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Micro-machined fluidic devices for terahertz time-domain spectroscopy (2011)
Journal Article
Baragwanath, A., Swift, G., DeChang, D., Zeze, D., Gallant, A., & Chamberlain, J. (2011). Micro-machined fluidic devices for terahertz time-domain spectroscopy. Physica status solidi. C, Current topics in solid state physics (Internet), 8(9), 2935-2937. https://doi.org/10.1002/pssc.201084088

Here we present a silicon based, micro-machined fluidic device for terahertz frequencies, fabricated using standard lithographic and micro-machining processes in a cleanroom environment. Designed for use in a conventional transmission terahertz time-... Read More about Micro-machined fluidic devices for terahertz time-domain spectroscopy.

Silicon based microfluidic cell for terahertz frequencies (2010)
Journal Article
Baragwanath, A., Swift, G., Dai, D., Gallant, A., & Chamberlain, J. (2010). Silicon based microfluidic cell for terahertz frequencies. Journal of Applied Physics, 108(1), Article 013102. https://doi.org/10.1063/1.3456175

We present a detailed analysis of the design, fabrication and testing of a silicon based, microfluidic cell, for transmission terahertz time-domain spectroscopy. The sensitivity of the device is tested through a range of experiments involving primary... Read More about Silicon based microfluidic cell for terahertz frequencies.

Negative refracting materials at THz frequencies. (2008)
Conference Proceeding
Swift, G. P., Gallant, A. J., Dai, D., Kaliteevski, M. A., Brand, S., Zeze, D. A., …Chamberlain, J. M. (2008). Negative refracting materials at THz frequencies. In Proceedings of the 33rd International Conference on Infrared, Millimeter, and Terahertz Waves: 15-19 September 2008, Pasadena, California (496-497). https://doi.org/10.1109/icimw.2008.4665668

We demonstrate here, for the first time, the construction of artificial materials, which theoretically possess two separate pass-bands utilizing the difference between positive and negative refraction in the terahertz frequency regime. Experimental t... Read More about Negative refracting materials at THz frequencies..

Micromachined Terahertz Waveguides with Embedded Metal Rods (2008)
Conference Proceeding
Gallant, A., Baragwanath, A., Swift, P., Wood, D., & Chamberlain, M. (2008). Micromachined Terahertz Waveguides with Embedded Metal Rods. In Proceedings of the 33rd International Conference on Infrared, Millimeter, and Terahertz Waves, 15-19 September 2008, Pasadena, California (104-105). https://doi.org/10.1109/icimw.2008.4665466

In this paper we report on a novel fabrication approach for the manufacture of terahertz waveguides with embedded metal rods. It is anticipated that this type of structure could be used for sub-wavelength imaging or as a method to effectively couple... Read More about Micromachined Terahertz Waveguides with Embedded Metal Rods.

Contrast and resolution enhancement in a confocal terahertz video system. (2008)
Journal Article
Zinov’ev, N., Adrianov, A., Gallant, A., Chamberlain, J., & Trukhin, V. (2008). Contrast and resolution enhancement in a confocal terahertz video system. JETP Letters, 88(8), 492-495. https://doi.org/10.1134/s0021364008200058

The effect of image contrast enhancement without the loss of the spectral composition of the radiation under investigation has been experimentally demonstrated for a terahertz far-field video system. The result has been obtained by using a confocal a... Read More about Contrast and resolution enhancement in a confocal terahertz video system..

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.

Flexible polymer based artificial materials for terahertz applications. (2007)
Conference Proceeding
Gallant, A., Zeze, D., Wood, D., Petty, M., Dai, D., & Chamberlain, J. (2007). Flexible polymer based artificial materials for terahertz applications. In Desc: 2-9 September 2007, Cardiff, Wales, UK (961-963). https://doi.org/10.1109/icimw.2007.4516819

In this paper we report on the fabrication and testing of arrays of subwavelength apertures which are formed in a highly flexible polymer, PDMS (polydimethylsiloxane). PDMS can be elastically stretched to cause the deformation of any surface features... Read More about Flexible polymer based artificial materials for terahertz applications..

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.

Terahertz Frequency Bandpass Filters (2007)
Journal Article
Gallant, A., Kaliteevski, M., Brand, S., Wood, D., Petty, M., Abram, R., & Chamberlain, J. (2007). Terahertz Frequency Bandpass Filters. Journal of Applied Physics, 102(2), https://doi.org/10.1063/1.2756072

The design, measurement, and analysis of a range of artificial materials for use at terahertz frequencies are described. The chosen structures consist of arrays of cylindrical gold-plated pillars with period comparable to the wavelength of incident r... Read More about Terahertz Frequency Bandpass Filters.

Artificial plasmonic materials for THz applications (2007)
Conference Proceeding
Gallant, A., Levitt, J., Kaliteevski, M., Wood, D., Petty, M., Abram, R., …Chamberlain, J. (2007). Artificial plasmonic materials for THz applications. In K. J. Linden, & L. P. Sadwick (Eds.), Terahertz and gigahertz electronics and photonics VI : 21-22 January 2007, San Jose, California, USA. https://doi.org/10.1117/12.712716

This paper reports on the development of micromachined pillar arrays for the filtering of terahertz radiation. These pillar arrays are fabricated using ultraviolet based processing of thick SU8. This micromachining technique enables the array pattern... Read More about Artificial plasmonic materials for THz applications.