Samsung Electronics Co., Ltd.

Korea Institute of Science and Technology

Yonsei University

Dong Won Chun

Sei Ill Jeon

Seung Wook Suh

Andy Shin

Sung Kyung Lee

Min Jung Kang

Kyung Ho Chai

Jeong Min Kim

Young Seok Lee

Hyoung Sub Choi

Hyung Jun Kim

Sang Ho Park

Jinnam Kim

Sung Jong Yoo

Joo Hyung Lee

Hee-Young Park

Yo Han Kim

Joo Hee Ryu

Jong Hyun Shin

Jae Jun Kim

Yeon Young Nam

Gyoo Sang Choi

Jong Soo Jeon

Chan Young Lee

Hwan Woong Choi

Su Young Jung

Min Kyung Cho

Jin-Yoo Suh

Young-Su Lee

Woo Young Shim

Deok Sang Yun

Hyesoo Kim

Sung Hoon Jung

Yu Na Park

Joon Taek Lee

Jong Bum Won

Jae Moon Song

Lim Eun-Sun

Jaeyoung Hong

Eun-Sun Lim

Jee-Hwan Bae

According to an embodiment of the present invention, the method includes: (a) preparing a liquid cell containing a palladium precursor solution; (b) applying electron beams to the palladium precursor solution contained in the liquid cell; and (c) generating palladium hydride nanoparticles having the hcp crystal structure in the palladium precursor solution.

Palladium hydride having hcp crystal structure and preparation method thereof

The present invention relates to: layered iron arsenide (FeAs), which is more particularly layered FeAs, which, unlike the conventional bulk FeAs, has a two-dimensional (2D) crystal structure, has the ability to be easily exfoliated into nanosheets, and has superconductivity; a method of preparing the same; and a FeAs nanosheet exfoliated from the same.

Layered FeAs, method of preparing same, and FeAs nanosheet exfoliated from same

Water pail for drying machine

A vacuum cleaner includes a main body including a fan motor to generate suction force, a suction unit connected to the main body to suction foreign matter from a surface to be cleaned in a state of contacting the surface, a dust collector separatably mounted to the main body to separate and collect foreign matter from air suctioned by the suction unit, and a wheel assembly to move the main body, wherein the main body is rotatable independently of the wheel assembly such that the main body rotates to change a movement direction thereof and the main body is moved in the changed direction by the wheel assembly.

Growing community of inventors

Seoul, South Korea

Dong Won Chun