Abstract: Disclosed is a polymerizable composition for an optical material containing polyisocyanate (a) including aliphatic polyisocyanate (a1) and a modified aliphatic polyisocyanate (a2); and polythiol (b) having a di- or higher functional thiol group, in which the modified aliphatic polyisocyanate (a2) is contained in the polyisocyanate (a) in the amount of less than or equal to 60 weight %.

Abstract: A multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on the inner side of the base material layer 10. The adhesive layer 11 includes [A] a thermoplastic resin having a melt flow rate of 15 g/10 min to 1,000 g/10 min at 190° C. and a load of 2.16 kg, [B] an organically treated layered silicate, and [C] a deterioration inhibitor. The shear viscosity at 150° C. of the adhesive layer 11 is 300 Pa·s or more at a shear rate of 0.1 s?1 and 200 Pa·s or less at a shear rate of 100s?1.

Abstract: A thermionic power generator includes an emitter generating thermions and a collector collecting the thermions. The emitter includes an emitter substrate having an electric conductivity, a low resistance layer stacked to the emitter substrate and made of an n-type diamond semiconductor that includes phosphorus as a donor, and an electron emission layer stacked to the low resistance layer and made of an n-type diamond semiconductor that includes nitrogen as a donor. The collector includes a collector substrate having an electric conductivity and is disposed opposite to the emitter via a clearance. The electron emission layer has a thickness equal to or less than 40 nm.

Abstract: A semiconductor device includes a MISFET having: a diamond substrate; a drift layer having a first layer with a first density for providing a hopping conduction and a second layer with a second density lower than the first density, and having a ? dope structure; a body layer on the drift layer; a source region in an upper portion of the body layer; a gate insulation film on a surface of the body layer; a gate electrode on a surface of the gate insulation film; a first electrode electrically connected to the source region and a channel region; and a second electrode electrically connected to the diamond substrate. The MISFET flows current in the drift layer in a vertical direction, and the current flows between the first electrode and the second electrode.

Abstract: A multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on an inner side of the base material layer 10. The adhesive layer 11 does not flow at a temperature of 135° C. and includes a thermoplastic resin and a viscosity characteristics modifier composed of at least one selected from the group consisting of silica, an organically treated layered silicate, and a deterioration inhibitor. In the case where the multilayered heat-recoverable article 1 is used to cover an insulated electrical wire which includes a conductor and a polyvinyl chloride layer provided on the outer periphery thereof, cracks do not occur in the polyvinyl chloride layer under heating conditions at 135° C. for 200 hours.

Abstract: An object of the present invention is to provide a heat-recoverable article that thermally shrinks in a suitable temperature range and that does not easily split, and a wire splice and a wire harness that use the heat-recoverable article. The heat-recoverable article according to the present invention is a cylindrical, heat-recoverable article including a base layer. The base layer contains two or more polyolefin-based resins and a flame retardant, the base layer has a single melting-point peak temperature, the melting-point peak temperature is 112° C. or more and 128° C. or less, and a heat of fusion of the base layer is 60 J/g or more and 85 J/g or less. A heat of fusion of a total resin component of the base layer is preferably 80 J/g or more and 135 J/g or less.

Abstract: A diamond crystal according to the present invention has an NV region containing a complex (NV center) of nitrogen substituted with a carbon atom and a vacancy located adjacent to the nitrogen, on a surface or in the vicinity of the surface, wherein the NV region has a donor concentration equal to or higher than the concentration of the NV centers, or a crystal of the NV region is a {111} face or a face having an off-angle that is ±10 degrees or less against the {111} face, and a principal axis of the NV center is a <111> axis that is perpendicular to the {111} face. Such a diamond crystal enables almost 100% of the NV center to be a state (NV?) of having a negative electric charge, and spin states of the NV? centers to be aligned in one direction.

Abstract: 1,4-bis(isocyanatomethyl)cyclohexane contains 70 mol % or more and 95 mol % or less of a trans isomer relative to a total amount of a cis isomer and the trans isomer, and 0.

Abstract: 1,4-bis(isocyanatomethyl)cyclohexane contains 70 mol % or more and 95 mol % or less of a trans isomer relative to a total amount of a cis isomer and the trans isomer, and 0.

Abstract: The present invention provides a diamond semiconductor device which includes: a diamond substrate; a diamond step section disposed over substrate surface of the diamond substrate having a {001} crystal face to rise substantially perpendicularly to substrate surface; an n-type phosphorus-doped diamond region; and a diamond insulation region. In the diamond step section, a first step section having a {110} crystal face over a side surface is integrated with a second step section having a {100} crystal face over a side surface. The phosphorus-doped diamond region is formed by crystal growth started from base angle of the step shape of the first step section over the side surface of the first step section and substrate surface of the diamond substrate as growth base planes. The diamond insulation region is formed by crystal growth over the side surface of the second step section and substrate surface of the diamond substrate as growth base planes.

Abstract: Disclosed is a polymerizable composition for an optical material containing polyisocyanate (a) which is obtained from a plant-derived raw material and includes a modified product of aliphatic polyisocyanate, and polyol (d) which is a plant-derived compound.

Abstract: Disclosed is a polymerizable composition for an optical material containing polyisocyanate (a) which is obtained from a plant-derived raw material and includes a modified product of aliphatic polyisocyanate, alicyclic polyisocyanate (b), and polyol (c) which has a hydroxyl value of 300 mgKOH/g to 650 mgKOH/g and the average number of functional groups of 2 or more and less than 7, and which is obtained from a plant-derived raw material.

Abstract: The eyewear material is an eyewear material containing thermoplastic polyurethane. The eyewear material has a tan ? peak at both less than 0° C. and 0° C. or more and 70° C. or less observed in dynamic viscoelasticity measurement in tensile mode under the measurement conditions of a temperature increase speed of 5° C./min and a measurement frequency of 10 Hz.

Abstract: In a method for producing 1,5-pentamethylenediamine, a lysine decarboxylase-expressing microorganism that is subjected to a treatment is used.

Abstract: A method for producing trans-bis(aminomethyl)cyclohexane includes a trans-isomerization step in which cis-dicyanocyclohexane is isomerized into trans-dicyanocyclohexane by heating dicyanocyclohexane containing cis-dicyanocyclohexane in the presence of a tar component produced by distillation of dicyanocyclohexane; and an aminomethylation step in which trans-dicyanocyclohexane produced by the trans-isomerization step is allowed to contact with hydrogen to produce trans-bis(aminomethyl)cyclohexane.

Abstract: An object of the present invention is to provide a multilayered heat-recoverable article in which an adhesive layer easily flows during heat shrinkage to ensure adhesiveness with an adherend and does not flow out from a base material layer after heat shrinkage, and a wire splice and a wire harness that include a tube formed by thermally shrinking such a multilayered heat-recoverable article. The multilayered heat-recoverable article (1) according to the present invention includes a cylindrical base material layer (10), and an adhesive layer (11) formed on an inner circumferential surface of the base material layer. The adhesive layer (11) is formed of a resin composition that contains a polyamide as a main component and that does not substantially contain an inorganic filler. The resin composition is cross-linked by irradiation with ionizing radiation. A shear viscosity of the adhesive layer (11) at 150° C. is 300 Pa·s or more at a shear rate of 0.01 s?1 and 200 Pa·s or less at a shear rate of 100 s?1.

Abstract: It is an object of the present invention to provide a heat-recoverable article which heat-shrinks in an appropriate temperature range, in which the occurrence of bloom and bleeding is small, and which has excellent resistance to copper-induced damage; and a wire splice and a wire harness each including the heat-recoverable article. A heat-recoverable article according to the present invention has a cylindrical shape and includes a base material layer, in which the base material layer contains an antioxidant and two or more polyolefin resins, the base material layer has one melting-point peak temperature, the melting-point peak temperature is 112° C. to 128° C., the heat of fusion of all of the resin components of the base material layer is 80 to 130 J/g, and the oxidation induction temperature of the base material layer is 265° C. to 280° C.

Abstract: A Pentamethylene diisocyanate is obtained by phosgenating pentamethylenediamine or its salt obtained by a biochemical method, and contains 5 to 400 ppm of a compound represented by the general formula (1) below and a compound represented by the general formula (2) below in total:

Abstract: A Pentamethylene diisocyanate is obtained by phosgenating pentamethylenediamine or its salt obtained by a biochemical method, and contains 5 to 400 ppm of a compound represented by the general formula (1) below and a compound represented by the general formula (2) below in total:

Abstract: According to one embodiment, a social information distribution apparatus apportions and accumulates, for items classified, basic information including a position of each of a plurality of information sources and social information transmitted in time series from each of the plurality of information sources, analyzes the accumulated social information, modifies and processes the social information, updates the social information as some of the items, selects social information to be broadcast, determines a broadcast format including at least classification of broadcast ranges, a broadcasting time, and a repetition count within the broadcasting time when broadcasting the selected social information, and transmits the selected social information to a designated broadcast range by a broadcast wave.