Research
News
People
Publications
Openings

Contact

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Selected Journal Publications:

50. Y. Zhang, X. Yang, and J. Gao, "Generation of nondiffracting vector beams with ring-shaped plasmonic metasurfaces," Physical Review Applied, 11, 064059 (2019).[pdf] [link]

49. Y. Zhang, X. Yang, and J. Gao, "Orbital angular momentum transformation of optical vortex with aluminum metasurfaces," Scientific Reports, 9, 9133 (2019).[pdf] [link]

48. A. Dasgupta, J. Gao, and X. Yang, "Second-harmonic optical vortex conversion from WS2 monolayer," Scientific Reports, 9, 8780 (2019).[pdf] [link]

47. L. Li, C. J. Mathai, S. Gangopadhyay, X. Yang, and J. Gao, "Spontaneous emission rate enhancement with aperiodic Thue-Morse multilayer," Scientific Reports, 9, 8473 (2019).[pdf] [link]

46. Y. Chen, X. Yang, and J. Gao, "3D Janus plasmonic helical nanoapertures for polarization-encrypted data storage," Nature - Light: Science & Applications, 8, 45 (2019).[pdf] [link]

45. W. Liu, X. Yang, and J. Gao, "Optical transportation and accumulation of micro-particles by self-accelerating cusp beams," Physical Review A, 99, 043839 (2019).[pdf] [link]

44. W. Wang, X. Yang, T. S. Luk, and J. Gao, "Enhanced quantum dots spontaneous emission with metamaterial perfect absorbers," Appl. Phys. Lett. 114, 021103 (2019).[pdf] [link]

43. W. Wang, X. Yang, and J. Gao, "Scaling law of Purcell factor in hyperbolic metamaterial cavities with dipole excitation," Optics Letters, 44, 471-474 (2019).[pdf] [link]

42. Z. Li, L. Stan, D. Czaplewski, X. Yang, and J. Gao, "Broadband infrared binary-pattern metasurface absorbers with micro genetic algorithm optimization," Optics Letters, 44, 114-117 (2018). [pdf] [link]

41. L. Ouyang, W. Wang, D. Rosenmann, D. Czaplewski, J. Gao, and X. Yang, "Near-infrared chiral plasmonic metasurface absorbers," Optics Express, 26, 31484-31489 (2018). [pdf] [link]

40. Y. Chen, X. Yang, and J. Gao, "Spin-controlled wavefront shaping with plasmonic chiral geometric metasurfaces," Nature - Light: Science & Applications, 7, 84 (2018). [pdf] [link]

39. Y. Chen, J. Gao, and X. Yang, "Direction-controlled bifunctional metasurface polarizers," Laser & Photonics Reviews, 12, 1800198 (2018). [pdf] [link]

38. Y. Chen, X. Yang, and J. Gao, "Spin-selective second-harmonic vortex beam generation with Babinet-inverted plasmonic metasurfaces," Advanced Optical Materials, 6, 1800646 (2018). [pdf] [link]

37. Y. Zhang, X. Yang, and J. Gao, "Twisting phase and intensity of light with plasmonic metasurfaces," Scientific Reports, 8, 4884 (2018). [pdf] [link]

36. Z. Li, L. Stan, D. Czaplewski, X. Yang, and J. Gao, "Wavelength-selective mid-infrared metamaterial absorbers with multiple tungsten cross resonators," Optics Express, 26, 5616-5631 (2018). [pdf] [link]

35. Y. Zhang, W. Liu, J. Gao, and X. Yang, "Generating focused 3D perfect vortex beams by plasmonic metasurfaces," Advanced Optical Materials, 6, 1701228 (2018). [pdf] [link]

34. Y. Chen, J. Gao, and X. Yang, "Chiral metamaterials of plasmonic slanted nanoapertures with symmetry breaking," Nano Letters, 18, 520 (2018). [pdf] [link]

33. W. Wan, J. Gao, and X. Yang, "Metasurface holograms for holographic imaging," Advanced Optical Materials, 5, 1700541 (2017). [pdf] [link]

32. W. Cao, X. Yang, and J. Gao, "Broadband polarization conversion with anisotropic plasmonic metasurfaces," Scientific Reports, 7, 8841 (2017). [pdf] [link]

31. W. Wang, D. Rosenmann, D. Czaplewski, X. Yang, and J. Gao, "Realizing structural color generation with aluminum plasmonic V-groove metasurfaces," Optics Express, 25, 20454 (2017)[pdf] [link]

30. L. Li, W. Wang, T. S. Luk, X. Yang and J. Gao, "Enhanced Quantum Dot Spontaneous Emission with Multilayer Metamaterial Nanostructures," ACS Photonics, 4, 501 (2017). [pdf] [link].

29. W. Wan, J. Gao and X. Yang, "Full-color plasmonic metasurface holograms," ACS Nano, 10, 10671 (2016). [pdf] [link].

28. Z. Li*, W. Wang*, D. Rosenmann, D. Czaplewski, X. Yang, and J. Gao, "All-metal structural color printing based on aluminum plasmonic metasurfaces," (*equal contribution), Optics Express, 24, 20472-20480 (2016). [pdf] [link].

27. J. Zeng, L. Li, X. Yang, and J. Gao, "Generating and separating twisted light by gradient-rotation split-ring antenna metasurfaces," Nano Letters, 16, 3101 (2016). [pdf] [link].

26. W. Wan, X. Yang and J. Gao, "Strong coupling between mid-infrared localized plasmons and phonons," Optics Express, 24, 12367-12374 (2016). [pdf] [link].

25. L. Sun, X. Yang, and J. Gao, "Analysis of nonlocal effective permittivity and permeability in symmetric metal-dielectric multilayer metamaterials," Journal of Optics, 18, 065101 (2016). [pdf] [link].

24. F. Cheng, X. Yang, and J. Gao, "Ultrasensitive detection and characterization of molecules with infrared plasmonic metamaterials," Scientific Reports, 5, 14327 (2015). [pdf] [link].

23. J. Zeng, J. Gao, T. S. Luk, N. M. Litchinitser, and X. Yang, "Structuring Light by Concentric-Ring Patterned Magnetic Metamaterial Cavities," Nano Letters, 15, 5363-5368 (2015). [ pdf] [link].

22. F. Cheng, X. Yang, D. Rosenmann, L. Stan, D. Czaplewski, and J. Gao, "Enhanced structural color generation in aluminum metamaterials coated with a thin polymer layer," Optics Express, 23, 25329-25339 (2015). [pdf][link]

21. L. Sun, Z. Li, T. S. Luk, X. Yang, and J. Gao, "Nonlocal effective medium analysis in symmetric metal-dielectric multilayer metamaterials,"Physical Review B, 91, 195147 (2015). [ pdf] [link]

20. H. Deng*, Z. Li*, L. Stan, D. Rosenmann, D. Czaplewski, J. Gao, and X. Yang, "Broadband perfect absorber based on one ultrathin layer of refractory metal," (*equal contribution), Optics Letters,40, 2592 (2015). [ pdf] [link]

19. L. Sun, X. Yang, W. Wang, and J. Gao, "Diffraction-free optical beam propagation with near-zero phase variation in extremely anisotropic metamaterials," Journal of Optics, 17, 035101(2015). [ pdf] [link]

18. F. Cheng, X. Yang, and J. Gao, "Enhancing intensity and refractive index sensing capability with infrared plasmonic perfect absorbers," Optics Letters, 39, 3185 (2014). [ pdf] [link]

17. J. Gao, and X. Yang, "Anomalous optical coupling between two silicon wires of a slot waveguide in epsilon-near-zero metamaterials," Optics Communications, 314, 18-22 (2014).[ pdf] [link]

16. L. Sun, X. Yang, and J. Gao, "Loss-compensated broadband epsilon-near-zero metamaterials with gain media," Applied Physics Letters, 103, 201109 (2013). [ pdf] [link]

15. X. Yang, C. Hu, H. Deng, D. Rosenmann, D. A. Czaplewski, and J. Gao, "Experimental demonstration of near-infrared epsilon-near-zero multilayer metamaterial slabs," Optics Express, 21, 23631 (2013). [ pdf] [link]

14. X.R. Jin, L. Sun, X. Yang, and J. Gao, "Quantum entanglement in plasmonic waveguides with near-zero mode indices," Optics Letters, 38, 4078 (2013). [ pdf] [link]

13. J. Gao, L. Sun, H. Deng, C. J. Mathai, S. Gangopadhyay, and X. Yang, "Experimental realization of epsilon-near-zero metamaterial slabs with metal-dielectric multilayers," Applied Physics Letters, 103, 051111 (2013). [ pdf] [link]

12. J. Gao, S. Combrie, B. Liang, P. Schmitteckert, G. Lehoucq, S. Xavier, Xinan Xu, K. Busch, D. L. Huffaker, A. de Rossi, and C. W. Wong, "Strongly coupled slow-light polaritons in one-dimensional disordered localized states," Scientific Reports, 3, 1994 (2013). [ pdf] [link]

11. X.R. Jin and J. Gao, "Quantum phase flip gate based on plasmonic double-bar resonators", Optics Letters, 38, 2110-2112 (2013). [ pdf] [link]

10. L. Sun, J. Gao and X. Yang, "Broadband epsilon-near-zero metamaterials with step-like metal-dielectric multilayer structures," Physical Review B, 87, 165134 (2013). [ pdf] [link]

09. Y. He, H. Deng, X. Jiao, S. He, J. Gao and X. Yang, "Infrared perfect absorber based on nanowire metamaterial cavities," Optics Letters, 38, 1179-1181 (2013). [ pdf] [link]

08. Y. He, S. He, J. Gao and X. Yang, "Giant optical forces in nanoscale slot waveguides of hyperbolic metamaterials," Optics Express, 20, 22372 (2012). [ pdf] [link]

07. J. Gao, J. F. McMillan, and C. W. Wong, "Nanophotonics: Remote on-chip coupling", Nature Photonics 6, 7 (2012). [ pdf] [link]

06. J. Gao, J. F. McMillan, M. C. Wu, J. Zheng, S. Assefa and C. W. Wong, "Demonstration of an air-slot mode-gap confined photonic crystal slab nanocavity with ultrasmall mode volumes," Appl. Phys. Lett.96, 051123 (2010). [ pdf] [link]

05. R. Bose, J. Gao, F. W. Sun, J. F. McMillan, A. D. Williams, and C. W. Wong, "Cryogenic spectroscopy of ultra-low density colloidal lead chalcogenide quantum dots on chip-scale optical cavities towards single quantum dot near-infrared cavity QED," Optics Express 17, 22474 (2009). [ pdf] [link]

04. J. Gao, F. W. Sun, and C. W. Wong, "Implementation scheme for quantum controlled phase-flip gate through quantum dot in silicon slow-light photonic crystal waveguide," Appl. Phys. Lett. 93,151108 (2008). [ pdf] [link]

03. R. Bose, J. F. McMillan, J. Gao, C. J. Chen, D. V. Talapin, C. B. Murray, K. M. Rickey, and C. W. Wong, "Temperature-tuning of near-infrared (1.5um) monodisperse quantum dot solids toward controllable Forster energy transfer," Nano Lett. 8, 2006 (2008). [ pdf] [link]

02. Y.-F. Xiao, J. Gao, X.-B. Zou, J. F. McMillan, X. Yang, Y.-L. Chen, Z.-F. Han, G.-C. Guo, and C. W. Wong, "Coupled quantum electrodynamics in photonic crystal cavities towards controlled phase gate operations," New Journal of Physics 10, 123013 (2008). [ pdf] [link]

01. J. Gao, P. Heider, C. Chen, X. Yang, C. Husko, and C. W. Wong, "Observations of whispering gallery modes in asymmetric optical resonators with rational caustics," Appl. Phys. Lett. 91, 181101 (2007). [ pdf] [link]