Design of Electromagnetic Cloaks and Concentrators Using Form-Invariant Coordinate Transformations of Maxwell's Equations

@misc{citeulike:2290680, abstract = {The technique of applying form-invariant, spatial coordinate transformations of Maxwell's equations can facilitate the design of structures with unique electromagnetic or optical functionality. Here, we illustrate the transformation-optical approach in the designs of a square electromagnetic cloak and an omni-directional electromagnetic field concentrator. The transformation equations are described and the functionality of the devices is numerically confirmed by two-dimensional finite element simulations. The two devices presented demonstrate that the transformation optic approach leads to the specification of complex, anisotropic and inhomogeneous materials with well directed and distinct electromagnetic behavior.}, author = {Rahm, Marco and Schurig, David and Roberts, Daniel A. and Cummer, Steven A. and Smith, David R. and Pendry, John B. }, citeulike-article-id = {2290680}, eprint = {0706.2452}, keywords = {cloaking, metamaterial}, month = {Jun}, posted-at = {2008-01-25 17:04:07}, priority = {2}, title = {Design of Electromagnetic Cloaks and Concentrators Using Form-Invariant Coordinate Transformations of Maxwell's Equations}, url = {http://arxiv.org/abs/0706.2452}, year = {2007} }

TY - ELEC ID - citeulike:2290680 L3 - citeulike-article-id:2290680 TI - Design of Electromagnetic Cloaks and Concentrators Using Form-Invariant Coordinate Transformations of Maxwell's Equations N2 - The technique of applying form-invariant, spatial coordinate transformations of Maxwell's equations can facilitate the design of structures with unique electromagnetic or optical functionality. Here, we illustrate the transformation-optical approach in the designs of a square electromagnetic cloak and an omni-directional electromagnetic field concentrator. The transformation equations are described and the functionality of the devices is numerically confirmed by two-dimensional finite element simulations. The two devices presented demonstrate that the transformation optic approach leads to the specification of complex, anisotropic and inhomogeneous materials with well directed and distinct electromagnetic behavior. KW - cloaking KW - metamaterial AU - Rahm, Marco AU - Schurig, David AU - Roberts, Daniel AU - Cummer, Steven AU - Smith, David AU - Pendry, John PY - 2007/Jun/17/ UR - http://arxiv.org/abs/0706.2452 ER -