FemSIMÀº non-uniform ¸Þ½¬ »ó¿¡ ÀÖ´Â ÀÓÀÇ ±¸Á¶ÀÇ transverse ¶Ç´Â cavity ¸ðµåÀÇ ¸ðµç ¼ö¸¦ °è»êÀ» ÇÒ ¼ö ÀÖ´Â FEM(Finite Element Method) ±â¹ÝÀÇ mode solverÀÔ´Ï´Ù. FemSIMÀº º¹ÀâÇÑ ¸ðµå °è»êÀ» À§ÇÑ ¸¹Àº ±â´ÉÀ» °¡Áö°í ÀÖÀ¸¸ç, full-vector·Î ½ÇÇàÇÕ´Ï´Ù. ÀÌ ÅøÀº high contract index, plasmonic, µµÆÄ·Î(waveguide) ±â¹ÝÀÇ ±¤ ¹êµå°¸(photonic bandgap)°ú °°Àº ³ÐÀº ¹üÀ§·Î È®ÀåÇÒ ¼ö ÀÖ´Â À¯¿¬¼ºÀ» °¡Áö°í ÀÖ½À´Ï´Ù.
- Structures with arbitrary profiles, including those with curved or uncommon shapes - Structures with high index contrast and/or small feature sizes - Air or solid core photonic fibers - Lossy structures |
- Silicon-based devices such as SOIs - Polarization rotators - Plsmonic waveguides - Laser and PBG defect cavitiess |
- FEM ¾Ë°í¸®ÁòÀÇ Áøº¸µÈ ±â´ÉÀ¸·Î ¼·Î ´Ù¸¥ ŸÀÔÀÇ µð¹ÙÀ̽º¿¡ ´ëÇÑ Æø³ÐÀº ºÐ¼® ¹× ½Ã¹Ä·¹ÀÌ¼Ç °¡´É - Á÷±³(Cartesian) ¹× ¿øÅëÇü (cylindrical) ÁÂÇ¥ ±¸Á¶¿¡ ´ëÇÑ Full-vector ºÐ¼® - °·ÂÇÑ ¸Þ½¬ ¼³°è ±â´É |
- ÃÖ¼ÒÇÑÀÇ °è»ê½Ã°£À¸·Î °íÂ÷ ¸ðµå¸¦ ãÀ» ¼ö ÀÖÀ½ - ¼ö·Å Çâ»óÀ» À§ÇÑ Áøº¸µÈ ¾Ë°í¸®Áò ¿É¼Ç - ´Ù¾çÇÑ Ãâ·Â Á¤º¸ Á¦°ø - ÀüÆÄ(propagating) ¹× leaky mode, cavity mode °áÁ¤ |
±â¾÷ | ´ëÇб³ ¹× ±³À°±â°ü | ¿¬±¸¼Ò ¹× ±âŸ | |
---|---|---|---|
- NEC - Seagate - Intell |
- NTT - TDK - Colinear systems |
- Cornell University - MIT |
- Optical waveguide |