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URLhttps://doi.org/10.18429/JACoW-IPAC2025-THPB094
TitleLarge-area atomic layer deposition of titanium nitride for RF windows
Authors
  • B. Rachmilowitz, H. Bhandari, K. Hansen, R. Hayden
    Radiation Monitoring Devices (United States)
  • G. Toby, J. Moss
    Oak Ridge National Laboratory
  • N. Veilleux
    Microwave Techniques, LLC
AbstractHigh-power particle accelerators, like the Spallation Neutron Source, require reliable radio-frequency waveguide windows to transmit power while maintaining a vacuum. These windows face performance challenges due to multipacting, an electron cascade disrupting vacuum integrity. Thin TiN coatings can suppress this by reducing secondary electron emission, but traditional methods struggle to uniformly coat complex ceramic surfaces. We developed an atomic layer deposition (ALD) process to create conformal TiN films (<10 (130°c), 2.0. a accelerator accelerators achieving advancing ald and at below cavity ceramic coating coatings collaborating conductive crucial design designed develop disks downtime. efficiency, electron enhance flexibility, for fostering growth.< high-tech higher improve in in-situ innovations laboratory, llc low manufacturing metallic microwave modular national next next-generation nm) oak of operating our performance phase, power. reduce reliability, replaceable rf ridge scale secondary sector smooth, srf surfaces, td techniques technology temperatures these tin-coated to tool up waveguide we will windows with yield>
Paperdownload: THPB094.pdf
CiteBibTeX, LaTeX, Text/Word, RIS, EndNote
Conference16th International Particle Accelerator Conference
Series
LocationTaipei, Taiwan
Date01-06 Jun 2025
PublisherJACoW Publishing, Geneva, Switzerland
Editorial Board* Ming-Chyuan Lin - National Synchrotron Radiation Research Center * Yoichi Sato - KEK * Jui-Che Huang - National Synchrotron Radiation Research Center * David Button - Australian Nuclear Science and Technology Organisation * Ping-Shun Chuang - National Synchrotron Radiation Research Center
Online ISBN978-3-95450-248-6
Online ISSN2673-5490
Received30 May 2025
Revised04 June 2025
Accepted05 June 2025
Issued05 November 2025
DOI10.18429/JACoW-IPAC2025-THPB094
Pages2668-2669