Abstract: Disclosed are an aromatic heterocyclic compound and an application thereof. The aromatic heterocyclic compound is represented by formula I, and the compound has good LSD1 enzyme inhibitory activity, and can be used as an LSD1 inhibitor for treatment of tumors etc.

Abstract: A cathode active material includes a composition expressed as: Li1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21??O2; or Na1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21??O2; where: M1 represents a core composition comprising of Ni, Mn, and/or Co or a combination of at two of thereof; M2 represents a surface composition having at least 50% Co, and, optionally Ni and/or Mn; the structure of M2 may be a composite structure and includes a rock-salt or disordered rock-salt phase; 0.5??<1, 0?x?1, 0?y?0.5, 0?z?1, 0?x??0.5, 0?y??0.5, 0.5?z??1, and ?0.1???0.1; the sum of x, y and z is 0.9-1.1, and the sum of x?, y? and z? is 0.9-1.1.

Abstract: A cathode active material includes a composition expressed as: Li1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21-?O2; or Na1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21-?O2; where: M1 represents a core composition comprising of Ni, Mn, and/or Co or a combination of at two of thereof; M2 represents a surface composition having at least 50% Co, and, optionally Ni and/or Mn; the structure of M2 may be a composite structure and includes a rock-salt or disordered rock-salt phase; 0.5??<1, 0?x?1, 0?y?0.5, 0?z?1, 0?x??0.5, 0?y??0.5, 0.5?z??1, and ?0.1???0.1; the sum of x, y and z is 0.9-1.1, and the sum of x?, y? and z? is 0.9-1.1.

Abstract: A cathode active material includes a plurality of cathode active particles, each particle being of a composition expressed as: [Li1+?(NixMnyCoz)1??O2]?M1[Li1+?(Nix?Mny?Coz?)1??O2]?M2[Li1+?(Nix?Mny?Coz?)1??O2]1-?-?M3; or [Na1+?(NixMnyCoz)1??O2]?M1[Na1+?(Nix?Mny?Coz?)1??O2]?M2[Na1+?(Nix?Mny?Coz?)1??O2]1-?-?M3; wherein: M1 is a structure having a layered phase; M2 has structure comprising a Mn-rich and/or spinel phase; M3 has a rock salt or disordered rock salt phase; M1, M2, and M3 have different formulae; an inner most core portion of the particle is one of M1, M2, or M3; an interlayer may be any one of the remaining two of M1, M2, or M3; an outer most layer may be the remaining member of M1, M2, or M3; 0??<1, 0<?<1, ?0.1???0.1, ?0.3???0.3, ?0.5???0.5, 0?x?1, 0?y?0.5, 0?z?1, 0?x??0.5, 0.5?y??1, 0?z??0.5, and 0?x??1, 0?y??1, 0?z??1; and the sum of x, y and z is 1, the sum of x?, y? and z? is 1, and the sum of x?, y?, and z? is 1.

Abstract: A cathode material comprising: a cathode active material of formula LiNixMnyCozO2 or NaNixMnyCozO2 and having a partial or whole particle concentration gradient, wherein at least two or three elements concentration gradually change in the part or whole particle from the center part to the surface part of the particle (i.e. along a vector radius); 0.5<x?1, 0?y?0.33, 0?z?0.33.

Abstract: A cathode active material of formula LiNixMnyAlzM?O2-?B? or NaNix?Mny?Alz?M???O2-??B??, wherein M is a combination of Ti, and Mg; M? is Ti, Mg, or a combination of thereof; B is selected from the group of F, S, Se, or Cl; 0.8<x<1, 0<y<0.2, 0<z?0.2, 0???0.2, 0???0.1, 0.5<x?<1, 0<y?<0.5, 0<z??0.2, 0????0.2, and 0????0.1. The particle is a single crystal, a single particle, or a secondary particle comprising a plurality of primary particles; and the particle is a uniform composition or a concentration gradient composition.

Abstract: A cathode material comprising: a cathode active material of formula LiNixMnyCozO2 or NaNixMnyCozO2 and having a partial or whole particle concentration gradient, wherein at least two or three elements concentration gradually change in the part or whole particle from the center part to the surface part of the particle (i.e. along a vector radius); 0.5<x?1, 0?y?0.33, 0?z?0.33.

Abstract: A cathode material comprising: a cathode active material of formula LiNixMnyCozO2 or NaNixMnyCozO2 and having a partial or whole particle concentration gradient, wherein at least two or three elements concentration gradually change in the part or whole particle from the center part to the surface part of the particle (i.e. along a vector radius); 0.5?x?1, 0?y?0.33, 0?z?0.33.

Abstract: A supercapacity lithium ion battery cathode material, a preparation method therefor and an application thereof. The supercapacity lithium ion battery cathode material consists of a transition metal-containing lithium ion cathode material and carbon which is coated on the surface of the lithium ion cathode material. The transition metal on the surface of the lithium ion cathode material is coordinated with carbon by means of X—C bonds to form transition metal-X—C chemical bonds, such that carbon stably coats the surface of the cathode material, wherein C is SP3 hybridization and/or SP2 hybridization, and X is at least one selected from among N, O and S.

Abstract: A cathode active material includes a composition expressed as: Li1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21??O2; or Na1+?(NixMnyCoz)M1?(Nix?Mny?Coz?)M21??O2; where: M1 represents a core composition comprising of Ni, Mn, and/or Co or a combination of at two of thereof; M2 represents a surface composition having at least 50% Co, and, optionally Ni and/or Mn; the structure of M2 may be a composite structure and includes a rock-salt or disordered rock-salt phase; 0.5??<1, 0?x?1, 0?y?0.5, 0?z?1, 0?x??0.5, 0?y??0.5, 0.5?z??1, and ?0.1???0.1; the sum of x, y and z is 0.9-1.1, and the sum of x?, y? and z? is 0.9-1.1.

Abstract: A cathode active material of formula LiNixMnyAlzM?O2-?B? or NaNix?Mny?Alz?M???O2-??B??, wherein M is a combination of Ti, and Mg; M? is Ti, Mg, or a combination of thereof; B is selected from the group of F, S, Se, or Cl; 0.8<x<1, 0<y<0.2, 0<z?0.2, 0???0.2, 0???0.1, 0.5<x?<1, 0<y?<0.5, 0<z??0.2, 0????0.2, and 0????0.1. The particle is a single crystal, a single particle, or a secondary particle comprising a plurality of primary particles; and the particle is a uniform composition or a concentration gradient composition.

Abstract: A cathode material comprising: a cathode active material of formula LiNixMnyCozO2 or NaNixMnyCozO2 and having a partial or whole particle concentration gradient, wherein at least two or three elements concentration gradually change in the part or whole particle from the center part to the surface part of the particle (i.e. along a vector radius); 0.5<x?1, 0?y?0.33, 0?z?0.33.

Abstract: A supercapacity lithium ion battery cathode material, a preparation method therefor and an application thereof. The supercapacity lithium ion battery cathode material consists of a transition metal-containing lithium ion cathode material and carbon which is coated on the surface of the lithium ion cathode material. The transition metal on the surface of the lithium ion cathode material is coordinated with carbon by means of X—C bonds to form transition metal-X—C chemical bonds, such that carbon stably coats the surface of the cathode material, wherein C is SP3 hybridization and/or SP2 hybridization, and X is at least one selected from among N, O and S.