Samsung Electro-mechanics Co., Ltd.

Chul Min Sim

Jung Wook Seo

Jong Sik Yoon

Hiroyuki Matsumoto

Han Wool Ryu

Jong Suk Jeong

Sang Kyun Kwon

Sung Jae Lee

Seong Jae Lee

Jong Suk Jung

Byeong Cheol Moon

Chang Hak Choi

Kang Heon Hur

Jong Ho Chung

An Fe-based nanocrystalline alloy is represented by Composition Formula, (FeMa)MBPCuM, where Mis at least one element selected from the group consisting of Co and Ni, Mis at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, Mis at least two elements selected from the group consisting of C, Si, Al, Ga, and Ge but necessarily includes C, and 0≤a≤0.5, 1.5<b≤3, 10≤c≤13, 0<d≤4, 0<e≤1.5, and 8.5≤g≤12.

Fe-based nanocrystalline alloy and electronic component using the same

A coil component includes a body having a coil portion embedded therein; and external electrodes connected to the coil portion, wherein the body includes a plurality of magnetic metal particles, and a plurality of indentations are formed in surfaces of at least some of the plurality of magnetic metal particles, and the surfaces of the magnetic metal particles connecting the plurality of indentations to each other are spherical.

Coil component

A magnetic powder contains magnetic particles, a first coating layer disposed on surfaces of the magnetic particles and containing a first glass, and a second coating layer disposed on the first coating layer and containing a second glass different from the first glass. A method of manufacturing magnetic powder includes preparing magnetic particles, forming a first coating layer containing a first glass on surfaces of the magnetic particles, and forming a second coating layer containing a second glass different from the first glass on the first coating layer.

Magnetic powder, and manufacturing method thereof

A chip electronic component includes a magnetic body including magnetic metal powder particles, an internal coil unit embedded in the magnetic body, and a cover unit disposed on at least one of upper and lower surfaces of the magnetic body and including a magnetic metal plate. The magnetic metal plate is cracked and includes a plurality of metal fragments.

Chip electronic component

Growing community of inventors

Suwon-si, South Korea

Chul Min Sim