ANODE FOR ALL SOLID-STATE SECONDARY BATTERY, ALL SOLID-STATE SECONDARY BATTERY INCLUDING THE ANODE, AND METHOD OF MANUFACTURING THE ANODE
An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.
1 . An anode for an all solid-state secondary battery, the anode comprising:
an anode collector; and
a lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer comprises a metal capable of forming an alloy with lithium.
2 . The anode of claim 1 , wherein the lithium distribution layer comprises zinc, germanium, tin, antimony, platinum, gold, bismuth, an alloy thereof, or a combination thereof.
3 . The anode of claim 1 , wherein the anode collector comprises a conductive material and has a planar structure.
4 . The anode of claim 1 , wherein the lithium distribution layer has a thickness in a range of from about 1 nanometer to less than about 100 nanometers.
5 . An all solid-state secondary battery comprising:
a cathode layer;
a solid electrolyte layer on the cathode layer; and
an anode layer on the solid electrolyte layer, the anode layer comprising
an anode collector, and
a lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer comprises a metal capable of forming an alloy with lithium.
6 . The all solid-state secondary battery of claim 5 , wherein the lithium distribution layer comprises zinc, germanium, tin, antimony, platinum, gold, bismuth, an alloy thereof, or a combination thereof.
7 . The all solid-state secondary battery of claim 6 , wherein the lithium distribution layer is disposed between the solid electrolyte layer and the anode collector.
8 . The all solid-state secondary battery of claim 7 , wherein the lithium distribution layer has a thickness in a range of from about 1 nanometer to less than about 100 nanometers.
9 . The all solid-state secondary battery of claim 5 , wherein when the all solid-state secondary battery is charged, lithium metal is precipitated on a surface of the lithium distribution layer facing the solid electrolyte layer.
10 . The all solid-state secondary battery of claim 5 , wherein the anode collector comprises a conductive material and has a planar structure.
11 . A method of manufacturing an anode for an all solid-state secondary battery, the method comprising:
providing an anode collector; and
disposing a metal capable of reacting with lithium ions on a surface of the anode collector to form a lithium distribution layer on the surface of an anode collector to form the anode.
12 . The method of claim 11 , wherein the lithium distribution layer comprises zinc, germanium, tin, antimony, platinum, gold, bismuth, an alloy thereof, or a combination thereof.
13 . The method of claim 12 , wherein the lithium distribution layer has a thickness in a range of from about 1 nanometer to less than about 100 nanometers.
14 . A method of charging an all solid-state secondary battery comprising
a cathode layer,
a solid electrolyte layer on the cathode layer, and
an anode layer on the solid electrolyte layer, the anode layer comprising an anode collector, and a lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer comprises a metal capable of forming an alloy with lithium, the method comprising:
applying a voltage between the cathode layer and the anode layer to dispose lithium on the lithium distribution layer and form a lithium alloy comprising the metal capable of forming an alloy with lithium.