A method, system, and apparatus for fabricating a high-strength Superconducting cable comprises pre-oxidizing at least one high-strength alloy wire, coating at least one Superconducting wire with a protective layer, and winding the high-strength alloy wire and the Superconducting wire to form a high-strength Superconducting cable.

A wire rod and steel wire having superior magnetic characteristics and a method for manufacturing same, wherein the wire rod and the steel wire can be used in transformers, vehicles, electric or electronic products, or the like which require low iron loss and high permeability. Provided are a wire rod and steel wire having superior magnetic characteristics and a method for manufacturing same, wherein the wire rod or the steel wire comprises, by wt %, 0.03 to 0.05% of C, 3.0 to 5.0% of Si, 0.1 to 2.0% of Mn, 0.02 to 0.08% of Al, 0.0015 to 0.0030% of N, and the remainder being Fe and unavoidable impurities. The wire rod and steel wire having directional properties may be provided by a general manufacturing process without using expensive alloying elements and without having to add a manufacturing facility.

A light guide assembly, comprising: a substrate and a light guide disposed on the substrate, wherein the top surface of the body comprises a first protrusion having a first slanting surface and a second slanting surface opposite to the first slanting surface for reflecting lights entering into the body, wherein a first outer surface of the body extends from a first lateral surface to the first slanting surface, wherein a highest point of the first slanting surface is located between the first lateral surface and a second lateral surface opposite to the first lateral surface, and a highest point of the second slanting surface is located between the first lateral surface and a lowest point of the second slanting surface.

A magnetic device having a first coil and a second coil, wherein the first coil is wound in a first direction when viewed from the first terminal part of the first coil, and the second coil is wound in a second direction when viewed from the third terminal part of the second coil, wherein the first direction and the second direction are opposite to each other for canceling magnetic fluxes generated by the first coil and the second coil.

A magnet wire including a conductor and an insulating coating formed on an outer periphery of the conductor. The insulating coating contains a copolymer containing a tetrafluoroethylene unit and a fluoroalkyl vinyl ether unit. The copolymer has a melt flow rate of 10 to 60 g/10 min, and the copolymer has a fluoroalkyl vinyl ether unit content of 6.2 to 8.0% by mass based on a total content of monomer units.

A magnetic structural body contains core-shell structure particles each including a core section and a shell section covering the surface of the core section. The core section is made of an alloy containing a first metal and a second metal. The shell section is made of an alloy which contains the first metal and the second metal and which has a first metal-to-second metal content ratio different from that of the core section. The first metal is a magnetic metal and has a standard redox potential higher than that of the second metal. The neighboring core-shell structure particles are linearly linked to each other.

A magnetic structural body contains core-shell structure particles each including a core section and a shell section covering the surface of the core section. The core section is made of an alloy containing a first metal and a second metal. The shell section is made of an alloy which contains the first metal and the second metal and which has a first metal-to-second metal content ratio different from that of the core section. The first metal is a magnetic metal and has a standard redox potential higher than that of the second metal. The neighboring core-shell structure particles are linearly linked to each other.

A wire coil component includes a shaped article, a wire wound around the shaped article, and terminal electrodes to which the ends of the wire are connected. The shaped article is formed from a magnetic resin containing a binder resin and a magnetic metal powder and has a thermal expansion coefficient of about 12 ppm/K or more and about 16 ppm/K or less (i.e., from about 12 ppm/K to about 16 ppm/K) from 55 C. to 150 C.

A wire coil component includes a shaped article, a wire wound around the shaped article, and terminal electrodes to which the ends of the wire are connected. The shaped article is formed from a magnetic resin containing a binder resin and a magnetic metal powder and has a thermal expansion coefficient of about 12 ppm/K or more and about 16 ppm/K or less (i.e., from about 12 ppm/K to about 16 ppm/K) from 55 C. to 150 C.

A coil and an energy conversion device are provided. The coil includes an enameled wire wound, and wherein the enameled wire includes a conductor portion, the conductor portion is made of materials including a base material and at least one of graphene and carbon nanotubes. A percentage of the base material in the materials is in a range of 70% to 99.8%, a percentage of the graphene in the materials is in a range of 0.2% to 30%, and a percentage of the carbon nanotubes in the materials is in a range of 0.2% to 30%. In this way, it is possible to simultaneously improve the conductivity and fatigue resistance characteristics of the enameled wire.