Confinement and guiding of two-dimensional optical waves by low-refractive-index cores Export

@article{citeulike:758663, abstract = {A new method for confining and guiding two-dimensional (2D) optical waves is proposed using low-refractive-index materials as cores of metal-gap waveguides. A proper choice of the refractive index of claddings prohibits 2D optical waves from propagating inside the claddings, resulting in strong confinement of waves inside the low-refractive-index cores. We numerically demonstrate that this new method for guiding 2D optical waves can achieve stronger confinement than the conventional one using high-refractive-index cores. This strong confinement leads to efficient guiding of 2D optical waves not only at straight path, but also at sharp 90\° bends with negligible radiation losses.}, author = {Kusunoki, F. and Yotsuya, T. and Takahara, J.}, citeulike-article-id = {758663}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=OPEXFF000014000012005651000001&idtype=cvips&gifs=yes}, journal = {Optics Express}, keywords = {anti-index-guiding}, number = {12}, pages = {5651--5656}, posted-at = {2008-08-28 15:07:02}, priority = {2}, publisher = {OSA}, title = {Confinement and guiding of two-dimensional optical waves by low-refractive-index cores}, url = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=OPEXFF000014000012005651000001&idtype=cvips&gifs=yes}, volume = {14}, year = {2006} }

TY - JOUR ID - citeulike:758663 L3 - citeulike-article-id:758663 N2 - A new method for confining and guiding two-dimensional (2D) optical waves is proposed using low-refractive-index materials as cores of metal-gap waveguides. A proper choice of the refractive index of claddings prohibits 2D optical waves from propagating inside the claddings, resulting in strong confinement of waves inside the low-refractive-index cores. We numerically demonstrate that this new method for guiding 2D optical waves can achieve stronger confinement than the conventional one using high-refractive-index cores. This strong confinement leads to efficient guiding of 2D optical waves not only at straight path, but also at sharp 90° bends with negligible radiation losses. IS - 12 JF - Optics Express EP - 5656 TI - Confinement and guiding of two-dimensional optical waves by low-refractive-index cores PB - OSA VL - 14 SP - 5651 KW - anti-index-guiding AU - Kusunoki, F AU - Yotsuya, T AU - Takahara, J PY - 2006/// UR - http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=OPEXFF000014000012005651000001&idtype=cvips&gifs=yes ER -