Photonics & Plasmonics (PnP Group)



  1. Tan, S. F.; Wu, L.; Yang, J. K. W.; Bai, P.; Bosman, M.; Nijhuis, C. A. Quantum Plasmon Resonances Controlled by Molecular Tunnel Junctions,Science, 2014, 343, 1496-1499. 
  2. Youju Huang, Lin Wu, Xiaodong Chen, Ping Bai, and Dong-Hwan Kim. “Synthesis of anisotropic concave gold nanocuboids with distinctive plasmonic properties”, Chem. Mater 25, 2470 (2013).
  3. Yi Wang, Lin Wu, Xiaodong Zhou, Ten It Wong, Jinling Zhang, Ping Bai, Er Ping Li, and Bo Liedberg. “Incident-angle dependence of fluorescence enhancement and biomarker immunoassay on gold nanohole array”, Sensors and Actuators B 186, 205 (2013).
  4. Lin Wu, Huigao Duan, Ping Bai, Michel Bosman, Joel K. W. Yang, and Erping Li. “Fowler-Nordheim tunneling induced charge transfer plasmons between nearly touching nanoparticles”, ACS Nano 7, 707, (2013).
  5. Lin Wu, Ping Bai, and Er Ping Li. “Designing surface plasmon resonance of subwavelength hole arrays by studying absorption”, J. Opt. Soc. Am. B 29, 521 (2012).
  6. L. Wu, H. S. Chu, W. S. Koh, and E. P. Li. “Highly sensitive graphene biosensors based on surface plasmon resonance”, Opt. Express 18(14), 14395 (2010).
  7. Hegde, R. S., Hor, Y. L., & Hoefer, W. J. R. "A microwave engineering perspective of the superlens.", Applied Physics A, 109(4), 831–834, 2012.
  8. Karthik Kumar, Huigao Duan, Ravi S. Hegde, Samuel C. W. Koh, Jennifer N. Wei, Joel K. W. Yang. “Printing colour at the optical diffraction limit”, Nature Nanotechnology, Sept. 2012. (COVER ISSUE).
  9. Hegde, R.S., Szabo, Z., Yew Li Hor, Kiasat, Y., Er Ping Li, Hoefer, W.J.R.,“The Dynamics of Nanoscale Superresolution Imaging with the Superlens”, IEEE Transactions on Microwave Theory and Techniques, 59 (10), pp 2612 – 2623, Oct. 2011.
  10. E. H. Khoo, I. Ahmed, and E. P. Li, “Manipulating Optical Forces for Trapping in Optical Vortex using Plasmonic Bumps,” Applied Physics Letters, Vol. 102, No.13, pp. 131104 (2013).
  11. E. H. Khoo, I. Ahmed, R. S. M. Goh, K. H. Lee, E. P. Li, and T. G. G. Hung, “Efficient Analysis of mode profiles in elliptical microcavity using dynamic-thermal electron-quantum medium FDTD method”, Optics Express, Vol. 21, pp. 5910-5923 (2013).
  12. E. H. Khoo, E. P. Li, and K. Crozier, “Plasmonics Waveplate based on Nanoslits,” Optics Letters, Vol. 36, pp. 2498-2500 (2011).
  13. I. Ahmed, E. H. Khoo, O. Kurniawan and E. P. Li “Modeling and simulation of active plasmonics with the FDTD method by using solid state and Lorentz-Drude dispersive model,’’ Journal of Optical Society America B (JOSA B), Vol. 28, pp.352-359 (2011).
  14. E. H. Khoo, E. P. Li, I. Ahmed, Y. Huang, S. T. Ho, “Light energy extraction from the minor surface arc of an electrically pumped elliptical microcavity laser,” IEEE Journal of Quantum Electronics, Vol. 46, No. 1, pp. 128 (2010).
  15. E. H. Khoo, I. Ahmed, E. P. Li “Enhancement of light energy extraction from elliptical microcavity using external magnetic field for switching applications,” Applied Physics Letters, Vol. 95, No.12, pp. 121104 (2009) (cover article).
  16. Yu.A. Akimov and W.S. Koh, “Design of plasmonic nanoparticles for efficient subwavelength light trapping in thin-film solar cells”, Plasmonics 6, 155-161 (2011).
  17. Yu.A. Akimov and W.S. Koh, “Resonant and nonresonant plasmonic nanoparticle enhancement for thin-film silicon solar cells”, Nanotechnology 21, 235201 (2010).
  18. Yu.A. Akimov, W.S. Koh, S.Y. Sian, and S. Ren, “Nanoparticle-enhanced thin film solar cells: Metallic or dielectric nanoparticles?”, Applied Physics Letters 96, 073111 (2010).
  19. Yu.A. Akimov, W.S. Koh, and K. Ostrikov, “Enhancement of optical absorption in thin-film solar cells through the excitation of higher-order nanoparticle plasmon modes”, Optics Express 17, 10195-10205 (2009).
  20. Yu.A. Akimov, K. Ostrikov, and E.P. Li, “Surface plasmon enhancement of optical absorption in thin-film silicon solar cells”, Plasmonics 4, 107-113 (2009).
  21. H. Hu, Yu.A. Akimov, H. Duan, X. Li, M. Liao, L.S. Tan, L. Wu, H. Chen, H. Fan, P. Bai, P.S. Lee, J.K.W. Yang, and Z.X. Shen, “Photoluminescence via gap plasmons between single silver nanowires and a thin gold film”, Nanoscale 5, 12086-12091 (2013).
  22. K. J. A. Ooi, H.S. Chu, P. Bai, and L. K. Ang, "Electro-optical graphene plasmonic logic gates," Opt. Lett. 39, 1629 (2014). [Abstract]
  23. S. Zhu, H.S. Chu, G. Q. Lo, P. Bai and D. L. Kwong, "CMOS-Compatible Plasmonic Bragg Reflectors Based on Cu-Dielectric-Si Structures", IEEE Photo.Tech. Lett. 25, 2115 (2013). [Abstract]
  24. H.S. Chu, and C.H. Gan, "Active plasmonic switching at mid-infrared wavelengths with graphene ribbon arrays", Appl. Phys. Lett. 102, 231107 (2013) [also featured in Graphene Times and others]. [Abstract]
  25. H.S. Chu, Y. A. Akimov, P. Bai, and E.P. Li, "Submicron radius and highly confined plasmonic ring resonator filters based on hybrid metal-oxide-semiconductor waveguide", Opt. Lett. 37, 4564 (2012). [Abstract]
  26. H.S. Chu, D. J. Singh, J. Wang, E.P Li, and P.K. Ong, "High Optical Performance and Practicality of Active Plasmonic devices based on Rhombohedral BiFeO3," Lasers and Photonics Rev. 6, 684 (2012) [also featured in A*STAR research, ScienceDaily, and others].
  27. Yu. A. Akimov and H.S. Chu, "Plasmon-plasmon interaction: Controlling light at nanoscale", Nanotechnology 23, 444004 (2012). [Abstract]
  28. H.S. Chu, O. Kurniawan, W. Zhang, D. Li, and E.P. Li, "Integrated System-Level Electronic Design Automation (EDA) for Designing Plasmonic nanoCircuits," IEEE Trans of Nanotechnlogy 11, 731 (2012) [also featured in A*STAR research, Science Daily, R&D Magazine and others]. [Abstract]
  29. M.X. Gu, P. Bai, H.S. Chu, and E.P. Li, "Design of Subwavelength CMOS Compatible Plasmonic Photodetector for Nano-Electronic-Photonic Integrated Circuits," IEEE Photo.Tech. Lett. 24, 515 (2012). [Abstract]
  30. C.H. Gan, H.S. Chu, and E.P. Li, "Synthesis of highly confined surface plasmon modes with doped graphene sheets in the midinfrared and terahertz frequencies", Physical Review B 85, 125431 (2012) [also featured in A*STAR research, Science Daily and others]. [Abstract]
  31. S. Zhu, H.S. Chu, G. Q. Lo, P. Bai and D. L. Kwong, "Waveguide-integrated near-infrared detector with self-assembled metal silicide nanoparticles embedded in a silicon p-n junction", Appl. Phys. Lett. 100, 0611109 (2012). [Abstract]
  32. H.S. Chu, P. Bai, E.P. Li, and W. R.J. Hoefer "Hybrid Dielectric-Loaded Plasmonic Waveguide-Based Power Splitter and Ring Resonator: Compact Size and High Optical Performance for Nanophotonic Circuits", Plasmonics 6, 591 (2011). [Abstract]
  33. Yu. A. Akimov and H.S. Chu, "Plasmon coupling effect on propagation of surface plasmon polaritons at a continuous metal/dielectric interface", Physical Review B 83, 165412 (2011). [Abstract]
  34. H.S. Chu, W.B. Ewe, B. S. Luk'yanchuk and E.P. Li, "Field enhancement by semi-nanocapsule plasmonic antenna at the visible violet wavelength", Appl. Phys. A 100, 353 (2010). [Abstract]
  35. W.B. Ewe, H.S. Chu, E.P. Li and B. S. Luk'yanchuk, "Field enhancement of gold optical nanoantennas mounted on a dielectric waveguide", Appl. Phys. A 100, 315 (2010). [Abstract]
  36. H.S. Chu, E.P. Li, P. Bai and R. Hegde, "Optical performance of single-mode hybrid dielectric-loaded plasmonic waveguide-based components", Appl. Phys. Lett. 96, 221103 (2010).
  37. H.S. Chu, W. B. Ewe, W. S. Koh, and E. P. Li, "Remarkable influence of the number of nanowires on plasmonic behaviors of the coupled metallic nanowire chain", Appl. Phys. Lett., 92, 103103 (2008) [also highlighted in Virtual Journal of Nanoscale Science & Technology, vol. 17, iss. 12, Mar 2008].
  38. W.B. Ewe, H.S. Chu, and E.P. Li, "Volume integral equation analysis of surface plasmon resonance of nanoparticle", Optics Express, 15, 18200 (2007).
  39. H.S. Chu, W.B. Ewe, E.P. Li and R. Vahldieck, "Analysis of sub-wavelength light propagation through long double-chain nanowires with funnel feeding", Optics Express, 15, 4216 (2007).
  40. K. Goi, K. Ogawa, Y. T. Tan, V. Dixit, S. T. Lim, C. E. Png, T. Liow, X. Tu, G. Lo, and D. Kwong, “Silicon Mach-Zehnder modulator using low-loss phase shifter with bottom PN junction formed by restricted-depth doping”, IEICE Electronics Express, Vol. 10, No. 17, pp. 1-9, 2013
  41. J. Deng, S. Hussain, V. S. Kumar, W. Jia, C. E. Png, S. T. Lim, A. Bettiol, and A. J. Danner, “Modeling and experimental investigations of Fano resonances in free-standing LiNbO3 photonic crystal slabs”, Optics Express, Vol. 21, pp. 3243-3252, 2013
  42. J. Deng, W. Jia, C. E. Png, G. Si, J. Son, Y. Yang, and A. J. Danner, “Deep anisotropic LiNbO3 etching with SF6/Ar inductively coupled plasmas”, IEEE J. Vac. Sci. Technol. B, vol. 30, no. 1, p. 011208 (6 pages), 2012
  43. M. Xin, C. E. Png, S. T. Lim, V. Dixit, and A. J. Danner, “A high speed electro-optic phase shifter based on a polymer-infiltrated P-S-N diode capacitor”, Optics Express, Vol. 19, pp. 14354-14369, 2011
  44. M. Xin, C. E. Png, and A. J. Danner, “Breakdown delay-based depletion mode silicon modulator with photonic hybrid-lattice resonator”, Optics Express, Vol. 19, pp. 5063-5076, 2011
  45. S. T. Lim, C. E. Png, and A. J. Danner, “Embedded air core optical nano-waveguides”, Journal of OPTICAL SOCIETY OF AMERICA B (JOSA B), Vol. 27, 10, pp. 1937-1941, 2010
  46. M. Xin, L. Zhang, C. E. Png, J. H. Teng, and A. J. Danner, “Assymmetric Open Cavities for Beam Steering and Switching from line-defect Photonic Crystals”, Journal of OPTICAL SOCIETY OF AMERICA B (JOSA B),Vol. 27, 6, pp. 1153-1157, 2010
  47. M. Xin, A. J. Danner, C. E. Png, and S. T. Lim, “Cross waveguide resonator-based silicon electro-optic modulator with low power consumption”, Journal of OPTICAL SOCIETY OF AMERICA B (JOSA B), Vol. 26,11, pp. 2176-2180, 2009
  48. C. E. Png, G. H. Park, S. T. Lim, E. P. Li, A. Danner, K. Ogawa, and Y. T. Tan, “Electrically Controlled Silicon-based Photonic Crystal Chromatic Dispersion Compensator with Ultra Low Power Consumption”, SILVACO Simulation Standard Apr-Jun, pp. 6-9, Q2, 2009
  49. T. Y. L. Ang, S. T. Lim, S. Y. Lee, C. E. Png, and M. K. Chin, “How small can a microring resonator be and yet be polarization independent?”, Applied Optics 48, pp. 2821-2835, 2009
  50. M. Xin, A. J. Danner, C. E. Png, and S. T. Lim, “Resonator-based Silicon Electro-Optic Modulator with Low Power Consumption”, Japanese J. of Applied Physics, 48, 04C104 , 2009
  51. I. Ahmed, C. E. Png, E. P. Li, and, R. Vahldieck, “Electromagnetic Wave Propagation in a novel Ag Nanoparticle-based Plasmonic Power Divider”, Optics Express, Vol. 17, pp. 337-345, 2009
  52. C. E. Png, G. H. Park, S. T. Lim, E. P. Li, A. J. Danner, K. Ogawa, and Y. T. Tan, “Active Silicon Photonic Chromatic Dispersion Compensator with Ultra Low Power Consumption”, Applied Physics Letters, 93, 061111, 2008
  53. C. E. Png and S. T. Lim, “Silicon optical nano-cavities for multiple sensing”, IEEE J. of Lightwave Tech., Vol 26, pp. 1524-1531, 2008