Granted Patent
B2
US 12,527,236 · App. 17/997,447 · Granted Jan 13, 2026
Lateral programmable metallization cell devices
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Abstract
Lateral programmable metallization cells may comprise a solid electrolyte layer, an anode coupled to the solid electrolyte layer, and a cathode coupled to the solid electrolyte layer. Exemplary solid electrolyte layers may comprise a first layer comprising an oxide electrolyte and a copper species and a second layer comprising at least one copper species, the second layer coupled to the first layer.
Claims (12)
1 . A lateral programmable metallization cell, comprising:
a solid electrolyte layer including
a first layer comprising an oxide electrolyte and a copper species; and
a second layer comprising metallic copper (Cu) and copper oxide (Cu 2 Q), the second layer coupled to the first layer;
an anode coupled to the solid electrolyte layer; and
a cathode coupled to the solid electrolyte layer.
2 . The lateral programmable metallization cell of claim 1 , wherein the oxide electrolyte comprises tungsten trioxide.
3 . The lateral programmable metallization cell of claim 1 , wherein the oxide electrolyte comprises silicon oxide.
4 . The lateral programmable metallization cell of claim 1 , wherein the oxide electrolyte comprises tantalum pentoxide.
5 . The lateral programmable metallization cell of claim 1 , wherein a thickness of the first layer is between one nanometer and 900 nanometers.
6 . The lateral programmable metallization cell of claim 1 , wherein a thickness of the second layer is between one nanometer and 50 nanometers.
7 . The lateral programmable metallization cell of claim 1 , wherein the cathode comprises nickel, and wherein the anode comprises copper.
Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jan 24, 2023
From: KOZICKI, MICHAEL; CHAMELE, NINAD; BALABAN, MEHMET
To: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
Reel/Frame 062470/0392 →
Continuity (2)
Provisional Application
63018395
· Apr 30, 2020
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