Krzysztof Derzakowski
Krzysztof Derzakowski
Institute of Radioelectronics Warsaw University of Technology
Verified email at ire.pw.edu.pl
TitleCited byYear
A dielectric resonator for measurements of complex permittivity of low loss dielectric materials as a function of temperature
J Krupka, K Derzakowski, B Riddle, J Baker-Jarvis
Measurement Science and Technology 9 (10), 1751, 1998
3551998
Complex permittivity of some ultralow loss dielectric crystals at cryogenic temperatures
J Krupka, K Derzakowski, M Tobar, J Hartnett, RG Geyer
Measurement Science and Technology 10 (5), 387, 1999
2611999
Use of whispering-gallery modes for complex permittivity determinations of ultra-low-loss dielectric materials
J Krupka, K Derzakowski, A Abramowicz, ME Tobar, RG Geyer
IEEE Transactions on Microwave Theory and Techniques 47 (6), 752-759, 1999
2251999
Comparison of split post dielectric resonator and ferrite disc resonator techniques for microwave permittivity measurements of polycrystalline yttrium iron garnet
J Krupka, SA Gabelich, K Derzakowski, BM Pierce
Measurement Science and Technology 10 (11), 1004, 1999
441999
Development and investigation of an antenna system with reconfigurable aperture
Y Yashchyshyn, J Marczewski, K Derzakowski, JW Modelski, PB Grabiec
IEEE transactions on antennas and propagation 57 (1), 2-8, 2009
332009
Magnetically tunable filters for cellular communication terminals
J Krupka, A Abramowicz, K Derzakowski
IEEE transactions on microwave theory and techniques 54 (6), 2329-2335, 2006
302006
Complex permittivity measurements of extremely low loss dielectric materials using whispering gallery modes
J Krupka, K Derzakowski, A Abramowicz, M Tobar, RG Geyer
1997 IEEE MTT-S International Microwave Symposium Digest 3, 1347-1350, 1997
281997
Time-modulated reconfigurable antenna based on integrated S-PIN diodes for mm-wave communication systems
Y Yashchyshyn, K Derzakowski, PR Bajurko, J Marczewski, S Kozłowski
IEEE Transactions on Antennas and Propagation 63 (9), 4121-4131, 2015
272015
Measurements of the complex permittivity and the complex permeability of low and medium loss isotropic and uniaxially anisotropic metamaterials at microwave frequencies
J Krupka, K Derzakowski, JG Hartnett
Measurement Science and Technology 20 (10), 105702, 2009
182009
Extending functionalities of waveguide slot antennas by means of reconfigurable aperture
Y Yashchyshyn, K Derzakowski, J Modelski
2008 38th European Microwave Conference, 258-261, 2008
182008
28 GHz switched-beam antenna based on S-PIN diodes for 5G mobile communications
Y Yashchyshyn, K Derzakowski, G Bogdan, K Godziszewski, D Nyzovets, ...
IEEE Antennas and Wireless Propagation Letters 17 (2), 225-228, 2017
172017
TE018 Dielectric-Resonator Technique for Precise Measurements of the Complex Permittivity of Lossy Liquids at Frequencies Below 1 GHz*
J Krupka, K Derzakowski, MD Janezic, J Baker-Jarvis
2004 Conference on Precision Electromagnetic Measurements, 469-470, 2004
172004
Complex permittivity measurements of some crystalline materials at microwave frequencies
J Krupka, K Derzakowski, ME Tobar, JG Hartnett, RG Geyer
Meas. Sci. Tech 10 (5), 387-392, 1999
131999
Tunable dielectric resonator bandpass filter
J Krupka, A Abramowicz, K Derzakowski
13th International Conference on Microwaves, Radar and Wireless …, 2000
102000
Magnetically tunable dielectric resonators and filters
K Derzakowski, J Krupka, A Abramowicz
34th European Microwave Conference, 2004. 2, 1121-1124, 2004
92004
Measurements of the surface resistance and conductivity of thin conductive films at frequency about 1 GHz employing dielectric resonator technique
J Krupka, K Derzakowski, T Zychowicz, BL Givot, WC Egbert, MM David
Journal of the European Ceramic Society 27 (8-9), 2823-2826, 2007
72007
Split-post dielectric resonator for complex permittivity measurements at 20-25 GHz
BL Givot, J Krupka, K Derzakowski
14th International Conference on Microwaves, Radar and Wireless …, 2002
62002
Bounds on permittivity calculations using the TE/sub 01/spl delta//dielectric resonator
J Krupka, K Derzakowski, A Abramowicz, B Riddle, J Baker-Jarvis, ...
14th International Conference on Microwaves, Radar and Wireless …, 2002
62002
Whispering gallery resonator method for permittivity measurements
K Derzakowski, A Abramowicz, J Krupka
13th International Conference on Microwaves, Radar and Wireless …, 2000
62000
Application of mode matching technique for modeling of cylindrical dielectric resonators containing multilateral superconducting, metal and dielectric media
J Krupka, K Derzakowski, A Abramowicz, J Ceremuga, RG Geyer
NUMELEC'97 Conference, 1997
61997
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Articles 1–20