N. Fröhleke, P. Wallmeier, and H. Grotstollen, “Investigation of Active-Clamped Topologies for Low Output Voltage dc/dc-Modules,” 1996.

J. Maas and H. Grotstollen, “Characteristics of Inverter-Fed Ultrasonic Motors - Optimization of Stator/Rotor-Interface,” 1996.

N. Fröhleke, J. Richter, P. Wallmeier, and H. Grotstollen, “Soft switching forward-flyback converter with one magnetic component and current doubler rectification circuit,”10.1109/ias.1996.560225__1996, doi:10.1109/ias.1996.560225 .

J. Sun, N. Fröhleke, and H. Grotstollen, “Harmonic reduction techniques for single-switch three-phase boost rectifiers,”10.1109/ias.1996.560234__1996, doi:10.1109/ias.1996.560234 .

H. Grotstollen and A. Bünte, “Control of induction motor with orientation on rotor flux or on stator flux in a very wide field weakening region-experimental results,”10.1109/isie.1996.551065__1996, doi:10.1109/isie.1996.551065 .

H. Grotstollen and J. Wiesing, “Torque capability and control of a saturated induction motor over a wide range of flux weakening,”10.1109/41.402476__IEEE Transactions on Industrial Electronics, vol. 42, no. 4, pp. 374–381, 1995, doi:10.1109/41.402476 .

B. Becker, H. Grotstollen, and L. Heinemann, “Computer aided design and modeling of high frequency magnetic components,”10.1109/apec.1995.468970__1995, doi:10.1109/apec.1995.468970 .

A. Fiedler and H. Grotstollen, “Simulation of power electronic circuits with principles used in wave digital filters,”10.1109/ias.1995.530613__1995, doi:10.1109/ias.1995.530613 .

A. Fiedler and H. Grotstollen, “Investigation of asymmetrical phase-shifted full bridge [power convertors],”10.1109/iecon.1995.483448__1995, doi:10.1109/iecon.1995.483448 .

J. Maas, P. Ide, N. Fröhleke, and H. Grotstollen, “Simulation model for ultrasonic motors powered by resonant converters,”10.1109/ias.1995.530291__1995, doi:10.1109/ias.1995.530291 .

N. Fröhleke, A. Fiedler, H. Grotstollen, and B. Margaritis, “Investigation of PWM controlled, resonant transition converters with asymmetrical duty cycle,”10.1109/iecon.1995.485666__1995, doi:10.1109/iecon.1995.485666 .

J. Sun, Optimal pulsewidth modulation techniques for high-power voltage-source inverter. 1995.

J. Böcker, C. Endrikat, and S. Liu, “A Systematic Approach to State Feedback Controller Design for DC/DC Line-Side Traction Converters,” in EPE’95, Sevilla, Sevilla, Spain, 1995, vol. 1, pp. 314–318.

J. Janning, J. Böcker, K. Anbuhl, and M. Boni, “Netzkupplungsumrichter Jübek – Regelung,” Elektrische Bahnen, no. 6, pp. 177–212, 1995.

J. Sun and I. Grotstollen, “Pulsewidth modulation based on real-time solution of algebraic harmonic elimination equations,”10.1109/iecon.1994.397753__1994, doi:10.1109/iecon.1994.397753 .

M. Ruff, A. Bunte, and H. Grotstollen, “A new self-commissioning scheme for an asynchronous motor drive system,”10.1109/ias.1994.345457__1994, doi:10.1109/ias.1994.345457 .

J. Sun, S. Beineke, and H. Grotstollen, “DSP-based real-time harmonic elimination of PWM inverters,”10.1109/pesc.1994.349664__1994, doi:10.1109/pesc.1994.349664 .

L. Heinemann, R. Schulze, P. Wallmeier, and H. Grotstollen, “Modeling of high frequency inductors,”10.1109/pesc.1994.373782__1994, doi:10.1109/pesc.1994.373782 .

N. Fröhleke, B. Becker, H. Grotstollen, B. Magaritis, and L. Vollmer, “Analysis and design of isolated high power boost topologies and simulations with quasi-static and quasi-stationary transformer models,”10.1109/ias.1994.377539__1994, doi:10.1109/ias.1994.377539 .

N. Fröhleke, R. Mende, H. Grotstollen, B. Margaritis, and L. Vollmer, “Isolated boost full bridge topology suitable for high power and power factor correction,”10.1109/iecon.1994.397812__1994, doi:10.1109/iecon.1994.397812 .