国家/地区 中国（8） 美国（2）
IPC部 C（10）
IPC大类 C01（10） H01（9）
IPC小类 C01B（10）
IPC C01B032/194（5） H01M004/58（3） H01M010/0525（3）
C01B025/45（2） C01B032/184（2） C01B032/19（2）
C01B032/914（2） H01G011/86（2） H01M004/36（2）
H01M004/62（2） H01M010/054（2）
发明人 LIU Y（10）
公开年 2022（10）
申请年 2022（10）
专利权人 UNIV TSINGHU.（2）

Positive electrode material, comprises inner layer material and coating layer covering inner layer material, where inner layer material is lithium iron manganese phosphate based compound, coating layer comprises niobium carbide MXene and carbon.

PENG X, WANG X, LIU Y

Olivine type composite anode material useful in supercapacitors, lithium-ion batteries and/or lithium-sulfur batteries, comprises composite phase and matrix i.e. lithium-metal-manganese-iron-metal phosphate complex.

CHEN Y, LIU Y, SHAO Z

Nickel disulfide cross nano-flower material comprises material form is nickel -disulfide-cross-nano-flower structure anchored on graphene, where material is prepared by simple one-step hydrothermal method.

LIU Y, CHENG W, MIN Y

Preparation of three-dimensional printed niobium carbide/reduced graphene oxide composite sodium metal negative electrode for rechargeable battery used in e.g. mobile phone, by preparing graphene oxide dispersion liquid, and mixing with niobium carbide and zinc sulfate heptahydrate solutions.

LI X, KONG D, XU T, YANG H, LIU Y, WANG Y

Recycling waste lithium battery graphite cathode electrode involves sequentially subjecting graphite layer in graphite cathode of waste lithium battery to acid leaching, ultrasonicating, freeze drying, mechanically stripping and extracting.

TAN Q, YU J, LI J, ZHAO Y, LIU Y

Micro-LED apparatus for use in system that may be incorporated in e.g. cell phone, has light-emitting device on substrate, and a set of red emission carbon quantum dots comprising single- or multi-layer of nitrogen-doped graphene particles.

LIU Y, CHENG L

Preparation method of high density smooth graphene heat conducting film, involves completing graphene film densification process by programmed temperature and programmed pressure, and obtaining high-density smooth graphene film.

LIU Y, CHENG H, HUANG K, WANG G, WEI T

Preparation of graphene film used in self-supporting flexible supercapacitor electrode, involves preparing graphene nanosheets, preparing graphene slurry having preset viscosity, and patterning self-supporting graphene film.

SHI J, LIU Y, TIAN W, ZHANG L, WANG Q

Weakly coupled enhanced graphene film for use in graphene photoelectric device, comprises an enhanced graphene structure based on weak coupling, where the enhanced graphene structure based on weak coupling comprises many graphene units stacked vertically; the graphene unit is a single graphene sheet.

LIU Y, FANG W, LI L, PENG L, GAO C, GOO C, FENG L, WEE D

Preparing electrically functionalized graphene electron microscope carrier net comprises adopting aromatic diazonium salt with electron-donating group or electron-withdrawing group, laying hydrocarbon mixture on surface of modified graphene film, and transferring to electron microscope carrier grid.

NI X, LIU Y, LU Y, LIU N, RAO Y, GUO C, WANG H