Abstract: A solid-state ion conductor including a compound of Formula 1: Li1+(4?a)yAayM1?yXO5??Formula 1 wherein, in Formula 1, A is an element of Groups 1 to 3 or 11 to 13, or a combination thereof, wherein an oxidation state a of A is 1?a?3, M is an element having an oxidation state of +4 of Groups 4 or 14, or a combination thereof, X is an element having an oxidation state of +5 of Groups 5, 15, 17, or a combination thereof, and 0<y?1.

Abstract: A method of manufacturing a lithium solid electrolyte, the method including: providing a composition including a lithium precursor, a lanthanum precursor, and a zirconium precursor; disposing the composition on a substrate having a temperature of 270° C. to 500° C. to form a film; and heat-treating the film at 300° C. to less than 750° C. for 1 hour to 100 hours to manufacture the lithium solid electrolyte.

Abstract: A solid conductor including: a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof Li1+x+y-zTa2-xMxP1-yQyO8-zXz??Formula 1 wherein, in Formula 1, M is an element having an oxidation number of +4, Q is an element having an oxidation number of +4, X is a halogen, a pseudohalogen, or a combination thereof, and 0?x?2, 0?y<1, and 0?z?2, except that cases i) x and y and z are simultaneously 0, ii) M is Hf, X is F, x is 1, y is 0, and z is 1, iii) M is Hf, X is Cl, x is 2, y is 0, and z is 2, and iv) M is Hf, X is F, x is 2, y is 0, and z is 2, Li1+x+y-zTa2-xMxP1-yQyO8·zLiX??Formula 2 wherein, in Formula 2, M is an element having an oxidation number of +4, Q is an element having an oxidation number of +4, X is a halogen, a pseudohalogen, or a combination thereof, and 0?x?2, 0?y<1, and 0?z?2, except that cases i) x and y and z are simultaneously 0, ii) M is Hf, X is F, x is 1, y is 0, and z is 1, iii) M is Hf, X is Cl, x is 2, y is 0, and z

Abstract: A solid-state ion conductor includes a compound of Formula 1: Li3a+b?(c*n)NaClbXc??Formula 1 wherein, in Formula 1, X is an anion having an average oxidation state of n and is ?3?n??1, and is at least one of Br, I, F, O, S, or P; and 1?a?4, 1?b?3, 0<c?3, and 4.8?(a+b+c)?5.2.

Abstract: A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer; and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.

Abstract: A method of manufacturing a lithium solid electrolyte, the method including: providing a composition including a lithium precursor, a lanthanum precursor, and a zirconium precursor; disposing the composition on a substrate having a temperature of 270° C. to 500° C. to form a film; and heat-treating the film at 300° C. to less than 750° C. for 1 hour to 100 hours to manufacture the lithium solid electrolyte.

Abstract: A solid-state ion conductor includes a compound of Formula 1: wherein, in Formula 1, M is Ta, Nb, V, or a combination thereof, X is an element having an oxidation state of n, wherein n is +1, +2, +3, +4, or a combination thereof, A is an element having an oxidation state of m, wherein m is -1, -2, or a combination thereof, and 0<a?2 and 0?b?1.

Abstract: A solid conductor including: a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof Li1+x+y?zTa2?xMxP1?yQyO8?zXz??Formula 1 wherein, in Formula 1, M is an element having an oxidation number of +4, Q is an element having an oxidation number of +4, X is a halogen, a pseudohalogen, or a combination thereof, and 0?x?2, 0?y<1, and 0?z?2, except that cases i) x and y and z are simultaneously 0, ii) M is Hf, X is F, x is 1, y is 0, and z is 1, iii) M is Hf, X is Cl, x is 2, y is 0, and z is 2, and iv) M is Hf, X is F, x is 2, y is 0, and z is 2, Li1+x+y?zTa2?xMxP1?yQyO8·zLiX??Formula 2 wherein, in Formula 2, M is an element having an oxidation number of +4, Q is an element having an oxidation number of +4, X is a halogen, a pseudohalogen, or a combination thereof, and 0?x?2, 0?y<1, and 0?z2, except that cases i) x and y and z are simultaneously 0, ii) M is Hf, X is F, x is 1, y is 0, and z is 1, iii) M is Hf, X is Cl, x is 2, y is 0, and z is 2, and iv)

Abstract: A solid-state ion conductor includes a compound of Formula 1: Li3a+b?(c*N)NaClbXc??Formula 1 wherein, in Formula 1, X is an anion having an average oxidation state of n and is ?3?n??1, and is at least one of Br, I, F, O, S, or P; and 1?a?4, 1?b?3, 0<c?3, and 4.8?(a+b+c)?5.2.

Abstract: A compound of Formula 1 Li1+(4?a)?Hf2??Ma?(PO4??)3??(1) is disclosed, wherein M is at least one cationic element having a valence of a, wherein 0<???, 1?a?4, and 0???0.1. Also described are an electrolyte composition, a separator, a protected positive electrode, a protected negative electrode, and a lithium battery, each including the compound of Formula 1.

Abstract: A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer; and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.

Abstract: A lithium ion conductor includes a compound of Formula 1: Li7?a*??(b?4)*??xM?La3Zr2??Mb?O12?x??XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0?a?0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b-4)?+x)>0, and 0<??6.

Abstract: A compound of Formula 1 Li1+(4?a)?Hf2??Ma?(PO4??)3??(1) is disclosed, wherein M is at least one cationic element having a valence of a, wherein 0<???, 1?a?4, and 0???0.1. Also described are an electrolyte composition, a separator, a protected positive electrode, a protected negative electrode, and a lithium battery, each including the compound of Formula 1.

Abstract: A solid-state ion conductor includes a compound of Formula 1: Li16+(5?n)*a?(2+m)*bM2?aXnaN8O1?bAmb??Formula 1 wherein, in Formula 1, M is Ta, Nb, V, or a combination thereof, X is an element having an oxidation state of n, wherein n is +1, +2, +3, +4, or a combination thereof, A is an element having an oxidation state of m, wherein m is ?1, ?2, or a combination thereof, and 0<a?2 and 0?b?1.

Abstract: A lithium ion conductor includes a compound of Formula 1: Li7-a*?-(b-4)*?-xMa?La3Zr2-?Mb?O12-x-?XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0???0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b?4)?+x)>0, and 0<??6.

Abstract: A solid ion conductor compound includes a compound represented by Formula 1: Li6?wHf2?xMxO7?yZy??Formula 1 where, in Formula 1, M is an element having an oxidation number of a and a is 5, 6, or a combination thereof, Z is an element having an oxidation number of ?1, and 0<x<2, 0?y?2, and 0<w<6 and w=[(a?4)×x]+y.

Abstract: A solid-state ion conductor includes a compound of Formula 1: Li(6-a)x+2y-b*z-6A1?xMaxOyXbz??Formula 1 wherein, in Formula 1, A is an element having an oxidation state of +6, M is an element having an oxidation state of a, wherein a is +2, +3, +4, +5, or a combination thereof, X is an element having an oxidation state of b, wherein b is ?1, ?3, or a combination thereof, and 2<[(6?a)x+2y?b*z?6]?6.5, 0?x?1, y>0, and z?0.

Abstract: A solid-state ion conductor includes a compound of Formula 1: Li6+(5?a)x?b*y?z(c+2)wA1?x(M1)ax(M2)byO5?z?wX1+zQcw??Formula 1 wherein, in Formula 1, A is an element having an oxidation state of +5, M1 is an element having an oxidation state of a, wherein a is +2, +3, +4, +6, +7, or a combination thereof, M2 is an element having an oxidation state of b, wherein b is +1, +2, or a combination thereof, X is an element having an oxidation state of ?1, Q is an element having an oxidation state of c, wherein c is less than ?2, and wherein ?2?(5?a)x?b*y?z?(c+2)w?2, 0?x?0.5, 0?y?0.5, ?1?z?1, 0?w?0.5.

Abstract: An oxide includes a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof: Li1?x+y?zTa2?xMxP1?yQyO8?zXz??Formula 1 wherein, in Formula 1, M is an element having an oxidation number of 5+ or 6+, Q is an element having an oxidation number of 4+, X is a halogen atom, a pseudohalogen, or a combination thereof, 0?x<0.6, 0?y<1, and 0?z<1, wherein x and y are not 0 at the same time, Li1?x+yTa2?xMxP1?yQyO8.zLiX??Formula 2 wherein, in Formula 2, M is an element having an oxidation number of 5+ or 6+, Q is an element having an oxidation number of 4+, X is a halogen atom, a pseudohalogen or a combination thereof, 0?x<0.6, 0?y<1, and 0?z<1, wherein x and y are not 0 at the same time, and wherein in Formulas 1 and 2, M, Q, x, y, and z are independently selected.

Abstract: Disclosed is a solid state electrolyte comprising a compound of Formula 1 Li7-a*?-(b?4)*??xMa?La3Hf2??Mb?O12?x??Xx ??(1) wherein Ma is a cationic element having a valence of a+; Mb is a cationic element having a valence of b+; and X is an anion having a valence of ?1, wherein, when Ma includes H, 0???5, otherwise 0???0.75, and wherein 0???1.5, 0?x?1.5, and (a*?+(b?4)?+x)>0, 0???1.