Publications

2022

D. Headland and W. Withayachumnankul, "News and Views—In the shadow of the laser phantom needle cross: Dynamic air-plasma aperture sheds light on terahertz microscopy," Light: Science & Applications, vol. 11, art. no. 147, 2022.

X. You, C. Fumeaux, and W. Withayachumnankul, “Tutorial on broadband transmissive metasurfaces for wavefront and polarization control of terahertz waves,” Journal of Applied Physics, vol. 131, art. no. 061101, 2022.

Invited for Special Topic Collection "Metasurfaces for Photonic Devices", guest edited by I. Staude, H.-T. Chen, A. Miroshnichenko, J. Takahara, and W. J. Padilla.

Editor's pick

X. Lv, R. T. Ako, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Frequency-selective surface based mechanically reconfigurable terahertz bandpass filter,” IEEE Transactions on Terahertz Science and Technology, vol 12, no. 3, pp 257266, 2022.

Highlighted in IEEE MTT-S Newsletter, March 2022

Among top 5 popular articles February 2022

M. Shehata, K. Wang, J. Webber, M. Fujita, T. Nagatsuma, and W. Withayachumnankul, “Timing-jitter tolerant Nyquist pulse for terahertz communications,” Journal of Lightwave Technology, vol. 40, no. 2, pp. 557–564, 2022.

Special Issue on Optical Systems and Technologies for 6G Mobile Networks

2021

H. Lees, W. Gao, and W. Withayachumnankul, "All-silicon, low-crosstalk terahertz waveguide crossing based on effective medium," Optics Letters, vol. 46, no. 21, pp. 5469–5472, 2021.

M. Shehata, K. Wang, J. Webber, M. Fujita, T. Nagatsuma, and W. Withayachumnankul, "IEEE 802.15.3d-compliant waveforms for terahertz wireless communications," Journal of Lightwave Technology, vol. 39, no. 24, pp. 77487760, 2021.

Special Issue on Microwave Photonics

X. You, R. T. Ako, W. S.-L. Lees, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, "Terahertz transmissive half-wave metasurface with enhanced bandwidth," Optics Letters, vol. 46, no. 17, 4164–4167, 2021.

W. Gao, W. S.-L. Lees, C. Fumeaux, and W. Withayachumnankul, "Effective-medium-clad Bragg grating filters," APL Photonics, vol. 6, no. 7, art. no. 076105, 2021.

J. Liang, W. Gao, H. Lees, and W. Withayachumnankul, "All-silicon terahertz planar horn antenna," IEEE Antennas and Wireless Propagation Letters, vol. 20, no. 11, pp. 21812185, 2021.

Special Cluster on "Antenna Considerations for Future Millimeter-Wave and Terahertz Wireless Systems"

D. Headland, W. Withayachumnankul, M. Fujita, and T. Nagatsuma, "Gratingless integrated tunneling multiplexer for terahertz waves," Optica, vol. 8, no. 5, pp. 621–629, 2021.

Covered by ARC, OSA Optics & Photonics News, Phys.org, and other online scientific news media

M. E. Ibrahim, D. Headland, W. Withayachumnankul, and C. H. Wang, "Nondestructive testing of defects in polymer-matrix composite materials for marine applications using terahertz waves," Journal of Nondestructive Evaluation, vol. 40, art. no. 37, 2021.

W. Gao, W. S.-L. Lee, X. Yu, M. Fujita, T. Nagatsuma, C. Fumeaux, and W. Withayachumnankul, "Characteristics of effective-medium-cladded dielectric waveguides," IEEE Transactions on Terahertz Science and Technology, vol. 11, no. 1, pp. 28–41, 2021.

2020

W. S.-L. Lee, A. Ferrante, W. Withayachumnankul, and J. A. Able, "Assessing frost damage in barley using terahertz imaging," Optics Express, vol. 28, no. 21, pp. 30644–30655, 2020.

Covered by Optics & Photonics News, Phys.org, and other online scientific news media

D. Headland, W. Withayachumnankul, X. Yu, M. Fujita, and T. Nagatsuma, “Unclad microphotonics for terahertz waveguides and systems,” Journal of Lightwave Technology, vol. 38, no. 24, pp. 6853–6862, 2020.

X. You, R. T. Ako, W. S.-L. Lee, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Broadband terahertz transmissive quarter-wave metasurface," APL Photonics, vol. 5, no. 9, art. no. 096108, 2020.

2020 Future Luminary Award Finalists

H. Li, M. X. Low, R. T. Ako, M. Bhaskaran, S. Sriram, W. Withayachumnankul, B. T. Kuhlmey, and S. Atakaramians, “Broadband single-mode hybrid photonic crystal waveguides for terahertz integration on a chip,” Advanced Materials Technologies, vol. 5, no. 7, art. no. 2000117, 2020.

Inside front cover

R. T. Ako, W. S. L. Lee, S. Atakaramians, M. Bhaskaran, S. Sriram, and W. Withayachumnankul, “Ultra-wideband tri-layer transmissive linear polarization converter for terahertz waves,” APL Photonics, vol. 5, no. 4, art. no. 046101, 2020.

Editor’s pick

2020 Future Luminary Award Finalists

X. You, A. Upadhyay, Y. Cheng, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Ultra-wideband far-infrared absorber based on anisotropically-etched doped silicon,” Optics Letters, vol. 45, no. 5, pp. 11961199, 2020.

A. Ebrahimi. R. T. Ako, W. S. L. Lee, M. Bhaskaran, S. Sriram, and W. Withayachumnankul, “High-Q terahertz absorber with stable angular response,” IEEE Transactions on Terahertz Science and Technology, vol. 10, no. 2, pp. 204211, 2020.

R. T. Ako, A. Upadhyay, W. Withayachumnankul, M. Bhaskaran, and S. Sriram, “Dielectrics for terahertz metasurfaces: Material selection and fabrication techniques,” Advanced Optical Materials, vol. 8, no. 3, 1900750, 2020.

Invited

2019

W. Gao, X. Yu, M. Fujita, T. Nagatsuma, C. Fumeaux, and W. Withayachumnankul, “Effective-medium-cladded dielectric waveguides for terahertz waves,” Optics Express, vol. 27, no. 26, pp. 3872138734, 2019.

Supplementary video

Among top downloads in terahertz optics and imaging

R. T. Ako, W. S.-L. Lee, M. Bhaskaran, S. Sriram, and W. Withayachumnankul, “Broadband and wide-angle reflective linear polarization converter for terahertz waves,” APL Photonics, vol. 4, no. 9, art. no. 096104, 2019.

Editor’s pick

X. You, R. T. Ako, W. S.-L. Lee, M. X. Low, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Terahertz reflectarray with enhanced bandwidth,” Advanced Optical Materials, vol. 7, no. 20, art. no. 1900791, 2019.

Inside front cover

2018

D. Headland, W. Withayachumnankul, R. Yamada, M. Fujita, and T. Nagatsuma, “Terahertz multi-beam antenna using photonic crystal waveguide and Luneburg lens,” APL Photonics, vol. 3, art. no. 126105, 2018.

Featured article

W. Withayachumnankul, M. Fujita, and T. Nagatsuma, “Integrated silicon photonic crystals towards terahertz communications,” Advanced Optical Materials. vol. 6, art. no. 1800401, 2018.

Invited

W. S.-L. Lee, R. T. Ako, M. X. Low, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Dielectric-resonator metasurfaces for broadband terahertz quarter- and half-wave mirrors,” Optics Express, vol. 26, no. 11, pp. 1439214406, 2018.

W. Withayachumnankul, R. Yamada, M. Fujita, and T. Nagatsuma, “All-dielectric rod antenna array for terahertz communications,” APL Photonics, vol. 3, no. 5, art. no. 051707, 2018.

Featured article

The design was mentioned in ‘News & Views: Terahertz surprises’, Nature Photonics, 12, 128–130, 2018; http://rdcu.be/HQrO

D. Headland, Y. Monnai, D. Abbott, C. Fumeaux, and W. Withayachumnankul, “Tutorial: Terahertz beamforming, from concepts to realizations,” APL Photonics, vol. 3, art. no. 051101, 2018.

Invited for special issue on Frontiers on THz Photonic Devices

W. S.-L. Lee, S. Nirantar, D. Headland, M. Bhaskaran, S. Sriram, C. Fumeaux, and W. Withayachumnankul, “Broadband terahertz circular-polarization beam splitter,” Advanced Optical Materials, vol. 6, no. 3, art. no. 1700852, 2018.

Front cover

Among the Best of Advanced Optical Materials 2018

*The list excludes journal publications prior to the lab establishment and those in the microwave and optics domains.

Selected conference presentations

  • H. Lees, D. Headland, and W. Withayachumnankul, "Integrated, broadband, arbitrary-ratio power division based on air-silicon effective mediums," International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Delft, 2022. (Keynote; to be delivered)

  • H. Lees, D. Headland, and W. Withayachumnankul, "Substrateless terahertz integrated platform: Low-cross-talk waveguide crossing," International Symposium on Future Trends of Terahertz Semiconductor Technologies (TST), Kyoto, 2022. (Invited; online)

  • W. Withayachumnankul, "Systematically designed broadband terahertz metasurfaces," 5th IEEE Workshop on Recent Advances in Photonics, Mumbai, 2022. (Invited; online)

  • M. Shehata, K. Wang, and W. Withayachumnankul, "Terahertz pulse shaping using microwave-photonic delay line filters," IRMMW-THz, Chengdu, 2021. (Keynote; online)

  • M. Li, S. Suzuki, C. Fumeaux, and W. Withayachumnankul, "Improving the radiation performance of resonant-tunneling diode by using planar metallic arrays," IRMMW-THz, Chengdu, 2021. (Keynote; online)

  • W. Gao, W. S.-L. Lee, C. Fumeaux, and W. Withayachumnankul, "Integrated terahertz band-stop filter based on effective medium," IRMMW-THz, Chengdu, 2021. (Keynote; online)

  • X. You, C. Fumeaux, and W. Withayachumnankul, "Concept of mechanically tunable terahertz circular polarizer," 11th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META), Warsaw, 2021. (Invited; online)

  • X. You, C. Fumeaux, and W. Withayachumnankul, "Systematically designed broadband terahertz metasurfaces," SPIE Next-Generation Spectroscopic Technologies XIV, Florida, 2021 (Invited; online)

  • W. Gao, C. Fumeaux, and W. Withayachumnankul, "All-silicon terahertz components towards efficient integrated systems," IRMMW-THz, Buffalo, 2020. (Keynote; online)

  • W. Gao, X. Yu, M. Fujita, T. Nagatsuma, C. Fumeaux, and W. Withayachumnankul, "Evolution from air-cladded to effective-medium-cladded dielectric waveguides," IRMMW-THz, Paris, 2019. (Keynote)

  • W. Withayachumnankul, M. Fujita, and T. Nagatsuma, “Polarization responses of terahertz dielectric rod antenna arrays,” International Conference on Microwave and Millimeter Wave Technology (ICMMT), Guangzhou, 2019. (Invited)

  • W. Withayachumnankul, “Terahertz metasurfaces for beamforming and polarization conversion,” Asia-Pacific Microwave Conference (APMC), Kyoto, 2018. (Invited)

  • W. Withayachumnankul, R. Yamada, M. Fujita, and T. Nagatsuma, “Evolution of rod antennas for integrated terahertz photonics,” IRMMW-THz, Nagoya, 2018. (Keynote)

  • W. Withayachumnankul, “Terahertz metasurfaces,” IRMMW-THz, Nagoya, 2018. (Student workshop)

  • W. S.-L. Lee, C. Fumeaux, and W. Withayachumnankul, “Metasurfaces for terahertz polarimetry,” IEEE Asia-Pacific Conference on Antennas and Propagation (APCAP), Auckland, 2018. (Invited)

  • C. Fumeaux, W. S.-L. Lee, D. Headland, T. Niu, S. Sriram, M. Bhaskaran, and W. Withayachumnankul, “Terahertz reflectarrays for beam manipulation and polarization control,” IEEE International Symposium on Antennas and Propagation (ISAP), Boston, 2018. (Invited)