CLASSE: SRF

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CORNELL LABORATORY FOR ACCELERATOR-BASED SCIENCES AND EDUCATION

Dissertations from the SRF Group

PhD Dissertations

2021: Ryan Porter, ADVANCING THE MAXIMUM ACCELERATING GRADIENT OF NIOBIUM-3 TIN SUPERCONDUCTING RADIOFREQUENCY ACCELERATOR CAVITIES: RF MEASUREMENTS, DYNAMIC TEMPERATURE MAPPING, AND MATERIAL GROWTH

2019: James Maniscalco, Studies of the Field-Dependent Surface Resistance of Nitrogen-Doped Niobium for Superconducting Accelerators

2017: Daniel Hall, New Insights into the Limitations on the Efficiency and Achievable Gradients in Nb3Sn SRF Cavities

2016: Dan Gonnella, The Fundamental Science of Nitrogen-Doping of Niobium Superconducting Cavities

2014: Samuel E. Posen, Understanding and Overcoming Limitation Mechanisms in NB3SN Supercomputing RF Cavities

2013: Nicholas R.A. Valles, Pushing the Frontiers of Superconducting Radio Frequency Science: From the Temperature Dependence of the Superheating Field of Niobium to Higher-Order Mode Damping in Very High Quality Factor Accelerating Structures

2012: Yi Xie, Development of Superconducting RF Sample Host Cavities and Study of Pit-Induced Cavity Quench

2009: Olexander Romanenko, Surface Characterization of Nb Cavity Sections - Understanding the High Field Q-Slope

2008: Grigory Eremeev, Study of the High Field Q-Slope Using Thermometry

2004: Gregory Werner, Probing and Modeling Voltage Breakdown in Vacuum

1997: Jens Knobloch, Advanced Thermometry Studies of Superconducting Radio-Frequency Cavities

1996: Walter Hartung, The Interaction Between a Beam and a Layer of Microwave-Absorbing Material

1993: Joel Graber High Power RF Processing Studies of 3 GHz Niobium Superconducting Accelerator Cavities

1982: Kathleen Kraft, Thermal Conductivity of Nb and Thermal Breakdown

1988: Fred Palmer, Microwave Surface Residual Resistance

1978: Jim Stimmel, Nb3Sn for SRF Cavities

Master’s Degrees

A Comparison of Grain Boundary Morphology of RRR 300 and RRR 500 Niobium After Various Polishing Processes, and Possible Implications for Q-Slope, Jeremiah Shipman, M.Eng. (2004)

An Apparatus for High Power Processing of Field Emitters in Superconducting RF Cavities, Joel Graber, M.S. (1990)

"Breakdowns of Superconducting RF Cavities due to Discharge and Plasmas," Myriam Qureshi , M.Eng.