A light-emitting device can be folded in such a manner that a flexible light-emitting panel is supported by a plurality of housings which are provided spaced from each other and the light-emitting panel is bent so that surfaces of adjacent housings are in contact with each other. Furthermore, in the light-emitting device, in which part or the whole of the housings have magnetism, the two adjacent housings can be fixed to each other by a magnetic force when the light-emitting device is used in a folded state.

A soft magnetic alloy comprising a main component having a compositional formula of ((Fe.sub.(1−(α+β))X1.sub.αX2.sub.β).sub.(1−(a+b+c))M.sub.aB.sub.bCr.sub.c).sub.1−dC.sub.d, and a sub component including P, S and Ti, wherein X1 is selected from the group Co and Ni, X2 is selected from the group Al, Mn, Ag, Zn, Sn, As, Sb, Bi and rare earth elements, “M” is selected from the group Nb, Hf, Zr, Ta, Mo, W and V, 0.030≤a≤0.14, 0.005≤b≤0.20, 0<c≤0.040, 0≤d≤0.040, α≥0, β≥0, and 0≤α+β≤0.50 are satisfied, when soft magnetic alloy is 100 wt %, P is 0.001 to 0.050 wt %, S is 0.001 to 0.050 wt %, and Ti is 0.001 to 0.080 wt %, and when a value obtained by dividing P by S is P/S, then P/S satisfies 0.10≤P/S≤10.

A magnetic light-emitting structure and fabrication method for manufacturing a magnetic light-emitting element are provided. The fabrication method comprises providing a magnetic metal composite substrate, wherein a second metal layer is respectively disposed on an upper and lower surface of a first metal layer; forming a connecting metal layer, an epitaxial layer and a plurality of electrode unit on top; and performing a complex process, which removes the second metal layer on the lower surface of the first metal layer and part of the first metal layer and performs cutting according to the number of the electrode unit, so as to form a plurality of epitaxial die. Each epitaxial die corresponds to an electrode unit to form a magnetic light-emitting element. The proposed method improves soft magnetic properties of an original substrate and enables dies to reverse spontaneously, thereby used perfectly for industrial mass transfer technology.

A method of fabricating a magnetic component structure with thermal conductive filler, including steps of providing a mold with a coil mounted therein, potting the mold with a thermal conductive material to form a thermal conductive filler encapsulating at least a portion of said coil, releasing the thermal conductive filler and the coil from the mold, and combining the thermal conductive filler with magnetic cores to form a magnetic component structure.

A light-emitting device can be folded in such a manner that a flexible light-emitting panel is supported by a plurality of housings which are provided spaced from each other and the light-emitting panel is bent so that surfaces of adjacent housings are in contact with each other. Furthermore, in the light-emitting device, in which part or the whole of the housings have magnetism, the two adjacent housings can be fixed to each other by a magnetic force when the light-emitting device is used in a folded state.

An electronic component includes an insulator portion in which insulating layers are laminated; inner conductors each having a strip shape and embedded in the insulator portion; and first and second external electrodes which face an outer surface of the insulator portion and are electrically connected to the inner conductors. Also, from 3 to 5 of the inner conductors are provided and the inner conductors being laminated with the insulating layers interposed therebetween, a total sectional area of the inner conductors is from 0.1 mm.sup.2 to 0.5 mm.sup.2, and when a thickness and a width of the inner conductor are designated as t1 and w4, respectively, a distance between the inner conductors is designated as t2, t1/w4 is designated as x, and t2/t1 is designated as y. When the number of the inner conductors is 3, (x,y) is a region surrounded by A(0.051,1.0), B(0.051,5.9), C(0.2,5.9), D(0.2,4.4), and E(0.1,1.4).

An electronic component includes an insulator portion in which insulating layers are laminated; inner conductors each having a strip shape and embedded in the insulator portion; and first and second external electrodes which face an outer surface of the insulator portion and are electrically connected to the inner conductors. The insulator portion has upper and lower surfaces facing each other, first and second end surfaces facing each other, and first and second side surfaces facing each other. Each of the inner conductors has a first main surface which is a main surface on the upper surface side and a second main surface which is a main surface on the lower surface side. The inner conductors are laminated with the insulating layers interposed therebetween. Each inner conductor has a line portion and a first extended portion and a second extended portion located at both ends of the line portion.

An electromagnetic sensor for use in a variety of applications requiring extremely high sensitivity, such as measuring power and characteristics of incident electromagnetic radiation includes a superconducting layer that carries an exchange field for providing a spin splitting effect of charge carriers in the superconducting layer, a metal electrode, and an insulating layer arranged between the superconducting layer and metal electrode to form a spin filter junction therebetween. The electromagnetic sensor provides an antenna including a wave collecting element, in contact with the superconducting layer to convey thereinto external electromagnetic waves that are generated by an external source. An electric measurement device provides an output signal responsive to the amplitude and frequency of the external electromagnetic waves, and contacts the metal electrode to measure an electric current or voltage caused by the spin splitted charge carrier flow from the superconducting layer through the spin filter junction into the metal electrode.

The invention provides method for making high coercivity magnetic materials based on FeNi alloys having a L1.sub.0 phase structure, tetratenite, and provides a system for accelerating production of these materials. The FeNi alloy is made by preparing a melt comprising Fe, Ni, and optionally one or more elements selected from the group consisting of Ti, V, Al, B, C, Mo, Ir, and Nb; cooling the melt and applying extensional stress and a magnetic field. This is followed by heating and cooling to form the L10 structure.

A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.