3D Printing as a Rapid Prototyping Approach for Novel RF Cavity Designs

Fuente: arXiv
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Autori principali: Sims, David, Sims, Benjamin, Wright, Brian, Lewellen, John W., Baryshev, Sergey V.
Natura: Preprint
Pubblicazione: 2025
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author Sims, David
Sims, Benjamin
Wright, Brian
Lewellen, John W.
Baryshev, Sergey V.
author_facet Sims, David
Sims, Benjamin
Wright, Brian
Lewellen, John W.
Baryshev, Sergey V.
contents 3D-printing of radiofrequency (RF) cavity resonators could provide a cost-effective solution that enables rapid prototyping and design flexibility compared to traditional fabrication of full-metal cavities. In this work, the feasibility of fabrication of a useful multi-mode GHz cavity is explored. Two kinds of plastics, two slicing approaches and two metal coating techniques were used to build a series of clamped cavities with thin inner copper surface on otherwise 3D printed plastic surface. The cavities were then bench-tested to identify spatial field distributions, operating frequencies and quality factors (Q-factor). Pros and cons of the used fabrication approaches were identified and understood, and the performance of longitudinally sliced painted cavity design demonstrated considerable practicality of 3D-printing approach in designing rf systems.
format Preprint
id arxiv_https___arxiv_org_abs_2512_14923
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle 3D Printing as a Rapid Prototyping Approach for Novel RF Cavity Designs
Sims, David
Sims, Benjamin
Wright, Brian
Lewellen, John W.
Baryshev, Sergey V.
Accelerator Physics
3D-printing of radiofrequency (RF) cavity resonators could provide a cost-effective solution that enables rapid prototyping and design flexibility compared to traditional fabrication of full-metal cavities. In this work, the feasibility of fabrication of a useful multi-mode GHz cavity is explored. Two kinds of plastics, two slicing approaches and two metal coating techniques were used to build a series of clamped cavities with thin inner copper surface on otherwise 3D printed plastic surface. The cavities were then bench-tested to identify spatial field distributions, operating frequencies and quality factors (Q-factor). Pros and cons of the used fabrication approaches were identified and understood, and the performance of longitudinally sliced painted cavity design demonstrated considerable practicality of 3D-printing approach in designing rf systems.
title 3D Printing as a Rapid Prototyping Approach for Novel RF Cavity Designs
topic Accelerator Physics
url https://arxiv.org/abs/2512.14923