Lg Chem, Ltd

Samsung Electronics Co., Ltd.

Yeon Wook Jung

Hyun Jun Jung

Sung Joon Oh

Sang Hak Kim

Jong Won Lee

Sang Bong Jeon

Sang Bae Lee

The present invention relates to an active material analysis apparatus for analyzing an active material of a battery. An active material analysis apparatus of the present invention may comprise: a lower plate at which an electrode is located; an upper plate which is coupled to the lower plate with the electrode disposed therebetween; a sealing member positioned at a joint part between the upper plate and the lower plate; and a coupling member for coupling the upper plate and the lower plate, wherein: the upper plate includes an opening provided to allow a light source to be radiated to the electrode; an electrolyte is filled in a space between the upper plate and the lower plate; the opening is covered by glass; and the upper plate faces a liquid surface formed by the electrolyte and is positioned at a position higher than that of the liquid surface.

Active material analysis apparatus

Growing community of inventors

Daejeon, South Korea

Yeon Wook Jung