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A study of a phase formalism for calculating the cumulative density of states of one-dimensional photonic crystals (2017)
Journal Article
Abram, R., Greshnov, A., Brand, S., & Kaliteevski, M. (2017). A study of a phase formalism for calculating the cumulative density of states of one-dimensional photonic crystals. Journal of Modern Optics, 64(15), 1501-1509. https://doi.org/10.1080/09500340.2017.1296597

We explore a phase formalism that underpins a method of calculation of the cumulative density of states of one-dimensional photonic crystals based on the node counting theorem. Node counting is achieved by considering the spatial dependence of a phas... Read More about A study of a phase formalism for calculating the cumulative density of states of one-dimensional photonic crystals.

Some theory of a dual-polarization interferometer for sensor applications (2015)
Journal Article
Abram, R., & Brand, S. (2015). Some theory of a dual-polarization interferometer for sensor applications. Journal of Physics D: Applied Physics, 48(12), Article 125101. https://doi.org/10.1088/0022-3727/48/12/125101

It is shown that by making straightforward approximations it is possible to simplify the analysis of the measurements of a well-established dual-waveguide interferometer for sensor applications. In particular we derive approximate algebraic formulae... Read More about Some theory of a dual-polarization interferometer for sensor applications.

Tamm plasmon polaritons in multilayered cylindrical structures (2012)
Journal Article
Little, C., Anufriev, R., Iorsh, I., Kaliteevski, M., Abram, R., & Brand, S. (2012). Tamm plasmon polaritons in multilayered cylindrical structures. Physical review B, 86(23), Article 235425. https://doi.org/10.1103/physrevb.86.235425

It is shown that cylindrical Bragg reflector structures with either a metal core, a metal cladding, or both can support Tamm plasmon polaritons (TPPs) that can propagate axially along the interface between the metallic layer and the adjacent dielectr... Read More about Tamm plasmon polaritons in multilayered cylindrical structures.

Wavelength-dependent frustrated internal reflection via photonic interface states (2011)
Journal Article
Cross, G., & Brand, S. (2011). Wavelength-dependent frustrated internal reflection via photonic interface states. Applied Physics Letters, 99(19), Article 191106. https://doi.org/10.1063/1.3660266

Conventional frustrated internal reflection in which light is able to tunnel across a small air gap between two prisms is a well known phenomenon. In this work, an experimental proof-of-concept demonstration of a polarization and highly wavelength se... Read More about Wavelength-dependent frustrated internal reflection via photonic interface states.

An 'electromagnetic wiggler' originating from refraction of waves at the side edge of a Bragg reflector (2011)
Journal Article
Iorsh, I., Kaliteevski, M., Brand, S., Abram, R., & Kaliteevskaya, N. (2011). An 'electromagnetic wiggler' originating from refraction of waves at the side edge of a Bragg reflector. Journal of Modern Optics, 58(8), 686-693. https://doi.org/10.1080/09500340.2011.565887

Calculations are reported which predict that light incident on the side edge of a Bragg reflector can show varied and unusual refraction behaviour, including a rapid transition from positive to negative refraction. Although under certain conditions n... Read More about An 'electromagnetic wiggler' originating from refraction of waves at the side edge of a Bragg reflector.

Hybrid states of Tamm plasmons and exciton-polaritons (2011)
Journal Article
Kaliteevski, M., Brand, S., Abram, R., Iorsh, I., Kavokin, A., Liew, T., & Shelykh, I. (2011). Hybrid states of Tamm plasmons and exciton-polaritons. Superlattices and Microstructures, 49(3), 229-232. https://doi.org/10.1016/j.spmi.2010.05.014

We have demonstrated theoretically that it is possible to use the resonant coupling of exciton-polaritons in a planar microcavity and Tamm plasmons at a metal film on the surface of the structure to provide lateral spatial control of the exciton-pola... Read More about Hybrid states of Tamm plasmons and exciton-polaritons.

Evanescently coupled interface states in the gap between two Bragg reflectors (2010)
Journal Article
Brand, S., Abram, R., & Kaliteevski, M. (2010). Evanescently coupled interface states in the gap between two Bragg reflectors. Optics Letters, 35(12), 2085-2087. https://doi.org/10.1364/ol.35.002085

Interface states are known to exist at the surface of an appropriately structured Bragg reflector. If such reflectors are present on the surfaces of two prisms separated by a narrow gap, the evanescently coupled interface states can interact to produ... Read More about Evanescently coupled interface states in the gap between two Bragg reflectors.

Tailor-made surface plasmon polaritons above the bulk plasma frequency: a design strategy for indium tin oxide (2010)
Journal Article
Brand, S., Abram, R., & Kaliteevski, M. (2010). Tailor-made surface plasmon polaritons above the bulk plasma frequency: a design strategy for indium tin oxide. Journal of Physics D: Applied Physics, 43(14), Article 145104. https://doi.org/10.1088/0022-3727/43/14/145104

A simple phase-matching approach is employed as a design aid to engineer surface plasmon polariton states at the interface of an indium tin oxide layer on the top of a Bragg reflector. By altering the details of the reflector, and in particular the o... Read More about Tailor-made surface plasmon polaritons above the bulk plasma frequency: a design strategy for indium tin oxide.

Polarization beats in a pillar microcavity (2010)
Journal Article
Iorsh, I., Koreshkova, A., Kaliteevskaya, N., Kavokin, A., Abram, R., Brand, S., & Kaliteevski, M. (2010). Polarization beats in a pillar microcavity. Superlattices and Microstructures, 47(1), 24-28. https://doi.org/10.1016/j.spmi.2009.07.021

The beats of the Stokes luminescence parameters in pillar semiconductor microcavities are theoretically analysed. The beats are originated by a slight in-plane anisotropy of the pillar. The influence of the coherence time of exciton polaritons on the... Read More about Polarization beats in a pillar microcavity.

Hybrid states of Tamm plasmons and exciton polaritons (2009)
Journal Article
Kaliteevski, M., Brand, S., Abram, R., Iorsh, I., Kavokin, A., & Shelykh, I. (2009). Hybrid states of Tamm plasmons and exciton polaritons. Applied Physics Letters, 95(25), Article 251108. https://doi.org/10.1063/1.3266841

Channeling of exciton polaritons in the plane of semiconductor microcavities can be achieved by the deposition of metallic mesas on the top of the semiconductor structure. We show theoretically that the regime of strong coupling between cavity polari... Read More about Hybrid states of Tamm plasmons and exciton polaritons.

Bragg reflector enhanced attenuated total reflectance (2009)
Journal Article
Brand, S., Abram, R., & Kaliteevski, M. (2009). Bragg reflector enhanced attenuated total reflectance. Journal of Applied Physics, 106(11), Article 113109. https://doi.org/10.1063/1.3265436

We model the effects of a quasibound photonic state that can exist within a substrate/metal film/Bragg reflector/air structure. The photonic state is confined as a result of total internal reflection at the air interface coupled with the effect of th... Read More about Bragg reflector enhanced attenuated total reflectance.

Whispering-gallery exciton polaritons in submicron spheres (2009)
Journal Article
Platts, C., Kaliteevski, M., Brand, S., Abram, R., Iorsh, I., & Kavokin, A. (2009). Whispering-gallery exciton polaritons in submicron spheres. Physical review B, 79(24), https://doi.org/10.1103/physrevb.79.245322

We show that a semiconductor sphere with a radius comparable with the wavelength of light at the exciton resonance frequency can behave as a high-quality three-dimensional microcavity or "polariton dot." We obtain numerical results for gallium arseni... Read More about Whispering-gallery exciton polaritons in submicron spheres.

Optical Tamm states above the bulk plasma frequency at a Bragg stack/metal interface (2009)
Journal Article
Brand, S., Kaliteevski, M., & Abram, R. (2009). Optical Tamm states above the bulk plasma frequency at a Bragg stack/metal interface. Physical review B, 79(8), Article 085416. https://doi.org/10.1103/physrevb.79.085416

We demonstrate theoretically that surface-plasmon polaritons, a form of optical Tamm state, can occur at the interface between a metal and a Bragg reflector at frequencies above the bulk plasma frequency of the metal. The frequencies of the excitatio... Read More about Optical Tamm states above the bulk plasma frequency at a Bragg stack/metal interface.

Negative refraction can make non-diffracting beams (2008)
Journal Article
Kaliteevski, A., Brand, S., Abram, R., Gallant, A., & Chamberlain, J. (2008). Negative refraction can make non-diffracting beams. Optics Express, 16(19), 14582-14587. https://doi.org/10.1364/oe.16.014582

We report the results of simulations relating to the illumination of a structure consisting of a slab constructed from a 2-D hexagonal array of metal rods with a terahertz frequency source. As a consequence of negative refraction an essentially non-d... Read More about Negative refraction can make non-diffracting beams.

Tamm plasmon polaritons: Slow and spatially compact light (2008)
Journal Article
Sasin, M., Seisyan, R., Kaliteevski, M., Brand, S., Abram, R., Chamberlain, J., …Kavokin, A. (2008). Tamm plasmon polaritons: Slow and spatially compact light. Applied Physics Letters, 92(25), Article 251112. https://doi.org/10.1063/1.2952486

We report on the first experimental observation of Tamm plasmon polaritons (TPPs) formed at the interface between a metal and a dielectric Bragg reflector (DBR). In contrast to conventional surface plasmons, TPPs have an in-plane wavevector less than... Read More about Tamm plasmon polaritons: Slow and spatially compact light.

Terahertz filter based on refractive properties of metallic photonic crystal (2008)
Journal Article
Kaliteevski, M., Brand, S., Garvie-Cook, J., Abram, R., & Chamberlain, J. (2008). Terahertz filter based on refractive properties of metallic photonic crystal. Optics Express, 16(10), 7330-7335. https://doi.org/10.1364/oe.16.007330

We propose a new type of pass-band filter, in this case designed to operate in the terahertz frequency regime, possessing two separate pass-bands utilizing the distinction between positive and negative refraction in a photonic crystal prism. The pris... Read More about Terahertz filter based on refractive properties of metallic photonic crystal.

Density of states in 1D disordered photonic crystals: Analytical solution (2008)
Journal Article
Greshnov, A., Kaliteevski, M., Abram, R., Brand, S., & Zegrya, G. (2008). Density of states in 1D disordered photonic crystals: Analytical solution. Solid State Communications, 146(3-4), 157-160. https://doi.org/10.1016/j.ssc.2008.01.037

A novel analytical approach to the calculation of the density of states of one-dimensional disordered photonic crystals has been developed. It is shown that the problem can be reduced to the solution of a stationary Fokker–Planck equation for the dis... Read More about Density of states in 1D disordered photonic crystals: Analytical solution.

Passband filters for terahertz radiation based on dual metallic photonic structures (2007)
Journal Article
Gallant, A., Kaliteevski, M., Wood, D., Petty, M., Abram, R., Brand, S., …Chamberlain, J. (2007). Passband filters for terahertz radiation based on dual metallic photonic structures. Applied Physics Letters, 91(16), https://doi.org/10.1063/1.2800381

This paper reports on the development of two-dimensional metallic microstructures for the filtering of terahertz radiation. These structures are fabricated using ultraviolet-based processing of thick SU8 resist. This micromachining technique enables... Read More about Passband filters for terahertz radiation based on dual metallic photonic structures.