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Al-Bassam, A., Otto, S., Heberling, D., & Caloz, C. (2019, June). Analytical Formulas for Frequency-unbalanced Periodic Leaky-wave Antennas [Paper]. Photonics and Electromagnetics Research Symposium (PIERS 2019 - Spring), Rome, Italy. External link
Al-Bassam, A., Otto, S., & Caloz, C. (2016, June). Dual-channel radiation using a single double-asymmetric periodic leaky-wave antenna [Paper]. IEEE International Symposium on Antennas and Propagation (APSURSI 2016), Fajarjo, Puerto Rico. External link
Caloz, C., & Otto, S. (2014, August). The symmetry secrets of periodic leaky-wave antennas [Paper]. 16th International Conference on Electromagnetics in Advanced Applications (ICEAA 2014), Palm Beach, Aruba. External link
Caloz, C., & Otto, S. (2013, October). A tour on recent developments and discoveries of crucial practical importance in leaky-wave antennas [Paper]. European Microwave Conference (EuMC 2013), Nuremberg, Germany. External link
Liebig, T., Rennings, A., Otto, S., Caloz, C., & Erni, D. (2009, March). Comparison between CRLH zeroth-order antenna and series-fed microstrip patch array antenna [Paper]. 3rd European Conference on Antennas and Propagation (EuCAP 2009), Berlin, Germany. External link
Otto, S., & Caloz, C. (2015, June). Solving the broadside radiation issue in periodic leaky-wave antennas [Paper]. Asia-Pacific Conference on Antennas and Propagation (PPCAP 2015), Bali, Indonesia. External link
Otto, S., Rennings, A., Solbach, K., & Caloz, C. (2011, July). Broadside radiation in frequency-scanning periodic leaky-wave antennas : circuit analysis, asymptotic formulas and fundamental behaviors [Paper]. CNC/USNC URSI National Radio Science Meeting, Spokane, WA. Unavailable
Otto, S., Rennings, A., Liebig, T., Caloz, C., & Solbach, K. (2010, April). An energy-based circuit parameter extraction method for CRLH leaky wave antennas [Paper]. 4th European Conference on Antennas and Propagation (EuCAP 2010), Barcelona, Spain. External link
Otto, S., Rennings, A., Kucsera, D., Vesterling, M., Caloz, C., & Waldow, P. (2005, March). Dual-mode zeroth order CRLH ring resonator with tuning capability [Paper]. Latsis Symposium, Lausanne, Switzerland. Unavailable
Otto, S., Rennings, A., Caloz, C., & Waldow, P. (2005, October). Dual-mode zeroth order ring resonator with tuning capability and selective mode excitation [Paper]. 35th European Microwave Conference (EuMC 2005), Paris, France. External link
Otto, S., Rennings, A., Caloz, C., Waldow, P., & Wolff, I. (2005, April). A matching technique for dual-band composite right/left-handed (CRLH) transmission line resonator antennas [Paper]. German Microwave Conference (GeMiC 2005), Ulm, Germany. Unavailable
Otto, S., Caloz, C., Sanada, A., & Itoh, T. (2023, December). A dual-frequency composite right/left-handed half-wavelength resonator antenna [Paper]. Asia-Pacific Microwave Conference (APMC 2004), New Delhi, India. Unavailable
Rennings, A., Schneider, P., Otto, S., Erni, D., Caloz, C., & Ladd, M. E. (2010, September). A CRLH zeroth-order resonant antenna (ZORA) with high near-field polarization purity used as an RF coil element for ultra high field MRI [Paper]. 4th International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (METAMATERIALS 2010), Karlsruhe, Germany. Unavailable
Rennings, A., Liebig, T., Otto, S., Caloz, C., & Erni, D. (2009, August). Directive antennas based on zeroth-order resonant CRLH metamaterials implemented in multilayer-technology [Paper]. 3rd International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (METAMATERIALS 2009), London, England. Unavailable
Rennings, A., Liebig, T., Otto, S., Caloz, C., & Wolff, I. (2007, March). Highly directive resonator antennas based on composite right/left-handed (CRLH) transmission lines [Paper]. International ITG-Conference on Antennas (INICA 2007), Munich, Germany. External link
Rennings, A., Otto, S., Caloz, C., Lauer, A., Bilgic, W., & Waldow, P. (2006). Composite Right/Left-Handed Extended Equivalent Circuit (CRLH-EEC) Fdtd: Stability and Dispersion Analysis With Examples. International Journal of Numerical Modelling: Electronic Networks, Devices and Fields, 19(2), 141-172. External link
Rennings, A., Otto, S., & Caloz, C. (2006, January). CRLH extended equivalent circuit (EEC) FDTD method and its application to an open metamaterial-loaded resonator [Paper]. 22nd International Review of Progress in Applied Computational Electromagnetics. External link
Rennings, A., Otto, S., Liebig, T., Caloz, C., & Wolff, I. (2006, November). Dual-band composite right/left-handed ring antenna with linear/circular polarization capability [Paper]. European Conference on Antennas and Propagation EuCAP 2006, Nice, France. External link
Rennings, A., Otto, S., Liebig, T., Caloz, C., & Wolff, I. (2006, December). Extended composite right/left-handed (E-CRLH) metamaterial and its application as quadband quarter-wavelength transmission line [Paper]. Asia-Pacific Microwave Conference (APMC 2006), Yokohama, Japan. External link
Rennings, A., Otto, S., Lauer, A., Caloz, C., & Waldow, P. (2006). An extended equivalent circuit based FDTD scheme for the efficient simulation of Composite Right/Left-Handed Metamaterials. Journal of the European Microwave Association, 2, 71-82. Unavailable
Rennings, A., Otto, S., Caloz, C., & Waldow, P. (2005, June). Enlarged half-wavelength resonator antenna with enhanced gain [Paper]. IEEE AP-S International Symposium and USNC/URSI Meeting, Washington, DC. External link