Patent classifications
C01G27/006
Solid electrolyte, preparation method thereof, metal air battery including the same, and electrochemical device including the same
A solid electrolyte including: an oxide represented by Formula 1
Li.sub.yM.sub.zHfO.sub.3-x Formula 1
wherein, in Formula 1, M is a divalent element, a trivalent element, or a combination thereof, and 0≤x<3, 0<y<1, and 0<z<1.
SOLID-ELECTROLYTE MATERIAL AND BATTERY INCLUDING THE SAME
A solid-electrolyte material includes Li, Y, O, and X. X is at least two elements selected from the group consisting of F, Cl, Br, and I.
SOLID ELECTROLYTE, PREPARATION METHOD THEREOF, METAL AIR BATTERY INCLUDING THE SAME, AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME
A solid electrolyte including: an oxide represented by Formula 1
Li.sub.yM.sub.zHfO.sub.3-x Formula 1
wherein, in Formula 1, M is a divalent element, a trivalent element, or a combination thereof, and 0≤x<3, 0<y<1, and 0<z<1.
Mixed conductor, electrochemical device including the same, and method of preparing mixed conductor
A mixed conductor represented by Formula 1:
A.sub.4+xM.sub.5-yM′.sub.yO.sub.12-δ, Formula 1
wherein, in Formula 1, A is a monovalent cation, M is at least one of a divalent cation, a trivalent cation, or a tetravalent cation, M′ is at least one of a monovalent cation, a divalent cation, a trivalent cation, a tetravalent cation, a pentavalent cation, or a hexavalent cation, M and M′ are different from each other, and 0.3≤x<3, 0.01<y<2, and 0≤δ≤1 are satisfied.
ION CONDUCTOR, AND POSITIVE ELECTRODE, SOLID ELECTROLYTE, AND LITHIUM BATTERY EACH INCLUDING THE ION CONDUCTOR, AND METHOD OF PREPARING THE ION CONDUCTOR
An ion conductor including: at least one oxide represented by Formulae 1 to 3
Li.sub.4±xM.sub.1−x′M′.sub.x′O.sub.4 Formula 1
wherein in Formula 1, 0≤x≤1 and 0≤x′≤1 , M is a Group 4 element,
M′ is an element of Group 2, an element of Group 3, an element of Group 5, an element of Group 12, an element of Group 13, a vacancy, or a combination thereof, with the proviso that when M is Zr, then x≠0, x′≠0 and M′ is Be, Ca, Sr, Ba, Ra, Cd, Hg, Cn, Ga, In, TI, an element of Group 3, an element of Group 5, or a combination thereof;
Li.sub.4−yM″O.sub.4−yA′.sub.y Formula 2
wherein in Formula 2, M″ is a Group 4 element, A′ includes at least one halogen, with the proviso that when M″ is Zr, y≠0,
Li.sub.4+4zM′″.sub.1−zO.sub.4 Formula 3
wherein in Formula 3, 0<z<1, and M″′ is a Group 4 element.
SOLID ELECTROLYTE, PREPARATION METHOD THEREOF, LITHIUM AIR BATTERY INCLUDING THE SAME, AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME
A solid electrolyte includes an ion conductor represented by at least one of Formulae 1 to 3,
Li.sub.1+3xM1.sub.1-xO.sub.2 Formula 1
wherein, in Formula 1, M1 is a trivalent element, and 0<x<1,
L.sub.1-yM2O.sub.2-yX.sub.y Formula 2
wherein, in Formula 2, M2 is a trivalent element, X is at least one of a halogen atom or a pseudohalogen, and 0<y<1,
Li.sub.1-z(a-3)M3.sub.1-zD.sub.zO.sub.2 Formula 3
wherein, in Formula 3, M3 is a trivalent element, D is at least one of a monovalent element to a hexavalent element, and 0<z<1.
Electronic device comprising a dielectric material and methods for the manufacture thereof
An electronic device comprises a first blocking electrode; a second blocking electrode; and a dielectric material disposed between the first electrode and the second electrode, the dielectric material comprising a compound of Formula 1
Li.sub.24-b*y-c*z-a*xM.sup.1.sub.yM.sup.2.sub.zM.sup.3.sub.xO.sub.12-δ (1)
wherein M.sup.1 is a cationic element having an oxidation state of b, wherein b is +1, +2, +3, +4, +5, +6, or a combination thereof; M.sup.2 is a cationic element having an oxidation state of c, wherein c is +1, +2, +3, +4, +5, +6, or a combination thereof; M.sup.3 is a cationic element having an oxidation state of a, wherein a is +1, +3, +4, or a combination thereof; 0≤y≤3; 0≤z≤3; 0≤x≤5; and 0≤δ≤2. Methods for the manufacture of the electronic device are also disclosed.
HALIDE SOLID ELECTROLYTE MATERIAL AND BATTERY INCLUDING THE SAME
A solid electrolyte material according to the present disclosure is represented by the chemical formula Li.sub.6-4aM.sub.aX.sub.6. M denotes at least one element selected from the group consisting of Zr, Hf, and Ti, X denotes at least one halogen element, and a is greater than 0 and less than 1.5.
Method for preparing a sol-gel solution which can be used for preparing a barium titanate ceramic doped with hafnium and/or with at least one lanthanide element
The invention relates to a method for preparing a sol-gel solution which can be used to prepare a barium titanate ceramic doped with hafnium and/or with at least one lanthanide element, comprising the following steps: a) a step to place a first mixture comprising a barium carboxylate and a diol solvent in contact with a second mixture comprising a titanium alkoxide and a hafnium alkoxide and/or an alkoxide of a lanthanide element in a monoalcohol solvent; b) a step to distil the mixture resulting from step a) to remove at least part of the monoalcohol solvent; c) a step to add acetic acid, under heat, to the distilled mixture of step b).
SOLID ELECTROLYTE MATERIAL AND BATTERY
A solid electrolyte material contains Li, Y, at least one selected from the group consisting of Mg, Ca, Sr, Ba, Zn, Sc, La, Sm, Bi, Zr, Hf, Nb, and Ta, and at least one selected from the group consisting of Cl, Br, and I. An X-ray diffraction pattern of the solid electrolyte material obtained by using Cu-K radiation as the X-ray source includes peaks within the range in which the diffraction angle 2 is 25 or more and 35 or less, and also includes at least one peak within the range in which the diffraction angle 2 is 43 or more and 51 or less.