Ha, HT Ra, JW Kim, SY 2024-01-21T14:38:44Z 2024-01-21T14:38:44Z 2021-09-01 2000-01 0916-8516 https://pubs.kist.re.kr/handle/201004/141724 Diffraction pattern functions of an E-polarized scattering by a wedge composed of perfectly conducting metal and lossless dielectric with arbitrary permittivity are analyzed by applying an improved physical optics approximation and its correction. The correction terms are expressed into a complete expansion of the Neumann's series, of which coefficients are calculated numerically to satisfy the null-field condition in the complementary region. English IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG Diffraction pattern functions of a wedge composed of metal and lossless dielectric illuminated by an E-polarized plane wave Article 1 IEICE TRANSACTIONS ON COMMUNICATIONS, v.E83B, no.1, pp.103 - 106 IEICE TRANSACTIONS ON COMMUNICATIONS E83B 1 103 106 N scie scopus 000084974100014 2-s2.0-0033903611 Engineering, Electrical & Electronic Telecommunications Engineering Telecommunications Letter diffraction composite wedge dual integral equation null field