Conference papers

[1] P. Kowalczyk, „Analityczne techniki redukcji błędu dyspersji numerycznej w metodzie różnic skończonych w zagadnieniach elektromagnetyzmu”, II Krajowa Konferencja Elektroniki, Kołobrzeg 2003.

[2] P. Kowalczyk, M. Mrozowski, „ Mesh-free approach to Hemholtz equation based on radial basis functions ”, XV International Conference on Microwaves, Radar and Wireless Communications, MIKON 2004, Warszawa 2004.

[3] L. Balewski, A. Ćwikła, P. Kowalczyk, P. Kozakowski, L. Kulas, A. Lamęcki, M. Mrozowski, K. Nyka, P. Sypek, M. Wiktor, „Advances in computational electrodynamics ”, XV International Conference on Microwaves, Radar and Wireless Communications, MIKON 2004, Warszawa 2004.

[4] R. Lech, P. Kowalczyk, J. Mazur, “Scattering by a Set of Pseudochiral Cylinders”, XVI International Conference on Microwaves, Radar and Wireless Communications, MIKON 2006, Kraków 2006.

[5] M. Wiktor, P. Kowalczyk, M. Mrozowski, “Approximate analytical boundary conditions for efficient finite difference frequency domain simulations in cylindrical coordinates”, XVI International Conference on Microwaves, Radar and Wireless Communications, MIKON 2006, Kraków 2006.

[6] A. Kusiek, P. Kowalczyk, J. Mazur, “Investigations of Scattering from Arbitrary Configuration of Elliptical Obstacles”, 17th International Conference RADIOELEKTRONIKA 2007, 23-24 April, Brno, Czech Republic.

[7] M. Liskin, P. Kowalczyk, M. Mrozowski, “Performance of pml in the numerical analysis of open guides by means of the finite difference frequency domain method”, The IEEE Region 8 Eurocon 2007 Conference, 9-12 September, 2007, Warsaw, Poland

[8] A. Kusiek, P. Kowalczyk, J. Mazur, "Combined approach to analysis of resonators containing elliptical obstacles" 17th International Conference on Microwaves, Radar and Wireless Communications, May 19-21, 2008, Wrocław, Poland

[9] Kowalczyk, Piotr; Kulas, Lukasz; Mrozowski, Michal; , "Improving the accuracy of subgridding scheme in finite differences method based on Legendre polynomials expansion," Microwave Radar and Wireless Communications (MIKON), 2010 18th International Conference on , vol., no., pp.1-3, 14-16 June 2010

[10] Kowalczyk, P.; Mrozowski, M.; , "Highly accurate Finite Difference analysis of leaky, guided and complex waves in photonic optical fibres and dielectric waveguidning structures," Electromagnetic Theory (EMTS), 2010 URSI International Symposium on , vol., no., pp.807-809, 16-19 Aug. 2010

[11] Lech, Rafal; Kowalczyk, Piotr; , "Very high frequency technique laboratory — First step to the world of microwaves," Microwave Radar and Wireless Communications (MIKON), 2012 19th International Conference on , vol.2, no., pp.563-566, 21-23 May 2012

[12] Fotyga, G.; Kowalczyk, P.; Kulas, L.; Nyka, K.; Podwalski, J.; Mrozowski, M.; , "Reduced order models in computational electromagnetics (in memory of Ruediger Vahldieck)," Electromagnetic Compatibility (APEMC), 2012 Asia-Pacific Symposium on , vol., no., pp.705-708, 21-24 May 2012

[13] W. Marynowski, P. Kowalczyk: "Analysis of Displacement Current in Coplanar and Microstrip Lines" The 32st Progress In Electromagnetics Research Symposium, PIERS in Moscow, Russia, 19-23 August, 2012

[14] P. Kowalczyk: "Efficient Root Tracing Method Employing Simplex Chain Vertices Searching Procedure" The 32st Progress In Electromagnetics Research Symposium, PIERS in Moscow, Russia, 19-23 August, 2012

[15] W. Marynowski, P. Kowalczyk: "Analysis of Magnetic Losses in Ferrite Coupled Lines Using SDA and Hybrid Root Finding Algorithm " The 33rd Progress In Electromagnetics Research Symposium, PIERS in Taipei, Taiwan, 25-28 March, 2013 p. 635

[16] P. Kowalczyk, „Efektywna technika poszukiwania miejsc zerowych funkcji zespolonych występujących w zagadnieniach propagacyjnych”, Krajowa Konferencja Radiokomunikacji, Radiofonii I Telewizji, Łódź, 8-10 kwietnia 2015

[17] A. Kusiek, R. Lech, P. Kowalczyk and W. Marynowski, "Resonance frequency calculation of spherical microstrip structure using hybrid technique," 2015 9th European Conference on Antennas and Propagation (EuCAP), Lisbon, 2015, pp. 1-4.

[18] W. Marynowski and P. Kowalczyk, "Innovative root finding and tracing algorithms in complex domain for treatment of lossy transmission lines," 2016 International Symposium on Antennas and Propagation (ISAP), Okinawa, 2016, pp. 436-437

[19] P. Kowalczyk, "Efficient complex root finding algorithm for microwave and optical propagation problems," 2016 21st International Conference on Microwave, Radar and Wireless Communications (MIKON), Krakow, 2016, pp. 1-4

[20] W. Marynowski, P. Kowalczyk, R. Lech, A. Kusiek and J. Mazur, "Analysis of graphene multi-strip planar guiding structures with the use of spectral domain approach", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes (IMWS-AMP 2017), Pavia, Italy,20-22 September 2017

[21] M. Warecka, P. Kowalczyk, and R. Lech, "Evaluation of propagation parameters of open guiding structures with the use of complex root finding algorithms" IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes (IMWS-AMP 2017), Pavia, Italy,20-22 September 2017

[22] M. Jasinski, S. Dziedziewicz, P. Kruczynski, R. Lech and P. Kowalczyk, "An Analysis of Cylindrical Posts of Arbitrary Convex Cross Sections Located in Waveguide Junctions with the Use of Field Matching Method," 2018 22nd International Microwave and Radar Conference MIKON, May 15-17, 2018, Poznań, Poland, pp. 169 - 172.

[24] M. Warecka, R. Lech and P. Kowalczyk, "An Analysis of Periodic Arrangements of Cylindrical Objects of Arbitrary Convex Cross Sections with the Use of Field Matching Method," 2018 22nd International Microwave and Radar Conference MIKON, May 15-17, 2018, Poznań, Poland, pp. 442 - 445.

[25] M. Pastwa, T. Olszewski, R. Lech, P. Kowalczyk and J. Mazur, "An Analysis of Scattering from Ferrite Post of Arbitrary Convex Cross Section with the Use of Field Matching Method," 2018 22nd International Microwave and Radar Conference MIKON, May 15-17, 2018, Poznań, Poland, pp. 450 - 453.

[26] S. Dziedziewicz, M. Jasinski, R. Lech and P. Kowalczyk, "Interactive Application for Visualization of the Basic Phenomena in RF and Microwave Devices," 2018 22nd International Microwave and Radar Conference MIKON, May 15-17, 2018, Poznań, Poland, pp. 649 - 652.