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M. Hu, M. Liepe, and R. D. Porter, “Reducing Surface Roughness of Nb₃Sn Through Chemical Polishing Treatments,” in Proc. SRF’19, Dresden, Germany, 2019, doi: 10.18429/JACoW-SRF2019-MOP013 [Online]. Available: https://srf2019.vrws.de/papers/mop013.pdf

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R. G. Farber, R. D. Veit, N. S. Sitaraman, T. A. Arias, and S. J. Sibener, “Nano-Scale Characterization of the Growth and Suppression Behavior of Niobium Hydrides for Next Generation Superconducting RF Accelerators and Light Sources,” in Program of the AVS Prairie Chapter Symposium, Champaign, IL, 2019, p. p.27 [Online]. Available: https://avs.mrl.illinois.edu/files/2019/09/AVSPCSE2019-Program-final.pdf

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J. K. Bae, I. Bazarov, P. Musumeci, S. Karkare, H. Padmore, and J. Maxson, “Brightness of femtosecond nonequilibrium photoemission in metallic photocathodes at wavelengths near the photoemission threshold,” Jour. Appl. Phys., vol. 124, no. 24, p. 244903, Dec. 2018, doi: 10.1063/1.5053082. [Online]. Available: https://aip.scitation.org/doi/10.1063/1.5053082

S. S. Baturin, G. Andonian, and J. B. Rosenzweig, “Analytical treatment of the wakefields driven by transversely shaped beams in a planar slow-wave structure,” Phys. Rev. Accel. Beams, vol. 21, no. 12, p. 121302, Dec. 2018, doi: 10.1103/PhysRevAccelBeams.21.121302. [Online]. Available: https://link.aps.org/doi/10.1103/PhysRevAccelBeams.21.121302

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D. B. Liarte, D. Hall, P. N. Koufalis, A. Miyazaki, A. Senanian, M. Liepe, and J. P. Sethna, “Vortex dynamics and losses due to pinning: Dissipation from trapped magnetic flux in resonant superconducting radio-frequency cavities,” Phys. Rev. Applied, vol. 10, p. 054057, Nov. 2018, doi: 10.1103/PhysRevApplied.10.054057. [Online]. Available: http://arxiv.org/abs/1808.01293

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A. Zholents, S. Baturin, D. Doran, W. Jansma, M. Kasa, R. Kustom, H. Perez, J. Power, N. Strelnikov, K. Suthar, E. Trakhtenberg, I. Vasserman, G. Waldschmidt, and J. Xu, “A Conceptual Design of a Compact Wakefield Accelerator for a High Repetition Rate Multi User X-ray Free-Electron Laser Facility,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-tupmf010. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-tupmf010

R. Porter, M. Liepe, J. Maniscalco, and R. Strauss, “Update on Sample Host Cavity Design Work for Measuring Flux Entry and Quench Field,” Proceedings of the 18th Int. Conf. on RF Superconductivity, SRF2017, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb044. [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB044.html

R. Porter, F. Furuta, D. Hall, M. Liepe, and J. Maniscalco, “Effects of Chemical Treatments on the Surface Roughess and Surface Magnetic Field Ehancement of Nb₃Sn Films for Superconducting Radio-Frequency Cavities,” in Proc. SRF’17, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb043 [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB043.html

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C. Pierce, S. Baturin, I. Bazarov, M. Gordon, C. Gulliford, Y.-K. Kim, and J. Maxson, “Understanding and Compensating Emittance Diluting Effects in Highly Optimized Ultrafast Electron Diffraction Beamlines,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpaf024. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-thpaf024

J. Paul, I. V. Bazarov, A. Galdi, R. Hennig, S. Karkare, and H. Padmore, “Computational Screening for Low Emittance Photocathodes,” in Proc. IPAC2018, Vancouver, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpml053 [Online]. Available: http://accelconf.web.cern.ch/AccelConf/ipac2018/papers/thpml053.pdf

T. Oseroff, D. Hall, M. Liepe, and J. Maniscalco, “High-frequency SRF Cavities,” in Proc. of SRF’17, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-tupb009 [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-TUPB009.html

T. Oseroff, M. Ge, M. Liepe, J. Maniscalco, S. McNeal, R. Porter, and M. Sowa, “Performance of Samples with Novel SRF Materials and Growth Techniques,” in Proc. IPAC2018, Vancouver, Canada, 2018, doi: 10.18429/jacow-ipac2018-wepmf047 [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-wepmf047

J. K. Nangoi, T. A. Arias, S. Karkare, H. Padmore, and A. Schroeder, “The Role of Electron-Phonon Scattering in Transverse Momentum Conservation in PbTe(111) Photocathodes,” in Proc. IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/JACoW-IPAC2018-TUPMF065 [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2018-TUPMF065

J. Maniscalco and M. Liepe, “Updates on the DC Field Dependence Cavity,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-wepmf044. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-wepmf044

J. Maniscalco and M. Liepe, “A Computational Method for More Accurate Measurements of the Surface Resistance in SRF Cavities,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-wepmf042. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-wepmf042

J. Maniscalco, P. Koufalis, and M. Liepe, “Modeling of the Frequency and Field Dependence of the Surface Resistance of Impurity-Doped Niobium,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-wepmf046. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2018-WEPMF046

J. Maniscalco, M. Liepe, and R. Porter, “Design Updates on Cavity to Measure Suppression of Microwave Surface Resistance by DC Magnetic Fields,” in Proc. SRF’17, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb005 [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB005.html

D. Liarte, T. Arias, D. Hall, M. Liepe, A. Pack, J. Sethna, N. Sitamaran, and M. Transtrum, “SRF Theory Developments from the Center for Bright Beams,” Proceedings of the 18th Int. Conf. on RF Superconductivity, SRF2017, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb040. [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB040.html

W. Li, I. Bazarov, C. Gulliford, and J. Maxson, “Novel Photocathode Geometry Optimization: Field Enhancing Photoemission Tips,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, p. TUPML029, 2018, doi: 10.18429/jacow-ipac2018-tupml029. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-tupml029

S. Karkare, I. Bazarov, S. Emamian, A. Galdi, G. Gevorkyan, H. Padmore, and A. Schmid, “Physical and Chemical Roughness of Alkali-Animonide Cathodes,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpmf080. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-thpmf080

D. Hall, P. Cueva, D. Liarte, M. Liepe, D. Muller, R. Porter, and J. Sethna, “Cavity Quench Studies in Nb₃Sn Using Temperature Mapping and Surface Analysis of Cavity Cut-outs,” Proceedings of the 18th Int. Conf. on RF Superconductivity, SRF2017, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb041. [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB041.html

D. Hall, D. Liarte, M. Liepe, R. Porter, and J. Sethna, “Field-dependence of the Sensitivity to Trapped Flux in Nb₃Sn,” in Proc. SRF’17, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-thpb042 [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-THPB042.html

D. Hall, T. A. Arias, P. Cueva, D. Liarte, M. Liepe, D. Muller, R. Porter, J. Sethna, and M. Sitaraman, “High Performance Nb₃Sn Cavities,” in Proc. SRF’17, Lanzhou, China, 2018, doi: 10.18429/jacow-srf2017-wexa01 [Online]. Available: http://jacow.org/srf2017/doi/JACoW-SRF2017-WEXA01.html

L. Gupta, S. Baturin, M. Ehrlichman, Y.-K. Kim, J. Maxson, R. Meller, D. Rubin, D. Sagan, and J. Shanks, “Beam-Based Sextupolar Nonlinearity Mapping in CESR,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpak137. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-thpak137

J. Giner Navarro, R. Assmann, D. Cesar, B. Marchetti, D. Marx, and P. Musumeci, “Electron Microscopy Inspired Setup for Single-Shot 4-D Trace Space Reconstruction of Bright Electron Beams,” in Proc. IPAC2018, Vancouver, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpml106 [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-thpml106

A. Galdi, G. Adhikari, I. Bazarov, L. Cultrera, W. Li, E. Lochocki, J. Maxson, H. Paik, C. Parzyck, C. Pierce, D. Schlom, A. Schroeder, and K. Shen, “Barium Tin Oxide Ordered Photocathodes: First Measurements and Future Perspectives,” in Proc. 9th Int. Particle Accel. Conf., IPAC2018, Vancouver, Canada, 2018, doi: 10.18429/jacow-ipac2018-tupml027 [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-tupml027

L. Cultrera, J. Bae, A. C. Bartnik, I. V. Bazarov, R. Doane, A. Galdi, C. M. Gulliford, W. H. Li, J. M. Maxson, S. A. McBride, T. P. Moore, C. M. Pierce, C. Xu, and C. University, “Photocathodes R&D for High Brightness and Highly Polarized Electron Beams at Cornell University,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/JACoW-IPAC2018-TUPML028. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2018-TUPML028

N. Bell and L. Phillips, “Generation of Flat Ultra-Low Emittance Beams,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-thpak072. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-thpak072

J. K. Bae, I. Bazarov, L. Cultrera, S. Karkare, J. Maxson, P. Musumeci, H. Padmore, and X. Shen, “Multi-photon Photoemission and Ultrafast Electron Heating in Cu Photocathodes at Threshold,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2018, Vancouver, BC, Canada, 2018, doi: 10.18429/jacow-ipac2018-tupml026. [Online]. Available: https://doi.org/10.18429/jacow-ipac2018-tupml026

Z. Ding, S. Karkare, J. Feng, D. Filippetto, M. Johnson, S. Virostek, F. Sannibale, J. Nasiatka, M. Gaowei, J. Sihsheimer, E. Muller, J. Smedley, and H. Padmore, “Temperature-dependent quantum efficiency degradation of K-Cs-Sb bialkali antimonide photocathodes grown by a triple-element codeposition method,” Phys. Rev. Accel. Beams, vol. 20, no. 11, p. 113401, Nov. 2017, doi: 10.1103/PhysRevAccelBeams.20.113401. [Online]. Available: https://link.aps.org/doi/10.1103/PhysRevAccelBeams.20.113401

D. A. Dimitrov, G. I. Bell, J. Smedley, I. Ben-Zvi, J. Feng, S. Karkare, and H. A. Padmore, “Modeling quantum yield, emittance, and surface roughness effects from metallic photocathodes,” Jour. Appl. Phys., vol. 122, no. 16, p. 165303, Oct. 2017, doi: 10.1063/1.4996568. [Online]. Available: http://aip.scitation.org/doi/10.1063/1.4996568

S. S. Baturin, A. V. Zinovev, and S. V. Baryshev, “Current Saturation in Nonmetallic Field Emitters,” arXiv:1710.03692 [cond-mat, physics:physics], Oct. 2017, doi: http://arxiv.org/abs/1710.03692. [Online]. Available: http://arxiv.org/abs/1710.03692

O. Chubenko, S. S. Baturin, K. K. Kovi, A. V. Sumant, and S. V. Baryshev, “Locally Resolved Electron Emission Area and Unified View of Field Emission from Ultrananocrystalline Diamond Films,” ACS Appl Mater Interfaces, vol. 9, no. 38, pp. 33229–33237, Sep. 2017, doi: 10.1021/acsami.7b07062. [Online]. Available: https://doi.org/10.1021/acsami.7b07062

A. Raju, S. Choudhury, D. L. Rubin, A. Wilkinson, and J. P. Sethna, “Finding stability domains and escape rates in kicked Hamiltonians,” arXiv:1707.09336 [cond-mat, physics:physics], Jul. 2017 [Online]. Available: http://arxiv.org/abs/1707.09336

O. Chubenko, S. Baturin, A. Sumant, A. Zinovev, K. K. Kovi, and S. Baryshev, “Field emission microscopy of ultra-nano-crystalline diamond films,” Proceedings of the 30th International Vacuum Nanoelectronics Conference (IVNC), Regensburg, Germany, Jul. 2017, doi: 10.1109/IVNC.2017.8051543. [Online]. Available: https://doi.org/10.1109/IVNC.2017.8051543

O. Chubenko, A. Afanasev, S. S. Baturin, and S. V. Baryshev, “Locally resolved field emission area and its effect on resulting j-E characteristics: Case study for planar thin film ultrananocrystalline diamond field emitters,” Proceedings of the 30th International Vacuum Nanoelectronics Conference (IVNC), Regensburg, Germany, Jul. 2017, doi: 10.1109/IVNC.2017.8051647. [Online]. Available: https://doi.org/10.1109/IVNC.2017.8051647

S. S. Baturin and A. Zholents, “Upper limit for the accelerating gradient in the collinear wakefield accelerator as a function of the transformer ratio,” Phys. Rev. Accel. Beams, vol. 20, no. 6, p. 061302, Jun. 2017, doi: 10.1103/PhysRevAccelBeams.20.061302. [Online]. Available: https://link.aps.org/doi/10.1103/PhysRevAccelBeams.20.061302

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P. Gupta, L. Cultrera, and I. Bazarov, “Monte Carlo simulations of electron photoemission from cesium antimonide,” Journal of Applied Physics, vol. 121, no. 21, p. 215702, Jun. 2017, doi: 10.1063/1.4984263. [Online]. Available: http://aip.scitation.org/doi/10.1063/1.4984263. [Accessed: Jan. 16, 2018]

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R. Porter, M. Liepe, J. Maniscalco, and V. Veshcherevich, “Sample Host Cavity Design for Measuring Flux Entry and Quench,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA126. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA126

J. Maniscalco, F. Furuta, D. Hall, P. Koufalis, and M. Liepe, “Analysis of Mean Free Path and Field Dependent Surface Resistance,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-WEPVA145. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-WEPVA145

J. Maniscalco, V. Arrieta, D. Hall, M. Liepe, S. McNeal, R. Porter, and B. Williams, “Cornell Sample Host Cavity: Recent Results,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA123. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA123

D. Hall, D. Liarte, M. Liepe, and J. Sethna, “Impact of Trapped Magnetic Flux and Thermal Gradients on the Performance of Nb₃Sn Cavities,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA118. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA118

D. Hall, T. Arias, P. Cueva, M. Liepe, J. Maniscalco, D. Muller, R. Porter, and N. Sitaraman, “Surface Analysis of Features Seen on Nb₃Sn Sample Coupons Grown by Vapour Diffusion,” in Proc. of IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA119 [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA119

D. Hall, P. Cueva, D. Liarte, M. Liepe, J. Maniscalco, D. Muller, R. Porter, and J. Sethna, “Quench Studies in Single-Cell Nb₃Sn Cavities Coated Using Vapour Diffusion,” in Proc. IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA116 [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA116

A. Cahill, A. Fukasawa, C. Limborg, W. Qin, and J. Rosenzweig, “Optimization of Beam Dynamics for an S-Band Ultra-High Gradient Photoinjector,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-TUPAB129. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-TUPAB129

A. Cahill, V. Dolgashev, J. Rosenzweig, S. Tantawi, and S. Weathersby, “Ultra High Gradient Breakdown Rates in X-Band Cryogenic Normal Conducting Rf Accelerating Cavities,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, May 2017, doi: 10.18429/JACoW-IPAC2017-THPIK125. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-THPIK125

M. Ashton, J. Paul, S. B. Sinnott, and R. G. Hennig, “Topology-Scaling Identification of Layered Solids and Stable Exfoliated 2D Materials,” Phys. Rev. Lett., vol. 118, no. 10, p. 106101, Mar. 2017, doi: 10.1103/PhysRevLett.118.106101. [Online]. Available: https://link.aps.org/doi/10.1103/PhysRevLett.118.106101

S. S. Baturin and S. V. Baryshev, “Electron emission projection imager,” Review of Scientific Instruments, vol. 88, no. 3, p. 033701, Mar. 2017, doi: 10.1063/1.4977472. [Online]. Available: https://aip.scitation.org/doi/full/10.1063/1.4977472

J. T. Maniscalco, D. Gonnella, and M. Liepe, “The importance of the electron mean free path for superconducting radio-frequency cavities,” Jour. Appl. Phys., vol. 121, no. 4, p. 043910, Jan. 2017, doi: 10.1063/1.4974909. [Online]. Available: https://aip.scitation.org/doi/full/10.1063/1.4974909

R. D. Porter, F. Furuta, D. L. Hall, M. Liepe, J. T. Maniscalco, and C. University, “Effectiveness of Chemical Treatments for Reducing the Surface Roughness of Nb₃Sn,” Proceedings of the 9th Int. Particle Accelerator Conf., IPAC2017, Copenhagen, Denmark, 2017, doi: 10.18429/JACoW-IPAC2017-MOPVA124. [Online]. Available: https://doi.org/10.18429/JACoW-IPAC2017-MOPVA124

J. T. Paul, A. K. Singh, Z. Dong, H. Zhuang, B. C. Revard, B. Rijal, M. Ashton, A. Linscheid, M. Blonsky, D. Gluhovic, J Guo, and R. G. Hennig, “Computational methods for 2D materials: discovery, property characterization, and application design,” J. Phys.: Condens. Matter, vol. 29, no. 47, p. 473001, 2017, doi: 10.1088/1361-648X/aa9305. [Online]. Available: http://stacks.iop.org/0953-8984/29/i=47/a=473001

D. B. Liarte, S. Posen, M. K. Transtrum, G. Catelani, M. Liepe, and J. P. Sethna, “Theoretical estimates of maximum fields in superconducting resonant radio frequency cavities: stability theory, disorder, and laminates,” Supercond. Sci. Technol., vol. 30, no. 3, p. 033002, 2017, doi: 10.1088/1361-6668/30/3/033002. [Online]. Available: http://stacks.iop.org/0953-2048/30/i=3/a=033002

D. B. Liarte, M. K. Transtrum, and J. P. Sethna, “Ginzburg-Landau theory of the superheating field anisotropy of layered superconductors,” Phys. Rev. B, vol. 94, no. 14, p. 144504, Oct. 2016, doi: 10.1103/PhysRevB.94.144504. [Online]. Available: https://link.aps.org/doi/10.1103/PhysRevB.94.144504

A. Bernstein and R. Rand, “Delay-Coupled Mathieu Equations in Synchrotron Dynamics Revisited: Delay Terms in the Slow Flow,” Journal of Applied Nonlinear Dynamics, vol. 7, pp. 349–360, Dec. 2018, doi: 10.5890/JAND.2018.12.003. [Online]. Available: https://doi.org/10.5890/JAND.2018.12.003