Y. Lee and D. Ahn, “Dispersive finite-difference time-domain (FDTD) analysis of the elliptic cylindrical cloak,” J. Korean Phys. Soc. 60, 1349–1360 (2012).

[CrossRef]

J. S. Mei, Q. Wu, and K. Zhang, “Complementary cloak based on conventional cloak with axial symmetrical cloaked region,” Appl. Phys. A 108, 1001–1005 (2012).

[CrossRef]

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

D. Ahn, “Calculation of permittivity tensors for invisibility devices by effective medium approach in general relativity,” J. Mod. Opt. 58, 700–710 (2011).

[CrossRef]

P. H. Tichit, S. N. Burokur, and A. De Lustrac, “Waveguide taper engineering using coordinate transformation technology,” Opt. Express 18, 767–772 (2010).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

T. G. Mackay and A. Lakhtakia, “Negative refraction, negative phase velocity, and counterposition in bianisotropic materials and metamaterials,” Phys. Rev. B 79, 235121 (2009).

[CrossRef]

B. Kanté, D. Germain, and A. De Lustrac, “Experimental demonstration of a nonmagnetic metamaterial cloak at microwave frequencies,” Phys. Rev. B 80, 201104 (2009).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

C. Argyropoulos, Y. Zhao, and Y. Hao, “A radially-dependent dispersive finite-difference time-domain method for the evaluation of electromagnetic cloaks,” IEEE Trans. Antenna Propag. 57, 1432–1441 (2009).

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

B. Zhang, H. Chen, and B. I. Wu, “Limitations of high-order transformation and incident angle on simplified invisibility cloaks,” Opt. Express 16, 14655–14660 (2008).

[CrossRef]

Y. Huang, Y. Feng, and T. Jiang, “Electromagnetic cloaking by layered structure of homogeneous isotropic materials,” Opt. Express 15, 11133–11141 (2007).

[CrossRef]

M. W. McCall, “On negative refraction in classical vacuum,” J. Mod. Opt. 54, 119–128 (2007).

[CrossRef]

M. W. McCall, “Classical gravity does not refract negatively,” Phys. Rev. Lett. 98, 91102 (2007).

[CrossRef]

J. B. Pendry, D. Schurig, and D. R. Smith, “Controlling electromagnetic fields,” Science 312, 1780–1782 (2006).

[CrossRef]

U. Leonhardt, “Optical conformal mapping,” Science 312, 1777–1780 (2006).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

U. Leonhardt and T. G. Philbin, “General relativity in electrical engineering,” New J. Phys. 8, 247 (2006).

[CrossRef]

T. G. Mackay, A. Lakhtakia, and S. Setiawan, “Gravitation and electromagnetic wave propagation with negative phase velocity,” New J. Phys. 7, 75 (2005).

[CrossRef]

A. Lakhtakia and T. G. Mackay, “Towards gravitationally assisted negative refraction of light by vacuum,” J. Phys. A 37, L505–L510 (2004).

[CrossRef]

D. M. Sullivan, “A simplified PML for use with the FDTD method,” IEEE Microw. Guided Wave Lett. 6, 97 (1996).

[CrossRef]

K. Yee, “Numerical solution of initial boundary value problems involving Maxwell’s equations in isotropic media,” IEEE Trans. Antenna Propag. 14, 302–307 (1966).

J. Plebanski, “Electromagnetic waves in gravitational fields,” Phys. Rev. 118, 1396–1408 (1960).

[CrossRef]

I. Tamm, “Electrodynamics of an anisotropic medium in the special theory of relativity,” J. Russ. Phys. Chem. Soc 56, 248 (1924).

C. Argyropoulos, Y. Zhao, and Y. Hao, “A radially-dependent dispersive finite-difference time-domain method for the evaluation of electromagnetic cloaks,” IEEE Trans. Antenna Propag. 57, 1432–1441 (2009).

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

B. Zhang, H. Chen, and B. I. Wu, “Limitations of high-order transformation and incident angle on simplified invisibility cloaks,” Opt. Express 16, 14655–14660 (2008).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

P. H. Tichit, S. N. Burokur, and A. De Lustrac, “Waveguide taper engineering using coordinate transformation technology,” Opt. Express 18, 767–772 (2010).

[CrossRef]

B. Kanté, D. Germain, and A. De Lustrac, “Experimental demonstration of a nonmagnetic metamaterial cloak at microwave frequencies,” Phys. Rev. B 80, 201104 (2009).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

B. Kanté, D. Germain, and A. De Lustrac, “Experimental demonstration of a nonmagnetic metamaterial cloak at microwave frequencies,” Phys. Rev. B 80, 201104 (2009).

[CrossRef]

A. Taflove and S. C. Hagness, Computational Electrodynamics (Artech House, 1995).

C. Argyropoulos, Y. Zhao, and Y. Hao, “A radially-dependent dispersive finite-difference time-domain method for the evaluation of electromagnetic cloaks,” IEEE Trans. Antenna Propag. 57, 1432–1441 (2009).

Y. Hao and R. Mittra, FDTD Modeling of Metamaterials: Theory and Applications (Artech House, 2009).

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

B. Kanté, D. Germain, and A. De Lustrac, “Experimental demonstration of a nonmagnetic metamaterial cloak at microwave frequencies,” Phys. Rev. B 80, 201104 (2009).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

T. G. Mackay and A. Lakhtakia, “Negative refraction, negative phase velocity, and counterposition in bianisotropic materials and metamaterials,” Phys. Rev. B 79, 235121 (2009).

[CrossRef]

T. G. Mackay, A. Lakhtakia, and S. Setiawan, “Gravitation and electromagnetic wave propagation with negative phase velocity,” New J. Phys. 7, 75 (2005).

[CrossRef]

A. Lakhtakia and T. G. Mackay, “Towards gravitationally assisted negative refraction of light by vacuum,” J. Phys. A 37, L505–L510 (2004).

[CrossRef]

Y. Lee and D. Ahn, “Dispersive finite-difference time-domain (FDTD) analysis of the elliptic cylindrical cloak,” J. Korean Phys. Soc. 60, 1349–1360 (2012).

[CrossRef]

U. Leonhardt and T. G. Philbin, “General relativity in electrical engineering,” New J. Phys. 8, 247 (2006).

[CrossRef]

U. Leonhardt, “Optical conformal mapping,” Science 312, 1777–1780 (2006).

[CrossRef]

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

T. G. Mackay and A. Lakhtakia, “Negative refraction, negative phase velocity, and counterposition in bianisotropic materials and metamaterials,” Phys. Rev. B 79, 235121 (2009).

[CrossRef]

T. G. Mackay, A. Lakhtakia, and S. Setiawan, “Gravitation and electromagnetic wave propagation with negative phase velocity,” New J. Phys. 7, 75 (2005).

[CrossRef]

A. Lakhtakia and T. G. Mackay, “Towards gravitationally assisted negative refraction of light by vacuum,” J. Phys. A 37, L505–L510 (2004).

[CrossRef]

M. W. McCall, “Classical gravity does not refract negatively,” Phys. Rev. Lett. 98, 91102 (2007).

[CrossRef]

M. W. McCall, “On negative refraction in classical vacuum,” J. Mod. Opt. 54, 119–128 (2007).

[CrossRef]

J. S. Mei, Q. Wu, and K. Zhang, “Complementary cloak based on conventional cloak with axial symmetrical cloaked region,” Appl. Phys. A 108, 1001–1005 (2012).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

Y. Hao and R. Mittra, FDTD Modeling of Metamaterials: Theory and Applications (Artech House, 2009).

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

J. B. Pendry, D. Schurig, and D. R. Smith, “Controlling electromagnetic fields,” Science 312, 1780–1782 (2006).

[CrossRef]

U. Leonhardt and T. G. Philbin, “General relativity in electrical engineering,” New J. Phys. 8, 247 (2006).

[CrossRef]

J. Plebanski, “Electromagnetic waves in gravitational fields,” Phys. Rev. 118, 1396–1408 (1960).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

J. B. Pendry, D. Schurig, and D. R. Smith, “Controlling electromagnetic fields,” Science 312, 1780–1782 (2006).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

T. G. Mackay, A. Lakhtakia, and S. Setiawan, “Gravitation and electromagnetic wave propagation with negative phase velocity,” New J. Phys. 7, 75 (2005).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

J. B. Pendry, D. Schurig, and D. R. Smith, “Controlling electromagnetic fields,” Science 312, 1780–1782 (2006).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

D. Schurig, J. Mock, B. Justice, S. A. Cummer, J. Pendry, A. Starr, and D. Smith, “Metamaterial electromagnetic cloak at microwave frequencies,” Science 314, 977–980 (2006).

[CrossRef]

D. M. Sullivan, “A simplified PML for use with the FDTD method,” IEEE Microw. Guided Wave Lett. 6, 97 (1996).

[CrossRef]

D. M. Sullivan, Electromagnetic Simulation Using the FDTD Method (IEEE, 2000).

A. Taflove and S. C. Hagness, Computational Electrodynamics (Artech House, 1995).

I. Tamm, “Electrodynamics of an anisotropic medium in the special theory of relativity,” J. Russ. Phys. Chem. Soc 56, 248 (1924).

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

B. Zhang, H. Chen, and B. I. Wu, “Limitations of high-order transformation and incident angle on simplified invisibility cloaks,” Opt. Express 16, 14655–14660 (2008).

[CrossRef]

J. S. Mei, Q. Wu, and K. Zhang, “Complementary cloak based on conventional cloak with axial symmetrical cloaked region,” Appl. Phys. A 108, 1001–1005 (2012).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

K. Yee, “Numerical solution of initial boundary value problems involving Maxwell’s equations in isotropic media,” IEEE Trans. Antenna Propag. 14, 302–307 (1966).

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

J. S. Mei, Q. Wu, and K. Zhang, “Complementary cloak based on conventional cloak with axial symmetrical cloaked region,” Appl. Phys. A 108, 1001–1005 (2012).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

C. Argyropoulos, Y. Zhao, and Y. Hao, “A radially-dependent dispersive finite-difference time-domain method for the evaluation of electromagnetic cloaks,” IEEE Trans. Antenna Propag. 57, 1432–1441 (2009).

J. S. Mei, Q. Wu, and K. Zhang, “Complementary cloak based on conventional cloak with axial symmetrical cloaked region,” Appl. Phys. A 108, 1001–1005 (2012).

[CrossRef]

Q. Wu, K. Zhang, F. Y. Meng, and L. W. Li, “Investigation of the far/near-field properties of the inhomogeneous and anisotropic invisible cloak covered PEC cylinder illuminated by the parallel electric-line-source,” Appl. Phys. A 95, 335–341 (2009).

[CrossRef]

Y. Luo, J. Zhang, H. Chen, S. Xi, and B. I. Wu, “Cylindrical cloak with axial permittivity/permeability spatially invariant,” Appl. Phys. Lett. 93, 033504 (2008).

[CrossRef]

J. Yang, M. Huang, C. Yang, and J. Yu, “Reciprocal invisibility cloak based on complementary media,” Eur. Phys. J. D 61, 731–736 (2011).

[CrossRef]

D. M. Sullivan, “A simplified PML for use with the FDTD method,” IEEE Microw. Guided Wave Lett. 6, 97 (1996).

[CrossRef]

K. Yee, “Numerical solution of initial boundary value problems involving Maxwell’s equations in isotropic media,” IEEE Trans. Antenna Propag. 14, 302–307 (1966).

C. Argyropoulos, Y. Zhao, and Y. Hao, “A radially-dependent dispersive finite-difference time-domain method for the evaluation of electromagnetic cloaks,” IEEE Trans. Antenna Propag. 57, 1432–1441 (2009).

Y. Lee and D. Ahn, “Dispersive finite-difference time-domain (FDTD) analysis of the elliptic cylindrical cloak,” J. Korean Phys. Soc. 60, 1349–1360 (2012).

[CrossRef]

D. Ahn, “Calculation of permittivity tensors for invisibility devices by effective medium approach in general relativity,” J. Mod. Opt. 58, 700–710 (2011).

[CrossRef]

M. W. McCall, “On negative refraction in classical vacuum,” J. Mod. Opt. 54, 119–128 (2007).

[CrossRef]

A. Lakhtakia and T. G. Mackay, “Towards gravitationally assisted negative refraction of light by vacuum,” J. Phys. A 37, L505–L510 (2004).

[CrossRef]

I. Tamm, “Electrodynamics of an anisotropic medium in the special theory of relativity,” J. Russ. Phys. Chem. Soc 56, 248 (1924).

J. Valentine, J. Li, T. Zentgraf, G. Bartal, and X. Zhang, “An optical cloak made of dielectrics,” Nat. Mater. 8, 568–571 (2009).

[CrossRef]

T. G. Mackay, A. Lakhtakia, and S. Setiawan, “Gravitation and electromagnetic wave propagation with negative phase velocity,” New J. Phys. 7, 75 (2005).

[CrossRef]

U. Leonhardt and T. G. Philbin, “General relativity in electrical engineering,” New J. Phys. 8, 247 (2006).

[CrossRef]

Y. Huang, Y. Feng, and T. Jiang, “Electromagnetic cloaking by layered structure of homogeneous isotropic materials,” Opt. Express 15, 11133–11141 (2007).

[CrossRef]

L. Lin, W. Wang, J. Cui, C. Du, and X. Luo, “Design of electromagnetic refractor and phase transformer using coordinate transformation theory,” Opt. Express 16, 6815–6821 (2008).

[CrossRef]

W. Wang, L. Lin, J. Ma, C. Wang, J. Cui, C. Du, and X. Luo, “Electromagnetic concentrators with reduced material parameters based on coordinate transformation,” Opt. Express 16, 11431–11437 (2008).

[CrossRef]

B. Zhang, H. Chen, and B. I. Wu, “Limitations of high-order transformation and incident angle on simplified invisibility cloaks,” Opt. Express 16, 14655–14660 (2008).

[CrossRef]

P. H. Tichit, S. N. Burokur, and A. De Lustrac, “Waveguide taper engineering using coordinate transformation technology,” Opt. Express 18, 767–772 (2010).

[CrossRef]

K. Zhang, Q. Wu, F. Y. Meng, and L. W. Li, “Arbitrary waveguide connector based on embedded optical transformation,” Opt. Express 18, 17273–17279 (2010).

[CrossRef]

J. Plebanski, “Electromagnetic waves in gravitational fields,” Phys. Rev. 118, 1396–1408 (1960).

[CrossRef]

T. G. Mackay and A. Lakhtakia, “Negative refraction, negative phase velocity, and counterposition in bianisotropic materials and metamaterials,” Phys. Rev. B 79, 235121 (2009).

[CrossRef]

B. Kanté, D. Germain, and A. De Lustrac, “Experimental demonstration of a nonmagnetic metamaterial cloak at microwave frequencies,” Phys. Rev. B 80, 201104 (2009).

[CrossRef]

S. A. Cummer, B. I. Popa, D. Schurig, D. R. Smith, and J. Pendry, “Full-wave simulations of electromagnetic cloaking structures,” Phys. Rev. E 74, 036621 (2006).

[CrossRef]

M. W. McCall, “Classical gravity does not refract negatively,” Phys. Rev. Lett. 98, 91102 (2007).

[CrossRef]

Y. Lai, H. Chen, Z. Q. Zhang, and C. Chan, “Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell,” Phys. Rev. Lett. 102, 93901 (2009).

[CrossRef]

R. Liu, C. Ji, J. Mock, J. Chin, T. Cui, and D. Smith, “Broadband ground-plane cloak,” Science 323, 366–369 (2009).

[CrossRef]

J. B. Pendry, D. Schurig, and D. R. Smith, “Controlling electromagnetic fields,” Science 312, 1780–1782 (2006).

[CrossRef]

U. Leonhardt, “Optical conformal mapping,” Science 312, 1777–1780 (2006).

[CrossRef]

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