2023

Polat, Ersin (2023)
Grundlegende Untersuchungen von abstimmbaren Flüssigkristall-Filtern für Hochfrequenzanwendungen.
Technische Universität Darmstadt
doi: 10.26083/tuprints-00023143
Dissertation, Erstveröffentlichung, Verlagsversion

Polat, Ersin (2023)
Grundlegende Untersuchungen von abstimmbaren Flüssigkristall-Filtern für Hochfrequenzanwendungen.
doi: 10.26083/tuprints-00023278
Buch, Erstveröffentlichung, Verlagsversion

2022

Polat, Ersin ; Kamrath, Fynn ; Matic, Stipo ; Tesmer, Henning ; Jiménez-Sáez, Alejandro ; Wang, Dongwei ; Maune, Holger ; Höft, Michael ; Jakoby, Rolf (2022)
Novel Hybrid Electric/Magnetic Bias Concept for Tunable Liquid Crystal Based Filter.
In: IEEE Journal of Microwaves, 2 (3)
doi: 10.1109/JMW.2022.3180227
Artikel, Bibliographie

Wang, Dongwei ; Polat, Ersin ; Tesmer, Henning ; Maune, Holger ; Jakoby, Rolf (2022)
Switched and Steered Beam End-Fire Antenna Array Fed by Wideband Via-Less Butler Matrix and Tunable Phase Shifters Based on Liquid Crystal Technology.
In: IEEE Transactions on Antennas and Propagation, 70 (7)
doi: 10.1109/TAP.2022.3142334
Artikel, Bibliographie

Wang, Dongwei ; Polat, Ersin ; Tesmer, Henning ; Jakoby, Rolf ; Maune, Holger (2022)
Highly Miniaturized Continuously Tunable Phase Shifter Based on Liquid Crystal and Defected Ground Structures.
In: IEEE Microwave and Wireless Components Letters, 32 (6)
doi: 10.1109/LMWC.2022.3142410
Artikel, Bibliographie

Kamrath, Fynn ; Polat, Ersin ; Matic, Stipo ; Schuster, Christian ; Miek, Daniel ; Tesmer, Henning ; Boe, Patrick ; Wang, Dongwei ; Jakoby, Rolf ; Maune, Holger ; Höft, Michael (2022)
Bandwidth and Center Frequency Reconfigurable Waveguide Filter Based on Liquid Crystal Technology.
In: IEEE Journal of Microwaves, 2 (1)
doi: 10.1109/JMW.2021.3115244
Artikel, Bibliographie

Wang, Dongwei ; Polat, Ersin ; Schuster, Christian ; Tesmer, Henning ; Rehder, Gustavo P. ; Serrano, Ariana L. C. ; Gomes, Leonardo G. ; Ferrari, Philippe ; Maune, Holger ; Jakoby, Rolf (2022)
Fast and Miniaturized Phase Shifter With Excellent Figure of Merit Based on Liquid Crystal and Nanowire-Filled Membrane Technologies.
In: IEEE Journal of Microwaves, 2 (1)
doi: 10.1109/JMW.2021.3131648
Artikel, Bibliographie

2021

Wang, Dongwei ; Polat, Ersin ; Tesmer, Henning ; Jakoby, Rolf ; Maune, Holger (2021)
A Compact and Fast 1 × 4 Continuously Steerable Endfire Phased-Array Antenna Based on Liquid Crystal.
In: IEEE Antennas and Wireless Propagation Letters, 20 (10)
doi: 10.1109/LAWP.2021.3096035
Artikel, Bibliographie

Tesmer, Henning ; Gold, Gerald ; Bachbauer, Felix ; Polat, Ersin ; Sippel, Mark ; Jakoby, Rolf ; Vossiek, Martin ; Maune, Holger (2021)
Feasibility of Additively Manufactured Tunable Liquid Crystal Loaded Dielectric Waveguides.
In: IEEE Microwave and Wireless Components Letters, 31 (8)
doi: 10.1109/LMWC.2021.3082700
Artikel, Bibliographie

Tesmer, Henning ; Razzouk, Rani ; Polat, Ersin ; Wang, Dongwei ; Jakoby, Rolf ; Maune, Holger (2021)
Temperature Characterization of Liquid Crystal Dielectric Image Line Phase Shifter for Millimeter-Wave Applications.
In: Crystals, 11 (1)
doi: 10.3390/cryst11010063
Artikel, Bibliographie

2020

Schuster, Christian ; Kamrath, Fynn ; Miek, Daniel ; Polat, Ersin ; Boe, Patrick ; Frank, Laura Pimentel Paes ; Kienemund, Daniel ; Jakoby, Rolf ; Maune, Holger ; Höft, Michael (2020)
Fully Reconfigurable Bandpass with Continuously Tunable Center Frequency and Bandwidth Featuring a Constant Filter Characteristic.
13th German Microwave Conference (GeMiC 2020). Cottbus, Germany (09.11.2020-11.11.2020)
Konferenzveröffentlichung, Bibliographie

Wang, Dongwei ; Nickel, Matthias ; Walk, Dominik ; Jiménez, Alejandro ; Polat, Ersin ; Reese, Roland ; Rehder, Gustavo P. ; Serrano, Ariana L. C. ; Gomes, Leonardo G. ; Ferrari, Philippe ; Jakoby, Rolf ; Maune, Holger (2020)
Slow Wave Inverted Microstrip Line Based on Metallic Nanowire Filled Alumina Membrane.
13th German Microwave Conference (GeMiC 2020). Cottbus, Germany (09.11.2020-11.11.2020)
Konferenzveröffentlichung, Bibliographie

Polat, Ersin ; Tesmer, Henning ; Reese, Roland ; Nickel, Matthias ; Wang, Dongwei ; Schumacher, Peter ; Jakoby, Rolf ; Maune, Holger (2020)
Reconfigurable Millimeter-Wave Components Based on Liquid Crystal Technology for Smart Applications.
In: Crystals, 10 (5)
doi: 10.3390/cryst10050346
Artikel, Bibliographie

2019

Reese, Roland ; Polat, Ersin ; Nickel, Matthias ; Jakoby, Rolf ; Maune, Holger ; Tesmer, Henning (2019)
Fully Dielectric Rod Antenna Arrays with Integrated Power Divider.
In: Frequenz, 73 (11-12)
doi: 10.1515/freq-2019-0152
Artikel, Bibliographie

Reese, Roland ; Polat, Ersin ; Tesmer, Henning ; Strobl, Jonathan ; Schuster, Christian ; Nickel, Matthias ; Granja, Angel Blanco ; Jakoby, Rolf ; Maune, Holger (2019)
Liquid Crystal Based Dielectric Waveguide Phase Shifters for Phased Arrays at W-Band.
In: IEEE Access, 7
doi: 10.1109/ACCESS.2019.2939648
Artikel, Bibliographie

Polat, Ersin ; Reese, Roland ; Jost, Matthias ; Nickel, Matthias ; Schuster, Christian ; Jakoby, Rolf ; Maune, Holger (2019)
Liquid Crystal Phase Shifter Based on Nonradiative Dielectric Waveguide Topology at W-Band.
2019 IEEE MTT-S International Microwave Symposium (IMS). Boston, MA, USA (02.06.2019-07.06.2019)
Konferenzveröffentlichung, Bibliographie

Schuster, Christian ; Schynol, Lukas ; Polat, Ersin ; Schwab, Elias ; Schmidt, Sönke ; Jakoby, Rolf ; Maune, Holger (2019)
Reconfigurable Hairpin Filter with Tunable Center Frequency, Bandwidth and Transmission Zero.
2019 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP).
doi: 10.1109/IMWS-AMP.2019.8880068
Konferenzveröffentlichung, Bibliographie

2018

Reese, Roland ; Tesmer, Henning ; Jost, Matthias ; Polat, Ersin ; Nickel, Matthias ; Jakoby, Rolf ; Maune, Holger (2018)
A Compact Two-dimensional Power Divider for a Dielectric Rod Antenna Array Based on Multimode Interference.
In: Journal of Infrared, Millimeter, and Terahertz Waves
doi: 10.1007/s10762-018-0535-x
Artikel, Bibliographie

Maune, Holger ; Jost, Matthias ; Reese, Roland ; Polat, Ersin ; Nickel, Matthias ; Jakoby, Rolf (2018)
Microwave Liquid Crystal Technology.
In: Crystals, 8 (9)
doi: 10.3390/cryst8090355
Artikel, Bibliographie

2017

Mandel, Christian ; Jiménez-Sáez, Alejandro ; Polat, Ersin ; Schuessler, M. ; Kubina, Bernd ; Scherer, Timo ; Lautenschläger, Nils ; Jakoby, Rolf (2017)
Dielectric Ring Resonators as Chipless Temperature Sensors for Wireless Machine Tool Monitoring.
11th European Conference on Antennas and Propagation. Paris (France) (19.03.2017-24.03.2017)
Konferenzveröffentlichung, Bibliographie

2016

Haidar, Mohammad Tanvir ; Polat, Ersin ; Paul, Sujoy ; Cesar, Julijan ; Gierl, Christian ; Chipouline, Arkadi ; Küppers, Franko (2016)
SOA-Based Tunable Fiber Ring Laser With Intracavity MEMS-Tunable Fabry-Perot Filter.
Conference on Lasers and Electro-Optics CLEO. San Jose, California United States
Konferenzveröffentlichung, Bibliographie

Jiménez-Sáez, Alejandro ; Polat, Ersin ; Mandel, Christian ; Schuessler, M. ; Kubina, Bernd ; Scherer, Timo ; Lautenschläger, Nils ; Jakoby, Rolf (2016)
Chipless Wireless Temperature Sensor for Machine Tools Based on a Dielectric Ring Resonator.
Proceedings of the 30th anniversary Eurosensors Conference – Eurosensors 2016, Elsevier Ltd. Budapest (Hungary) (04.09.2016-07.09.2016)
Konferenzveröffentlichung, Bibliographie