国家/地区 印度（2） 美国（2）
IPC部 B（3） H（3） C（2）
G（2）
IPC大类 C01（2） G06（2） H01（2）
IPC小类 C01B（2）
IPC
发明人 DAS S（5）
公开年 2021（5）
申请年 2020（2） 
专利权人 TATA STEEL L.（2）

Improved method for preparation of graphene oxide from natural graphite in modified dual drive planetary ball mill, involves peeling or de-laminating graphite powder / flake occurred during milling process inside dual drive high energy planetary ball mill.

ROUT T K, DAS S, SAHU A K, DASH P, BISWAL S K, MISRA B K

Preparing copper graphene nanocomposite coated aluminum alloy involves preparing base electrolytic bath by mixing copper sulfate pentahydrate, sulfuric acid, adding graphene into base electrolytic bath, adding one dispersing agent into bath.

GHADAI R K, KALITA K, SHARMA A, DAS S, SHIVAKOTI I

Physically unclonable function (PUF) used in sensor device, has FET including main layer that is connected to source and drain, and gate oxide layer is positioned between first layer and back-gate electrode, and provided as multiple FETs.

DAS S, DODDA A

Operating a light control phototransistor device as an artificial photonic synapse comprises applying first fixed voltage to gate of phototransistor and second fixed voltage across graphene source-drain channel, applying presynaptic signal and measuring current across graphene source-drain channel.

THOMAS J, ROY T, DAS S, PRADHAN B, LI J

Synthesizing reduced graphene oxide from coal tar pitch involves heating the coal tar pitch in presence of air followed by cooling down allowing minimal interaction of the coal tar pitch with the air.

CHOUDHARY S K, DAS S, KULKARNI G U R, PUJAR R N