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Gat, R.

Paper Title Page
WE6RFP062 Development of a GHz/THz Source Based on a Diamond Structure 2936
 
  • A. Kanareykin, F. Gao, P. Schoessow
    Euclid TechLabs, LLC, Solon, Ohio
  • R. Gat
    Coating Technology Solution, Inc., Somerville
  • C.-J. Jing
    ANL, Argonne
 
 

Funding: This work is supported by the US Department of Energy


There has been considerable progress in using microfabrication techniques to produce experimental rf sources. These devices have for the most part been based on micromachined copper surfaces or silicon wafers. We are developing THz diamond wakefield structures produced using Chemical Vapor Deposition (CVD) technology. The electrical and mechanical properties of diamond make it an ideal candidate material for use in dielectric rf structures: high breakdown voltage (~600 MV/m), extremely low dielectric losses and the highest thermoconductive coefficient available for removing waste heat from the device. These structures are based on cylindrical diamond dielectric tubes that are manufactured via a relatively simple and inexpensive chemical vapor deposition (CVD) process, plasma assisted CVD. Use of the CVD process is a much simpler method to achieve high quality rf microcavities compared to other microfabrication techniques. We are designing a number of diamond rf structures with fundamental TM01 frequencies in the 0.1-1 THz range. Numerical simulations of planned experiments with these structures will be reported.