RESEARCH ACTIVITY

    Development of new analytical-numerical techniques, and implementation of computing codes, for the solution of diffraction problems from periodic structures. Study of natural and artificial materials, in particular nanostructured ones and their use in electronic systems for applications in various sectors such as biomedicine, chemistry, energy, physics, telecommunications. Design of innovative diffractive optical components, selective frequency surfaces, photon crystals and electromagnetic band gap metamaterials. Development of new analytical-numerical techniques, and implementation of computing codes, for the solution of direct and inverse problems of electromagnetic scattering from dielectric and conductor objects immersed in multilayer structures. Synthesis, implementation and experimental characterization of antennas and passive components in waveguides and innovative planar and integrated structures for microwave applications, millimeter and sub-millimeter waves and optical frequencies. Research activities about the calculation and measurement of exposure levels to electrical, magnetic and electromagnetic fields, for the protection and safety of human health. Testing and monitoring activities on environmental electromagnetic pollution, assessment of the risk of exposure to electromagnetic fields at workplaces. Study of reclamation techniques and design of innovative shielding materials. Study of sensors and devices for medical and biological application. Georadar research: design of innovative multi-antenna and multi-polarization sensors; Improvement of data-processing techniques for the estimation of geometrical and physical parameters of interest; Development of protocols and guidelines for the effective use of georadar in civil engineering and detection of antipersonnel mines; Interaction of georadar with other non-invasive investigation techniques. Development of electromagnetic techniques for the heating of hydrogen plasmas to be used in nuclear fusion energy research: study of the interaction between electromagnetic waves and plasma, design of waveguide components and radio frequency and microwave launchers capable of operate with high powers and "complex" electromagnetic environment characterized by low dielectric rigidity (board plasma) and presence of structures of various nature such as other launchers, probes, plasma confinement elements etc. The Laboratory also carries out teaching activities at S.S.D. Electromagnetic fields (09 / F1 ex-ING-INF / 02).

     

     



    Book chapters


    1. F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “EBG superstrates for directivity enhancement of antennas,” in Selected topics in photonic crystals and metamaterials, A. Andreone, A. Cusano, A. Cutolo, V. Galdi, Editors, chapter 6, pp. 215-238, World Scientific Publishing Co., Singapore, 2011. ISBN: 978-981-4355-18-6
    2. C. Ponti, “Development of new methods for the forward solution of the forward scattering by buried objects.” State of the art and open issues, chapter in Cost action Tu1208 "Civil Engineering Applications of Ground Penetrating Radar" Proceedings of First Action General Meeting, pp.109-115, Aracne, Rome, 2013. ISBN: 978-88-548-6190-9
    3. C. Ponti, “Methods for the electromagnetic forward scattering by buried objects”, chapter in Civil Engineering Applications of Ground Penetrating Radar, editors L. Pajewski and G. Schettini, pp. 197-217, Springer, 2015.  ISBN: 978-3-319-04812-3

     

     


    Research projects


    PRIN 2017 “Ultra-wideband Virtual Imaging Extra Wall for high-penetration high quality imagery of enclosed structures (U-VIEW)


    Conference Proceedings

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Band properties and directivity enhancement in 3D electromagnetic crystals for antenna applications,” Proc. Metamaterials 2007: First International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, October 22-26 2007, Rome, Italy, pp. 355-358.

     

    • F. Frezza, L. Pajewski, S. Paulotto, C. Ponti, and G. Schettini, “3D Electromagnetic Crystals for antenna applications,” Ansoft World-wide Workshop: First-Pass System Success, November 9 2007, Milan, Italy.

     

    • F. Frezza, L. Pajewski, S. Paulotto, C. Ponti, and G. Schettini, “Utilizzo del metodo agli elementi finiti (FEM) per l'analisi di strutture a banda elettromagnetica proibita (EBG),” Giornata di studio - Il Metodo degli Elementi Finiti nelle Applicazioni dell'Ingegneria Elettrica e dell'Informazione, December 14 2007, Rome, Italy.

     

    • L. Pajewski, C. Ponti, and G. Schettini, “Analysis and Design of Diffractive-Optical and Photonic Band-Gap Elements,” Proc. of the COST MP0702 Kick-off Workshop, April 28-29 2008, Warsaw, Poland, p. 45. ISBN: 9788360927083

     

    • L. Pajewski, C. Ponti, and G. Schettini, “Fourier Modal Method for the Analysis of Two- and Three-Dimensional PBGs,” Proc. of the COST MP0702 Kick-off Workshop, April 28-29 2008, Warsaw, Poland, p.82. ISBN: 9788360927083etherland, pp. 147-150.
     
    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Scattering elettromagnetico da cilindri sepolti in uno strato dielettrico mediante il metodo CWA,” Atti della XVII Riunione Nazionale di Elettromagnetismo, September 15-18 2008, Lecce, Italy, 4 pp.

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Investigation on the effects of EBG superstates on antenna performances,” MMSM08 – 4th National Workshop on Metamaterials and Special Material for Electromagnetic Applications and TLC, December 18-19 2008, Naples, Italy, pp. 41-42.

     

    • F. Frezza, P. Nocito, L. Pajewski, C. Ponti, and G. Schettini, “Scattering by Cylinders Buried in a Ground Layer,” Proc. 5th International Workshop on Advanced Ground Penetrating Radar (IWAGPR2009), May 27-29 2009, Granada, Spain, pp. 236-240. ISBN: 978-84-692-2660-5

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Scattering by Conducting Cylinders Buried in a Dielectric Layer,” Proc. 39th European Microwave Conference 2009 (EuMC), September 29 –October 1 2009, Rome, Italy, pp. 1559-1562. ISBN: 978-1-4244-4748-0, doi: 10.1109/EUMC.2009.5296390

     

    • F. Frezza, L. Pajewski, E. Piuzzi, C. Ponti, and G. Schettini, “Design and a Fabrication of a 3D-EBG Superstrate for Patch Antennas,” Proc. 39th European Microwave Conference 2009 (EuMC), September 29 – October 1 2009, Rome, Italy, pp. 1496-1499. ISBN: 978-1-4244-4748-0, doi: 10.1109/EUMC.2009.5296382

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Electromagnetic scattering by underground targets using the cylindrical-wave approach,” Geophysical Research Abstracts, vol. 12, 2010, 7th European Geosciences Union (EGU) General AssemblyMay 2 – 7 2010, Vienna, Austria.

     

    • M. A. Fiaz, F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Scattering by circular cylinders buried beneath a rough surface,” Proc. XIII International Conference on Ground Penetrating Radar (GPR2010), June 21 – 25 2010, Lecce, Italy, pp. 883-887. doi: 10.1109/ICGPR.2010.5550197

     

    • M. A. Fiaz, F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Scattering by a Dielectric Cylinder buried under a Rough Surface by the CWA Method,” Atti della XVIII Riunione Nazionale di Elettromagnetismo (RINEm2010), September 6 – 10 2010, Benevento, Italy.

     

    • L. Pajewski and C. Ponti, “Progetto, realizzazione e caratterizzazione sperimentale di superstrati a band-gap elettromagnetico per l’aumento della direttività di antenne planari,” Atti della XVIII Riunione Nazionale di Elettromagnetismo (RINEm2010), September 6 – 10 2010, Benevento, Italy.

     

    • F. Frezza, L. Pajewski, E. Piuzzi, C. Ponti, and G. Schettini, “Analysis and Experimental characterization of a Woodpile-Covered Planar Antenna,” Proc. 40th European Microwave Conference 2010 (EuMC), September 28 – 30 2010, Paris, France, pp. 200-203. ISBN: 978-1-4244-7232-1

     

    • F. Frezza, L. Pajewski, C. Ponti, and  G. Schettini, “Scattering by cylindrical objects buried in a dielectric layer,” Proc. Asia-Pacific Microwave Conference 2010 (APMC 2010), December 7 – 10 2010, Pacifico Yokohama, Yokohama, Japan, pp.861-864. ISBN: 978-1-4244-7590-2

     

    • S. Ceccuzzi, S. Meschino, F. Mirizzi, L. Pajewski, C. Ponti, and G. Schettini, “A FEM analysis of microwave components for oversized waveguides,” Quarta giornata di studio italiana: Il metodo degli elementi finiti nelle applicazioni dell’ingegneria elettrica e dell’informazione, December 13-15 2010, Rome, Italy.

     

    • L. Di Palma, F. Frezza, L. Pajewski, E. Piuzzi, C. Ponti, G. Rossi, and G. Schettini, “Experimental investigations on woodpile EBG metamaterials,” META2010 – 5th National Workshop on Metamaterials and Special Material for Electromagnetic Applications and TLC, December 13-15 2010, Roma.

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “CWA characterization of buried infrastuctures,” Geophysical Research Abstracts, vol. 13, 2011, 8th European Geosciences Union (EGU) General AssemblyApril 3 – 8 2011, Vienna, Austria.

     

    • G. Schettini, M. A. Fiaz, F. Frezza, L. Pajewski, C. Ponti, and N. Tedeschi, “Recent advances in the cylindrical-wave approach for electromagnetic scattering by subsurface targets,”  Geophysical Research Abstracts, vol. 13, 2011, 8th European Geosciences Union (EGU) General AssemblyApril 3 – 8,  2011, Vienna, Austria.

     

    • Napoli, F., Pajewski, L., Schettini, G., Vescovo, R., “On a multi-objective approach in the non-uniform symmetrical linear antenna array design”, Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011, 2011, Article number 5782015, Pages 2221-2225, 5th European Conference on Antennas and Propagation, EUCAP 2011; Rome; Italy; 10 April 2011 through 15 April 2011; Category numberCFP1177B-ART; Code 85261

     

    • Benedetto, A., Tosti, F., Schettini, G., Twizere, C. , “Evaluation of geotechnical stability of road using GPR”, 2011 6th International Workshop on Advanced Ground Penetrating Radar, IWAGPR 2011, 2011, Article number 5963858, 2011 6th International Workshop on Advanced Ground Penetrating Radar, IWAGPR 2011; Aachen; Germany; 22 June 2011 through 24 June 2011; Category numberCFP11538-ART; Code 86201

     

    • M. A. Fiaz, L. Pajewski, C. Ponti, G. Schettini, and F. Frezza “Scattering by cylindrical targets buried in a ground with rough interface,” Proc. 6th International Workshop on Advanced Ground Penetrating Radar (IWAGPR2011), June 22 – 24, 2011, Aachen, Germany, pp. 166-171. doi: 10.1109/IWAGPR.2011.5963868

     

    • M. A. Fiaz, L. Pajewski, C. Ponti, G. Schettini, and F. Frezza, “On the scattering by buried objects”, Proc. of 14th  International Conference on Network-Based Information Systems (NBiS) 2011, September 7 – 9, 2011, Tirana, Albania, pp. 478-483. doi: 10.1109/NBiS.2011.79

     

    • L. Pajewski, C. Ponti, G. Schettini e F. Frezza, “Near-field solution to scattering by buried cylindrical targets” Proc. 5th International Conference on Electromagnetic Near-Field Characterization and Imaging (ICONIC 2011), November 30 – December 2, 2011, Rouen, France.

     

    • L. Pajewski, C. Ponti, and G. Schettini, "Analysis and Design of Diffractive-Optical and Photonic Band-Gap Elements: Activities during the COST Action MP0702", Proceedings of Micro- and nano-photonic materials and devices MINAP 2012, January 16 – 18, 2012, Trento, Italy, pp. 137-140. ISBN: 978-83-7798-020-0

     

    • Meschino, S., Pajewski, L., Schettini, G., Pastorino, M., Randazzo, A. “Sub-surface localization of buried cylinders by means of sub-array processing”, Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012, 2012, Article number 6206193, Pages 1373-1377, 6th European Conference on Antennas and Propagation, EuCAP 2012; Prague; Czech Republic; 26 March 2012 through 30 March 2012; Code 90735

     

    • F. Frezza, L. Pajewski, C. Ponti, G. Schettini, and N. Tedeschi, “CWA for Electromagnetic Scattering by Subsurface Targets in a Lossy Medium,” Geophysical Research Abstracts, vol. 14, 2012, 9th European Geosciences Union (EGU) General AssemblyApril 22 – 27,  2012, Vienna, Austria.

     

    • Napoli, F., Castaldo, C., Cesario, R., Schettini, G. “A parametric analysis of nonlinear lower hybrid effects”, Journal of Physics: Conference Series, Volume 401, Issue 1, 2012, Article number 012016, 13th Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas; Varenna; Italy; 27 August 2012 through 31 August 2012; Code 95602

     

    • Cesario, R., Amicucci, L., Cardinali, A., (...), Galli, A., Schettini, G. “Conditions for lower hybrid current drive in ITER” Journal of Physics: Conference Series, Volume 401, Issue 1, 2012, Article number 012004, 13th Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas; Varenna; Italy; 27 August 2012 through 31 August 2012; Code 95602

     

    • F. Frezza, L. Pajewski, C. Ponti, G. Schettini, and N. Tedeschi, “Plane-Wave Scattering by a Perfectly-Conducting Circular Cylinder Buried in a Lossy Medium,” Proc. XIX Riunione Nazionale di Elettromagnetismo (RiNEm), Rome, Italy, September 10 – 14, 2012, pp. 207-2012.

     

    • C. Ponti, F. Frezza, L. Pajewski, and G. Schettini, “Scattering by Buried PEC Cylinders from an Arbitrary 2D Illumination,” Proc. of URSI-EMTS 2013, Hiroshima, Japan, May 19-24, 2013. ISBN: 978-1-4673-4939-0

     

    • F. Frezza, L. Pajewski, C. Ponti, and G. Schettini, “Cylindrical-wave approach for line-source electromagnetic scattering by buried dielectric cylinders,” Proc. of IWAGPR 2013, Nantes, France, July 2-5, 2013. ISBN: 978-1-4799-0937-7, 10.1109/IWAGPR.2013.6601513

     

    • S. Ceccuzzi, L. Pajewski, C. Ponti, and G. Schettini, “Comparison Between two Methods for the Directivity Enhancement of Antennas Through 2-D Electromagnetic Bandgap Structures,” 2013 IEEE International Microwave Symposium (IMS) Digest, Seattle, WA, June 2-7, 2013. ISBN: 978-1-4673-6177-4, doi: 10.1109/MWSYM.2013.6697579 

     

    • Pajewski, L., Benedetto, A., Derobert, X., (...), Schettini, G., Trinks, I. , “Applications of Ground Penetrating Radar in civil engineering - COST action TU1208”, IWAGPR 2013 - Proceedings of the 2013 7th International Workshop on Advanced Ground Penetrating Radar 2013, Article number 6601528, IWAGPR 2013; Nantes; France; 2 July 2013 through 5 July 2013; Category number CFP13538-PRT; Code 99939

     

    • S. Ceccuzzi, L. Pajewski, C. Ponti, and G. Schettini, “Comparison between Two Methods for Directivity Enhancement of Antennas through 2-D EBGs,” Progress In Electromagnetics Research Symposium Proceedings, Stockholm, Sweden, Aug. 12-15, 2013, pp. 557-561.

     

    • Cesario, R., Amicucci, L., Cardinali, A., Schettini, G., Tuccillo, A.A. “Lower hybrid current drive favoured by electron cyclotron radiofrequency heating”, AIP Conference Proceedings 1580, pp. 191-194

     

    • Ravera, G.L., Ceccuzzi, S., Cardinali, A., Schettini, G., Tuccillo, A.A. “Thin CVD-diamond RF Pill-Box vacuum windows for LHCD systems”, AIP Conference Proceedings 1580, 478 (2014); pp. 478-481.

     

    • M.A. Fiaz, C. Ponti, and G. Schettini, “On the scattering by a cylindrical object below a rough surface with the CWA,” Proc. IEEE MTT-S Int. Conf. Num. Electromagn. Mod. and Opt. for RF, Microwave, and Terahertz Applications (NEMO 2014), Pavia, Italy, May 14-16, 2014.

     

    • C. Ponti, L. Pajewski, and G. Schettini, “Simulation of scattering by cylindrical targets hidden behind a layer,” Proc. XV International Conference on Ground Penetrating Radar (GPR2014), June 30 - July 4, 2014, Brussels, Belgium.

     

    • F. Tosti, S. Adabi, L. Pajewski, G. Schettini, A. Benedetto “Large-scale analysis of dielectric and mechanical properties of pavement using GPR and LFWD”, Proceedings of the 15th International Conference on Ground Penetrating Radar, GPR 2014, 30 June – 4 July 2014, Bruxelles, Belgium.

     

    • S. Ceccuzzi, C. Ponti, L. Pajewski, and G. Schettini, “On 2D photonic crystals and the shaping of radiation diagrams,” Proc. International Conference on Transparent Optical Networks, July 6-10, 2014, Graz, Austria.

     

    • S. Ceccuzzi, L. Pajewski, and G. Schettini, “Enhancing the Directivity of a Short-Length Horn by an EBG Cavity,” IEEE International Symposium on Antennas and Propagation (AP-S 2014), July 6-11, 2014, Memphis, Tennessee, U.S.A, pp. 1776-1777.

     

    • S. Ceccuzzi, C. Ponti, G. Schettini “On highly-directive EBG-based Antennas,” Proc. of the 2014 International Conference on Electromagnetics in Advanced Applications (ICEAA), Aruba, August 3-9, 2014, pp 121-124.

     

    • C. Ponti, “On the scattering by a cylindrical target below a rough Gaussian surface,” Proc. XX Riunione Nazionale di Elettromagnetismo (RiNEm), Padova, Italy, September 15 – 18, 2014.

     

    • S. Ceccuzzi, C. Ponti, L. Pajewski, and G. Schettini, “EBG-based spatial filters for directive antennas: a comparison between two different methods,” Proc. XX Riunione Nazionale di Elettromagnetismo (RiNEm), Padova, Italy, September 15 – 18, 2014.

     

    • F. Napoli, C. Castaldo, R. Cesario, G.Schettini, “Nonlinear lower hybrid modeling in tokamak plasmas”, Source of the Document AIP Conference Proceedings 1580, pp. 450-453

     

    • C. Ponti, L. Pajewski, and G. Schettini “The cylindrical-wave approach as a useful tool for defining reference scenarios for inverse and imaging techniques,” IEEE Conference on Antenna Measurements and Applications, (CAMA 2014), Antibes, November 16-19, 2015.

     

    • C. Castaldo, A. Di Siena, R. Fedele, F. Napoli, L. Amicucci, R. Cesario, G. Schettini “Influence of collisions on parametric instabilities produced by lower hybrid wave power”, 42nd European Physical Society Conference on Plasma Physics, EPS 2015, June 22-26 2015, Lisbon, Portugal.

     

    • S. Ceccuzzi, L. Pajewski, and G. Schettini, “Low permittivity EBG materials for antenna superstrates,” IEEE International Symposium on Antennas and Propagation (AP-S 2015), July 19-25, 2015, Vancouver, Canada.

     

    • S. Ceccuzzi, L. Pajewski, and G. Schettini, “Gain Enhancement of Realistic 3D Antennas by Periodic Dielectric Cylinders: a Comparison between Two Different EBG-based Mechanisms,” Proceedings of Metamaterials 2015September 7-10, 2015, Oxford.

     

    • V. Jandieri, R. Khomeriki, G. Schettini, D. Erni, “Nonlinear all-optical digital amplification of light pulses based on coupled photonic crystal guiding nanostructures”, 2015 International Conference on Electromagnetics in Advanced Applications (ICEAA), September 7-11 2015, Turin, Italy.

     

    • Ceccuzzi, S., Ponti, C., Schettini, G., Ravera, G.L., “On the use of corrugations in mode filters for oversized rectangular waveguides”, IEEE MTT-S International Microwave Symposium Digest, Volume 2016-August, 9 August 2016, Article number 7540276, 2016 IEEE MTT-S International Microwave Symposium, IMS 2016; San Francisco; United States; 22 May 2016 through 27 May 2016; Category numberCFP16MTT-ART; Code 123292

     

    • Ceccuzzi, S., Jandieri, V., Baccarelli, P., Ponti, C., Schettini, G. , “Directive scattering by a line source coupled to infinite or finite Electromagnetic Band-Gap media”, 2016 URSI International Symposium on Electromagnetic Theory, EMTS 2016, 19 September 2016, Article number 7571411, Pages 407-408, 2016 URSI International Symposium on Electromagnetic Theory, EMTS 2016; Espoo; Finland; 14 August 2016 through 18 August 2016; Category numberCFP1011I-ART; Code 123886

     

    • Ponti, C., Santarsiero, M., Schettini, G. ,“Recent advancements in the forward scattering with the Cylindrical Wave Approach”, 2016 URSI International Symposium on Electromagnetic Theory, EMTS 2016, 19 September 2016, Article number 7571464, Pages 598-599, 2016 URSI International Symposium on Electromagnetic Theory, EMTS 2016; Espoo; Finland; 14 August 2016 through 18 August 2016; Category numberCFP1011I-ART; Code 123886

     

    • Ponti, C., Ceccuzzi, S., Schettini, G., Baccarelli, P., “Tapered EBG superstrates for low-permittivity resonator antennas”, 2016 IEEE Antennas and Propagation Society International Symposium, APSURSI 2016 – Proceedings, 25 October 2016, Article number 7695881, Pages 345-346, 2016 IEEE Antennas and Propagation Society International Symposium, APSURSI 2016; El Conquistador ResortFajardo; Puerto Rico; 26 June 2016 through 1 July 2016; Category number CFP16APS-ART; Code 124461

     

    • Ponti, C., Schettini, G. “On time-domain use of the cylindrical wave approach”, 2017 International Applied Computational Electromagnetics Society Symposium - Italy, ACES 2017, 1May 2017, Article number 7916392, 2017 International Applied Computational Electromagnetics Society Symposium - Italy, ACES 2017; Firenze; Italy; 26 March 2017 through 30 March 2017; Category numberCFP1756X-ART; Code 127553

     

    •  Jandieri, V., Baccarelli, P., Ponti, C., Schettini, G. “Full-wave analysis of leaky modes in 2-D EBG waveguides” 2017 11th European Conference on Antennas and Propagation, EUCAP 2017, 15 May 2017, Article number 7928613, Pages 3224-3225, 11th European Conference on Antennas and Propagation, EUCAP 2017; Paris; France; 19 March 2017 through 24 March 2017; Category numberCFP1777B-ART; Code 127824

     

    • Baccarelli, P., Jandieri, V., Valerio, G., Schettini, G. “Efficient computation of the lattice sums for leaky waves using the Ewald method”, 2017 11th European Conference on Antennas and Propagation, EUCAP 2017, 15 May 2017, Article number 7928642, Pages 3222-3223, 11th European Conference on Antennas and Propagation, EUCAP 2017; Paris; France; 19 March 2017 through 24 March 2017; Category numberCFP1777B-ART; Code 127824

     

    • Ponti, C., Schettini, G. “Direct scattering methods in presence of interfaces with different media”, 2017 11th European Conference on Antennas and Propagation, EUCAP 2017, 15 May 2017, Article number 7928469, Pages 1707-1710, 11th European Conference on Antennas and Propagation, EUCAP 2017; Paris; France; 19 March 2017 through 24 March 2017; Category numberCFP1777B-ART; Code 127824