Topological qubit device
AssigneeInternational Business Machines Corporation
InventorsSteven J. Holmes, Timothy Mathew Philip, Sagarika Mukesh, Youngseok Kim, Devendra K. Sadana, Robert Robison
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Abstract
Devices, systems, and/or methods that can facilitate topological quantum computing are provided. According to an embodiment, a device can comprise a circuit layer formed on a wiring layer of the device and that comprises control components. The device can further comprise a topological qubit device formed on the circuit layer and that comprises a nanorod capable of hosting Majorana fermions and a quantum well tunable Josephson junction that is coupled to the control components.
Claims20
A device, comprising:
- a circuit layer formed on a wiring layer of the device and that comprises defined components;
- and
- a topological qubit device formed on the circuit layer, wherein the topological qubit device comprises:
- a nanorod capable of hosting Majorana fermions;
- and
- a quantum well tunable Josephson junction that is coupled to the defined components.
A device, comprising:
- a wiring layer formed on a substrate;
- a circuit layer formed on the wiring layer and that comprises defined components;
- a first device layer formed on the circuit layer, wherein the first device layer comprises a quantum well and electrical contacts coupled to the defined components;
- and
- a second device layer formed on the first device layer, wherein the second device layer comprises:
- nanorods capable of hosting Majorana fermions;
- and
- electrodes, wherein the electrodes are coupled to the electrical contacts.
A method, comprising:
- forming on a substrate a wiring layer;
- forming on the wiring layer a circuit layer comprising defined components;
- forming on the circuit layer a first device layer, the first device layer comprising a quantum well and electrical contacts coupled to the defined components;
- and
- forming on the first device layer a second device layer, the second device layer comprising:
- nanorods capable of hosting Majorana fermions;
- and
- electrodes, wherein the electrodes are coupled to the electrical contacts.
Dependencies are inferred from the claim text.