The University of Southampton
Telephone:
+442380593085
Email:
np3@soton.ac.uk

Dr Nikitas Papasimakis 

Dr Papasimakis is a Principal Research Fellow at the Optoelectronics Research Centre. He completed his undergraduate studies in the Physics Department of Athens National University, Greece in 2005 and his PhD studies in the Optoelectronics Research Centre at the University of Southampton in 2009 for which he was awarded the IoP's QEP group Thesis Prize. He was awarded a PhD Plus fellowship in 2009 and a Leverhulme Advanced Research fellowship in 2010. 

Research

Research interests

His research interests include toroidal electrodynamics, ultrafast and nonlinear optics, metamaterials, and applications of machine learning to nanophotonics.

Publications

Papasimakis, Nikitas, Fedotov, Vassili A., Zheludev, Nikolay I. and Prosvirnin, Sergey L. (2007) Slow light in media of zero dimension. CLEO/QELS 2007: Conference on Lasers and Electro-Optics: Quantum Electronics and Laser Science Conference, Baltimore, United States. 06 - 11 May 2007.

Fedotov, V.A., Rose, M., Papasimakis, N., Prosvirnin, S.L. and Zheludev, N.I. (2007) Achieving sharp resonances in metamaterials via engaging 'closed-modes'. CLEO/QELS 2007: Conference on Lasers and Electro-Optics: Quantum Electronics and Laser Science Conference, Baltimore, United States. 06 - 11 May 2007.

Papasimakis, Nikitas, Fedotov, Vassili A., Zheludev, Nikolay I. and Prosvirnin, Sergey L. (2007) "Slow" light in metamaterials. Nanometa 2007: The 1st European Topical Meeting on Nanophotonics and Metamaterials, Seefeld, Germany. 08 - 11 Jan 2007. 1 pp .

Fedotov, V.A., Papasimakis, N., Zheludev, N.I., Rose, M. and Prosvirnin, S. (2007) Achieving sharp resonances in metamaterials through symmetry breaking. Conference on Lasers and Electro-Optics (CLEO)-Europe/International Quantum Electronics Conference (IQEC) 2007, Munich, Germany. 17 - 22 Jun 2007. 1 pp .

Papasimakis, Nikitas, Fedotov, Vassili A., Zheludev, Nikolay I. and Prosvirnin, Sergey L. (2007) Long pulse delays in thin metamaterial slabs. Conference on Lasers and Electro-Optics (CLEO)-Europe/International Quantum Electronics Conference (QELS) 2007, Germany. 17 - 22 Jun 2007. 1 pp .

Papasimakis, N., Fedotov, V.A., Schwanecke, A.S., Zheludev, N.I. and García de Abajo, F.J. (2007) Enhanced microwave transmission through quasicrystal hole arrays. Applied Physics Letters, 91 (8), 081503-[3pp]. (doi:10.1063/1.2773763).

Fedotov, V.A., Rose, M., Prosvirnin, S.L., Papasimakis, N. and Zheludev, N.I. (2007) Sharp trapped-mode resonances in planar metamaterials with a broken structural symmetry. Physical Review Letters, 99 (14), 147401-[4pp]. (doi:10.1103/PhysRevLett.99.147401).

Zheludev, N.I., Prosvirnin, S.L., Papasimakis, N. and Fedotov, V.A. (2008) Coherent meta-materials and the lasing spaser. 6th International Workshop on Nanophotonics. 11 Mar 2008. 5 pp .

Zheludev, N.I., Fedotov, V., Schwanecke, A.S., Plum, E., Papasimakis, N. and Marinov, K. (2007) Plasmon resonances in photonic chiral meta-materials. Frontiers in Optics (FiO) 2007, San Jose, United States. 16 - 20 Sep 2007. 1 pp .

Huang, F.M., Schwanecke, A.S., Papasimakis, N., Chen, Y., García de Abajo, F.J. and Zheludev, N.I. (2007) Far-field subwavelength focusing and extraordinary transmission of light by a quasi-periodic array of nano-holes. Metamaterials 2007: First International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, Italy. 22 - 26 Oct 2007.

García de Abajo, F.J., Fedotov, V.A., Papasimakis, N., Schwanecke, A.S., Chen, Y. and Zheludev, N.I. (2006) Extraordinary transmission through planar quasicrystal. QEP-17 at Photon06. 04 - 07 Sep 2006.

Zheludev, N.I., Fedotov, V.A., Papasimakis, N. and Prosvirnin, Sergey L. (2008) Coherent metamaterials and the lasing spaser. Photon '08. 26 - 29 Aug 2008.

Papasimakis, N., Marinov, K., Fedotov, V.A., Zheludev, N.I. and Boardman, A.D. (2008) Optical activity in toroidal metamaterials. QEP-18. 26 - 29 Aug 2008.

Papasimakis, Nikitas, Fedotov, Vassili A., Prosvirnin, Sergey L. and Zheludev, Nikolay I. (2008) Slow light in "zero thickness" metamaterials. Slow and Fast Light 2008. 13 - 18 Jul 2008. 2 pp .

Fedotov, V.A., Papasimakis, N., Plum, E., Prosvirnin, S.L. and Zheludev, N.I. (2008) Metamaterials enter the physics playground: from EIT to lasing spaser. 2nd International Conference on Advanced Electromagnetic Materials in Microwaves and Optics (Metamaterials 2008). 23 - 26 Sep 2008.

Papasimakis, N., Marinov, K., Fedotov, V.A., Boardman, A.D. and Zheludev, N.I. (2008) Testing the controversies of toroidal electrodynamics using metamaterials. Plasmonics and Metamaterials (META) 2008. 21 - 24 Oct 2008.

Zheludev, Nikolay I., Prosvirnin, S.L., Papasimakis, N. and Fedotov, V.A. (2008) Coherent meta-materials and the lasing spaser. IEEE COMCAS 2008. 13 - 14 May 2008.

Papasimakis, N., Fedotov, V.A., Zheludev, N.I. and Prosvirnin, S.L. (2008) Long pulse delays; a planar metamaterial analog of EIT. 6th International Workshop on Nanophotonics. 11 Mar 2008.

Zheludev, N.I., Prosvirnin, S.L., Papasimakis, N. and Fedotov, V.A. (2008) Lasing spaser. Nature Photonics, 2 (6), 351-354. (doi:10.1038/nphoton.2008.82).

Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2009) Coherent and incoherent metamaterials. 2nd European Topical Meeting on Nanophotonics and Metamaterials (NanoMeta 2009). 05 - 08 Jan 2009.

Papasimakis, N., Fedotov, V.A., Zheludev, N.I. and Prosvirnin, S.L. (2008) Metamaterial analog of electromagnetically induced transparency. Physical Review Letters, 101 (25), 253903-[4pp.]. (doi:10.1103/PhysRevLett.101.253903).

Huang, F.M., Schwanecke, A.S., Papasimakis, N., Chen, Y., Garcia de Abjo, F.J. and Zheludev, N.I. (2006) Quasi-periodic arrays of subwavelength holes in a metal screen: self-imaging in the near-field and far-field extraordinary transmission. 9th International conference on near-field optics, nanophotonics and related techniques (NFO-9), Switzerland. 10 - 15 Sep 2006.

García de Abajo, F.J., Chen, Y., Fedotov, V.A., Papasimakis, N., Schwanecke, A.S. and Zheludev, N.I. (2006) Extraordinary light transmission through quasicrystal arrays of holes in a metal film. SPIE Optics and Photonics 2006, United States. 13 - 17 Aug 2006.

Garcia de Abajo, F. Javier, Chen, Yifang, Fedotov, Vassili A., Papasimakis, Nikitas, Schwanecke, Alexander S. and Zheludev, Nikolay I. (2006) Extraordinary light transmission through quasicrystal arrays of holes in a metal film. Photonic Metamaterials: From Random to Periodic (META). 05 - 08 Jun 2006.

Schwanecke, Alexander S., Papasimakis, Nikitas, Fedotov, Vassili A., Huang, Fumin M., Chen, Yifang, García de Abajo, F.Javier and Zheludev, Nickolay I. (2006) "Invisible" quasi-periodic array of subwavelength apertures in metal screen. Photonics Research and Applications/Nanophotonics.

Papasimakis, Nikitas (2009) Trapped-modes, slow light and collective resonances in metamaterials. University of Southampton, Optoelectronic Research Centre, Doctoral Thesis, 126pp.

Papasimakis, N., Fedotov, V.A. and Zheludev, Nikolay I. (2009) Coherent metamaterials: from "optical ferromagnetism" to the lasing spaser. International Quantum Electronics Conference CLEO/IQEC 2009, Baltimore, Maryland. 31 May - 05 Jun 2009.

Zheludev, N.I., Fedotov, V.A., Papasimakis, N., Plum, E. and Shi, J. (2009) Coherent metamaterials as a platform for passive and gain-assisted photonic devices. MRS (Materials Research Society) Fall Meeting, Boston, United States. 30 Nov - 04 Dec 2009.

Zheludev, N.I., Prosvirnin, S.L., Papasimakis, N. and Fedotov, V.A. (2008) Lasing spaser. SPIE Plasmonics: Metallic Nanostructures and Their Optical Properties VI. 10 - 13 Aug 2008.

Zheludev, N.I, Fedotov, V.A, Papasimakis, N, Plum, E and Prosvirnin, S.L (2008) Close-mode resonances in meta-materials and lasing spaser. Photonics Europe. 07 - 11 Apr 2008.

Zheludev, N.I., Fedotov, V.A., Rose, M., Papasimakis, N. and Prosvirnin, S.L. (2007) Chirality in photonic meta-materials. Society of Photo-Optical Instrumentation Engineers - SPIE Optics and Photonics Congress, United States. 26 - 30 Aug 2007.

Papasimakis, N., Fedotov, V.A., Prosvirnin, S.L. and Zheludev, N.I. (2007) Metamaterial analog of electromagnetically induced transparency. Photonic Metamaterials: From Random to Periodic, United States. 04 - 07 Jun 2007.

Papasimakis, N., Fedotov, V.A., Fu, Y.H., Tsai, D.P. and Zheludev, N.I. (2009) Coherent and incoherent metamaterials and order-disorder transitions. Physical Review B, 80 (4), [41102]. (doi:10.1103/PhysRevB.80.041102).

Papasimakis, N., Fedotov, V.A., Marinov, K. and Zheludev, N.I. (2009) Gyrotropy of a metamolecule: wire on a torus. Physical Review Letters, 103 (9), 93901. (doi:10.1103/PhysRevLett.103.093901).

Papasimakis, N., Fu, Y.H., Fedotov, V.A., Prosvirnin, S.L., Tsai, D.P. and Zheludev, N.I. (2009) Metamaterial with polarization and direction insensitive resonant transmission response mimicking electromagnetically induced transparency. Applied Physics Letters, 94 (21), 211902. (doi:10.1063/1.3138868).

Papasimakis, Nikitas and Zheludev, Nikolay I. (2009) Metamaterial-induced transparency: sharp fano resonances and slow light. Optics & Photonics News, 20 (10), 22-27. (doi:10.1364/OPN.20.10.000022).

Papasimakis, N., Fedotov, V.A., Fu, Y.H., Tsai, D.P. and Zheludev, N.I. (2009) Coherent meta-magnetics: collective resonances and disorder-induced transitions. ICO Photonics 2009, Delphi, Greece. 07 - 09 Oct 2009.

Zheludev, Nikolay I., Fedotov, Vassili, Plum, Eric and Papasimakis, Nikitas (2009) Coherent metamaterials. Metamaterials Congress 2009. 3rd International Congress on Advanced Electromagnetic Materials in Microwaves and Optics. 30 Aug - 04 Sep 2009. 1 pp .

Fedotov, V.A., Papasimakis, N., Bitzer, A., Walther, M. and Zheludev, N.I. (2009) Metamaterial analogue of the Mossbauer effect. European Conference on Lasers and Electro-Optics and the XIth European Quantum Electronics Conference (CLEO/Europe-EQEC ), Germany. 14 - 19 Jun 2009.

Papasimakis, N., Luo, Z., Shen, Z.X., De Angelis, F., Di Fabrizio, E., Nikolaenko, A.E. and Zheludev, N.I. (2010) Graphene superstrates for metamaterials. Fourth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics: Metamaterials 2010, Karlsruhe, Germany. 13 - 16 Sep 2010. 3 pp .

Fedotov, V.A., Papasimakis, N., Plum, E., Bitzer, A., Walther, M., Kuo, P., Tsai, D.P. and Zheludev, N.I. (2010) Spectral collapse in ensembles of meta-molecules. Physical Review Letters, 104 (22), [223901]. (doi:10.1103/PhysRevLett.104.223901).

Kaelberer, T., Fedotov, V.A., Papasimakis, N., Tsai, D.P. and Zheludev, N.I. (2010) Toroidal dipolar response in a metamaterial. Science, 330 (6010), 1510-1512. (doi:10.1126/science.1197172).

Nikolaenko, Andrey E., De Angelis, Francesco, Boden, Stuart A., Papasimakis, Nikitas, Ashburn, Peter, Di Fabrizio, Enzo and Zheludev, Nikolay I. (2010) Carbon nanotubes in a photonic metamaterial. Physical Review Letters, 104 (15), 153902. (doi:10.1103/PhysRevLett.104.153902).

Papasimakis, Nikitas, Luo, Zhiqiang, Shen, Ze Xiang, De Angelis, Francesco, Di Fabrizio, Enzo, Nikolaenko, Andrey E. and Zheludev, Nikolay I. (2010) Graphene in a photonic metamaterial. Optics Express, 18 (8), 8353-8359. (doi:10.1364/OE.18.008353).

Zhang, Jianfa, Ou, J-Y., Papasimakis, Nikitas, Chen, Yifang, MacDonald, Kevin F. and Zheludev, Nikolay I. (2011) Continuous metal plasmonic frequency selective surfaces. Optics Express, 19 (23), 23279-23285. (doi:10.1364/OE.19.023279).

Nikolaenko, Andrey E., Papasimakis, Nikitas, Chipouline, Arkadi, De Angelis, Francesco, Di Fabrizio, Enzo and Zheludev, Nikolay I. (2012) THz bandwidth optical switching with carbon nanotube metamaterial. Optics Express, 20 (6), 6068-6079. (doi:10.1364/OE.20.006068).

Kaelberer, T., Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2010) Toroidal moments in electromagnetic metamaterials. Photon 10/QEP-19, United Kingdom. 23 - 26 Aug 2010.

Papasimakis, N., Plum, E., Fedotov, V.A. and Zheludev, N.I. (2009) Mimicking EIT, BEC, ferromagnetism, the Mössbauer and the Bunn effects in photonic metamaterials. International Conference on Materials for Advanced Technologies (ICMAT 2009), Singapore. 28 Jun - 03 Jul 2009.

Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2010) Fano resonances and collective effects in metamaterials. 2nd International Conference on Metamaterials, Photonic Crystals and Plasmonics (META '10), Egypt. 22 - 25 Feb 2010.

Savo, S., Papasimakis, N., Jenkins, S., Ruostekoski, J. and Zheludev, N.I. (2011) Fano resonance and light localization in disordered metamaterials. Metamaterials 2011: the Fifth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, Barcelona, Spain. 10 - 15 Oct 2011. 3 pp .

Savo, Salvatore, Papasimakis, Nikitas and Zheludev, Nikolay (2011) Light localization in disordered metamaterials. European Quantum Electronics Conference (EQEC), Munich, Germany. 22 - 26 May 2011.

Savinov, Vassili, Kaelberer, Thomas, Papasimakis, Nikitas, Rogacheva, Alexandra, Tsai, Din Ping and Zheludev, Nikolay (2011) Demonstrating Elusive Toroidal Dipolar Response in Metamaterials. European Quantum Electronics Conference (EQEC), Munich, Germany. 22 - 26 May 2011.

MacDonald, K.F., Ren, M., Zhang, J., Gholipour, B., Papasimakis, N., Nikolaenko, A.E., Shen, Z.X., Hewak, D. and Zheludev, N.I. (2011) Advances in nonlinear and switchable photonic metamaterials. Surface Plasmon Photonics (SPP-5), Korea, Republic of. 15 - 20 May 2011.

Zheludev, N.I., Plum, E., Fedotov, V.A., Papasimakis, N. and Savo, S. (2011) Nanostructured photonic metamaterials: functionalities underpinned by metamolecular interactions. Villa Conference on Interactions Among Nanostructures, United States. 21 - 25 Apr 2011.

Zhang, J., Ou, J.Y., Papasimakis, N., MacDonald, K.F. and Zheludev, N.I. (2011) Intaglio and bas-relief metamaterials: controlling the colour of metals. NanoMeta 2011: 3rd International Topical Meeting on Nanophotonics and Metamaterials, Austria. 03 - 06 Jan 2011.

Papasimakis, N., Nikolaenko, A.E., Luo, Z., Shen, Z.X., De Angelis, F., Di Fabrizio, E., Boden, S.A., Uchino, T. and Zheludev, N.I. (2011) Tuning metamaterial properties by a single-layer of graphene. Nanometa 2011, Seefeld, Austria. 03 - 06 Jan 2011.

Kaelberer, T., Fedotov, V.A., Papasimakis, N., Rogacheva, A.V. and Zheludev, N.I. (2011) Metamaterials: demonstrating toroidal moment in the frame of classical electrodynamics. NanoMeta 2011: 3rd International Topical Meeting on Nanophotonics and Metamaterials, Austria. 03 - 06 Jan 2011.

Savo, S., Papasimakis, N. and Zheludev, N.I. (2012) Localization of electromagnetic fields in disordered metamaterials. Physical Review B, 85 (12), [121104(R)]. (doi:10.1103/PhysRevB.85.121104).

Nikolaenko, Andrey E., Papasimakis, Nikitas, Atmatzakis, Evangelos, Luo, Zhiqiang, Shen, Ze Xiang, De Angelis, Francesco, Boden, Stuart A., Di Fabrizio, Enzo and Zheludev, Nikolay I. (2012) Nonlinear graphene metamaterial. Applied Physics Letters, 100 (18), [181109]. (doi:10.1063/1.4711044).

Zhang, Jianfa, Ou, J-Y., Papasimakis, Nikitas, Chen, Yifang, MacDonald, Kevin F. and Zheludev, Nikolay I. (2012) Control of metal color using surface relief metamaterial nanostructuring. SPIE Newsroom. (doi:10.1117/2.1201201.004119).

Abb, Martina, Wang, Yudong, Papasimakis, Nikitas, de Groot, C.H. and Muskens, Otto L. (2014) Surface-enhanced infrared spectroscopy using metal oxide plasmonic antenna arrays. Nano Letters, 14 (1), 346-352. (doi:10.1021/nl404115g).

Nikolaenko, A.E., De Angelis, F., Boden, S.A., Papasimakis, N., Ashburn, P., Di Fabrizio, E.M. and Zheludev, N.I. (2010) Carbon nanotubes in a photonic metamaterial: Giant ultrafast nonlinearity through plasmon-exciton coupling. Quantum Electronics and Laser Science Conference (CLEO/QELS 2010), United States. 16 - 21 May 2010. (doi:10.1364/QELS.2010.QTuD5).

Papasimakis, Nikitas, Thongrattanasiri, Sukosin, Zheludev, Nikolay I and García de Abajo, F.J. (2013) The magnetic response of graphene split-ring metamaterials. Light: Science & Applications, 2 (7), e78. (doi:10.1038/lsa.2013.34).

Wang, Yudong, Abb, Martina, Papasimakis, Nikitas, de Groot, C.H. and Muskens, Otto L. (2014) Surface-enhanced infrared spectroscopy using ultra-compact indium tin oxide (ITO) sensor arrays. CLEO: Science and Innovations: Nano-, Micro-, and Waveguide-sensing (SM3E), San Jose, United States. 09 - 13 Jun 2014. SM3E.7-SM3E.9 . (doi:10.1364/CLEO_SI.2014.SM3E.7).

Raybould, T.A., Papasimakis, N., Fedotov, V.A., Youngs, I. and Zheludev, N.I. (2014) Interaction of flying electromagnetic doughnut with nanostructures. CLEO'14: Applications and Technology, San Jose, United States. 08 - 13 Jun 2014.

Fedotov, V.A., Wallauer, J., Walther, M., Papasimakis, N., Zheludev, N.I. and Atmatzakis, E. (2014) Wavevector selective surface. CLEO '14, United States. 08 - 13 Jun 2014.

Atmatzakis, E., Papasimakis, N., Fedotov, V. and Zheludev, N.I. (2014) Giant Kerr rotation enhancement in magneto-plasmonic metamaterials. CLEO '14, United States. 08 - 13 Jun 2014.

Tsiatmas, Anagnostis, Atmatzakis, Evangelos, Papasimakis, Nikitas, Fedotov, Vassili, Luk'yanchuk, Boris, Zheludev, Nikolay I. and García de Abajo, F.Javier (2013) Optical generation of intense ultrashort magnetic pulses at the nanoscale. New Journal of Physics, 15 (11), [113035]. (doi:10.1088/1367-2630/15/11/113035).

Papasimakis, N., Mailis, S., Huang, C.C., Al-Saab, F., Hewak, D.W., Luo, Z. and Shen, Z.X. (2015) Strain engineering in graphene by laser irradiation. Applied Physics Letters, 106 (6), 1-4. (doi:10.1063/1.4907776).

Raybould, T., Fedotov, V.A., Papasimakis, N., Young, I. and Zheludev, N.I. (2015) Flying electromagnetic toroids: propagation properties and light-matter interactions. 5th International Topical Meeting on Nanophotonics and Metamaterials (NANOMETA '15), Austria. 05 - 08 Jan 2015. 1 pp .

Papasimakis, N., Atmatzakis, E., Tsiatmas, A., Fedotov, V.A., Luk'yanchuk, B., García de Abajo, F.J. and Zheludev, N.I. (2014) Controlling magnetism at the nanoscale with metamaterials. SPIE Photonics Europe '14, Brussels, Belgium. 14 - 17 Apr 2014.

Papasimakis, N., Thongrattanasiri, S., Zheludev, N.I. and García de Abajo, F.J. (2014) Magnetic graphene metamaterial. In 2013 Conference on Lasers & Electro-Optics Europe & International Quantum Electronics Conference CLEO EUROPE/IQEC. IEEE. 1 pp . (doi:10.1109/CLEOE-IQEC.2013.6801906).

Atmatzakis, E., Tsiatmas, A., Papasimakis, N., Fedotov, V., Luk'yanchuk, B., García de Abajo, F.J. and Zheludev, N.I. (2013) Optical excitation of unipolar Tesla magnetic pulses in plasmonic nanostructures. 2013 Conference on Lasers & Electro-Optics Europe & International Quantum Electronics Conference CLEO EUROPE/IQEC, Munich, Germany. 12 - 16 May 2013. 1 pp .

Papasimakis, N., Thongrattanasiri, S., Zheludev, N.I. and García de Abajo, F.J. (2013) Magnetic graphene metamaterial. Nanometa 2013, Seefeld, Austria. 03 - 06 Jan 2013. 1 pp .

Atmatzakis, E., Tsiatmas, A., Papasimakis, N., Fedotov, V.A., Luk'yanchuk, B., García de Abajo, F.J. and Zheludev, N.I. (2013) Generating Tesla magnetic pulses in plasmonic nanostructures. Nanometa 2013, Seefeld, Austria. 03 - 06 Jan 2013. 1 pp .

Raybould, T.A., Fedotov, V.A., Papasimakis, N., Youngs, I. and Zheludev, N.I. (2015) Interrogating nanoparticles with focused doughnut pulses. International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling (OWTNM '15), London, UK. 17 - 18 Apr 2015.

Fedotov, Vassili, Papasimakis, Nikitas, Zheludev, Nikolay I., Wallauer, Jan, Walther, Markus and Perino, Mauro (2015) Wavevector selective metasurfaces and tunnel vision filters. Light: Science & Applications, 4 (e306), 1-6. (doi:10.1038/lsa.2015.79).

Fedotov, Vassili, Papasimakis, Nikitas, Zheludev, Nikolai, Wallauer, Jan, Walther, Markus and Perino, Mauro (2015) Wavevector Selective Metasurfaces and Tunnel Vision Filters. University of Southampton doi:10.5258/SOTON/376845 [Dataset]

Papasimakis, N. and Pallikari, F. (2010) Correlated and uncorrelated heart rate fluctuations during relaxing visualization. Europhysics Letters, 90 (4), 1-6. (doi:10.1209/0295-5075/90/48003).

Raybould, T.A., Fedotov, V., Papasimakis, N., Youngs, I.J., Chen, W.T., Tsai, D.P. and Zheludev, N.I. (2015) New enantiomeric phenomena in toroidal media. CLEO/Europe-EQEC '15. 21 - 25 Jun 2015. 1 pp .

Nikolaenko, A.E., Atmatzakis, E., Papasimakis, N., Luo, Z., Shen, Z.X., Boden, S.A., Ashburn, P. and Zheludev, N.I. (2012) Terahertz bandwidth optical nonlinearity of graphene metamaterial. CLEO/QELS, San Jose, United States. 06 - 11 May 2012. 2 pp .

Raybould, T.A., Fedotov, V.A., Papasimakis, N., Youngs, I., Chen, W.T., Tsai, D.P. and Zheludev, N.I. (2015) A new type of optical activity in a toroidal metamaterial. CLEO: 2015 - Laser Science to Photonic Applications, United States. 10 - 15 May 2015. 2 pp .

Raybould, T.A., Fedotov, V.A., Papasimakis, N., Youngs, I., Chen, W.T., Tsai, D.P. and Zheludev, N.I. (2015) A new type of optical activity in a toroidal metamaterial. PIERS 2015, Costa Rica. 06 - 09 Jul 2015. 1 pp .

Raybould, T.A., Fedotov, V.A., Papasimakis, N., Youngs, I. and Zheludev, N.I. (2015) Interrogating nanoparticles with focused doughnuts. Progress In Electromagnetics Research Symposium (PIERS 2015), Czech Republic. 06 - 09 Jul 2015. 1 pp .

Raybould, Timothy A., Fedotov, V.A., Papasimakis, N., Kuprov, Ilya, Youngs, I., Chen, W.T., Tsai, D.P. and Zheludev, N.I. (2015) Chiral phenomena in toroidal metamaterials. 9th International Congress on Advanced Electromagnetic Materials in Microwaves and Optics - Metamaterials 2015, United Kingdom. 07 - 12 Sep 2015. 3 pp .

Raybould, T., Fedotov, V.A., Papasimakis, N., Youngs, I. and Zheludev, N.I. (2015) Propagating toroidal electromagnetic excitations and their interactions with metamaterials and nanostructures. META 2015, United Kingdom. 07 - 12 Sep 2015.

Fedotov, V.A., Wallauer, J., Walther, M., Papasimakis, N. and Zheludev, N.I. (2014) Wavevector selective surfaces. 5th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META'14), Singapore. 20 - 23 May 2014.

Papasimakis, N., Fedotov, V.A., Savinov, V., Raybould, T.A. and Zheludev, N.I. (2016) Electromagnetic toroidal excitations in matter and free space. Nature Materials, 15, 263-271. (doi:10.1038/NMAT4563).

Shen, Z.X., Luo, Z., De Angelis, F., Di Fabrizio, E., Papasimakis, N., Nikolaenko, A.E. and Zheludev, N.I. (2010) Graphene as a metamaterial superstrate. Recent Advances in Graphene and Related Materials, Singapore.

Jenkins, S.D., Papasimakis, N., Zheludev, N.I. and Ruostekoski, J. (2010) Collective dynamics in photonic meta-molecules: from light localization to the lasing spaser. Fourth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics: Metamaterials 2010, Karlsruhe, Germany. 13 - 16 Sep 2010.

Luo, Z., Shen, Z., Papasimakis, N., Nikolaenko, A.E., De Angelis, F., Di Fabrizio, E. and Zheludev, N.I. (2010) Graphene in a plasmonic metamaterial. SPIE Optics & Photonics '10, San Diego, United States. 01 - 05 Aug 2010.

Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2010) Surface waves in metamaterial lattices: High-Q resonances and Wood's anomalies. SPIE Photonics Europe, Belgium. 12 - 16 Apr 2010.

Kaelberer, T., Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2010) Metamaterials: the search for toroidal moments. SPIE Photonics Europe, Belgium. 12 - 16 Apr 2010.

Savo, S., Papasimakis, N. and Zheludev, N.I. (2011) Light Localization in Disordered Metamaterials. CLEO/QELS '11, United States. 01 - 06 May 2011.

Fedotov, V.A., Kaelberer, T., Papasimakis, N., Savinov, Vassili, Rogacheva, A.V. and Zheludev, N.I. (2011) Toroidal dipolar response in metamaterials: illusion or reality. The Fifth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics: Metamaterials 2011, Spain. 10 - 15 Oct 2011.

Kao, T.S., Roy, T., Ren, M., Papasimakis, N., De Angelis, F., Di Fabrizio, E., Nikolaenko, A.E. and Zheludev, N.I. (2012) Light localization linear and nonlinear properties of disordered plasmonic metamaterials. SPIE Photonics Europe 2012, Belgium. 16 - 19 Apr 2012.

Nikolaenko, A.E., Atmatzakis, E., Papasimakis, N., Luo, Z., Shen, Z.X., De Angelis, F., Di Fabrizio, E. and Zheludev, N.I. (2012) Ultrafast nonlinearity of graphene metamaterial. SPIE Photonics Europe 2012, Brussels, Belgium. 16 - 19 Apr 2012.

Atmatzakis, E., Tsiatmus, A., Papasimakis, N., Fedotov, V.A., Luk'yanchuk, B., García de Abajo, F.J. and Zheludev, N.I. (2013) Tesla magnetic pulses by optical excitation of plasmonic nanostructures. IPS Meeting 2013, Singapore. 04 - 06 Mar 2013.

Raybould, T., Zheludev, N., Papasimakis, N., Fedotov, V. and Savinov, V. (2015) Propagating and localized toroidal excitations in free space and metamaterials. 2015 Optics & Photonics, United States. 09 - 13 Aug 2015.

Zheludev, N.I., Fedotov, V.A., Raybould, T.A., Papasimakis, N., Savinov, V. and Youngs, I. (2014) Metamaterials, toroids and flying doughnuts. IEEE Photonics Conference '14. 12 - 14 Oct 2014.

Atmatzakis, E., Papasimakis, N., Fedotov, V.A. and Zheludev, N.I. (2014) Giant Kerr rotation enhancement in hybrid magneto-plasmonic metamaterials. Metamaterials '14, Copenhagen, Denmark. 25 - 30 Aug 2014.

Jenkins, S., Papasimakis, N., Savo, S., Ruostekoski, J. and Zheludev, N.I. (2015) Local field enhancement induced by collective interactions in disordered metamaterials. 9th International Congress on Advanced Electromagnetic Materials in Microwaves and Optics - Metamaterials '15, United Kingdom. 07 - 12 Sep 2015.

Zheludev, N.I., Fedotov, V.A., Papasimakis, N., Savinov, V., Raybould, T.A. and Youngs, I. (2015) Propagating and localised toroidal excitations in free-space and metamaterials. SPIE Optics & Photonics '15. 09 - 13 Aug 2015.

Papasimakis, N., Jenkins, S., Savo, S., Ruostekoski, J., Fedotov, V. and Zheludev, N.I. (2015) Collective effects in ordered and disordered metasurfaces; applications in light localization and imaging. Exeter Microwave Metamaterials Meeting (XM3), United Kingdom. 07 - 08 Dec 2015.

Papasimakis, Nikitas, Fedotov, Vassili, Savinov, Vassili, Raybould, Timothy, Andrew and Zheludev, Nikolai (2015) Electromagnetic Toroidal Excitations in Matter and Free Space. University of Southampton doi:10.5258/SOTON/385194 [Dataset]

Raybould, T.A., Fedotov, V., Papasimakis, N., Youngs, I. and Zheludev, N. (2016) Focused electromagnetic doughnut pulses and their interaction with interfaces and nanostructures. Optics Express, 24 (4), 3150-3161. (doi:10.1364/OE.24.003150).

Raybould, Timothy, Andrew, Fedotov, Vassili, Papasimakis, Nikitas, Youngs, I. and Zheludev, Nikolai (2016) Dataset for focused electromagnetic doughnut pulses and their interaction with interfaces and nanostructures. University of Southampton doi:10.5258/SOTON/386832 [Dataset]

Papasimakis, Nikitas, Jenkins, Stewart, Fedotov, Vassili, Pinheiro, Felipe, Ruostekoski, Janne and Zheludev, Nikolai (2016) Multiple scattering and co-operative response in periodic and disordered metamaterials. Theo Murphy international scientific meeting - New Horizons for Nanophotonics, United Kingdom. 23 - 24 May 2016.

Raybould, T.A., Fedotov, V.A., Papasimakis, N., Kuprov, I., Youngs, I.J., Chen, W.T., Tsai, D.P. and Zheludev, N.I. (2016) Toroidal circular dichroism. Physical Review B, 94 (3), 1-5. (doi:10.1103/PhysRevB.94.035119).

Raybould, Timothy, Andrew, Fedotov, Vassili, Papasimakis, Nikitas, Kuprov, Ilya, Youngs, Ian J., Chen, W.T., Tsai, D.P. and Zheludev, Nikolai (2016) Dataset for "Toroidal Circular Dichroism". University of Southampton doi:10.5258/SOTON/397492 [Dataset]

Wu, Pin Chieh, Papasimakis, Nikitas and Tsai, Din Ping (2016) Self-affine graphene metasurfaces for tunable broadband absorption. Physical Review Applied, 6 (44019), 1-20. (doi:10.1103/PhysRevApplied.6.044019).

Wu, Pin Chieh, Papasimakis, Nikitas and Tsai, Din Ping (2016) Dataset for Self-affine Graphene Metasurfaces for Tunable Broadband Absorption. University of Southampton doi:10.5258/SOTON/400947 [Dataset]

Atmatzakis, Evangelos, Papasimakis, Nikitas, Fedotov, Vassili and Vienne, Guillaume (2018) Magneto-optical response in bimetallic metamaterials. Nanophotonics, 7 (1), 199-2-6. (doi:10.1515/nanoph-2016-0162).

Atmatzakis, Evangelos, Papasimakis, Nikitas, Fedotov, Vassili, Vienne, Guillaume and Zheludev, Nikolai (2017) Dataset for Magneto-optical response in bimetallic metamaterials. University of Southampton doi:10.5258/SOTON/405057 [Dataset]

Raybould, T.A., Papasimakis, N., Fedotov, V.A., Youngs, I. and Zheludev, N.I. (2017) Generation of flying electromagnetic doughnuts via spatiotemporal conversion of transverse electromagnetic pulses. 6th International Topical Meeting on Nanophotonics and Metamaterials (NanoMeta 2017), Austria. 04 - 07 Jan 2017. 1 pp .

Pinheiro, F.A., Fedotov, V.A., Papasimakis, N. and Zheludev, N.I. (2017) Far-field natural optical activity of disordered media. 6th International Topical Meeting on Nanophotonics and Metamaterials (NanoMeta 2017), Austria. 04 - 07 Jan 2017.

Atmatzakis, Evangelos, Papasimakis, Nikitas and Zheludev, Nikolai (2017) Plasmonic absorption properties of bimetallic metamaterials. Microelectronic Engineering, 172, 30-34. (doi:10.1016/j.mee.2017.02.009).

Papasimakis, Nikitas and Zheludev, Nikolai (2017) Dataset for "Plasmonic absorption properties of bimetallic metamaterials". University of Southampton doi:10.5258/SOTON/D0001 [Dataset]

Jenkins, Stewart, Ruostekoski, Janne, Papasimakis, Nikitas, Savo, Salvatore and Zheludev, Nikolai (2017) Many-body subradiant excitations in metamaterial arrays: experiment and theory. Physical Review Letters, 119 (5-4), 1-6, [053901]. (doi:10.1103/PhysRevLett.119.053901).

Pinheiro, F.A., Fedotov, V.A., Papasimakis, N. and Zheludev, N.I. (2017) Spontaneous natural optical activity in disordered media. Physical Review B, 95 (22), [220201]. (doi:10.1103/PhysRevB.95.220201).

Papasimakis, Nikitas, Raybould, Timothy, Andrew, Zheludev, Nikolai, Youngs, I. and Fedotov, Vassili (2017) Dataset for "Exciting electromagnetic anapoles with Flying Doughnut pulses". University of Southampton [Dataset]

Papasimakis, Nikitas, Pinheiro, Felipe, Fedotov, Vassili and Zheludev, Nikolai (2017) Dataset for Spontaneous natural optical activity in disordered media. University of Southampton [Dataset]

Papasimakis, Nikitas, Jenkins, S., Ruostekoski, Janne, Savo, Salvatore and Zheludev, Nikolai (2017) Dataset for Many-body subradiant excitations in metamaterial arrays: Experiment and theory. University of Southampton doi:10.5258/SOTON/D0155 [Dataset]

Raybould, Timothy, Andrew, Fedotov, Vassili, Papasimakis, Nikitas, Youngs, I. and Zheludev, Nikolai (2017) Exciting dynamic anapoles with electromagnetic doughnut pulses. Applied Physics Letters. (doi:10.1063/1.4999368).

Gorecki, Jonathan, Papasimakis, Nikitas, Mailis, Sakellaris and Apostolopoulos, Vasileios (2017) Light controlled conductivity of graphene on photorefractive lithium niobate. Nanophotonics and Micro/Nano Optics International Conference 2017, Barcelona, Spain. 13 - 15 Sep 2017.

Zdagkas, Apostolos, Moitra, Parikshit, Buchnev, Oleksandr, Papasimakis, Nikitas and Zheludev, Nikolai (2018) Launching electromagnetic donuts: Non-transverse electromagnetic pulses. In CLEO: QELS_Fundamental Science 2018. Optical Society of America.. (doi:10.1364/CLEO_QELS.2018.FTh3E.7).

Papasimakis, Nikitas, Raybould, Timothy, Moitra, Parikshit, Fedotov, Vassili, Youngs, I. and Zheludev, Nikolai (2017) Generation of electromagnetic doughnuts. CLEO/Europe - EQEC 2017, Munich, Germany. 25 - 29 Jun 2017.

Pinheiro, Felipe, Fedotov, Vassili and Papasimakis, Nikitas (2017) Chirality and natural optical activity in disordered media. CLEO/Europe - EQEC 2017, Munich, Germany. 25 - 29 Jun 2017.

Papasimakis, Nikitas, Raybould, Timothy, Fedotov, Vassili, Tsai, D.P., Youngs, I.J. and Zheludev, Nikolai (2018) Dataset for "Pulse Generation Scheme for Flying Electromagnetic Doughnuts". University of Southampton doi:10.5258/SOTON/D0513 [Dataset]

Papasimakis, Nikitas, Raybould, Timothy, Fedotov, Vassili, Tsai, Din Ping, Youngs, Ian and Zheludev, Nikolai (2018) Pulse generation scheme for flying electromagnetic doughnuts. Physical Review B. (doi:10.1103/PhysRevB.97.201409).

Gorecki, Jonathan, Apostolopoulos, Vasileios, Ou, Jun-Yu, Mailis, Sakellaris and Papasimakis, Nikitas (2018) Optical gating of graphene on photoconductive Fe:LiNbO3. ACS Nano, 12 (6), 5940-5945. (doi:10.1021/acsnano.8b02161).

Zdagkas, Apostolos, Papasimakis, Nikitas, Nalla, Venkatram, Zhang, Huifang, Buchnev, Oleksandr and Zheludev, Nikolai (2019) Generation of electromagnetic doughnut pulses with a singular metamaterial converter. NanoMeta 2019: 7th International Topical Meeting on Nanophotonics and Metamaterials, Seefeld in Tirol, Austria. 03 - 06 Jan 2019.

Papasimakis, Nikitas, Jenkins, Stewart D, Savo, Salvatore, Zheludev, Nikolai and Ruostekoski, Janne (2019) Dataset for Cooperative field localization and excitation eigenmodes in disordered metamaterials. University of Southampton doi:10.5258/SOTON/D0779 [Dataset]

Papasimakis, Nikitas, Jenkins, Stewart D, Savo, Salvatore, Zheludev, Nikolai and Ruostekoski, Janne (2019) Cooperative field localization and excitation eigenmodes in disordered metamaterials. Physical Review B, 99, [014210]. (doi:10.1103/PhysRevB.99.014210).

Gorecki, Jonathan (2019) Dataset for Optical Gating of Graphene on Photoconductive Fe:LiNbO3. University of Southampton doi:10.5258/SOTON/D0521 [Dataset]

Gorecki, Jonathan, Piper, Lewis, Kieran, Mailis, Sakellaris, Apostolopoulos, Vasileios and Papasimakis, Nikitas (2019) Optical tuning of graphene electronics and plasmonics on iron doped lithium niobate. Conference on Lasers and Electro-Optics, USA 2019, San Jose, United States. 05 - 10 May 2019.

Jenkins, Stewart D., Papasimakis, Nikitas, Savo, Salvatore, Zheludev, Nikolay I. and Ruostekoski, Janne (2018) Strong interactions and subradiance in disordered metamaterials. Physical Review B, 98 (24), [245136]. (doi:10.1103/PhysRevB.98.245136).

Gorecki, Jonathan, Mailis, Sakellaris, Apostolopoulos, Vasileios and Papasimakis, Nikitas (2018) Optical gating of graphene. Graphene Week 2018, San Sebastian, Spain. 10 - 14 Sep 2018.

Savinov, Vassili, Papasimakis, Nikitas, Tsai, Din Ping and Zheludev, Nikolai (2019) Dataset for: Optical Anapoles. University of Southampton doi:10.5258/SOTON/D0914 [Dataset]

Zdagkas, Apostolos, Papasimakis, Nikitas, Savinov, Vassili, Dennis, Mark R. and Zheludev, Nikolai (2019) Dataset for Singularities in the Flying Electromagnetic Doughnuts. University of Southampton doi:10.5258/SOTON/D0968 [Dataset]

Zdagkas, Apostolos, Papasimakis, Nikitas, Savinov, Vassili, Dennis, Mark R. and Zheludev, Nikolai (2019) Singularities in the flying electromagnetic doughnuts. Nanophotonics. (doi:10.1515/nanoph-2019-0101.).

Savinov, Vassili, Papasimakis, Nikitas, Tsai, D.P. and Zheludev, Nikolai (2019) Optical anapoles. Communications Physics, 2, 1-4, [69]. (doi:10.1038/s42005-019-0167-z).

Zdagkas, Apostolos, Savinov, Vassili, Papasimakis, Nikitas and Zheludev, Nikolai (2019) A topologically robust formation of broadband vortices propagating at the speed of light. 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany. 23 - 27 Jun 2019.

Gorecki, Jonathan, Apostolopoulos, Vasileios, Papasimakis, Nikitas and Mailis, Sakellaris (2019) THz spectroscopy of photogenerated carriers in Fe:LiNbO3 for optical control of 2D materials. In The European Conference on Lasers and Electro-Optics 2019.

Zdagkas, Apostolos, Zhang, Huifang, Pu, Tanchao, Savinov, Vassili, Papasimakis, Nikitas and Zheludev, Nikolai (2019) Metamaterials for generating space-time coupled few-cycle pulses. 13th International Congress on Artificial Materials for Novel Wave Phenomena, Rome, Italy. 16 - 21 Sep 2019. pp. 1-2 .

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