Inductor for radio frequency resonator and method for manufacturing the same

Abstract

Embodiments of the present disclosure provide RF inductors for RF resonators. In some embodiments, exemplary RF inductors include a machined conductive coil having a cross-sectional area configured to define a hollow interior and facilitate the reduction of power dissipation in the RF resonator. The RF inductor may include a sapphire dielectric core coupled to the machined conductive coil. At least a portion of the sapphire dielectric core may be located within the machined conductive coil. The sapphire dielectric core may be configured to conduct heat at least partially from the sapphire dielectric core.

Claims

1. A radio frequency (RF) inductor for an RF resonator, wherein the RF inductor is A machined conductive coil having a cross-sectional area configured to define the hollow interior and promote the reduction of power dissipation in the RF resonator, A sapphire dielectric core coupled to the machined conductive coil, At least a portion of the sapphire dielectric core is placed within the machined conductive coil, The sapphire dielectric core is configured to conduct heat at least partially from the sapphire dielectric core. Sapphire dielectric core and An RF inductor equipped with the following features.

2. The RF inductor according to claim 1, wherein the sapphire dielectric core extends over the entire length of the conductive coil.

3. The RF inductor according to claim 1, wherein the machined conductive coil is formed from a copper material.

4. The RF inductor according to claim 1, wherein the machined conductive coil and the sapphire dielectric core have substantially the same shape.

5. The RF inductor according to claim 1, wherein the machined conductive coil is configured to provide mechanical stability based at least partially on the cross-sectional area.

6. The RF inductor according to claim 5, wherein providing mechanical stability includes minimizing vibration in the machined conductive coil.

7. The RF inductor according to claim 1, wherein the sapphire dielectric core has a cylindrical shape.

8. The RF inductor according to claim 1, wherein the sapphire dielectric core is solid.

9. The RF inductor according to claim 1, wherein the sapphire dielectric core is further configured to provide support for the machined conductive coil.

10. The RF inductor according to claim 1, wherein at least a portion of the sapphire dielectric core and at least a portion of the machined conductive coil are clamped together.

11. The RF inductor according to claim 1, wherein the RF resonator is configured to generate a high-frequency voltage signal used to drive an ion trap.

12. The RF inductor according to claim 11, wherein the RF resonator is configured to drive an ion trap in a quantum computing system.

13. The RF inductor according to claim 11, wherein the RF inductor is coupled in series with the ion trap.

14. The RF inductor according to claim 12, wherein the machined conductive coil is etched.

15. The RF inductor according to claim 14, wherein the machined conductive coil is silver-plated.

16. A method for manufacturing an RF inductor for an RF resonator, wherein the method is The steps include forming a copper conductive coil with a defined hollow interior from a copper monolithic piece using one or more machining techniques, The steps include forming a sapphire dielectric core from a sapphire material, The steps include: placing at least a portion of the sapphire dielectric core within the hollow interior defined by the copper conductive coil; The steps include clamping at least a portion of the sapphire dielectric core to a copper base, Methods that include...

17. The method according to claim 16, further comprising the step of etching the copper conductive coil.

18. The method according to claim 16, further comprising the step of silver-plating the conductive coil.

19. The method according to claim 16, wherein the step of arranging at least a portion of the sapphire dielectric core within the hollow interior includes the step of press-fitting the sapphire dielectric core into the conductive coil.

20. The method according to claim 16, wherein the sapphire dielectric core is arranged within the entire length of the conductive coil.

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