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Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2009, Volume 7287
.... This work serves to evaluate the possibility of hyperbolic focusing due to an indefinite anisotropic permittivity tensor... 
Indefinite media | Hyperbolic focusing | Negative refraction | Electromagnetic waves
Conference Proceeding
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2010, Volume 7711
The polarisation dependent optical properties of silver nanowire arrays are investigated by angular resolved transmission measurements. The corresponding... 
Fabry-perot | Metamaterials | Hyperbolic dispersion | Indefinite dielectric tensor | Silver | Nanocomposites | Oscillations | Nanomaterials | Spectra | Dispersions | Nanowires | Arrays
Conference Proceeding
Solid state physics (New York. 1955), ISSN 0081-1947, 2016, Volume 67, pp. 103 - 182
Media that display hyperbolic dispersion have a range of exotic optical properties that promise new developments in imaging technology. Until recently,... 
Plasmon | Imaging | Indefinite permittivity | Magnon | Phonon | Subwavelength | Hyperbolic dispersion | Negative refraction | Polariton | Indefinite permeability
Journal Article
2016 IEEE International Symposium on Antennas and Propagation (APSURSI), 06/2016, pp. 983 - 984
An interesting metamaterial Non-Crosstalk structure with anisotropic properties has been developed in the Nanoplasmonics and Metamaterials Research Lab at RIT.... 
Tensile stress | Anisoptropic metamaterial | Metals | Nonhomogeneous media | Metamaterials | Dielectrics | non-crosstalk propagation | indefinite isotropic media | Permittivity | Multilayers | Dipole antennas | Propagation | Anisotropy | Mathematical analysis | Insulators | Antennas
Conference Proceeding
Journal of nanophotonics, ISSN 1934-2608, 1/2014, Volume 8, Issue 1, pp. 083998 - 083998
The relative permittivity dyadic of a dielectric structurally chiral material (SCM) varies helicoidally along a fixed direction... 
circular Bragg phenomenon | indefinite permittivity | structural chirality | hyperbolic dispersion | Optics | Science & Technology - Other Topics | Physical Sciences | Nanoscience & Nanotechnology | Science & Technology | Physics - Optics
Journal Article
ACS photonics, ISSN 2330-4022, 04/2014, Volume 1, Issue 4, pp. 293 - 303
A class of strongly anisotropic materials having their principal elements of dielectric permittivity or magnetic permeability tensors of opposite signs, so-called indefinite or hyperbolic materials... 
hyperbolic materials | superconductor | ruthenate | graphite | indefinite property | Physical Sciences | Materials Science | Nanoscience & Nanotechnology | Technology | Materials Science, Multidisciplinary | Optics | Physics, Condensed Matter | Science & Technology - Other Topics | Physics | Science & Technology | Physics, Applied
Journal Article
Journal of functional analysis, ISSN 0022-1236, 03/2018, Volume 274, Issue 5, pp. 1345 - 1380
...t} in a nonlinear isotropic material Ω with λ=−μεω2≤0, where μ and ε stand for the permeability and the linear part of the permittivity of the material... 
Ground state | Brezis–Nirenberg problem | Strongly indefinite functional | Time-harmonic Maxwell equations | Physical Sciences | Mathematics | Science & Technology | Mathematics - Analysis of PDEs
Journal Article
Optik (Stuttgart), ISSN 0030-4026, 10/2015, Volume 126, Issue 20, pp. 2547 - 2549
.... Simulation results show that the parallel component of relative permittivity of metamaterial has much larger influence on the lateral shift than the vertical component, and the detection of lateral... 
Lateral shift | Indefinite | Metamaterial | Optics | Physical Sciences | Science & Technology | Waveguides
Journal Article
Journal of functional analysis, ISSN 0022-1236, 05/2017, Volume 272, Issue 10, pp. 4304 - 4333
...t} in an anisotropic material with a magnetic permeability tensor μ(x)∈R3×3 and a permittivity tensor ε(x)∈R3×3... 
Uniaxial media | Variational methods for strongly indefinite functionals | Ground state | Time-harmonic Maxwell equations in anisotropic nonlinear media | Permeability | Anisotropy | Electric fields | Analysis
Journal Article
Physica. B, Condensed matter, ISSN 0921-4526, 2008, Volume 403, Issue 19, pp. 3417 - 3423
We present here a theoretical analysis of the group delay for a light beam transmitted through indefinite media, for which not all of the principal elements of the permittivity and permeability... 
Indefinite media | Subluminal | Superluminal | Group delay | Physics, Condensed Matter | Physical Sciences | Physics | Science & Technology | Analysis | Permeability
Journal Article
Journal of fixed point theory and applications, ISSN 1661-7738, 3/2017, Volume 19, Issue 1, pp. 959 - 986
... ) for the field $$u:\Omega \rightarrow \mathbb {R}^3$$ u : Ω → R 3 in a domain $$\Omega \subset \mathbb {R}^3$$ Ω ⊂ R 3 . Here, $$\varepsilon (x) \in \mathbb {R}^{3\times 3}$$ ε ( x ) ∈ R 3 × 3 is the (linear) permittivity tensor of the material... 
58E05 | 78A25 | strongly indefinite functional | Time-harmonic Maxwell equations | Mathematics | Primary: 35Q60 | Secondary: 35J20 | variational methods | Mathematical Methods in Physics | Nehari–Pankov manifold | Analysis | Mathematics, general | nonlinear material | perfect conductor | uniaxial media | anisotropic media | ground state | Physical Sciences | Mathematics, Applied | Science & Technology | Anisotropy | Permeability
Journal Article
Mathematical methods in the applied sciences, ISSN 0170-4214, 01/2018, Volume 41, Issue 1, pp. 317 - 335
.... For an anisotropic material with magnetic permeability tensor μ∈R3×3 and permittivity tensor ε∈R3×3, ground state solutions are established in this paper... 
time‐harmonic Maxwell equations | asymptotically linear polarization | anisotropic media | strongly indefinite functional | ground state | time-harmonic Maxwell equations | Physical Sciences | Mathematics | Mathematics, Applied | Science & Technology | Anisotropy | Permeability | Conductors | Anisotropic media | Maxwell's equations | Magnetic permeability
Journal Article
Science China. Mathematics, ISSN 1674-7283, 11/2018, Volume 61, Issue 11, pp. 1963 - 1970
... t } in a nonlinear isotropic material Ω with $$\lambda=-\mu\varepsilon\omega^2\leqslant0$$ λ = − μ ε ω 2 ⩽ 0 , where μ and ε stand for the permeability and the linear part of the permittivity of the material... 
35J20 | 58E05 | 78A25 | strongly indefinite functional | critical exponent | 35B33 | Mathematics | Brezis-Nirenberg problem | 35Q60 | variational methods | Applications of Mathematics | perfect conductor | Nehari-Pankov manifold | time-harmonic Maxwell equations | ground state | Physical Sciences | Mathematics, Applied | Science & Technology
Journal Article
Applied mechanics and materials, ISSN 1660-9336, 05/2013, Volume 320, pp. 143 - 149
Negative refraction is a fantastic optical property and attracts more and more attentions. As first proposed, materials with negative permittivity and negative permeability simultaneously exhibit negative refraction... 
Anisotropic | Indefinite | Negative refraction
Journal Article
Journal of Optics, ISSN 2040-8986, 04/2010, Volume 12, Issue 4, pp. 045105 - 045105
The transmittance and the behavior of an evanescent field in the frustrated total internal reflection structure composed of isotropic media and anisotropic... 
Photon tunneling | Anisotropic indefinite metamaterial | FTIR | Optics | Physical Sciences | Science & Technology | Evanescent waves | Wave propagation | Tunneling | Metamaterials | Photons | Reflection | Dispersions | Transmittance
Journal Article