Abstract: A scaffolding material for stem cell culture, which has a dispersion component ?d of the surface free energy of 24.5 or more and less than 45.0, and a dipole component ?p of the surface free energy of 1 or more and less than 20.0. According to the scaffolding material for stem cell culture, the scaffolding material can have suitable hydrophilicity and strength, high fixation of stem cells after seeding, and highly efficient cell proliferation.

Abstract: A scaffolding material for culturing a cell, the scaffolding material for culturing a cell containing a synthetic resin, and having a nitrogen content of the synthetic resin of 0.1% by mass or more and 10% by mass or less. According to the scaffolding material for cell culture, the scaffolding material can have suitable hydrophilicity and strength, high fixation of cells after seeding, and highly efficient cell proliferation.

Abstract: A scaffolding material for cell culture, which has a dispersion component ?d of the surface free energy of 24.5 mJ/m2 or more and less than 45.0 mJ/m2, and a dipole component ?p of the surface free energy of 1.0 mJ/m2 or more and less than 20.0 mJ/m2. According to the scaffolding material for cell culture, the scaffolding material can have suitable hydrophilicity and strength, high fixation of cells after seeding, and highly efficient cell proliferation.

Abstract: A scaffolding material for culturing a stem cell, which contains a synthetic resin, and has a nitrogen content of the synthetic resin of 0.1% by mass or more and 10% by mass or less. According to the scaffolding material for stem cell culture, the scaffolding material can have suitable hydrophilicity and strength, high fixation of stem cells after seeding, and highly efficient cell proliferation.

Abstract: Provided is a microcarrier for cell culture capable of suppressing breakage of the microcarrier in a cell culture process and improving cell culture efficiency. The microcarrier for cell culture according to the present invention includes a base particle and a coating layer coating an outer surface of the base particle, and has a strength at break of 1000 mN or more.

Abstract: A scaffolding material for culturing a stem cell, which contains a synthetic resin, and has a nitrogen content of the synthetic resin of 0.1% by mass or more and 10% by mass or less. According to the scaffolding material for stem cell culture, the scaffolding material can have suitable hydrophilicity and strength, high fixation of stem cells after seeding, and highly efficient cell proliferation.

Abstract: Provided is a microcarrier for cell culture in which adhesion between microcarriers due to a cell mass can be suppressed. The microcarrier for cell culture according to the present invention includes a base particle and a coating layer covering an outer surface of the base particle, and the coating layer includes a resin having a polyvinyl alcohol derivative skeleton or a poly(meth)acrylic acid ester skeleton and having a peptide moiety, and the microcarrier has an average particle size of 300 ?m or more and a CV value of particle size of 10% or less.

Abstract: Provided is a cell culture microcarrier capable of suppressing the aggregation of a microcarrier due to cell clumps and enhancing the efficiency of culturing cells. The cell culture microcarrier according to the present invention includes a base particle and a coating layer coating the outer surface of the base particle, and has a specific gravity of 1.10 g/cm3 or more.

Abstract: An information processing device includes a storage medium that stores computer-readable instructions, and a processor connected to the storage medium, in which the processor executes the computer-readable instructions to acquire virtual experience information indicating that a user has been provided with a virtual travel service to experience a virtual travel, and purchase information indicating that the user has purchased a right to receive a real travel service to experience a real travel, in a case where the virtual experience information and the purchase information are acquired, generate grant information for granting an incentive for the user to purchase the right to a provider of the virtual travel service or a provider providing an apparatus used for the virtual travel service, and output the grant information.

Abstract: A virtual experience providing system that provides a virtual experience in a virtual reality image based on a virtual world representing a real world or an artificial world to a user who rides a rideable mobile body includes a storage medium configured to store computer-readable instructions and a processor connected to the storage medium, the processor executing the computer-readable instructions to generate a basic movement command which is a movement command to the rideable mobile body based on a steering operation of the user and generate an event action command different from the basic movement command when a predetermined event has occurred in the virtual world, wherein the event action command is a command for causing the rideable mobile body to perform an event action that is predetermined according to the predetermined event.

Abstract: An information processing device that is capable of executing processing corresponding to execution of replacement of an energy supply unit at a facility. A control server is provided with a control server control unit for acquiring device-related information on a driving device in which a mounted energy supply unit serving as an energy supply unit for supplying energy to a power source is replaceably mounted, and selecting a facility recommended to perform replacement of the energy supply unit out of facilities that store stored energy supply units serving as energy supply units replaceable with the mounted energy supply unit, and that are able to replace the mounted energy supply unit with one of the stored energy supply units.

Abstract: Provided is a cell culture scaffold material having excellent cell adhesion. The cell culture scaffold material according to the present invention contains a peptide-conjugated polyvinyl alcohol derivative having a polyvinyl alcohol derivative portion and a peptide portion, and the peptide portion has a cyclic peptide skeleton.

Abstract: Provided is a cell culture scaffold material having excellent extensibility of pseudopodia and excellent cell proliferation. The cell culture scaffold material according to the present invention contains a peptide-conjugated polyvinyl alcohol derivative having a polyvinyl alcohol derivative portion and a peptide portion, and has a hydroxyl value of 1,100 mgKOH/g or less.

Abstract: A control device includes: an image acquiring section that acquires image data of an image of a work target of the work machine; a feature recognizing section that recognizes a feature about at least one of (i) a type of the work target of the work machine, (ii) a number or density of the work target, (iii) a shape of the work target and (iv) an appearance of the work target after work, based on the image data acquired by the image acquiring section; and a control parameter deciding section that decides at least either (i) a parameter for controlling travel of the work machine or (ii) a parameter for controlling work of the work machine, based on the feature recognized by the feature recognizing section.

Abstract: An information processing device includes a storage medium that stores computer-readable instructions, and a processor connected to the storage medium, in which the processor executes the computer-readable instructions to acquire virtual experience information indicating that a user has been provided with a virtual travel service to experience a virtual travel, and purchase information indicating that the user has purchased a right to receive a real travel service to experience a real travel, in a case where the virtual experience information and the purchase information are acquired, generate grant information for granting an incentive for the user to purchase the right to a provider of the virtual travel service or a provider providing an apparatus used for the virtual travel service, and output the grant information.

Abstract: A virtual experience device provides a user with a service that allows the user to have a virtual experience in a virtual reality video based on a virtual world that virtually reproduces a real world or a fictional world, determines an advertisement video to be included in the virtual reality video on the basis of attributes of the user who receives the service, generates the virtual reality video including the advertisement video in a predetermined advertisement display region, and displays the virtual reality video on a display device.

Abstract: A work machine having an autonomous travel function may include: a cutting section that cuts a work target of the work machine; an image-capturing section that captures an image of the work target cut by the cutting section; and a judging section that judges a state of the cutting section based on the image captured by the image-capturing section. The judging section may judge whether maintenance of or a check on the cutting section is necessary or not based on a result of judgment about the state of the cutting section.

Abstract: Provided is a cell culture scaffold capable of allowing cell masses to be formed easily and efficiently. A cell culture scaffold according to the present invention includes a substrate; and a protrusion formed by patterning in a pattern of a dot or a line on the substrate, wherein the protrusion contains a synthetic resin, the synthetic resin contains at least a polyvinyl alcohol derivative or a poly(meth)acrylic resin, the protrusion has cell adhesion, and a portion of the protrusion located at the protrusion center position in plan view has an average height of 10 nm or more and 10 ?m or less.

Abstract: Provided is a resin film having excellent cell extensibility in cell culture. The resin film formed of a scaffold material for cell culture containing a synthetic resin, the resin film having a compressive modulus of 5.5 GPa or more at a frequency of 1 Hz as measured using a nanoindenter device in ion-exchanged water in accordance with ISO14577-1 after being immersed in the ion-exchanged water at 37° C. for 24 hours.

Abstract: Provided is a resin film formed of a cell culture scaffold material, which has excellent fixation of cells after seeding and is capable of enhancing proliferation rate of cells. A resin film formed of a cell culture scaffold material, in which the cell culture scaffold material contains a synthetic resin, and the resin film has phase-separated structure including least a first phase and a second phase, and a ratio of the surface area of one of the first phase and the second phase to the entire surface is 0.01 or more and 0.95 or less.