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J. Bahrdt, W. Frentrup, A. Gaupp, M. Scheer, I. Schneider, and G. Wuestefeld, “Shimming of the Dynamic Field Integrals of the BESSY II U125 Hybrid Undulator”, in Proc. 2nd Int. Particle Accelerator Conf. (IPAC'11), San Sebastian, Spain, Sep. 2011, paper THPC154, pp. 3248-3250. |
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J. Bahrdt et al., “Modification of the BESSY II Optic for the Implementation of a Small Gap Undulator”, in Proc. 2nd Int. Particle Accelerator Conf. (IPAC'11), San Sebastian, Spain, Sep. 2011, paper THPC155, pp. 3251-3253. |
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J. Bahrdt et al., “Performance of the PETRA III APPLE II Undulator”, in Proc. 2nd Int. Particle Accelerator Conf. (IPAC'11), San Sebastian, Spain, Sep. 2011, paper THPC156, pp. 3254-3256. |
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J. Bahrdt and G. Wuestefeld, “Symplectic Tracking and Compensation of Dynamic Field Integrals in Complex Undulator Structures”, in Proc. 3rd Int. Particle Accelerator Conf. (IPAC'12), New Orleans, LA, USA, May 2012, paper FRXAB01, pp. 4165-4169. |
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J. Bahrdt and S. Sasaki, “Challenges of Quasiperiodic APPLE Undulators”, in Proc. 3rd Int. Particle Accelerator Conf. (IPAC'12), New Orleans, LA, USA, May 2012, paper MOPPP064, pp. 705-707. |
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J. Bahrdt and Y. Ivanyushenkov, “Effects of Geometrical Errors on the Field Quality in a Planar Superconducting Undulator”, in Proc. 3rd Int. Particle Accelerator Conf. (IPAC'12), New Orleans, LA, USA, May 2012, paper MOPPP065, pp. 708-710. |
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P. O. Schmid et al., “Modifications to the Machine Optics of BESSY II Necessitated by the EMIL Project”, in Proc. 3rd Int. Particle Accelerator Conf. (IPAC'12), New Orleans, LA, USA, May 2012, paper TUPPP007, pp. 1614-1616. |
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C. Kuhn, H.-J. Baecker, J. Bahrdt, A. Gaupp, and B. Schulz, “Hall-Probe Bench for Cryogenic in-Vacuum-Undulators”, in Proc. 4th Int. Particle Accelerator Conf. (IPAC'13), Shanghai, China, May 2013, paper WEPWA003, pp. 2126-2128. |
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J. Bahrdt, K. Holldack, P. Kuske, R. Mueller, M. Scheer, and P. O. Schmid, “Undulator Photon Beams with Orbital Angular Momentum”, in Proc. 5th Int. Particle Accelerator Conf. (IPAC'14), Dresden, Germany, Jun. 2014, pp. 213-215. |
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E. J. Wall?®n, K. I. Blomqvist, J. Bahrdt, and F.-J. Boergermann, “Novel Magnet Production Technique used for an Elliptically Polarizing Undulator”, in Proc. 5th Int. Particle Accelerator Conf. (IPAC'14), Dresden, Germany, Jun. 2014, pp. 1286-1288. |