C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

E. Cojocaru, “Electromagnetic tunneling in lossless trilayer stacks containing single-negative metamaterials,” Prog. Electromagn. Res. 113, 227–249 (2011).

[CrossRef]

Y. Ding, Y. Li, H. Jiang, and H. Chen, “Electromagnetic tunneling in nonconjugated epsilon-negative and mu-negative metamaterial pair,” PIERS Online 6, 109–112 (2010).

[CrossRef]

L. Jelinek, J. D. Baena, J. Voves, and R. Marques, “Metamaterial-inspired perfect tunneling in semiconductor heterostructures,” New J. Phys 13, 083011 (2010).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

H. Oraizi and A. Abdolali, “Mathematical formulation for zero reflection from multilayer metamaterial structures and their notable applications,” IET Microw. Antennas Propag. 3, 987–996 (2009).

[CrossRef]

Y. Chen, “Defect modes merging in one-dimensional photonic crystals with multiple single-negative material defects,” Appl. Phys. Lett. 92, 011925 (2008).

[CrossRef]

K.-Y. Kim and B. Lee, “Complete tunneling of light through impedance-mismatched barrier layers,” Phys. Rev. A 77, 023822(2008).

[CrossRef]

Y. Fang and S. He, “Transparent structure consisting of metamaterial layers and matching layers,” Phys. Rev. A 78, 023813(2008).

[CrossRef]

X. Zhou and G. Hu, “Total transmission condition for photon tunnelling in a layered structure with metamaterials,” J. Opt. A 9, 60–65 (2007).

[CrossRef]

A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-near-zero metamaterials and electromagnetic sources: tailoring the radiation phase pattern,” Phys. Rev. B 75, 155410(2007).

[CrossRef]

I. R. Hooper, T. W. Preist, and J. R. Sambles, “Making tunnel barriers (including metals) transparent,” Phys. Rev. Lett. 97, 053902 (2006).

[CrossRef]
[PubMed]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

L. Zhou, W. Wen, C. T. Chan, and P. Sheng, “Electromagnetic-wave tunneling through negative-permittivity media with high magnetic fields,” Phys. Rev. Lett. 94, 243905 (2005).

[CrossRef]

B. Hou, H. Wen, Y. Leng, and W. Wen, “Electromagnetic wave transmission through subwavelength metallic meshes sandwiched between split rings,” Appl. Phys. Lett. 87, 201114 (2005).

[CrossRef]

V. Lomakin and E. Michielssen, “Enhanced transmission through metallic plates perforated by arrays of subwavelength holes and sandwiched between dielectric slabs,” Phys. Rev. B 71, 235117 (2005).

[CrossRef]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

H. Jiang, H. Chen, H. Li, Y. Zhang, J. Zi, and S. Zhu, “Properties of one-dimensional photonic crystals containing single-negative materials,” Phys. Rev. E 69, 066607 (2004).

[CrossRef]

L.-G. Wang, H. Chen, and S.-Y. Zhu, “Omnidirectional gap and defect mode of one-dimensional photonic crystals with single-negative materials,” Phys. Rev. B 70, 245102 (2004).

[CrossRef]

A. Lakhtakia and C. M. Krowne, “Restricted equivalence of paired epsilon-negative and mu-negative layers to a negative phase-velocity material (alias left-handed material),” Optik 114, 305–307 (2003).

[CrossRef]

A. Alù and N. Engheta, “Pairing an epsilon-negative slab with a mu-negative slab: resonance, tunneling and transparency,” IEEE Trans. Antennas Propag. 51, 2558–2571 (2003).

[CrossRef]

J. B. Pendry and S. A. Ramakrishna, “Focusing light using negative refraction,” J. Phys. 15, 6345–6364 (2003).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

R. Marqués, J. Martel, F. Mesa, and F. Medina, “Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides,” Phys. Rev. Lett. 89, 183901 (2002).

[CrossRef]
[PubMed]

D. R. Fredkin and A. Ron, “Effective left-handed (negative index) composite material,” Appl. Phys. Lett. 81, 1753–1755(2002).

[CrossRef]

H. Oraizi and A. Abdolali, “Mathematical formulation for zero reflection from multilayer metamaterial structures and their notable applications,” IET Microw. Antennas Propag. 3, 987–996 (2009).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-near-zero metamaterials and electromagnetic sources: tailoring the radiation phase pattern,” Phys. Rev. B 75, 155410(2007).

[CrossRef]

A. Alù and N. Engheta, “Pairing an epsilon-negative slab with a mu-negative slab: resonance, tunneling and transparency,” IEEE Trans. Antennas Propag. 51, 2558–2571 (2003).

[CrossRef]

L. Jelinek, J. D. Baena, J. Voves, and R. Marques, “Metamaterial-inspired perfect tunneling in semiconductor heterostructures,” New J. Phys 13, 083011 (2010).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

L. Zhou, W. Wen, C. T. Chan, and P. Sheng, “Electromagnetic-wave tunneling through negative-permittivity media with high magnetic fields,” Phys. Rev. Lett. 94, 243905 (2005).

[CrossRef]

Y. Ding, Y. Li, H. Jiang, and H. Chen, “Electromagnetic tunneling in nonconjugated epsilon-negative and mu-negative metamaterial pair,” PIERS Online 6, 109–112 (2010).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

H. Jiang, H. Chen, H. Li, Y. Zhang, J. Zi, and S. Zhu, “Properties of one-dimensional photonic crystals containing single-negative materials,” Phys. Rev. E 69, 066607 (2004).

[CrossRef]

L.-G. Wang, H. Chen, and S.-Y. Zhu, “Omnidirectional gap and defect mode of one-dimensional photonic crystals with single-negative materials,” Phys. Rev. B 70, 245102 (2004).

[CrossRef]

Y. Chen, “Defect modes merging in one-dimensional photonic crystals with multiple single-negative material defects,” Appl. Phys. Lett. 92, 011925 (2008).

[CrossRef]

E. Cojocaru, “Electromagnetic tunneling in lossless trilayer stacks containing single-negative metamaterials,” Prog. Electromagn. Res. 113, 227–249 (2011).

[CrossRef]

Y. Ding, Y. Li, H. Jiang, and H. Chen, “Electromagnetic tunneling in nonconjugated epsilon-negative and mu-negative metamaterial pair,” PIERS Online 6, 109–112 (2010).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-near-zero metamaterials and electromagnetic sources: tailoring the radiation phase pattern,” Phys. Rev. B 75, 155410(2007).

[CrossRef]

A. Alù and N. Engheta, “Pairing an epsilon-negative slab with a mu-negative slab: resonance, tunneling and transparency,” IEEE Trans. Antennas Propag. 51, 2558–2571 (2003).

[CrossRef]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

Y. Fang and S. He, “Transparent structure consisting of metamaterial layers and matching layers,” Phys. Rev. A 78, 023813(2008).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

D. R. Fredkin and A. Ron, “Effective left-handed (negative index) composite material,” Appl. Phys. Lett. 81, 1753–1755(2002).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer,” Phys. Rev. B 83, 081105 (2011).

[CrossRef]

G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media,” J. Opt. 13, 024011 (2011).

[CrossRef]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

Y. Fang and S. He, “Transparent structure consisting of metamaterial layers and matching layers,” Phys. Rev. A 78, 023813(2008).

[CrossRef]

C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

I. R. Hooper, T. W. Preist, and J. R. Sambles, “Making tunnel barriers (including metals) transparent,” Phys. Rev. Lett. 97, 053902 (2006).

[CrossRef]
[PubMed]

B. Hou, H. Wen, Y. Leng, and W. Wen, “Electromagnetic wave transmission through subwavelength metallic meshes sandwiched between split rings,” Appl. Phys. Lett. 87, 201114 (2005).

[CrossRef]

X. Zhou and G. Hu, “Total transmission condition for photon tunnelling in a layered structure with metamaterials,” J. Opt. A 9, 60–65 (2007).

[CrossRef]

L. Jelinek, J. D. Baena, J. Voves, and R. Marques, “Metamaterial-inspired perfect tunneling in semiconductor heterostructures,” New J. Phys 13, 083011 (2010).

[CrossRef]

Y. Ding, Y. Li, H. Jiang, and H. Chen, “Electromagnetic tunneling in nonconjugated epsilon-negative and mu-negative metamaterial pair,” PIERS Online 6, 109–112 (2010).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

H. Jiang, H. Chen, H. Li, Y. Zhang, J. Zi, and S. Zhu, “Properties of one-dimensional photonic crystals containing single-negative materials,” Phys. Rev. E 69, 066607 (2004).

[CrossRef]

K.-Y. Kim and B. Lee, “Complete tunneling of light through impedance-mismatched barrier layers,” Phys. Rev. A 77, 023822(2008).

[CrossRef]

A. Lakhtakia and C. M. Krowne, “Restricted equivalence of paired epsilon-negative and mu-negative layers to a negative phase-velocity material (alias left-handed material),” Optik 114, 305–307 (2003).

[CrossRef]

A. Lakhtakia and C. M. Krowne, “Restricted equivalence of paired epsilon-negative and mu-negative layers to a negative phase-velocity material (alias left-handed material),” Optik 114, 305–307 (2003).

[CrossRef]

K.-Y. Kim and B. Lee, “Complete tunneling of light through impedance-mismatched barrier layers,” Phys. Rev. A 77, 023822(2008).

[CrossRef]

B. Hou, H. Wen, Y. Leng, and W. Wen, “Electromagnetic wave transmission through subwavelength metallic meshes sandwiched between split rings,” Appl. Phys. Lett. 87, 201114 (2005).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

H. Jiang, H. Chen, H. Li, Y. Zhang, J. Zi, and S. Zhu, “Properties of one-dimensional photonic crystals containing single-negative materials,” Phys. Rev. E 69, 066607 (2004).

[CrossRef]

Y. Ding, Y. Li, H. Jiang, and H. Chen, “Electromagnetic tunneling in nonconjugated epsilon-negative and mu-negative metamaterial pair,” PIERS Online 6, 109–112 (2010).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

V. Lomakin and E. Michielssen, “Enhanced transmission through metallic plates perforated by arrays of subwavelength holes and sandwiched between dielectric slabs,” Phys. Rev. B 71, 235117 (2005).

[CrossRef]

L. Jelinek, J. D. Baena, J. Voves, and R. Marques, “Metamaterial-inspired perfect tunneling in semiconductor heterostructures,” New J. Phys 13, 083011 (2010).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

R. Marqués, J. Martel, F. Mesa, and F. Medina, “Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides,” Phys. Rev. Lett. 89, 183901 (2002).

[CrossRef]
[PubMed]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

R. Marqués, J. Martel, F. Mesa, and F. Medina, “Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides,” Phys. Rev. Lett. 89, 183901 (2002).

[CrossRef]
[PubMed]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

R. Marqués, J. Martel, F. Mesa, and F. Medina, “Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides,” Phys. Rev. Lett. 89, 183901 (2002).

[CrossRef]
[PubMed]

R. Marqués, J. Martel, F. Mesa, and F. Medina, “Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides,” Phys. Rev. Lett. 89, 183901 (2002).

[CrossRef]
[PubMed]

V. Lomakin and E. Michielssen, “Enhanced transmission through metallic plates perforated by arrays of subwavelength holes and sandwiched between dielectric slabs,” Phys. Rev. B 71, 235117 (2005).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

H. Oraizi and A. Abdolali, “Mathematical formulation for zero reflection from multilayer metamaterial structures and their notable applications,” IET Microw. Antennas Propag. 3, 987–996 (2009).

[CrossRef]

J. Esteban, C. Camacho-Peñalosa, J. E. Page, T. M. Martín-Guerrero, and E. Márquez-Segura, “Simulation of negative permittivity and negative permeability by means of evanescent waveguide modes—theory and experiment,” IEEE Trans. Microw. Theory Tech. 53, 1506–1514 (2005).

[CrossRef]

J. B. Pendry and S. A. Ramakrishna, “Focusing light using negative refraction,” J. Phys. 15, 6345–6364 (2003).

[CrossRef]

I. R. Hooper, T. W. Preist, and J. R. Sambles, “Making tunnel barriers (including metals) transparent,” Phys. Rev. Lett. 97, 053902 (2006).

[CrossRef]
[PubMed]

J. B. Pendry and S. A. Ramakrishna, “Focusing light using negative refraction,” J. Phys. 15, 6345–6364 (2003).

[CrossRef]

D. R. Fredkin and A. Ron, “Effective left-handed (negative index) composite material,” Appl. Phys. Lett. 81, 1753–1755(2002).

[CrossRef]

A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-near-zero metamaterials and electromagnetic sources: tailoring the radiation phase pattern,” Phys. Rev. B 75, 155410(2007).

[CrossRef]

C. A. M. Butler, I. R. Hooper, A. P. Hibbins, J. R. Sambles, and P. A. Hobson, “Metamaterial tunnel barrier gives broadband microwave transmission,” J. Appl. Phys. 109, 013104 (2011).

[CrossRef]

I. R. Hooper, T. W. Preist, and J. R. Sambles, “Making tunnel barriers (including metals) transparent,” Phys. Rev. Lett. 97, 053902 (2006).

[CrossRef]
[PubMed]

L. Zhou, W. Wen, C. T. Chan, and P. Sheng, “Electromagnetic-wave tunneling through negative-permittivity media with high magnetic fields,” Phys. Rev. Lett. 94, 243905 (2005).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

A. Sihvola, Electromagnetic Mixing Formulas and Applications (IEE Publishing, 1999).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-near-zero metamaterials and electromagnetic sources: tailoring the radiation phase pattern,” Phys. Rev. B 75, 155410(2007).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

P. A. Belov, R. Marqués, S. I. Maslovski, I. S. Nefedov, M. Silveirinha, C. R. Simovski, and S. A. Tretyakov, “Strong spatial dispersion in wire media in the very large wavelength limit,” Phys. Rev. B 67, 113103 (2003).

[CrossRef]

L. Jelinek, J. D. Baena, J. Voves, and R. Marques, “Metamaterial-inspired perfect tunneling in semiconductor heterostructures,” New J. Phys 13, 083011 (2010).

[CrossRef]

L.-G. Wang, H. Chen, and S.-Y. Zhu, “Omnidirectional gap and defect mode of one-dimensional photonic crystals with single-negative materials,” Phys. Rev. B 70, 245102 (2004).

[CrossRef]

B. Hou, H. Wen, Y. Leng, and W. Wen, “Electromagnetic wave transmission through subwavelength metallic meshes sandwiched between split rings,” Appl. Phys. Lett. 87, 201114 (2005).

[CrossRef]

B. Hou, H. Wen, Y. Leng, and W. Wen, “Electromagnetic wave transmission through subwavelength metallic meshes sandwiched between split rings,” Appl. Phys. Lett. 87, 201114 (2005).

[CrossRef]

L. Zhou, W. Wen, C. T. Chan, and P. Sheng, “Electromagnetic-wave tunneling through negative-permittivity media with high magnetic fields,” Phys. Rev. Lett. 94, 243905 (2005).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

T. Feng, Y. Li, H. Jiang, Y. Sun, L. He, H. Li, Y. Zhang, Y. Shi, and H. Chen, “Electromagnetic tunneling in a sandwich structure containing single negative media,” Phys. Rev. E 79, 026601(2009).

[CrossRef]

L. Zhang, Y. Zhang, L. He, H. Li, and H. Chen, “Experimental study of photonic crystals consisting of ε-negative and μ-negative materials,” Phys. Rev. E 74, 056615(2006).

[CrossRef]

G. Guan, H. Jiang, H. Li, Y. Zhang, H. Chen, and S. Zhu, “Tunneling modes of photonic heterostructures consisting of single-negative materials,” Appl. Phys. Lett. 88, 211112 (2006).

[CrossRef]

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[CrossRef]

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It can be verified that the reflection-coefficient denominator is always nonzero.

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Note that the transmittance peak in the angular response of the stand-alone ENG slab for near-grazing incidence (see inset in Fig. ) is attributable to a pseudo-Brewster condition.