Using thermalizing material in an enclosure for cooling quantum computing devices
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Solution Overview
Problem
Quantum computing devices require precise thermal management to maintain stability and coherence, as they operate best in cryogenic environments, but existing cooling methods may not adequately address thermal instability and coherence time limitations.
Innovation Solution
A system utilizing a thermalizing material, such as superfluid helium or pressurized helium, is introduced within an enclosure to thermally link the quantum computing device to a cryogenic device, enhancing thermal stability by increasing the surface area contact and reducing thermal resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional cooling methods are used for quantum computing devices, then the device can be cooled to cryogenic temperatures, but thermal instability and coherence time limitations persist due to insufficient thermalization
Solution Approach 1:
The patent introduces a thermalizing material as an intermediary substance between the quantum computing device and the cryogenic environment. This material actively mediates thermal energy transfer, converting thermal fluctuations into useful cooling effects. The thermalizing material is applied directly to the quantum device surfaces, creating an enhanced thermal coupling that conventional cooling methods cannot achieve alone.
Solution Approach 2:
The patent changes the thermal parameters of the system by introducing material with specific thermal properties (high thermal conductivity, appropriate heat capacity) that optimizes the thermalization process. By selecting and applying thermalizing materials with tailored parameters, the system achieves superior thermal stability and extended coherence times compared to conventional cooling approaches.
2Temperature
If the quantum computing device is placed in direct contact with the cryogenic environment, then cooling efficiency improves, but thermal management precision decreases due to inadequate thermalization
Solution Approach 1:
The thermalizing material serves as a controlled intermediary layer between the quantum device and cryogenic environment. This intermediary enables precise thermal management by providing uniform thermal contact and controlled heat transfer pathways, improving both cooling efficiency and thermal management precision simultaneously.
Solution Approach 2:
The patent replaces conventional mechanical thermal contact methods with a material-based thermalization approach. Instead of relying solely on physical contact through mounting structures, the thermalizing material provides thermal coupling through its inherent thermal conduction properties, enabling more precise and uniform thermal management.
3Reliability
If thermal contact surface area is increased to improve thermalization, then thermal stability improves, but device complexity increases
Solution Approach 1:
The patent employs thermalizing materials that can be applied in liquid, aerosol, or vapor forms, which then conform to and coat the quantum device surfaces. This approach increases effective thermal contact area without requiring complex mechanical structures, mounting arrangements, or thermal interface components, thereby improving thermal stability while maintaining structural simplicity.
Solution Approach 2:
The thermalizing materials used in the patent can possess porous or high-surface-area characteristics that enhance thermal contact with the quantum device. These materials provide extensive thermal interaction surfaces while maintaining compact forms, improving thermal stability without proportionally increasing device complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach improves thermalization of quantum computing devices, extending coherence times and maintaining stability by effectively managing thermal fluctuations, thereby enhancing the operational performance of quantum computing devices.
Implementation Method 1
the thermalizing material can be adapted to thermally link a cryogenic device to the quantum computing device
Implementation Method 2
An example liquid thermalizing material that can be used by one or more embodiments is superfluid helium
Data Source
AI summary
Devices, systems, methods, and computer-implemented methods to facilitate employing thermalizing materials in an enclosure for quantum computing devices are provided. According to an embodiment, a system can comprise a quantum computing device and an enclosure having the quantum computing device disposed within the enclosure. The system can further comprise a thermalizing material disposed within the enclosure, with the thermalizing material being adapted to thermally link a cryogenic device to the quantum computing device.