plurality of registered itineraries that have been registered and calculating a degree of matching between the two registered itineraries that have been extracted, a process of generating, upon receiving that the degree of matching exceeds a predetermined threshold value, a merged itinerary in which the two registered itineraries are merged, and a process of setting, upon receiving acceptance from a participant of each of the two registered itineraries, the participant of each of the two registered itineraries as a participant of the merged itinerary.

Abstract: A luggage delivery management system manages a service of delivering luggage deposited by a user to a destination specified by the user. The luggage delivery management system acquires payment amount information indicating an amount equivalent to a payment amount paid by the user for the service. When multiple pieces of luggage of a plurality of the users are delivered by one vehicle, the luggage delivery management system determines whether to set priority of the multiple pieces of luggage. The luggage delivery management system sets the priority of the luggage of the user who pays more to be higher based on the payment amount information when the priority is set. Then, the luggage delivery management system sets a luggage delivery route of the vehicle such that the multiple pieces of luggage are delivered to the destinations in accordance with the priority.

Abstract: A vehicle management system includes one or more storage devices that store entrance and exit information indicating a correspondence relationship between a location of an entrance and a location of an exit for each area, and one or more processors. The processors determine whether an alighting position at which a user of the vehicle gets off the vehicle is the location of the entrance, based on the entrance and exit information, and set a destination of the vehicle so that the vehicle moves to the location of the exit corresponding to the entrance, when the alighting position of the user is the location of the entrance.

Abstract: An information provision system proposes an action item including at least one of a destination and a vehicle to a user. A database indicates a correspondence between a category of clothing and the action item that is recommended. The information provision system acquires an image showing user's clothing that is clothing of the user, and recognizes the category of the user's clothing based on the image. The information provision system further refers to the database to select the action item recommended for the category of the user's clothing as a recommended action item. The information provision system then proposes the recommended action item to the user.

Abstract: The spot proposal system includes one or more storage devices that store a database indicating a spot weather compatibility with weather tor each spot, and one or more processors, wherein the one or more processors acquire weather information for each candidate spot, acquire spot weather compatibility corresponding to the weather for each candidate spot with reference to the database, select a target spot from among the candidate spots based on the spot weather compatibility corresponding to the weather for each candidate spot, and propose a target spot to the user.

Abstract: A vehicle allocation system includes a request reception unit that receives, from a classroom terminal device, vehicle allocation request information that is able to specify an end time of a classroom, the number of planned users who is scheduled to use a vehicle, and a desired alighting point, a route calculation unit that calculates, based on the specified number of planned users and the desired alighting point, and the number of vehicles that is able to be allocated at present, the number of vehicles to allocate and a route to the desired alighting point of each of the planned users, and a plan creation unit that creates a vehicle allocation plan based on the calculated number of vehicles to allocate and the calculated route such that the vehicles are allocated to the classroom as determined by the end time.

Abstract: A vehicle control device includes a first prediction unit that predicts a reaching time for a vehicle to reach a cross point in front of the vehicle in a case where a pedestrian who crosses the cross point is detected based on information transmitted from a wearable device attached to the pedestrian, a second prediction unit that predicts a crossing time for the pedestrian to complete crossing the cross point based on information for specifying a walking speed acquired from the wearable device, an estimation unit that estimates whether or not the pedestrian is able to safely cross the cross point based on the predicted reaching time and the predicted crossing time, and an execution controller that executes a safe driving assistance control with respect to the vehicle in a case where the estimation unit estimates that the pedestrian is not able to safely cross the cross point.

Abstract: A vehicle dispatch service system that provides a vehicle dispatch service in which a vehicle is dispatched to a user to arrive at a hospital at an appointment time of the hospital includes: an arrival time calculation unit that calculates a time at which the vehicle is estimated to arrive at the hospital as an estimated arrival time; an arrival estimation unit that acquires the estimated arrival time from the arrival time calculation unit and estimates whether the user is in time for the appointment time of the hospital; a rebooking unit that resets, when the arrival estimation unit estimates that the user is not in time for the appointment time, a new appointment time as the appointment time based on the estimated arrival time; and rebooking output unit that outputs the new appointment time to a predetermined output destination such that the user recognizes the new appointment time.

Abstract: A shopping service mediation system includes: a request distribution unit configured to distribute a request from a terminal apparatus related to a consignor who wishes to be entrusted, to other terminal apparatuses; an acceptance receiving unit configured to receive acceptances transmitted from the terminal apparatuses related to consignment applicants in response to the request; a determination unit configured to determine a formal consignee from the consignment applicants related to the terminal apparatuses each having transmitted the acceptance; and a confirmation unit configured to confirm completion of the shopping service, wherein each user's use tendency based on the number of entrustments and the number of times entrusted can be displayed on the terminal apparatus corresponding to the user.

Abstract: A household service matching system built on a communication network, includes: a request disclosing unit configured to disclose on the communication network, a request transmitted from a terminal apparatus related to a client who wishes to entrust household service; an acceptance receiving unit configured to receive an acceptance transmitted from a terminal apparatus related to a consignment applicant in response to the request; a determination unit configured to determine a formal consignee from consignment applicants related to the terminal apparatuses having transmitted the acceptance; a vehicle dispatching unit configured to dispatch a vehicle for picking up the formal consignee to a designated position designated by the formal consignee; and a vehicle control unit configured to control the vehicle such that the vehicle that carries the formal consignee arrives at the client's address.

Abstract: A delivery management system includes: a registration unit configured to register as registrants, persons each being preset or may be set as consignees; an association unit configured to store a second person in association with a first person; a determination unit configured to determine whether or not there are a delivery package scheduled to be delivered to the first person as the consignee and a delivery package scheduled to be delivered to the second person as the consignee; and a delivery information management unit configured to make an adjustment such that a delivery place and a delivery date and time related to the first person who is determined to have the delivery package matches those related to the second person who is determined to have the delivery package, and configured to notify each of the persons of adjustment delivery information.

Abstract: There is provided a method of preparing formamidinium lead halide perovskite quantum dots having a photoluminescence quantum yield higher than before. The disclosed method comprises steps of: preparing a lead halide solution by dissolving lead halide (II), oleic acid and oleylamine in a nonpolar solvent; preparing a formamidinium solution by dissolving formamidine acetate salt and oleic acid in a nonpolar solvent; mixing the formamidinium solution and the lead halide solution to form quantum dots; and centrifuging the mixed solution to obtain sediment; dispersing the sediment in a nonpolar solvent to prepare a crude quantum dot solution; mixing the crude quantum dot solution with methyl acetate; and centrifuging the crude quantum dot solution mixed with the methyl acetate to obtain sediment as purified quantum dots. The durable quantum dots are stably formed by injecting the lead halide solution into the formamidinium solution heated at 60° C.-90° C.

Abstract: There is provided a method of preparing formamidinium lead halide perovskite quantum dots having a photoluminescence quantum yield higher than before. The disclosed method comprises steps of: preparing a lead halide solution by dissolving lead halide (II), oleic acid and oleylamine in a nonpolar solvent; preparing a formamidinium solution by dissolving formamidine acetate salt and oleic acid in a nonpolar solvent; mixing the formamidinium solution and the lead halide solution to form quantum dots; and centrifuging the mixed solution to obtain sediment; dispersing the sediment in a nonpolar solvent to prepare a crude quantum dot solution; mixing the crude quantum dot solution with methyl acetate; and centrifuging the crude quantum dot solution mixed with the methyl acetate to obtain sediment as purified quantum dots. The durable quantum dots are stably formed by injecting the lead halide solution into the formamidinium solution heated at 60° C.-90° C.

Abstract: The present invention discloses a method of resin transfer molding which comprises superposing a bagging film on a layer of reinforcing fibers laid on a mold, airtightly bonding the periphery of the bagging film to the mold, evacuating the space between the bagging film and the mold, injecting a resin into the space between the bagging film and the mold to thereby impregnate the resin into the reinforcing fibers, and curing the resin, characterized in that resin injection passages and resin discharge passages are alternately formed outside the reinforcing fiber layer along a surface of the reinforcing fiber layer and the resin is injected into the resin injection passages to allow the resin injected to move to the resin discharge passages via the reinforcing fiber layer and thereby impregnate the resin into the reinforcing fiber layer.