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김청수(Chung-Soo Kim),안현수(Hyun-Su An),이화용(Hwa-Yong Lee),정백호(Baek-Ho Jung) 호서대학교 공업기술연구소 2003 공업기술연구 논문집 Vol.22 No.1
In th is paper, we present a set of num erical schem es to solve the M u lle r integral equation for the analysis of electrom agnetic scattering from arbitrarily shaped three-dim ensional dielectric bodies by applying the m ethod of m om ents (M o M ). T he piecew ise hom ogeneous dielectric structure is approxim ated by planar trian g ular patches. A set o f the i?W G (R ao , W ilto n, G lisson) functions is used for expansion o f the equivalent electric and m agnetic current densities and a com om ation of the R W u function and its orthogonal com ponent is used for testing. N um erical results for a dielectric sphere are presented and com pared w ith solutions obtained using other form ulations.
정성희,정훈용,김태원,김청수,강경훈,송현순,황창연,명승재,양석균,홍원선,김진호,민영일,Jung Sung-Hee,Jung Hwoon-Yong,Kim Tae Won,Kim Chung Su,Kang Gyung Hoon,Song Hyun Sun,Hwang Chang Yeon,Myung Seung-Jae,Yang Suk-Kyun,Hong Weon-Seon,Kim J 대한위암학회 2002 대한위암학회지 Vol.2 No.1
Carcinomas of the stomach can spread to adjacent structure by local extension or metastasize to lymph nodes, peritoneum and distant organs. However, the incidence of metastatic bladder cancer originated at the stomach is very rare. A fifty-five year-old man admitted complaining of epigastric pain for 2 months. A large ulceroinfiltrative lesion was seen in the low body, which was confirmed poorly differentiated adenocarcinoma by histological examination. Abdominopelvic CT scan showed wall thickening at the greater curvature side of gastric body and urinary bladder. Urine cytology was negative. By transurethral resection of bladder, he was diagnosed as metastatic adenocarcinoma of the bladder. We report a case of stomach cancer with metastasis to urinry bladder.
김청수,안현수,이화용,정백호 湖西大學校工業技術硏究所 2003 工業技術硏究所論文集 Vol.22 No.-
In this paper, we present a set of numerical schemes to solve the Muller integral equation for the analysis of electromagnetic scattering from arbitrarily shaped three-dimensional dielectric bodies by applying the method of moments(MoM). The piecewise homogeneous dielectric structure is approximated by planar triangular patches. A set of the RWG(Rao, Wilton, Glisson) functions is used for expansion of the equivalent electric and magnetic current densities and a combination of the RWG function and its orthogonal component is used for testing. Numerical results for a dielectric sphere are presented and compared with solutions obtained using other formulations.