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Research Output 1996 2019

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2019

Cavity quantum electrodynamic analysis of spasing in nanospherical dimers

Warnakula, T., Gunapala, S. D., Stockman, M. I. & Premaratne, M., 29 Aug 2019, In : Physical Review B. 100, 8, 13 p., 085439.

Research output: Contribution to journalArticleResearchpeer-review

Design of a broadband metasurface Luneburg lens for full-angle operation

Li, J., Jin, R., Geng, J., Liang, X., Wang, K., Premaratne, M. & Zhu, W., 1 Apr 2019, In : IEEE Transactions on Antennas and Propagation. 67, 4, p. 2442-2451 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Dual-functional coding metasurfaces made of anisotropic all-dielectric resonators

Shao, L., Premaratne, M. & Zhu, W., 2019, In : IEEE Access. 7, p. 45716-45722 7 p., 8680008.

Research output: Contribution to journalArticleResearchpeer-review

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Enhanced second-harmonic generation assisted by breathing mode in a multi-resonant plasmonic trimer

Xiao, F., Cao, S., Shang, W., Zhu, W., Han, L., Mei, T., Premaratne, M. & Zhao, J., 1 Aug 2019, In : Optics Letters. 44, 15, p. 3813-3816 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Experimental demonstration of an electrically tunable broadband coherent perfect absorber based on a graphene–electrolyte–graphene sandwich structure

Zhang, J., Wei, X., Premaratne, M. & Zhu, W., 1 Aug 2019, In : Photonics Research. 7, 8, p. 868-874 7 p.

Research output: Contribution to journalArticleResearchpeer-review

High efficiency ultrathin transmissive metasurfaces

Akram, M. R., Mehmood, M. Q., Bai, X., Jin, R., Premaratne, M. & Zhu, W., 4 Jun 2019, In : Advanced Optical Materials. 7, 11, 7 p., 1801628.

Research output: Contribution to journalArticleResearchpeer-review

Photon spin hall effect-based ultra-thin transmissive metasurface for efficient generation of OAM waves

Akram, M. R., Bai, X., Jin, R., Vandenbosch, G. A. E., Premaratne, M. & Zhu, W., 1 Jul 2019, In : IEEE Transactions on Antennas and Propagation. 67, 7, p. 4650-4658 9 p., 8668536.

Research output: Contribution to journalArticleResearchpeer-review

Plasmonic metaresonances: harnessing nonlocal effects for prospective biomedical applications

Hapuarachchi, H., Gunapala, S. D. & Premaratne, M., 14 Aug 2019, In : Journal of Physics: Condensed Matter. 31, 32, 14 p., 325301.

Research output: Contribution to journalArticleResearchpeer-review

Radial breathing modes coupling in plasmonic molecules

Xiao, F., Wang, G., Shang, W., Zhu, W., Han, L., Mei, T., Premaratne, M. & Zhao, J., 2019, In : Optics Express. 27, 4, p. 5116-5124 9 p.

Research output: Contribution to journalArticleResearchpeer-review

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Scattering characteristics of an exciton-plasmon nanohybrid made by coupling a monolayer graphene nanoflake to a carbon nanotube

Senevirathne, V., Hapuarachchi, H., Mallawaarachchi, S., Gunapala, S. D., Stockman, M. I. & Premaratne, M., 27 Feb 2019, In : Journal of Physics: Condensed Matter. 31, 8, 11 p., 085302.

Research output: Contribution to journalArticleResearchpeer-review

Significance of the nonlocal optical response of metal nanoparticles in describing the operation of plasmonic lasers

Lelwala Gamacharige, D., Gunapala, S. D., Stockman, M. I. & Premaratne, M., 6 Mar 2019, In : Physical Review B. 99, 11, 13 p., 115405.

Research output: Contribution to journalArticleResearchpeer-review

Site-specific Ag coating on concave Au nanoarrows by controlling the surfactant concentration

Dong, D., Shi, Q., Sikdar, D., Zhao, Y., Liu, Y., Fu, R., Premaratne, M. & Cheng, W., 1 Jul 2019, In : Nanoscale Horizons. 4, 4, p. 940-946 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Source-based jamming for physical-layer security on untrusted full-duplex relay

Atapattu, S., Ross, N., Jing, Y. & Premaratne, M., 1 May 2019, In : IEEE Communications Letters. 23, 5, p. 842-846 5 p., 8674812.

Research output: Contribution to journalArticleResearchpeer-review

Superradiant Cancer Hyperthermia Using a Buckyball Assembly of Quantum Dot Emitters

Mallawaarachchi, S., Premaratne, M. & Maini, P. K., 1 Mar 2019, In : IEEE Journal on Selected Topics in Quantum Electronics. 25, 2, 8 p., 7101508.

Research output: Contribution to journalArticleResearchpeer-review

Ultrathin Fresnel lens based on plasmene nanosheets

Si, K. J., Dong, D., Shi, Q., Zhu, W., Premaratne, M. & Cheng, W., Mar 2019, In : Materials Today. 23, p. 9-15 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Unidirectional scattering exploited transverse displacement sensor with tunable measuring range

Shang, W., Xiao, F., Zhu, W., Han, L., Premaratne, M., Mei, T. & Zhao, J., 18 Feb 2019, In : Optics Express. 27, 4, p. 4944-4955 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
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2018

2D Binary Plasmonic Nanoassemblies with Semiconductor n/p-Doping-Like Properties

Shi, Q., Sikdar, D., Fu, R., Si, K. J., Dong, D., Liu, Y., Premaratne, M. & Cheng, W., 27 Jun 2018, In : Advanced Materials. 30, 26, 6 p., 1801118.

Research output: Contribution to journalArticleResearchpeer-review

Complete characterization of the spasing (L-L) curve of a three-level quantum coherence enhanced spaser for design optimization

Kumarapperuma, L., Premaratne, M., Jha, P. K., Stockman, M. I. & Agrawal, G. P., 14 May 2018, In : Applied Physics Letters. 112, 20, 5 p., 201108.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
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Cylindrical vector beam-excited frequency-tunable second harmonic generation in a plasmonic octamer

Xiao, F., Shang, W., Zhu, W., Han, L., Premaratne, M., Mei, T. & Zhao, J., 1 Mar 2018, In : Photonics Research. 6, 3, p. 157-161 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Electroconvulsive therapy (ECT) during pregnancy: Quantifying and assessing the electric field strength inside the foetal brain

Kibret, B., Premaratne, M., Sullivan, C., Thomson, R. H. & Fitzgerald, P. B., 1 Dec 2018, In : Scientific Reports. 8, 1, 10 p., 4128.

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Enhanced second harmonic generation from a plasmonic Fano structure subjected to an azimuthally polarized light beam

Shang, W., Xiao, F., Han, L., Premaratne, M., Mei, T. & Zhao, J., 17 Jan 2018, In : Journal of Physics: Condensed Matter. 30, 6, 7 p., 064004.

Research output: Contribution to journalArticleResearchpeer-review

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Exciton behavior under the influence of metal nanoparticle near fields: Significance of nonlocal effects

Hapuarachchi, H., Gunapala, S. D., Bao, Q., Stockman, M. I. & Premaratne, M., 18 Sep 2018, In : Physical Review B. 98, 11, 14 p., 115430.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
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Generalized superradiant assembly for nanophotonic thermal emitters

Mallawaarachchi, S., Gunapala, S. D., Stockman, M. I. & Premaratne, M., 8 Mar 2018, In : Physical Review B. 97, 12, 10 p., 125406.

Research output: Contribution to journalArticleResearchpeer-review

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Improved scheme for modeling a spaser made of identical gain elements

Warnakula, T., Stockman, M. I. & Premaratne, M., 1 Jun 2018, In : Journal of the Optical Society of America B: Optical Physics. 35, 6, p. 1397-1407 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Optoelectronic figure of merit of a metal nanoparticle - Quantum dot (MNP-QD) hybrid molecule for assessing its suitability for sensing applications

Hapuarachchi, H., Mallawaarachchi, S., Hattori, H. T., Zhu, W. & Premaratne, M., 11 Jan 2018, In : Journal of Physics: Condensed Matter. 30, 5, 054006.

Research output: Contribution to journalArticleResearchpeer-review

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Shape Transformation of Constituent Building Blocks within Self-Assembled Nanosheets and Nano-origami

Shi, Q., Dong, D., Si, K. J., Sikdar, D., Yap, L. W., Premaratne, M. & Cheng, W., 27 Feb 2018, In : ACS Nano. 12, 2, p. 1014-1022 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Sub-10 nm particle trapping enabled by a plasmonic dark mode

Xiao, F., Ren, Y., Shang, W., Zhu, W., Han, L., Lu, H., Mei, T., Premaratne, M. & Zhao, J., 15 Jul 2018, In : Optics Letters. 43, 14, p. 3413-3416 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Ultrathin 2D Transition Metal Carbides for Ultrafast Pulsed Fiber Lasers

Tuo, M., Xu, C., Mu, H., Bao, X., Wang, Y., Xiao, S., Ma, W., Li, L., Tang, D., Zhang, H., Premaratne, M., Sun, B., Cheng, H-M., Li, S., Ren, W. & Bao, Q., 16 May 2018, In : ACS Photonics. 5, 5, p. 1808-1816 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Water metamaterial for ultra-broadband and wide-angle absorption

Xie, J., Zhu, W., Rukhlenko, I. D., Xiao, F., He, C., Geng, J., Liang, X., Jin, R. & Premaratne, M., 19 Feb 2018, In : Optics Express. 26, 4, p. 5052-5059 8 p.

Research output: Contribution to journalArticleResearchpeer-review

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2017

Cavity QED analysis of an exciton-plasmon hybrid molecule via the generalized nonlocal optical response method

Hapuarachchi, H., Premaratne, M., Bao, Q., Cheng, W., Gunapala, S. D. & Agrawal, G. P., 19 Jun 2017, In : Physical Review B. 95, 24, 12 p., 245419.

Research output: Contribution to journalArticleResearchpeer-review

Controlling resonance energy transfer in nanostructure emitters by positioning near a mirror

Weeraddana, D., Premaratne, M., Gunapala, S. D. & Andrews, D. L., 21 Aug 2017, In : Journal of Chemical Physics. 147, 7, 10 p., 074117.

Research output: Contribution to journalArticleResearchpeer-review

Fano resonance with high local field enhancement under azimuthally polarized excitation

Shang, W., Xiao, F., Zhu, W., He, H., Premaratne, M., Mei, T. & Zhao, J., 1 Dec 2017, In : Scientific Reports. 7, 1, 8 p., 1049.

Research output: Contribution to journalArticleResearchpeer-review

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Multiband coherent perfect absorption in a water-based metasurface

Zhu, W., Rukhlenko, I. D., Xiao, F., He, C., Geng, J., Liang, X., Premaratne, M. & Jin, R., 10 Jul 2017, In : Optics Express. 25, 14, p. 15737-15745 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Resonator Electric Spaser

Liu, B., Zhu, W., Gunapala, S. D., Stockman, M. I. & Premaratne, M., 26 Dec 2017, In : ACS Nano. 11, 12, p. 12573-12582 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Poly(N-isopropylacrylamide) capped plasmonic nanoparticles as resonance intensity-based temperature sensors with linear correlation

Liu, Y., Dai, X., Mallawaarachchi, S., Hapuarachchi, H., Shi, Q., Dong, D., Thang, S. H., Premaratne, M. & Cheng, W., 14 Nov 2017, In : Journal of Materials Chemistry C. 5, 42, p. 10926-10932 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Spawning a ring of exceptional points from a metamaterial

Kang, M., Zhu, W., Wang, H-T. & Premaratne, M., 24 Jul 2017, In : Optics Express. 25, 15, p. 18265-18273 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Theory and technology of SPASERs

Premaratne, M. & Stockman, M. I., 31 Mar 2017, In : Advances in Optics and Photonics. 9, 1, p. 79-128 50 p.

Research output: Contribution to journalArticleResearchpeer-review

Tuneable superradiant thermal emitter assembly

Mallawaarachchi, S., Premaratne, M., Gunapala, S. D. & Maini, P. K., 25 Apr 2017, In : Physical Review B. 95, 15, 10 p., 155443.

Research output: Contribution to journalArticleResearchpeer-review

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Wideband visible-light absorption in an ultrathin silicon nanostructure

Zhu, W., Xiao, F., Rukhlenko, I. D., Geng, J., Liang, X., Premaratne, M. & Jin, R., 6 Mar 2017, In : Optics Express. 25, 5, p. 5781-5786 6 p.

Research output: Contribution to journalArticleResearchpeer-review

2016

A time-varying magnetic flux concentrator

Kibret, B., Premaratne, M., Lewis, P. M., Thomson, R. & Fitzgerald, P. B., 25 Jul 2016, In : Journal of Physics D: Applied Physics. 49, 33, 8 p., 335003.

Research output: Contribution to journalArticleResearchpeer-review

Coherent perfect absorption in an all-dielectric metasurface

Zhu, W., Xiao, F., Kang, M. & Premaratne, M., 21 Mar 2016, In : Applied Physics Letters. 108, 12, 5 p., 121901.

Research output: Contribution to journalArticleResearchpeer-review

Design of all-optical, hot-electron current-direction-switching device based on geometrical asymmetry

Kumarasinghe, C. S., Premaratne, M., Gunapala, S. D. & Agrawal, G. P., 18 Feb 2016, In : Scientific Reports. 6, 15 p., 21470.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
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Efficient excitation of multiple plasmonic modes on three-dimensional graphene: An unexplored dimension

Song, J., Zhang, L., Xue, Y., Wu, Q. Y. S., Xia, F., Zhang, C., Zhong, Y-L., Zhang, Y., Teng, J., Premaratne, M., Qiu, C. W. & Bao, Q., 19 Oct 2016, In : ACS Photonics. 3, 10, p. 1986-1992 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Matryoshka-caged gold nanorods: Synthesis, plasmonic properties, and catalytic activity

Xiong, W., Sikdar, D., Yap, L. W., Guo, P., Premaratne, M., Li, X. & Cheng, W., 1 Feb 2016, In : Nano Research. 9, 2, p. 415-423 9 p.

Research output: Contribution to journalArticleResearchpeer-review

MoS2 Broadband Coherent Perfect Absorber for Terahertz Waves

Zhu, W., Xiao, F., Kang, M., Sikdar, D., Liang, X., Geng, J., Premaratne, M. & Jin, R., 1 Dec 2016, In : IEEE Photonics Journal. 8, 6, 8 p., 5502207.

Research output: Contribution to journalArticleResearchpeer-review

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MoS2 spaser

Jayasekara, C., Premaratne, M., Gunapala, S. D. & Stockman, M. I., 7 Apr 2016, In : Journal of Applied Physics. 119, 13, 8 p., 133101.

Research output: Contribution to journalArticleResearchpeer-review

Optical Bloch oscillations and Zener tunneling of Airy beams in ionic-type photonic lattices

Xiao, F., Zhu, W., Shang, W., Wang, M., Zhang, P., Liu, S., Premaratne, M. & Zhao, J., 8 Aug 2016, In : Optics Express. 24, 16, p. 18332-18339 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
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Quantum electrodynamical theory of high-efficiency excitation energy transfer in laser-driven nanostructure systems

Weeraddana, D., Premaratne, M., Gunapala, S. D. & Andrews, D. L., 17 Aug 2016, In : Physical Review B. 94, 8, p. 1-11 11 p., 085133.

Research output: Contribution to journalArticleResearchpeer-review

Quantum electrodynamics of resonance energy transfer in nanowire systems

Weeraddana, D., Premaratne, M. & Andrews, D. L., 25 Feb 2016, In : Physical Review B. 93, 7, p. 1-10 10 p., 075151.

Research output: Contribution to journalArticleResearchpeer-review

Theoretical analysis of hot electron injection from metallic nanotubes into a semiconductor interface

Kumarasinghe, C. S., Premaratne, M., Gunapala, S. D. & Agrawal, G. P., 2016, In : Physical Chemistry Chemical Physics. 18, 27, p. 18227-18236 10 p.

Research output: Contribution to journalArticleResearchpeer-review