JI Wei

PhD, Heriot-Watt University, Edinburgh, UK (1986)

Office : S13-02-08  |  Tel : (65) 6516 6373
Email : phyjiwei@nus.edu.sg

Current Research

  • Professor Ji Wei’s research interests cover nonlinear optics, ultrafast nonlinear spectroscopy, and optical materials for optical limiting, optical switching and other photonics applications. He has co-authored over 230 research papers, and his h-index is 47 at December 2015. Recently, his research interests have been extended to optoelectronics with carbon and 2D materials.

Two-photon absorption in bilayer graphene.

Selected Publications

  1. H. S. Quah, W. Q. Chen, M. K. Schreyer, H. Yang, M. W. Wong, W. Ji, and J. J. Vittal, “Multiphoton harvesting metal-organic frameworks” , NATURE COMMUNICATIONS 6, 7954 (2015).

  2. F. F. Chen, J. W. Cheng, S. X. Dai, Z. Xu, W. Ji, R. Q. Tan, and Q. Y. Zhang, “Third-order optical nonlinearity at 800 and 1300 nm in bismuthate glasses doped with silver nanoparticles”, OPTICS EXPRESS 22, 13438 (2014).

  3. T. Wang, N. Venkatram, J. Gosciniak, Y. Cui, G. Qian, W. Ji, and D. T. H. Tan, “Multi-photon absorption and third-order nonlinearity in silicon at mid-infrared wavelengths”, Opt. Express 21, 32192 (2013).

  4. D. Luo, Q.G. Du, H.T. Dai, H.V. Demir, H.Z. Yang, W. Ji, and X.W. Sun, “Strongly linearly polarized low threshold lasing of all organic photonic quasicrystals”, SCIENTIFIC REPORTS 2, 627 (2012).

  5. R.S. Singh, V. Nalla, W. Chen, A.T.S. Wee, and W. Ji, “Laser patterning of epitaxial graphene for Schottky junction photodetectors”, ACS Nano 5, 5969 (2011).

  6. H. Yang, X. Feng, Q. Wang, H. Huang, W. Chen, A.T.S. Wee, and W. Ji, “Giant two-photon absorption in bilayer graphene”, Nano Lett. 11, 2622 (2011).

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