Monolithically integrated thin-film solid state lithium battery device having multiple layers of lithium electrochemical cells

A monolithically integrated thin-film solid-state lithium battery device comprising:

• a stacked arrangement of a plurality of layers of lithium electrochemical cells, each of the lithium electrochemical cells having a spatial region of less than 100 square centimeters, the stacked arrangement comprising:
• a substrate having:
• a layer thickness of less than 10 micrometers;
• a first barrier layer formed over the substrate, the first barrier layer having a thickness of less than 0.1 micrometers and configured to inhibit lithium from reacting with moisture from the substrate;
• a cathode current collector formed over the first barrier layer, the cathode current collector having an electrical conductivity of at least 107 S/m and a layer thickness of between about 0.1 and about 2 micrometers;
• a cathode comprising a vanadium based oxide formed over the cathode current collector and having a layer thickness of between about 0.2 and about 2 micrometers;
• a glassy electrolyte material formed over the cathode and having a layer thickness of between about 0.1 and about 1 micrometers;
• an anode formed over the glassy electrolyte material and configured for electrochemical insertion or ion plating and having a layer thickness between about 0.2 and about 3 micrometers;
• an anode current collector formed over the anode and having an electrical conductivity of at least 107 S/m and a layer thickness of between about 0.1 and about 2 micrometers;
• and
• a second barrier layer formed over the anode current collector, the second barrier layer having a thickness of less than 0.1 micrometers and configured to prevent oxidation of the anode,
• wherein the monolithically integrated thin-film solid-state lithium battery device has an energy density greater than 850 Wh/L.

A monolithically integrated thin-film solid-state lithium battery device comprising:

• a stacked arrangement of a plurality of layers of lithium electrochemical cells, each of the lithium electrochemical cells having a spatial region of less than 100 square centimeters, the stacked arrangement comprising:
• a substrate having a layer thickness of less than 10 micrometers;
• a first barrier layer formed over the substrate, the first barrier layer having a thickness of less than 0.1 micrometers and configured to inhibit lithium from reacting with moisture from the substrate;
• a cathode current collector formed over the first barrier layer, the cathode current collector having an electrical conductivity of at least 107 S/m and a layer thickness of between about 0.1 and about 2 micrometers;
• a cathode comprising a vanadium based oxide formed over the cathode current collector and having a layer thickness of between about 0.8 and about 1.6 micrometers;
• a glassy electrolyte material formed over the cathode and having a layer thickness of between about 0.1 and about 1 micrometers;
• an anode formed over the glassy electrolyte material and configured for electrochemical insertion or ion plating and having a layer thickness between about 0.2 and about 3 micrometers;
• an anode current collector
• formed over the anode and having an electrical conductivity of at least 107 S/m and a layer thickness of between about 0.1 and about 2 micrometers;
• and
• a second barrier layer formed over the anode current collector, the second barrier layer having a thickness of less than 0.1 micrometers and configured to prevent oxidation of the anode
• wherein the monolithically integrated thin-film solid-state lithium battery device has an energy density of 500 Watt-hours/liter or greater.