Abstract: To provide a light source device for a fiber optic gyroscope capable of broadening the bandwidth of the laser light and improving stability of a scale factor. A light source device for a fiber optic gyroscope configured to drive a fiber optic gyroscope includes: a laser light source 10, a stabilizing part 20, and a bandwidth broadening part 30. The laser light source 10 emits a laser light of a predetermined frequency. The stabilizing part 20 stabilizes the predetermined frequency of the laser light emitted from the laser light source 10. The bandwidth broadening part 30 makes the laser light stabilized by the stabilizing part 20 into a light having a continuous broadband spectrum.

Abstract: An object of the present invention is to provide a sodium-based solid electrolyte having excellent ion conductivity, a method for producing a sodium-based solid electrolyte, a modified positive electrode active material, a modified negative electrode active material, a solid-state secondary battery, an electrode sheet for a solid-state secondary battery, a solid electrolyte sheet, and an electrode for a solid-state secondary battery. The sodium-based solid electrolyte of the present invention contains amorphous sodium tetraborate, water, and a sodium salt.

Abstract: Provided is an all-solid-state lithium ion secondary battery including one or more laminates in which a positive electrode layer, a solid electrolyte layer, and a negative electrode layer are arranged in this order, in which at least one collector layer included in at least one of the positive electrode layer or the negative electrode layer is a layer having a specific metal as a constitutional material or a layer having the specific metal in a coating layer, and the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O, and water and a lithium salt with a specific molar ratio with respect to the lithium-containing oxide.

Abstract: Provided are an all-solid-state lithium ion secondary battery including, in the following order, a positive electrode layer, a solid electrolyte layer, and a negative electrode layer, in which the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O and a lithium salt, in the amorphous solid electrolyte, a value of a ratio of a content of the lithium salt to a content of the lithium-containing oxide is 0.001 to 1.5 in terms of a molar ratio, and moisture contained in a laminate consisting of a positive electrode active material layer, the solid electrolyte layer, and a negative electrode active material layer is in a specific state; and a manufacturing method of the all-solid-state lithium ion secondary battery.

Abstract: Provided are a wound-type all-solid-state lithium ion secondary battery including a laminate in which a positive electrode layer, a solid electrolyte layer, and a negative electrode layer are arranged in this order, the laminate being wound around a core material, in which the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O and a lithium salt, and in the amorphous solid electrolyte, a value of a ratio of a content of the lithium salt to a content of the lithium-containing oxide is 0.001 to 1.5 in terms of a molar ratio; and a manufacturing method of the wound-type all-solid-state lithium ion secondary battery.

Abstract: A porous body design method using a computer causes the computer to execute, a plurality of times, a structure generation process of virtually generating a three-dimensional structure of a porous body on the computer on the basis of generation parameter values for generating the porous body, a characteristic prediction/calculation process of predicting or calculating the characteristics of the porous body having the three-dimensional structure generated by the structure generation process, an evaluation process of evaluating the characteristics of the porous body predicted or calculated by the characteristic prediction/calculation process, and an optimization process of changing the generation parameter values to search for optimal generation parameter values, in which the three-dimensional structure of the porous body is determined on the basis of evaluation results of the characteristics of the porous body obtained by the evaluation process.

Abstract: A biometric information display apparatus (30) for displaying a measurement result obtained by measuring a biometric signal, includes a maximum value calculation unit (63) configured to calculate a maximum value of the measurement result in a certain period of time for at least one of blocks into which a measurement area, in which the biometric signal is measured, is divided, a determination unit (64) configured to determine whether a measurement value in the at least one of blocks is greater than or equal to a threshold value obtained by multiplying the maximum value by a fractional value, the fractional value being determined in advance, and a display control unit configured to display, in response to an occurrence of an event in which the measurement value is determined to be greater than or equal to the threshold value, the measurement result in such a manner as to indicate the occurrence of the event.

Abstract: Provided as a mutant of ? glucuronidase suitable for homogeneous immunoassays is a ? glucuronidase mutant, wherein, in the amino acid sequence of Escherichia coli ? glucuronidase, methionine at position 516 is substituted with lysine, and tyrosine at position 517 is unsubstituted or substituted with a non-tyrosine aromatic amino acid.