김원래 이철주 한관수 한학수 박기홍 2024-01-21T10:34:48Z 2024-01-21T10:34:48Z 2022-01-10 2002-06 https://pubs.kist.re.kr/handle/201004/139467 Polymaleimide copolymers with norbornane units for polymeric optical waveguides Article 3 Journal of Photoscience, v.9, pp.23 - 28 Journal of Photoscience 9 23 28 low birefringence