国家/地区 韩国（4） 美国（2）
IPC部 C（4）
IPC大类 C09（4） G01（2） G02（2）
IPC小类 C09D（4）
IPC C09D001/00（2） G01N033/00（2） G02B006/12（2）
发明人 LEE K B（2） LEE Y（2） NAM Y（2）
OH I H（2） SONG Y（2）
公开年 2021（2）
申请年 2020（2） 
专利权人 KOREA INST SCI TECHNOLOGY（4）

Sensor useful in detecting nitrogen dioxide for hospitals, medical facilities, medicinal manufacturing, and chemical handling industries, comprises graphene sheet positioned on substrate, and tungsten oxide nanorods doped on graphene sheet.

LEE K B, NAM Y, LEE S Y, LEE Y, KIM J, OH I H

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

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

Producing physically contactable graphene electro-optic modulator used in system for modulating optical signal traveling along optical waveguide according to electrical signal, comprises e.g. forming metal electrodes on oxide film.

SONG Y, LEE S J, LEE S