国家/地区 韩国（3）
IPC部 C（3） B（2） G（2）
IPC大类 C09（3） C23（2）
IPC小类 C09D（3）
IPC C09D201/00（2）
发明人
公开年 2021（3）
申请年 2020（3） 
专利权人 KOREA INST SCI TECHNOLOGY（3）

Ammonia gas detection sensor useful in gas detection device to monitor and detect flammable, explosive and toxic gas comprises board, graphene sheet positioned on substrate and metal nanoparticles located on graphene sheet.

LEE K B, NAM Y, NAM J H, YOON S, LEE Y, NAH I W, OH I H

Graphene composite barrier film comprises organic thin film provided on inorganic thin film, graphene film, and primer layer provided between organic thin film and graphene film.

KIM M J, JANG S G, AHN S, TAE Y H, KIM J H, KIM H

Manufacture of polymer waveguide e.g. optical waveguide for passively mode-locked laser, involves forming cladding layer comprising polymer on substrate, removing portion of cladding layer to form groove for waveguide, and forming core accommodating dispersed graphene on groove.

RYU B, SONG Y, RYU B W