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US 11,695,123 B2Granted
Cathode, lithium-air battery including the cathode, and method of manufacturing the lithium-air battery
AssigneeSamsung Electronics Co., Ltd.
InventorsKyounghwan Choi, Hyunjin Kim, Wonsung Choi
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Abstract
A cathode includes: a mixed conductive layer, wherein the mixed conductive layer includes a core-shell structured particle having a core portion including a solid electrolyte and a shell portion including an electronic conductor, wherein the cathode is configured to use oxygen as a cathode active material.
Claims18
A lithium-air battery comprising:
- an anode comprising lithium metal or a lithium alloy;
- a cathode configured to use oxygen as a cathode active material;
- and
- an electrolyte layer between the cathode and the anode,
- wherein the cathode comprises a mixed conductive layer,
- wherein the mixed conductive layer comprises a core-shell structured particle comprising
- a core portion comprising a solid electrolyte, and
- a shell portion comprising an electronic conductor, and
- wherein the mixed conductive layer has a porosity of about 5 percent to about 80 percent, and comprises a gas comprising oxygen contacting and in a pore of the mixed conductive layer, and
- wherein the mixed conductive layer has an ionic conductivity of about 1.0×10−4 Siemens per centimeter or greater.
7 more elements
Dependencies are inferred from the claim text.