Abstract: Provided is a heat exchange promotion member and a heat exchanger that can improve heat transfer performance while holding down an increase in pressure drag of a fluid that exchanges heat with the heat exchange promotion member. A heat dissipation fin 14 of the present invention is a heat exchange promotion member that exchanges heat with a flowing fluid. The heat dissipation fin 14 includes a planar part 12 which is a surface substantially parallel to the fluid flowing direction and a raised part 13 that protrudes from the planar part 12 toward the fluid. The raised part 13 has a portion slanted relative to the direction in which the fluid flows, and there are a plurality of the raised parts 13 formed spaced apart from one another in the fluid flowing direction.

Abstract: A positive electrode disclosed here includes: a positive electrode current collector; and a positive electrode active material layer supported by the positive electrode current collector. The positive electrode active material layer includes a first lithium composite oxide having a layered structure and a second lithium composite oxide having a layered structure. In the first lithium composite oxide, a mole ratio of Li to a metal other than Li is 0.90 to 0.97. In the second lithium composite oxide, a mole ratio of Li to a metal other than Li is 1.10 to 1.20. A crystallite size of a (104) plane of the first lithium composite oxide is 400 ? to 600 ?. A crystallite size of a (104) plane of the second lithium composite oxide is larger than the crystallite size of the (104) plane of the first lithium composite oxide.

Abstract: A vehicle includes: a power unit including a transmission that changes the speed of rotation produced by output power of a drive source for travel and a case accommodating the transmission, the transmission including a pivotally supported change shaft, the change shaft being angularly movable about an axis to change a gear ratio of the transmission; and an operation unit that operates to angularly move the change shaft, the operation unit including an electric motor and a power transmission structure that transmits power of the electric motor to the change shaft in the form of rotational power by which the change shaft is angularly moved. The operation unit is mounted on an exterior of the case.

Abstract: The invention provides a high-molecular-weight polyethylene glycol derivative that does not cause vacuolation of cells. The degradable polyethylene glycol derivative is represented by the following formula (1): wherein m is 1-7, n1 and n2 are each independently 45-682, p is 1-4, R is an alkyl group having 1-4 carbon atoms, Z is an oligopeptide with 2-8 residues composed of neutral amino acids excluding cysteine, Q is a residue of a compound having 2-5 active hydrogens, X is a functional group capable of reacting with a bio-related substance, and L1, L2, L3, L4 and L5 are each independently a single bond or a divalent spacer.

Abstract: Provided is a method that enables production of a positive electrode active material having a high nickel content and capable of imparting high output to a lithium ion secondary battery without using an oxygen atmosphere. A method for producing a positive electrode active material disclosed here includes: performing a heat treatment on a hydroxide in which a ratio of a nickel content to a total content of all the metal elements is 60% by mole or more, in an air atmosphere to thereby obtain an oxide having primarily a spinel structure; mixing the oxide with a Li-containing compound to thereby obtain a mixture; and firing the mixture in an air atmosphere to thereby convert the mixture to a lithium composite oxide with a layered rock salt structure. In the oxide having primarily a spinel structure, a peak integrated intensity ratio of a (003) plane to a (440) plane is 1.5 or less, and a peak integrated intensity ratio of the (440) plane to a (311) plane is 4.

Abstract: A manufacturing method disclosed herein includes: an initial solution preparation step of preparing an initial solution containing at least water, and a crystallization step of preparing a reaction solution by adding, to the initial solution, a water-soluble salt of lithium, a water-soluble salt of a transition metal, an ammonium ion donor, and a strongly basic compound, and precipitating the precursor particles in the reaction solution.

Abstract: A manufacturing method disclosed herein includes a preparation step of preparing nickel hydroxide as a Ni source, the nickel hydroxide having a BET specific surface area of 10 m2/g or more and 30 m2/g or less and a D50 particle diameter of 2 ?m or more and 10 ?m or less; and a reaction step of mixing and sintering at least the nickel hydroxide and a Li source to obtain a Ni-containing lithium complex oxide by a solid-phase reaction method.

Abstract: An electrode using a carbon nanotube as a conductive material, and excellent in resistance characteristics is provided. An electrode for a secondary battery herein disclosed has a collector, and an active material layer formed on the collector. The active material layer includes an active material and a carbon nanotube. At least a part of the surface of the carbon nanotube is coated with a material including an element with a lower electronegativity than that of carbon.

Abstract: A synchronous reluctance motor of an embodiment includes a columnar rotor iron core at a center of which a rotary shaft is disposed, and a flux barrier slit group provided for each magnetic pole of the rotor iron core, the slit group includes an outer layer slit disposed along an outer circumferential edge portion of the rotor iron core, and an inner layer slit having both end portions positioned close to an outer circumference of the rotor iron core on opposite sides of the outer layer slit in a circumferential direction, the inner layer slit having a curved shape that is convex toward a central side of the rotor iron core, and a permanent magnet is disposed in the inner layer slit.

Abstract: The present disclosure can bring excellent output characteristics to a nonaqueous electrolyte secondary battery that uses a cathode active material containing tungsten while desired durability is secured. The battery of the present disclosure includes a cathode, an anode, and a nonaqueous electrolyte. The cathode includes a cathode active material layer that contains a granular cathode active material. The cathode active material includes a core part that contains a lithium-transition metal composite oxide of a layered structure; a tungsten-concentrated layer that is formed over a surface of the core part and has a higher tungsten concentration than in the core part; and a lithium-tungsten compound particle that adheres to at least part of a surface of the tungsten-concentrated layer and contains tungsten and lithium. In the battery of the present disclosure, the tungsten-concentrated layer has an amorphous structure. This can bring excellent output characteristics while desired durability is secured.

Abstract: An antibody-drug conjugate represented by formula (I): (where Ab is an antibody, X is a group represented by formula (X-1), formula (X-2) or formula (X-3): (where at the left represents the binding site with NH and at the right represents the binding side with D), D is a group represented by formula (D-1) or formula (D-2): (where represents the binding site with X), and n is in the range of about 1 to about 8).

Abstract: A non-aqueous electrolyte secondary battery that has a low initial resistance and an increase in resistance after charging and discharging is suppressed. The secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode includes a positive electrode active substance layer, which contains a lithium composite oxide having a layered structure. The lithium composite oxide is a porous particle. A surface of the porous particle includes a layer having a rock salt type structure. A thickness of the layer is not less than 5 nm and not more than 80 nm. A void ratio of the porous particle is not less than 15% and not more than 48%. The porous particle contains two or more voids having diameters that are at least 10% of the particle diameter of the porous particle. The surface of the porous particle includes a coating of lithium tungstate.

Abstract: A non-aqueous electrolyte secondary battery is obtained using a lithium composite oxide having a layered structure in a positive electrode active substance. An increase in resistance following repeated charging and discharging is suppressed. The battery includes a positive electrode provided with a positive electrode active substance layer, a negative electrode and a non-aqueous electrolyte. The positive electrode active substance layer contains a porous particle lithium composite oxide having a layered structure. The average void ratio of the porous particle is not less than 12% but not more than 50%, and it contains two or more voids having diameters that are at least 8% of its particle diameter. The surface of the porous particle is provided with a coating of lithium tungstate. The coverage ratio of the surface of the porous particle by the lithium tungstate is not less than 10% but not more than 65%.

Abstract: Provided is a positive electrode for a secondary battery in which carbon nanotubes are used, of which an initial resistance is small, and that suppresses an increase in resistance when charging and discharging are repeated. The positive electrode for a secondary battery disclosed herein includes a positive-electrode current collector and a positive-electrode active material layer provided on the positive-electrode current collector. The positive-electrode active material layer contains a positive-electrode active material and carbon nanotubes, and substantially does not contain a resin binder. The positive-electrode active material layer includes a layer-like region that is in contact with the positive-electrode current collector, and a region other than the layer-like region. Both of the layer-like region and the region other than the layer-like region contain carbon nanotubes.

Abstract: Provided is a method for enabling recovery of metal element leaching capacity of a deep eutectic solvent used for leaching a metal element from an ore containing the metal element. A method for recycling a hydrophobic deep eutectic solvent disclosed here includes: preparing a hydrophobic deep eutectic solvent used for leaching a metal element from an ore containing the metal element; and bringing the hydrophobic deep eutectic solvent and hydrochloric acid into contact with each other. In the hydrophobic deep eutectic solvent, a hydrogen bond donor is a carboxy group-containing compound, and a hydrogen bond acceptor is chloride salt. The amount of use of the hydrochloric acid is such that hydrogen chloride is 1 mole or more with respect to 1 mole of the hydrogen bond acceptor.

Abstract: A non-aqueous electrolyte secondary battery is obtained using a lithium composite oxide having a layered structure in a positive electrode active substance. An increase in resistance following repeated charging and discharging is suppressed. The battery includes a positive electrode provided with a positive electrode active substance layer, a negative electrode and a non-aqueous electrolyte. The positive electrode active substance layer contains a porous particle lithium composite oxide having a layered structure. The average void ratio of the porous particle is not less than 12% but not more than 50%, and it contains two or more voids having diameters that are at least 8% of its particle diameter. The surface of the porous particle is provided with a coating of lithium tungstate. The coverage ratio of the surface of the porous particle by the lithium tungstate is not less than 10% but not more than 65%.

Abstract: A non-aqueous electrolyte secondary battery which is obtained using a lithium composite oxide having a layered structure and coated with a tungsten-containing compound in a positive electrode active substance, and which has a low initial resistance, and in which an increase in resistance following repeated charging and discharging is suppressed. The non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a non-aqueous electrolyte. The positive electrode includes a positive electrode active substance layer containing a lithium composite oxide having a layered structure. The lithium composite oxide includes a porous particle having a void ratio of not less than 20% but not more than 50%. The porous particle contains two or more voids having diameters that are at least 10% of the particle diameter of the porous particle. The surface of the porous particle is provided with a coating containing tungsten oxide and lithium tungstate.

Abstract: Provided are particles convertible to a lithium transition metal composite oxide that can reduce an initial resistance of a lithium ion secondary battery. The particles disclosed here are particles convertible to a lithium transition metal composite oxide by firing. Each of the particles includes lithium and a transition metal element. The particles have an average particle size of 2.0 ?m or more. In the case of obtaining a reflected electron image of the particles with a scanning electron microscope, a domain observed as a brightest region in the particles has a maximum diameter less than 1 ?m.

Abstract: An electrode using a carbon nanotube as a conductive material, and excellent in resistance characteristics is provided. An electrode for a secondary battery herein disclosed has a collector, and an active material layer formed on the collector. The active material layer includes an active material and a carbon nanotube. At least a part of the surface of the carbon nanotube is coated with a material including an element with a lower electronegativity than that of carbon.

Abstract: A non-aqueous electrolyte secondary battery which is obtained using a lithium composite oxide having a layered structure and coated with a tungsten-containing compound in a positive electrode active substance, and which has a low initial resistance, and in which an increase in resistance following repeated charging and discharging is suppressed. The non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a non-aqueous electrolyte. The positive electrode includes a positive electrode active substance layer containing a lithium composite oxide having a layered structure. The lithium composite oxide includes a porous particle having a void ratio of not less than 20% but not more than 50%. The porous particle contains two or more voids having diameters that are at least 10% of the particle diameter of the porous particle. The surface of the porous particle is provided with a coating containing tungsten oxide and lithium tungstate.