Hybrid finite-element analysis of electromagnetic plane wave scattering from axially periodic cylindrical structures

IEEE Transactions on Antennas and Propagation

Volumn 46, Issue 12, 1998, Pages 1859-1866

  Freni, Angelo ^a   Mias, Christos ^a   Ferrari, Ronald L ^a  

^a UNIVERSITY OF FLORENCE   (Italy)

Author keywords

Boundary element method; Cylinder; Electromagnetic scattering by periodic structure; Finite element method

Indexed keywords

EID: 0342377762     PISSN: 0018926X     EISSN: None     Source Type: Journal    
DOI: 10.1109/8.743824     Document Type: Article

References (20)

1. J. Ruze, Feed support blockage loss in parabolic antennas, Microwave ]., vol. 11, no. 12, pp. 76-80, 1968.
2. W.V. T. Rush, J. Appel-Hansen, C. A. Klein, and R. Mittra, Forward scattering from square cylinders in the resonance region with application to aperture blockage, IEEE Trans. Antennas Propagat., vol. 24, pp. 182-189, Mar. 1976.
3. P.-S. Kildal, E. Olsen, and J.A. Aas, Loss, sidelobes, and cross polarization caused by feed-support struts in reflector antennas: Design curves, IEEE Trans. Antennas Propagat., vol. 36, pp. 182-190, Feb. 1988.
4. P.-S. Kildal, Artificially soft and hard surfaces in electromagnetics, IEEE Trans. Antennas Propagat., vol. 38, pp. 1537-1544, Oct. 1990.
5. T. Satoh, S. Endo, N. Matsunaka, S. Betsudan, T. Katagi, and T. Ebisui, Sidelobe level reduction by improvement of strut shape, IEEE Trans. Antennas Propagat., vol. 32, pp. 698-705, July 1984.
6. P.-S. Kildal, C. Luptovics, and O. Forslund, Hard struts reduce aperture blockage in axisymmetric reflector antennas, in IEEE AP-S Int. Symp., Chicago, IL, July 1992, pp. 1145-1148.
7. P.-S. Kildal, A. Kishk, and A. Tengs, Reduction of forward scattering from cylindrical objects using hard surfaces, IEEE Trans. Antennas Propagat., vol. 44, pp. 1509-1520, Nov. 1996.
8. T.C. Rao, Plane wave scattering by a corrugated conducting cylinder at oblique incidence, IEEE Trans. Antennas Propagat., vol. 36, pp. 1184-1188, Aug. 1988.
9. C. Eftimiu, Electromagnetic scattering by rough conducting circular cylinders-II: Axial corrugation, IEEE Trans. Antennas Propagat., vol. 36, pp. 659-663, May 1988.
10. G. Manara, G. Pelosi, A. Monorchio, and R. Coccioli, Plane-wave scattering from cylinders with transverse corrugations, Electron. Lett., vol. 31, no. 6, pp. 437-438, Mar. 1995.
11. A. Freni, Scattering from a dielectric cylinder axially loaded with periodic metallic rings, Proc. Inst. Elec. Eng.-Microw. Antennas Prop-agat., vol. 143, no. 3, pp. 233-237, June 1996.
12. J.P. Webb and R. Miniowitz, Analysis of 3-D microwave resonators using covariant-projection elements, IEEE Trans. Microwave Theory Tech., vol. 39, pp. 1895-1899, Nov. 1991.
13. T. Cwik, Coupling into and scattering from cylindrical structures covered periodically with metallic patches, IEEE Trans. Antennas Propagat., vol. 38, pp. 220-226, Feb. 1990.
14. P.P. Silvester and R. L. Ferrari, Finite Elements for Electrical Engineers, 3rd ed. Cambridge, U.K.: Cambridge Univ. Press, 1996.
15. R.L. Ferrari, Finite element solution of time-harmonic modal fileds in periodic structures, Electron. Lett., vol. 27, no. 1, pp. 33-34, Jan. 1991.
16. Spatially periodic structures, in Finite Element Software for Microwave Engineering, T. Itoh, G. Pelosi, and P. Silvester, Eds. New York: Wiley, 1996, pp. 25-52.
17. J.A. Stratton, Electromagnetic Theory. New York: McGraw Hill, 1941.
18. C. Mias, Finite element modeling of the electromagnetic behavior of spatially periodic structures, Ph.D. dissertation, Cambridge Univ., Cambridge, U.K., 1995.
19. G.B. Giambiasi, Analisi della reirradiazione elettromagnetica da parte di superfici cilindriche corrugate, Laurea degree dissertation, Univ. Pisa, Pisa, Italy, 1995.
20. A. Kishk and P.-S. Kildal, Asymptotic boundary conditions for striploaded scatterers applied to circular dielectric cylinders under oblique incidence, in IEEE AP-S Int. Symp., Baltimore, MD, July 1996, pp. 860-863.