My research interests and expertise are in terahertz science and technology, metamaterials and metasurfaces, nanophotonics, scanning terahertz and infrared microscopy.
W. Xu, L. Xie, J. Zhu, L. Tang, R. Singh, C. Wang, Y. Ma, H.-T. Chen, Y. Ying, “Terahertz biosensing with a graphene-metamaterial heterostructure platform,” Carbon 141, 247–252 (2019).
X. Wang, J. Jian, Z. Zhou, C. Fan, Y. Dai, L. Li, J. Huang, J. Sun, A. Donohue, P. Bermel, X. Zhang, H.-T. Chen, and H. Wang, "Self-assembled Ag-TiN hybrid plasmonic metamaterial: Tailorable tilted nanopillars and optical properties,” Advanced Optical Materials, accepted (2018).
C.-C. Chang, W. J. M. Kort-Kamp, J. Nogan, T. S. Luk, A. K. Azad, A. J. Taylor, D. A. R. Dalvit, M. Sykora, and H.-T. Chen, “High-temperature refractory metasurfaces for solar thermophotovoltaic energy harvesting,” Nano Letters 18(12) 7665–7673 (2018).
B. Zeng, Z. Huang, A. Singh, Y. Yao, A. K. Azad, A. D. Mohite, A. J. Taylor, D. R. Smith, and H.-T. Chen,“Graphene metasurface devices for high-speed mid-infrared spatial light modulation and imaging,” Light: Science & Applications 7, 51 (2018).
J. Huang, T. Jin, S. Misra, H. Wang, Z. Qi, Y. Dai, X. Sun, L. Li, J. Okkema, H.‐T. Chen, P.‐T. Lin, X. Zhang, H. Wang, “Tailorable optical response of Au-LiNbO3 hybrid metamaterial thin films for optical waveguide applications,” Advanced Optical Materials 6(19), 1800510 (2018).
J. Huang, X. Wang, N. L. Hogan, S. Wu, P. Lu, Z. Fan, Y. Dai, B. Zeng, R. Starko-Bowes, J. Jian, H. Wang, L. Li, R. P. Prasankumar, D. Yarotski, M. Sheldon, H.-T. Chen, Z. Jacob, X. Zhang, and H. Wang, “Nanoscale artificial plasmonic lattice in self-assembled vertically aligned nitride-metal hybrid metamaterials,” Advanced Science 5(7), 1800416 (2018).
C.-C. Chang, L. Huang, J. Nogan, and H.-T. Chen, “Narrowband terahertz bandpass filters employing stacked bilayer metasurface antireflection structures,” APL Photonics 3(5), 051602 (2018).
C. Kadlec, V. Skoromets, F. Kadlec, H. Němec, H.-T. Chen, V. Jurka, K. Hruška, and P. Kužel, “Electric-field tuning of a planar terahert
N. Karl, M. S. Heimbeck, H. O. Everitt, H.-T. Chen, A. J. Taylor, I. Brener, A. Benz, J. L. Reno, R. Mendis, and D. M. Mittleman, “Characterization of an active metasurface using terahertz ellipsometry,” Applied Physics Letters 111(19), 191101 (2017).
C. Li, C.-C. Chang, Q. Zhou, C. Zhang, and H.-T. Chen, “Resonance coupling and polarization conversion in terahertz metasurfaces with twisted split-ring resonator pairs,” Optics Express 25(21), 25842–25852 (2017).
W. Li, Q. He, L. Wang, H. Zeng, J. Bowlan, L. Ling, D. A. Yarotski, W. Zhang, R. Zhao, J. Dai, J. Gu, S. Shen, H. Guo, L. Pi, H. Wang, Y. Wang, I. A. Velasco-Davalos, Y. Wu, Z. Hu, B. Chen, R.-W. Li, Y. Sun, K. Jin, Y. Zhang, H.-T. Chen, S. Ju, A. Ruediger, D. Shi, A. Y. Borisevich, and H. Yang, “Manipulating multiple order parameters via oxygen vacancies: The case of Eu0.5Ba0.5TiO3-d,” Physical Review B 96(11), 115105 (2017).
L. Huang, C.-C. Chang, B. Zeng, J. Nogan, S.-N. Luo, A. J. Taylor, A. K. Azad, and H.-T. Chen, “Bilayer metasurfaces for dual and broadband optical antireflection,” ACS Photonics 4(9), 2111–2116 (2017).
Z. Liu, Z. Li, Z. Liu, H. Cheng, W. Liu, C. Tang, C. Gu, J. Li, H.-T. Chen, S. Chen, and J. Tian, “Single-layer plasmonic metasurface half-wave plates with wavelength-independent polarization conversion angle,” ACS Photonics 4(8), 2061–2069 (2017).
G. R. Keiser, N. Karl, C. Tulloss, H. T. Chen, A. J. Taylor, I. Brener, A. Benz, J. L. Reno, and D. M. Mittleman, “Nonlinear terahertz metamaterials with active electrical control,” Applied Physics Letters 111(12), 121101 (2017).