Research Projects

Photonic Metamaterials

Aim: To develop tunable and functional photonic metamaterials with unusual properties. Of particular interest are the development of negative index materials with high sensitivity to light intensity.

Skills: nanofabrication, optical characterisation and numerical modelling.

Seeking: PhD, Master, and Honours students

References:

1. A. Minovich, D. N. Neshev, D. A. Powell, I. V. Shadrivov, M. Lapine, I. McKerracher, H. T. Hattori, H. H. Tan, C. Jagadish, and Yu. S. Kivshar, “Tilted response of fishnet metamaterials at near-infrared optical wavelengths,” Phys. Rev. B 81, 115109(1–6) (2010).

2. A. Minovich, D. N. Neshev, D. A. Powell, I. V. Shadrivov, and Yu. S. Kivshar, “Tunable fishnet metamaterials infiltrated by liquid crystals,” Appl. Phys. Lett. 96, 193103(1–3) (2010).

3. A. Minovich, D. N. Neshev, D. A. Powell, and Y. S. Kivshar, "Influence of the substrate on negative index fishnet metamaterials," Opt. Commun. 283, 4770-4774 (2010).

4. A. Minovich, J. Farnell, D. N. Neshev, I. McKerracher, F. Karouta, J. Tian, D. A. Powell, I. V. Shadrivov, H. H. Tan, C. Jagadish, and Y. S. Kivshar, "Liquid crystal based nonlinear fishnet metamaterials," Appl. Phys. Lett. 100, 121113 (2012).

5. W. Liu, A. E. Miroshnichenko, D. N. Neshev, and Y. S. Kivshar, "Broadband Unidirectional Scattering by Magneto-Electric Core–Shell Nanoparticles," ACS Nano 6, 5489-5497 (2012).

6. S. S. Kruk, D. A. Powell, A. Minovich, D. N. Neshev, and Y. S. Kivshar, "Spatial dispersion of multilayer fishnet metamaterials," Opt. Express 20, 15100-15105 (2012).

Plasmonics

Aim: To develop novel schemes for manipulation and amplification of plasmonic fields at the nanoscale, as well as to enhance nonlinear processes due to the plasmonic field enhancement.

Seeking: PhD and Honours students

References:

1. D. N. Neshev, A. Minovich, T. Dieing, H. T. Hattori, I. McKerracher, H. Hoe Tan, C. Jagadish, and Yu. S. Kivshar, “Near-field studies of arrays of chirped subwavelength apertures,” Phys. Status Solidi RRL, 1–3 (2010) / DOI 10.1002/pssr.201004235

2. W. Liu, A. A. Sukhorukov, A. E. Miroshnichenko, C. G. Poulton, Z. Xu, D. N. Neshev, and Yu. S. Kivshar, “Complete spectral gap in coupled dielectric waveguides embedded into metal,” Appl. Phys. Lett. 97, 021106 (2010).

3. A. Minovich, H. T. Hattori, I. McKerracher, H. H. Tan, D. N. Neshev, C. Jagadish, and Yu. S. Kivshar, “Enhanced transmission of light through periodic and chirped lattices of nanoholes,” Opt. Commun. 282, 2023–2027 (2009).

4. W. Liu, D. N. Neshev, A. E. Miroshnichenko, I. V. Shadrivov, and Y. S. Kivshar, "Polychromatic nanofocusing of surface plasmon polaritons," Phys. Rev. B 83, 073404 (2011).

5. W. Liu, D. N. Neshev, I. V. Shadrivov, A. E. Miroshnichenko, and Y. S. Kivshar, "Plasmonic Airy beam manipulation in linear optical potentials," Opt. Lett. 36, 1164 (2011).

6. A. Minovich, A. E. Klein, N. Janunts, T. Pertsch, D. N. Neshev, and Y. S. Kivshar, "Generation and Near-Field Imaging of Airy Surface Plasmons," Phys. Rev. Lett. 107, 116802 (2011).

7. A. E. Klein, A. Minovich, M. Steinert, N. Janunts, A. Tünnermann, D. N. Neshev, Y. S. Kivshar, and T. Pertsch, "Controlling plasmonic hot spots by interfering Airy beams," Opt. Lett. 37, 3402-3404 (2012).

Quantum integrated photonics in nonlinear periodic structures

Aim: Study of spatio-temporal effects of light signals in periodic photonic structures. In particular the study of the generation of entangled photons in coupled waveguides.

Seeking: Honours students

References:

1. F. Setzpfandt, D. N. Neshev, R. Schiek, F. Lederer, A. T¨unnermann, and T. Pertsch, “Competing nonlinearities in quadratic nonlinear waveguide arrays,” Opt. Lett. 34, 3589–3591 (2009).

2. F. Setzpfandt, A. A. Sukhorukov, D. N. Neshev, R. Schiek, A. S. Solntsev, R. Ricken, Y. Min, W. Sohler, Y. S. Kivshar, and T. Pertsch, "Spectral pulse transformations and phase transitions in quadratic nonlinear waveguide arrays," Optics Express 19, 23188-23201 (2011).

3. F. H. Bennet, T. J. Alexander, F. Haslinger, A. Mitchell, D. N. Neshev, and Y. S. Kivshar, "Observation of Nonlinear Self-Trapping of Broad Beams in Defocusing Waveguide Arrays," Physical Review Letters 106, 093901 (2011).

4. A. S. Solntsev, A. A. Sukhorukov, D. N. Neshev, and Y. S. Kivshar, "Spontaneous Parametric Down-Conversion and Quantum Walks in Arrays of Quadratic Nonlinear Waveguides," Physical Review Letters 108, 023601 (2012).