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Limitations of RF field by thermal breakdown in superconducting niobium cavity

The thermal breakdown is unacceptable for high power use of superconducting RF cavities. Limitations of RF field both in He I and He II baths were estimated and discussed on C-band TE011 mode niobium cavities. Calculations were performed by a simulation program under the different assumptions of Kap...

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Detalles Bibliográficos
Autores principales: Isagawa, S, Isagawa, K
Lenguaje:eng
Publicado: 1980
Materias:
Acceso en línea:https://dx.doi.org/10.1016/0011-2275(80)90019-3
http://cds.cern.ch/record/879274
Descripción
Sumario:The thermal breakdown is unacceptable for high power use of superconducting RF cavities. Limitations of RF field both in He I and He II baths were estimated and discussed on C-band TE011 mode niobium cavities. Calculations were performed by a simulation program under the different assumptions of Kapitza resistance, thermal conductivity and wall thickness, taking lateral heat flow and curvature of the wall into account. (8 refs).