Problem or Industrial Need
Passive sensing requires resonant structures whose frequency, bandwidth, quality factor and scattering response remain interpretable under material and environmental change.
Engineering or Scientific Solution
A family of modelled and experimentally evaluated antenna-resonator configurations for chipless and non-contact sensing.
Sebastian's Technical Contribution
Designed and optimized microstrip antennas and C-shaped resonators, then evaluated S11/S21 behaviour and monostatic and bistatic radar cross-section.
Methods and Tools Used
- CST Studio Suite and ANSYS HFSS electromagnetic simulation
- Parametric resonance and impedance analysis
- S11/S21, bandwidth and Q-factor evaluation
- Monostatic and bistatic radar cross-section analysis
Prototype, Simulation and Experimental Evidence
Electromagnetic models
Full-wave simulations used to study resonance, scattering and material-wave interactions.
Measured RF response
VNA measurements and free-space experiments used to evaluate simulated behaviour.
Measurable Result or Published Finding
Validated resonant sensing structures
Connected modelled electromagnetic behaviour with measurable response for wireless sensing.
Diagrams and Publications
Block diagram connecting excitation, interaction, measurement and interpretation.
A Free Space Microwave Characterization of CNT-Epoxy Based Nanocomposites Using Two Patch Antennas
Patch-antenna and VNA characterization of nanocomposite electromagnetic response across antenna field regions.
Role, Team Attribution, Institution and Project Context
Doctoral Researcher; electromagnetic design, simulation, fabrication and experimental evaluation.