Abstract: A magnetic disk device includes a magnetic disk that includes a plurality of tracks, a magnetic head for reading data from the magnetic disk, and a controller. The controller begins controlling the magnetic head to move to a second track of the plurality of tracks from a first track of the plurality of tracks before decoding of a first track signal output from the magnetic head is completed, wherein the first track signal is output from the magnetic head while the magnetic head is positioned over the first track.

Abstract: A scanning-type X-ray fluorescence spectrometer according to the present invention includes a quantitative analysis condition setting unit configured to determine whether or not to add, as an analytical element, a new detected element other than preset sample constituting elements, from an absorption-enhancement effect degree of fluorescent X-rays on an analytical value of an analytical element and an overlapping effect degree by an interfering line on an analytical line of the analytical element, on the basis of qualitative analysis results and semi-quantitative analysis results of standard samples.

Abstract: An inkjet head includes the following. A plurality of nozzles eject ink. A pressure chamber is individually communicated with each nozzle and is filled with ink inside. A pressure generator is a driving source to eject ink by applying pressure to the pressure chamber. An inlet includes a narrow portion with a flow path narrower than the pressure chamber and supplies ink to the pressure chamber. A circulation flow path is able to discharge ink in the pressure chamber from near the nozzle. Viscosity resistance of the circulation flow path is smaller than viscosity resistance of the nozzle. Impedance of the circulation flow path is equal to or more than 0.5 times of impedance of the inlet.

Abstract: Provided are an inkjet head and an inkjet recording apparatus which are compact and are capable of realizing high resolution, and are capable of stably ejecting liquid droplets at a high frequency while having a structure capable of circulating ink. The inkjet head includes: a plurality of nozzles which eject ink; a plurality of pressure chambers which are respectively communicate with the plurality of nozzles and are filled with ink; a plurality of pressure generation portions which apply a pressure to ink inside the plurality of pressure chamber; a circulation flow passage that is provided to be branched from an ink flow passage ranging from an inlet of the pressure chambers and an outlet of the nozzles, and is capable of discharging ink inside the plurality of pressure chambers; and a first damper and a second damper which are provided to face the circulation flow passage, and is capable of changing a volume of the circulation flow passage through elastic deformation in correspondence with a pressure.

Abstract: There is provided a cathode material that can effectively reduce the internal resistance of a nonaqueous electrolyte secondary battery, and effectively improve the charge-discharge cycle characteristics of the nonaqueous electrolyte secondary battery. The cathode material is a cathode material for a nonaqueous electrolyte secondary battery comprising a cathode active material, a binder, and a water-soluble antioxidant.

Abstract: There is provided a composition for gel electrolyte that can impart excellent power characteristics and a high capacity retention ratio to an electrochemical capacitor. The composition for gel electrolyte comprises an electrolyte salt and a polyether copolymer having an ethylene oxide unit, wherein the composition for gel electrolyte has a water content of 50 ppm or less.

Abstract: There is provided a cathode material for a nonaqueous electrolyte secondary battery that has excellent flexibility and binding properties, and can effectively reduce the internal resistance of a nonaqueous electrolyte secondary battery, and effectively improve the charge-discharge cycle characteristics of the nonaqueous electrolyte secondary battery. The cathode material comprises a cathode active material and a binder, wherein the binder is a copolymer comprising a structural unit (A) derived from a (meth)acrylate monomer, a structural unit (B) derived from a carboxylic acid group-containing ethylenically unsaturated monomer, and a structural unit (C) derived from a polyfunctional (meth)acrylate monomer having a functionality of 5 or less, and the cathode material is substantially free of a thickener.

Abstract: There is provided an information processing apparatus including an acquisition control unit configured to acquire information on function extension from an external object, the information on the function extension including attribute information indicating a function of a device and connection information relating to a connection to the device, and a function control unit configured to extend a function of the information processing apparatus based on the acquired attribute information, connect to a device corresponding to the extended function based on the acquired connection information, and enable the extended function.

Abstract: This binder for battery electrodes is characterized by containing a polymer including: (A) a structural unit represented by general formula (1) and derived from a monomer having a hydroxyl group (in the formula, R1 is a hydrogen or a C1-C4 straight-chain or branched alkyl group, R2 and R3 are each a hydrogen or a C1-C4 straight-chained or branched alkyl group, and n is an integer of 2-30); (B) a structural unit derived from an ethylenically unsaturated monomer having at least one functional group selected from the group consisting of a difunctional carboxylic acid group, a nitrile group and a ketone group; and (C) a structural unit derived from a polyfunctional (meth)acrylate monomer having at most five functional groups.

Abstract: A quantitative analysis condition setting unit (13) included in a sequential X-ray fluorescence spectrometer according to the present invention: performs qualitative analyses of a plurality of standard samples (14); sets, on the basis of the qualitative analysis results, a peak measurement angle of each measurement line for analytical samples (1) in quantitative analysis conditions; and obtains a single virtual profile by synthesizing peak profiles of the plurality of standard samples (14) subjected to the qualitative analyses and sets, on the basis of the virtual profile and a preset half value width of the peak profile, background measurement angles of each measurement line for the analytical samples (1) in the quantitative analysis conditions.

Abstract: Disclosed is a battery electrode binder containing a polymer including (1) a constituent unit derived from a (meth)acrylate monomer (A) having a hydroxyl group, (2) a constituent unit derived from a vinyl ester monomer (B), and (3) a constituent unit derived from a polyfunctional (meth)acrylate monomer (C). Using the binder, an electrode is produced and adopted in a battery such as a lithium ion secondary battery. Obtained are: an aqueous binder that has a low environmental impact, has high adhesiveness, and in particular does not cause oxidative degradation in the electrode environment; and a battery and electrode using the binder.

Abstract: A scanning-type X-ray fluorescence spectrometer according to the present invention includes a quantitative analysis condition setting unit (13) configured to determine whether or not to add, as an analytical element, a new detected element other than preset sample constituting elements, from an absorption-enhancement effect degree of fluorescent X-rays on an analytical value of an analytical element and an overlapping effect degree by an interfering line on an analytical line of the analytical element, on the basis of qualitative analysis results and semi-quantitative analysis results of standard samples (14).

Abstract: A low-cost electrochemical capacitor is provided which has high capacity and excellent charging and discharging characteristics, simultaneously has excellent safety and reliability, and has the basic performance as a capacitor, achieved in that, as the electrolyte between a negative electrode and a positive electrode, a solution of an ambient temperature molten salt and a specific polyether copolymer is allowed to gel using a specific photoreaction initiator and is held between the two electrodes. This low-cost electrochemical capacitor has the basic performance of a capacitor, has high capacity and excellent charging and discharging characteristics without use of a separator, and simultaneously has excellent safety and reliability.

Abstract: A low-cost electrochemical capacitor is provided which has high capacity and excellent charging and discharging characteristics, simultaneously has excellent safety and reliability, and has the basic performance as a capacitor, achieved in that between a negative electrode and a positive electrode, a solution of a specific polyether copolymer, an inorganic or organic filler, and an electrolyte salt is selected as appropriate as the electrolyte and is held between the two electrodes. This low-cost electrochemical capacitor has the basic performance of a capacitor, has high capacity and excellent charging and discharging characteristics, and simultaneously has excellent safety and reliability.

Abstract: A storage apparatus includes a storage disk including a plurality of tracks each of which includes a plurality of sectors, a head configured to write data in and read data from the storage disk, and a controller. The controller is configured to control the head to carry out reading of a group of data units from target sectors in a target track of the storage disk, the group of data units being associated with a command received from an external device, determine whether or not the target sectors include one or more defective sectors based on result of the reading, and control the head to write the group of data units in physically consecutive non-written sectors of the target track or another track, when the target sectors are determined to include the defective sectors.

Abstract: An information providing system includes the following elements. An IC card stores card ID. An information providing terminal reads out the card ID of the IC card, provides information to the IC card, and transmits the card ID and the information provided to the IC card or the ID of the provided information to a management server. The management server receives the card ID and the information provided to the IC card or the provided information ID from the information providing terminal, has a database to manage the card ID and the provided information such that the card ID is associated with the provided information, acquires the information provided to the IC card from the database in response to an information request from a client terminal, and supplies the provided information to the client terminal. The client terminal displays the provided information supplied from the management server.

Abstract: In a piezoelectric device, an ultrasound probe, and a droplet discharge unit of the present invention, each of a pair of first and second electrodes is placed on a piezoelectric member having a single orientation in a direction perpendicular to a thickness direction thereof to extend in a direction perpendicular to the thickness direction or along the thickness direction and in a direction perpendicular to the direction of the orientation. Therefore, the piezoelectric device of the present invention has excellent piezoelectric properties. Further, the ultrasound probe and the droplet discharge unit of the present invention have good efficiency.

Abstract: An information providing system includes the following elements. An IC card stores card ID. An information providing terminal reads out the card ID of the IC card, provides information to the IC card, and transmits the card ID and the information provided to the IC card or the ID of the provided information to a management server. The management server receives the card ID and the information provided to the IC card or the provided information ID from the information providing terminal, has a database to manage the card ID and the provided information such that the card ID is associated with the provided information, acquires the information provided to the IC card from the database in response to an information request from a client terminal, and supplies the provided information to the client terminal. The client terminal displays the provided information supplied from the management server.

Abstract: The purpose of the present invention is to provide: an aqueous binder having high adhesiveness, that in particular does not exhibit oxidative degradation in an electrode environment, and having little environmental load; and an electrode and a battery that use same. Disclosed is a battery electrode binder containing: (A) a constituent unit derived from a monomer having a hydroxyl group; and (B) a constituent unit derived from a polyfunctional (meth)acrylate having no more than 5 functions. An electrode is prepared using this binder and is used in a battery such as a lithium-ion secondary battery.

Abstract: The disclosure relates to the thermosetting resin composition containing (A) to (D): (A) a thermosetting resin containing an SiH group and an alkenyl group, being a reaction product between silsesquioxane having an SiH group and an organopolysiloxane having two alkenyl groups; (B) a thermosetting resin having an SiH group as obtained by allowing reaction among silsesquioxane having an SiH group, organopolysiloxane having two alkenyl groups, an epoxy compound having an alkenyl group and a silyl compound having an alkenyl group; (C) a linear organopolysiloxane compound having an SiH group only at one terminal; and (D) a Pt catalyst.