Doctoral Researcher (f/m/d), Scientific Staff Member (f/m/d) - High-Field EPR Spectroscopy, Milli...

About the role

Area of research:Other Starting date:31.08.2026 Job description:Design, simulation, and optimization of advanced microwave and millimeter-wave resonators for high-field electron paramagnetic resonance (EPR) spectroscopy.Development of topologically optimized multi-resonance EPR detectors capable of simultaneous measurements on multiple samples with minimal crosstalk.Electromagnetic modeling and numerical optimization using COMSOL Multiphysics, CST Studio Suite, and related simulation tools.Fabrication and experimental characterization of microwave and millimeter-wave resonators operating from X-band frequencies up to 263 GHz.Development of novel interferometric microwave circuits for suppression of excitation-signal background and enhancement of EPR detection sensitivity.Integration of optoelectronic signal-generation and signal-readout modules with EPR resonators to realize compact fiber-coupled high-field EPR systems.Development and implementation of multi-sample and multi-resonance EPR detection platforms for operation at magnetic fields up to 9.4 T.Design and integration of radiofrequency (RF) coils for electron-nuclear double resonance (ENDOR) and dynamic nuclear polarization (DNP) experiments.Experimental validation of the developed hardware through EPR, ENDOR, and DNP measurements on model paramagnetic samples.Publishing research results in leading international journals and presenting findings at international conferences.This research center is part of the Helmholtz Association of German Research Centers. With more than 42,000 employees and an annual budget of over € 5 billion, the Helmholtz Association is Germany's largest scientific organisation.

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