国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/19（3）
发明人
公开年
申请年
专利权人 UNIV PEKING（3）

Enhancement of third harmonic of graphene material involves preparing graphene film, measuring third harmonic spectrum, coating quantum dot film, and selecting two-photon absorption wavelength to resonate with laser emission wavelength.

LIU K, WU C, HONG H

Preparation of intrinsic few-layer graphene by preparing raw material with dried iron(III) chloride and flake graphite, mixing octylamine and dimethylformamide, sintering, processing with mixed bulking agent, washing and separating.

LIU L, HAN Z, LI Z, LI R, WANG E

Preparing graphene powder comprises e.g. reducing and preprocessing the crystalline flake graphite, then adding lithium and liquid ammonia to pretreated crystalline flake graphite, volatilizing liquid ammonia and adding water or dilute acid.

ZHANG J, YANG L, SUN Y, ZHAO F