Znanstveni interesi:

• mikrovalne antene (mikrostrip antene, leća antene, valovodne antene, implantabilne antene)
• konformne antene (cilindrični i sferni antenski nizovi s mikrostrip ili valovodnim antenskim elementima)
• periodičke strukture (metapovršine, metamaterijali, periodičke strukture s višim stupnjem simetrije)
• numeričke metode (metoda momenata, analiza konformnih antena i višeslojnih struktura)
• svjetlovodi (svjetlovodni senzori, modeliranje svjetlovoda, projektiranje optičkih komunikacijskih sustava, )
• teorija elektromagnetskih polja

Radovi u znanstvenim časopisima u periodu 2010 -2024. g.

(cjelovita bibliografija dostupna je na: https://www.croris.hr/crosbi/searchByContext/2/11445 ):

[1] D. Tomić, F. Mesa and Z. Šipuš, "Glide-Shifted Dielectric Gratings for Independent Leakage and Phase Tuning in Leaky-Wave Antennas," in IEEE Open Journal of Antennas and Propagation, vol. 6, no. 5, pp. 1471-1481, Oct. 2025.

[2] Í. V. Soares, Z Šipuš, A.K. Skrivervik, R. Sauleau, A. Alù, J.S. Ho, D. Nikolayev, „Wireless Powering for Long-Lasting Deep-Body Bioelectronic Devices: Solutions, limitations, and new technologies,“ IEEE Antennas and Propagation Magazine,  vol. 67, no. 3, pp. 74-86, June 2025.

[3] M. Gao, D. Nikolayev, Z. Šipuš, A.K. Skrivervik, "Physical insights and design principles for efficient wireless implantable bioelectronics," Cell Reports Physical Science, Vol. 6, no. 7, Paper No. 102627, July 2025.

[4] D Tomić and Z Šipuš, "Symmetry Breaking as a Basis for Characterization of Dielectric Materials," Sensors, Vol. 25, no. 2, Paper No. 532, 2025.

[5] M. Gao, S. Raman, Z. Šipuš and A. K. Skrivervik, "Analytic Approximation of Free-Space Path Loss for Implanted Antennas," IEEE Open Journal of Antennas and Propagation, vol. 5, no. 6, pp. 1551-1562, Dec. 2024.

[6] D. Tomić, J.-M. Poyanco, E. Rajo-Iglesias and Z. Šipuš, "Exploring the Potential of a Coaxial Unit Cell: Metalens Antenna Design Based on a Highly Isotropic Metallic Periodic Structure," IEEE Transactions on Antennas and Propagation, vol. 72, no. 11, pp. 8433-8442, Nov. 2024.

[7] D. Tomić and Z. Šipuš, “Rigorous Coupled Wave Analysis of Parallel-Plate Waveguides Loaded With Glide-Symmetric Dielectric Structures,” IEEE Transactions on Microwave Theory and Techniques, vol. 72, no. 8, pp. 4542-4554, Aug. 2024.

[8] M. Gao, Z. Šipuš, I. V. Soares, S. Raman, D. Nikolayev, A. K. Skrivervik, “Analytical Model for Calculating Gain Pattern of Antennas Implanted in Large Host Bodies,” IEEE Transactions on Antennas and Propagation, vol. 72, no. 6, pp. 5355-5360, June 2024.

[9] F. Turčinović, M. Kačan, D. Bojanjac, M. Bosiljevac, Z. Šipuš, "Utilizing Polarization Diversity in GBSAR Data-Based Object Classification," Sensors, vol. 24, no. 7, Paper No. 2305, 2024.

[10] M. Gao, J. D. Rosenthal, K. Wu, G. A. Ramírez, Z. Šipuš, S. P. Lacour, and A. K. Skrivervik, "Radiation Patterns of RF Wireless Devices Implanted in Small Animals: Unexpected Deformations Due to Body Resonance," IEEE Transactions on Biomedical Circuits and Systems, Vol. 18 , No. 1, pp. 27 – 38, Jan. 2024.

[11] Z. Šipuš, D. Barbarić and M. Bosiljevac, "Design of Cascaded Cylindrical Metasurfaces Using Resonance Cancellation Method," IEEE Antennas and Wireless Propagation Letters, Vol. 22, No. 12, pp. 2841 - 2845, Dec. 2023.

[12] D. Mikulić, E. Šopp, D. Bonefačić, J. Bartolić, and Z. Šipuš. "Design and Realization of Wearable Textile Slotted Waveguide Antennas," Sensors, Vol. 23, no. 17, Paper No. 7509, 2023.

[13] M. Gao, Z. Šipuš, and A. Skrivervik, “Analytic Approximation of In-Body Path Loss for Implanted Antennas,” IEEE Open Journal of Antennas and Propagation, Vol. 4, pp. 537-545, 2023.

[14] I. Soares, M. Gao, E. Cil, Z. Sipus, A. Skrivervik, J. Ho, D. Nikolayev, “Wireless Powering Efficiency of Deep-Body Implantable Devices,” IEEE Transactions on Microwave Theory and Techniques, Vol. 71, no. 7, pp. 2680-2692, June 2023.

[15] M. Kuprešak, X. Zheng, R. Mittra, Z. Šipuš,  G.  Vandenbosch, V.  Moshchalkov, “Single-Molecule Fluorescence Enhancement by Plasmonic Core–Shell Nanostructures Incorporating Nonlocal Effects,” Advanced Theory and Simulations, Vol. 5, Paper No. 2100558, 2022.

[16] D.Mikulić, E.  Šopp, D.  Bonefačić, Z. Šipuš, “Textile Slotted Waveguide Antennas for Body-Centric Applications,” Sensors, Vol. 22 (2022), Paper No. 1046, 2022.

[17] P. Castillo-Tapia, K. Van Gassen, Q. Chen, F. Mesa, Z. Šipuš, O. Quevedo-Teruel, "Dispersion Analysis of Twist-Symmetric Dielectric Waveguides," Photonics, Vol. 8. Paper No. 8060206, 2021.

[18] Z. Šipuš, A. Šušnjara, A. Skrivervik, D. Poljak, M. Bosiljevac, "Influence of Uncertainty of Body Permittivity on Achievable Radiation Efficiency of Implantable Antennas – Stochastic Analysis,” IEEE Transactions on Antennas and Propagation, Vol. 69, no. 10, pp. 6894-6905, Oct. 2021.

[19] Z. Šipuš, K. Cavar, M.Bosiljevac,E. Rajo-Iglesias, "Glide-Symmetric Holey Structures Applied to Waveguide Technology: Design Considerations," Sensors, Vol. 20, Paper No. 6871, 2020.

[20] O. Quevedo-Teruel, G. Valerio, Z. Šipuš, E. Rajo-Iglesias, "Periodic Structures with Higher Symmetries," IEEE Microwave Magazine, Vol. 21, Issue 11; pp. 36-49, 2020.  

[21] D. Barbarić, Z. Šipuš, "Designing Metasurfaces with Canonical Unit Cells," Crystals, Vol. 10, Paper No. 938, 2020.

[22] O. Quevedo-Teruel et al., “Roadmap on metasurfaces,” Journal of Optics, Vol. 21, Issue 7; Paper No. 073002, 2019.

[23] Z. Šipuš, Z. Ereš, D. Barbarić, “Modeling Cascaded Cylindrical Metasurfaces with Spatially-Varying Impedance Distribution,” Radioengineering, Vol. 28, No. 3, pp. 505-511, 2019. 

[24] Z. Šipuš, M. Bosiljevac, “Modeling of Glide-Symmetric Dielectric Structures,” Symmetry, Vol. 11, Issue 6, Paper No. 805, 2019.

[25] A. Skrivervik, M.  Bosiljevac, Z. Šipuš, “Fundamental Limits for Implanted Antennas: Maximum Power Density Reaching Free Space,” IEEE Transactions on Antennas and Propagation, Vol. 67, pp. 4978-4988, Aug. 2019.

[26] G. Valerio, F. Ghasemifard, Z. Šipuš, O. Quevedo-Teruel, “Glide-Symmetric All-Metal Holey Metasurfaces for Low-Dispersive Artificial Materials: Modeling and Properties,” IEEE Transactions on Microwave Theory and Techniques, Vol. 66, pp. 3210-3223, July 2018.

[27] Z. Šipuš, M. Bosiljevac, A.Grbic, “Modelling Cascaded Cylindrical Metasurfaces Using Sheet Impedances and a Transmission Matrix Formulation,” IET Microwaves Antennas & Propagation, Vol. 12, No. 7, pp. 1041-1047, 2018.

[28] M. Ebrahimpouri, E. Rajo-Iglesias, Z. Šipuš, O. Quevedo-Teruel, “Cost-Effective Gap Waveguide Technology Based on Glide-Symmetric Holey EBG Structures,”  IEEE Transactions on Microwave Theory and Techniques, Vol. 66, pp. 927-934, Feb. 2018.

[29] B. Ivšić, D. Bonefačić, Z. Šipuš, J. Bartolić, “An Insight into Creeping Electromagnetic Waves around the Human Body,” Wireless Communications and Mobile Computing, Vol. 2017, Article ID 2510196, 2017.

[30] P.-S. Kildal, Z. Šipuš, J. Yang, R. Maaskant, “Useful Physical Images and Algorithms for Vector Dyadic Green’s Functions,” IEEE Antennas & Propagation Magazine, Vol. 59, No. 4, pp. 106-116, Aug. 2017.

[31] G. Valerio, Z. Šipuš, A. Grbic, O. Quevedo-Teruel, “Nonresonant modes in plasmonic holey metasurfaces for the design of artificial flat lenses,” Optics Letters, Vol. 42, pp. 2026-2029, 2017.

[32] G. Valerio, Z. Šipuš, A. Grbic, O. Quevedo-Teruel, “Accurate Equivalent-Circuit Descriptions of Thin Glide-Symmetric Corrugated Metasurfaces,” IEEE Transactions on Antennas and Propagation, Vol. 65, pp. 2695-2700, 2017.

[33]  M. Vukomanović, J.L. Vazquez-Roy, O. Quevedo-Teruel, E. Rajo-Iglesias, Z. Šipuš, “Gap Waveguide Leaky-Wave Antenna,” IEEE Transactions on Antennas and Propagation, Vol. 64, pp. 2055-2060, 2016.

[34] M. Vukomanović, M. Bosiljevac, Z. Šipuš, “Analysis of Arbitrary Gap-Waveguide Structures Based on Efficient Use of Mode Matching Technique,” IEEE Antennas and Wireless Propagation Letters, Vol. 15, pp. 1844-1847, 2016.

[35]  M. Bosiljevac, Z. Šipuš, P.-S. Kildal, A.  Freni, “Simple Boundary Condition for Canonical EBG surface: PMC-backed Uniaxial Medium,” IEEE Transactions on Antennas and Propagation, Vol.  64, pp. 785-790, 2016.

[36]  Z. Šipuš, D. Bojanjac, T. Komljenović, "Electromagnetic Modeling of Spherically Stratified Lenses Illuminated by Arbitrary Sources," IEEE Transactions on Antennas and Propagation, Vol. 63, pp. 1837-1843, 2015.

[37] M. Bosiljevac, Z. Šipuš, A. Skrivervik, “Propagation in Finite Lossy Media: an Application to WBAN,” IEEE Antennas and Wireless Propagation Letters, Vol. 14, pp. 1546-1549, 2015.

[38]  A. Aguilar, Z. Šipuš, M. Sierra-Perez, “An Asymptotic Solution for Surface Fields on a Dielectric-Coated Circular Cylinder with an Effective Impedance Boundary Condition,” IEEE Transactions on Antennas and Propagation, Vol. 61, pp. 5175-5183, 2013.

[39] T. Komljenović, D. Babić, Z. Šipuš, “Characterization of Mirror-Based Modulation-Averaging Structures,” Applied Optics, Vol. 52, pp. 3234-3240, 2013.

[40] D. Bojanjac, Z. Šipuš, “Oblique Incidence Performance of Anisotropic Cylindrical Structures Used for Invisibility Cloak Design,” IEEE Transactions on Antennas and Propagation, Vol. 60,  pp.  4814-4821, Oct. 2012.

[41]  M. Bosiljevac, M. Casaletti, F. Caminita, Z. Šipuš, S. Maci, “Non-uniform Metasurface Luneburg Lens Antenna Design,” IEEE Transactions on Antennas and Propagation, Vol. 60,  pp.  4065-4073, Sep. 2012.

[42] T. Komljenović, D. Babić, Z. Šipuš, “47-km 1.25-Gbps Transmission Using a Self-seeded Transmitter with a Modulation Averaging Reflector.” Optics Express, Vol. 20, pp. 17387-17393, 2012.

[43 Z. Šipuš, M. Bosiljevac, Ž. Milin Šipuš, “Acceleration of Series Summation Encountered in the Analysis of Conformal Antennas,” IEEE Antennas and Wireless Propagation Letters, Vol. 11,    pp. 1521-1524, 2012.

[44] P.-S. Kildal, A. Kishk, M. Bosiljevac, Z. Šipuš, “The PMC-Amended DB Boundary – A Canonical EBG Surface,” Applied Computational Electromagnetics Society Journal, Vol. 26,      pp. 96-108, 2011.

[45] T. Komljenović, D. Babić, Z. Šipuš, “Modulation-Averaging Reflectors for Extended-Cavity Optical Sources,” Journal of Lightwave Technology, Vol. 29, pp. 2249-2258, 2011.

[46] O. Quevedo-Teruel, Z. Šipuš, E. Rajo-Iglesias, “Characterization and Reduction of Mutual Coupling Between Stacked Patches,” IEEE Transactions on Antennas and Propagation, Vol. 59,  pp.  1031-1036, March 2011.

[47]  M. Bosiljevac, Z. Šipuš, P.-K. Kildal, “Construction of Green’s Functions of Parallel Plates with Periodic Texture with Application to Gap Waveguides – A Plane Wave Spectral Domain Approach,” IET Microwaves Antennas & Propagation, Vol. 4, pp. 1799-1810, Nov. 2010.

[48] B. Ivšić, T. Komljenović, Z. Šipuš, “Optimization of Uniaxial Multilayer Cylinders Used for Invisible Cloak Realization,” IEEE Transactions on Antennas and Propagation,  Vol. 58, pp. 3397-3401, Oct. 2010.

[49] T. Komljenović, R. Sauleau, Z. Šipuš, L. Le Coq, “Layered Circular-Cylindrical Dielectric Lens Antennas – Synthesis and Height Reduction Technique,” IEEE Transactions on Antennas and Propagation, Vol. 58, pp. 1783-1788, May 2010.

Poglavlja u knjigama:

[1] A. Skrivervik, M. Bosiljevac, Z. Sipus, “Antennas for implants: design and limitations,“ in Bioelectromagnetics in Healthcare: Advanced Sensing and Communication Applications, W. Whittow (Ed.), The Institution of Engineering and Technology (IET), 2022, pp. 73-105.  

[2]  E. Rajo-Iglesias, Z. Sipus, A. Uz Zaman, “Gap Waveguide Technology,” in Surface Electromagnetics: With Applications in Antenna, Microwave, and Optical Engineering, F. Yang, Y. Rahmat-Samii, (Eds.),  Cambridge: Cambridge University Press, 2019, pp. 198-230.

[3] R. J. Mailloux, S. Rengarajan, Z. Sipus, “Conformal and Low-Profile Arrays,“ in Antenna Engineering Handbook, J. L. Volakis, (Ed.). New York: Mc Graw Hill, 2019, pp. 645-664.

[4] Z. Sipus, T. Komljenovic, “Multi-Shell Radially Symmetrical Lens Antennas,“ in Aperture Antennas for Millimeter and Sub-Millimeter Wave Applications,  A. Boriskin, R. Sauleau (Eds.), Cham, Switzerland: Springer, 2017, pp. 37-73.

[5] S. Hrabar, Z. Sipus,  I. Malcic, “Broadening of Cloaking Bandwidth by Passive and Active Techniques,“ in Transformation Electromagnetics and Metamaterials, W.  Douglas, K. Do-Hoon (Eds.), London: Springer, 2013, pp. 349-394.

Mentorstvo obranjenih doktorskih disertacija:

1. Dubravko Tomić ("Glide-shifted dielectric and metallic structures for microwave lenses and leaky-wave antennas", mentor, dissertation defended on 03. 10. 2025., FER, University of Zagreb)
2. Dominik Barbarić ("Synthesis and implementation of passive curved metasurfaces", mentor, dissertation defended on 12. 02. 2025., FER, University of Zagreb)
3. Mingxiang Gao („Electromagnetic Radiation of Implantable Antennas“, komentor, disertacija obranjena 15. 3. 2024. godine, École Polytechnique Fédérale de Lausanne - EPFL, Lausanne, Švicarska, doktorski rad je vođen zajedno s prof. Anjom K. Skrivervik).
4. Ivan Lujo ("Vibracijski senzor utemeljen na promjeni raspodjele elektromagnetskog polja u svjetlovodu", mentor, disertacija obranjena 18. 02. 2020. godine, FER, Sveučilište u Zagrebu)
5. Petar Bašić ("Fiber-optic sensor cable for simultaneous distributed measurement of multiple physical quantities", mentor, disertacija obranjena 02. 09. 2019. godine, FER, Sveučilište u Zagrebu)
6. Dalibor Purković ("Long range energy efficient wireless sensor system", mentor, disertacija obranjena 08. 07. 2019. godine, FER, Sveučilište u Zagrebu)
7. Mladen Vukomanović ("Modeliranje struktura za vođenje i zračenje elektromagnetske energije zasnovanih na tehnologiji valovoda sa zabranjenim pojasom frekvencija", mentor, disertacija obranjena 01. 12. 2016. godine, FER, Sveučilište u Zagrebu)
8. Dario Bojanjac ("Raspršenje elektromagnetskog vala na anizotropnim planarnim i cilindričnim strukturama", mentor, disertacija obranjena 12. 06. 2015. godine, FER, Sveučilište u Zagrebu)
9. Tin Komljenović („Extended-Cavity Optical Sources with Modulation Averaging Reflectors“, komentor, disertacija obranjena 09. 07. 2012. godine, FER, Sveučilište u Zagrebu, doktorski rad je vođen zajedno s doc. Dubravkom Babićem)
10. Marko Bosiljevac („Efficient  Analysis of Curved and Periodic Electromagnetic Structures using Asymptotic Forms of Green's Functions“, mentor, disertacija obranjena 03. 02. 2012. godine, FER, Sveučilište u Zagrebu)
11. Siniša Škokić („Analysis of Reflector Antenna Systems by Means of New Conical Wave Objects“, komentor, disertacija obranjena 23. 04. 2010. godine, FER, Sveučilište u Zagrebu, doktorski rad je vođen zajedno s prof. Stefanom Macijem sa Sveučilišta u Sieni, Italija)
12. Slavko Rupčić („Nizovi kružnih valovodnih antena na sfernim strukturama“, mentor, disertacija obranjena 30.01.2009. godine, FER, Sveučilište u Zagrebu).
13. Nikša Burum („Modeliranje mikrotrakastih antena na sfernim strukturama“, mentor, disertacija obranjena 05.05.2004. godine, FER, Sveučilište u Zagrebu).
14. Sonja Zentner Pilinsky („Analysis of Signal Propagation in Optical Fiber Based on Finite-Difference Method“, mentor, disertacija obranjena 29.01.2003. godine, FER, Sveučilište u Zagrebu).
15. Radovan Zentner („Modeliranje sprege između pravokutnih mikrotrakastih antena s parazitskim rezonatorom“, mentor, disertacija obranjena 29.11.2002. godine, FER, Sveučilište u Zagrebu)
16. Silvia Raffaelli („Analysis of periodic surfaces and conformal antennas“, komentor, disertacija obranjena 15. 6. 2001. godine, Chalmers University of Technology, Göteborg, Švedska, doktorski rad je vođen zajedno s prof. Per-Simon Kildalom).