Group News


Alex is Promoted to Associate Professor


Alex gets promoted to the post of Associate Professor (with tenure) at the City University of Hong Kong. My past and current students: I thank you for our wonderful collective work, and for the journey we have embarked on!



July 2, 2024


Kyle CHAN Joins Group


We welcome Mr. Kyle Chan to our team as a research assistant. He will be a full time RA in the summer then a part-time RA and MSc student in our programme in fall 2024.



July 2, 2024


Dr. Wenqiong CHEN Joins Group


We welcome Dr. Wenqiong Chen to our team as a postdoctoral fellow!



May 2, 2024


Honorable Mention for AP-S 2024


Congratulations to PhD students Xue Bo and Tayyab Ali Khan, who received Honorable Mentions at th IEEE Antennas and Propagation Society Symposium in Florence 2024. We look forward to attending the conference!



Apr 23, 2024


Terahertz PCB-Fabricated Metalenses: Inside Cover of Advanced Optical Materials


Our paper on the THz PCB-Fabricated Metalens is selected as the Inside Cover paper of the latest issue of Advanced Optical Materials. Congratulations again to the group!



Apr 15, 2024


Huygens Cylinder RF coil: Paper published by IEEE J-ERM


Our paper on the Huygens' cylinder is published by the Journal of Electromagnetics, RF and Microwaves in Medicine and Biology. We have proposed to improve the illumination homogeneity of high-field MRI using a novel RF coil built from electromagnetic equivalence theory. Congratulations to Xue Chen (PhD Student) and Gabriel G. Zhou (alumnus, now a PhD stduent at Duke) on this work!



Apr 1, 2024


Active Janus Sources: Paper published by Communications Physics


Our paper on the Active Janus Source is now published by Communications Physics. The work explores a new directive electromagnetic source (the Janus source) and how it achieves near-field coupling suppression. Congratulations to Xue Bo (PhD Student) and Kayode (PhD Graduate) on this work!



Mar 10, 2024


Kayode Continues as Postdoctoral Fellow


Kayode, our recent graduate, is continuing in our group as a postdoctoral fellow. Welcome back!



Mar 1, 2024


Chenyu Joins Group as an MSc Student


We (belatedly) welcome Ms. Chenyu SU to our group as a MSc dissertation student!



Mar 1, 2024


Active Janus Sources: Paper Accepted by Communications Physics


Our paper on the Active Janus Source is now accepted by Communications Physics.



Feb 21, 2024


Terahertz PCB-Fabricated Metalenses: Paper Published by Advanced Optical Materials


Our paper on the THz PCB-Fabricated Metalens is now published by Advanced Optical Materials. Congratulations again to Qi Chu, Xiaoluo and Bowen!



Jan 16, 2024


TTD-Metasurface Open Resonator Antena: Paper Published by OJAP


Our paper on the metasurface-enabled open resonator antenna is published by the Open Journal of Antennas and Propagation (Early Access). This is, to our best knowledge, the first time a broadband planar metasurface replaces a curved reflector inside a cavity. Congratulations to Mr. T. A. KHAN (PhD student) on this work!



Dec 29, 2023


Zeqiang wins an Outstanding Doctoral Dissertation Award


Dr. Zeqiang LIN (postdoctoral fellow) wins the Outstanding Doctoral Dissertation Award from the China Association of Nuclear Industry Education. Congratulations Zeqiang! We look forward to reaping our research results here in the near future!



Dec 27, 2023


Experiment-Based Deep Learning Programming Metasurface: Paper Published by APL Machine Learning


Our paper on experiment-based deep learning with a programmable metasurface is published by APL Machine Learning. This is a collaboration work with Prof. Jensen Li (HKUST Physics) and Prof. Ray C. C. Cheung (CityU Electrical Engineering) Congratulations to our students Jingxin, Jiawei and Peixing!



Dec 21, 2023


Terahertz PCB-Fabricated Metalenses: Paper Accepted by Advanced Optical Materials


Our paper on the THz PCB-Fabricated Metalens is accepted by Advanced Optical Materials. Congratulations to Dr. Chu Qi (postdoc, first author), Mr. Xiaoluo He and Mr. Bowen Ren (PhD students)!



Dec 15, 2023


Kayode Successfully Defenses his PhD Thesis


Kayode has successfully defended his PhD thesis, titled "Directional beamforming and waveguiding with specialized electromagnetic dipoles". Congratulations Kayode!



Nov 7, 2023


Bipartite Dielectric Huygens Metasurface: Paper Published in Physica Scripta


Our paper on the bipartite dielectric Huygens' metasurface is published in Physica Scripta. Congratulations to Dr. Abhishek SHARMA (first author, now at Stevens Institute of Technology, New Jersey)!



Oct 26, 2023


Charles, Jenn and Harold Join Our Research Group


Mr. LEI Sheng (Charles) and Ms. XING Jian (Jenn) join our group as PhD students; DONG Haolin (Harold) joins our group as a research assistant. Welcome to the group everyone!



Oct 16, 2023


Achromatic Huygens Metalens: Paper Published on Nanophotonics


Our paper on the achromatic Huygens metalens is published on Nanophotonics. Congratulations to Xiaoluo HE (first author, PhD student), QI Chu (post-doc) and LEI Sheng (Charles) (UG student)!



Aug 18, 2023


Prof. K. M. Luk and Team obtains an RGC AoE Grant


Our team of researchers, lead by Prof. Luk, have won the Area of Excellence (AoE) award from the Research Grants Council of the Government of Hong Kong. Through the project “Advanced Antenna Technology for a Smart World” we aim to develop cutting-edge antenna and metasurface technologies for wide-ranging applications promoting smart living. We also look forward to training the next generation of antenna researchers. Congratulations to the team! We look forward to fruitful research and collaboration!



July 13, 2023


Xue Bo First Prize at the CityU EE Student Research Symposium 2023


PhD students Mr. Bo XUE wins First Prize in the Applied Electromagnetics division of the EE Student Research Symposium 2023. Congratulations Bo (now let's publish our work)!



Jun 1, 2023


Directional Dipole Dice: Paper Pubished by PNAS


Our paper on the "Directional Dipole Dice" is now published by The Proceedings of the National Academy of Sciences (PNAS). Congratulations to everyone!



Jun 13, 2023


Xue Bo First Prize at the CityU EE Student Research Symposium 2023


PhD students Mr. Bo XUE wins First Prize in the Applied Electromagnetics division of the EE Student Research Symposium 2023. Congratulations Bo (now let's publish our work)!



Jun 1, 2023


Alex Obtains an ITC Grant


Our research proposal “Research and Commericalization of a High-Performance, Low-Cost Dual Band mm-Wave Antenna System” is funded under the Technology Collaboration Funding Scheme of the Innovation and Technology Fund (ITF) from the Government of Hong Kong. This project will be conducted in collaboration with Tongyu Communication Inc. in Guangdong, China. Congratulations to the team!



May 23, 2023


Directional Dipole Dice: Paper Accepted by PNAS


PhD students Ms. Yuqiong CHENG, Mr. Kayode OYESINA and Mr. Bo XUE's paper on the "Directional Dipole Dice" is accepted by The Proceedings of the National Academy of Sciences (PNAS). This work describes a helical scatterer that can be excited as a circular, Huygens or Janus dipole by tuning the incident wave, providing flexible control of the scatterer's near-field power coupling directionality. This work is in collaboration with Dr. Shubo Wang from CityU Physics and Dr. Dangyuan Lei from CityU MSE. Congratulations everyone!



May 17, 2023


Peixing wins the Merit Award for his Final Year Project


Undergraduate student Peixing LI wins a merit award for his Final Year Project. Congratulations Peixing!



May 9, 2023


Time-Varying OAM Metasurface: Paper Published by Advanced Photonics


Jingxin and Peixing's paper is now published by Advanced Photonics (see the acceptance news below). Congratulations!



Apr 18, 2023


Time-Varying OAM Metasurface: Paper Accepted by Advanced Photonics


Jingxin ZHANG (PhD student) and Peixing LI's (undergraduate researcher) paper on a time-varying OAM metasurface is accepted by Advanced Photonics. This work is in collaboration with Prof. Jensen Li from the HKUST and Dr. Ray Cheung from CityU. Congratulations guys!



Mar 27, 2023


Dr. QI Chu joins group


Dr. QI Chu rejoins our group as a postdoctoral fellow. Welcome back!



Dec 5, 2022


Xue Bo, Moustafa and Sheng Present the IEEE (HK) AP/MTT Postgraduate Conference


PhD student Bo XUE, research assistant Moustafa ABDELBAKY and undergraduate researcher Sheng LEI present at the 23rd The 23rd IEEE (HK) AP/MTT Postgraduate Conference. The conference was held online, hosted by the City University of Hong Kong and attracted participation from mainland China, Hong Kong, Macau, Taiwan and the United Kingdom. Congratulations to all; I hope it was a good learning experience!



Nov 19, 2022


Mr. Ali and Xiaoluo Present at ISAP 2022


PhD students Tayyab Ali KHAN and Xiaoluo HE present their research results in-person at ISAP 2022, which was held in Sydney, Australia. Good job to both! It is wonderful to have in-person research exchanges again!



Oct 31 - Nov 3, 2022


Dr. LIN Zeqiang joins group


Dr. LIN Zeqiang has joined our group as a Post-Doctoral Fellow. He has just received a PhD degree from the Institute of Modern Physics, Chinese Academy of Sciences. Welcome Zeqiang!



Oct 26, 2022


Discretized Huygens' Metasurface: Paper Pubished in TAP


QI Chu's paper on the discrete Huygens' metasurface is published with the Aug. 2022 issue of the IEEE Transactions on Antennas and Propagation.



Sep 15, 2022


Qi Chu successfully passes her PhD defence


Ms. QI Chu successfully passes her PhD defence and will become the first PhD graduate of the group. Congratulations and great work, QI Chu! We're happy for you!



Sept 1, 2022


New members join our group


We welcome three new members to our research group: DR. Muhammad Ismail KHAN joins us as a research associate; Mr. Moustafa ABDELBAKY (MSc graduate, 2021) returns as a research assistant; Mr. Kenny Tsz Hin HUI joins as an undergraduate researcher.



Aug 16, 2022


Alex obtains a GRF Grant


Alex's research proposal “Toward Electromagnetic Near-Field Suppression and Enhancement with Janus Antennas” is funded under the General Research Fund (GRF) from the Government Hong Kong. Congratulations to the team!



Jun 30, 2022


Transparent mm-wave RCS-reduction Metasurface: Paper Published by the Journal of Physics D


Xiaoluo's paper on the transparent mm-wave RCS-reduction metasurface has now been published. Congratulations again Xiaoluo.



Jun 20, 2022


Transparent mm-wave RCS-reduction Metasurface: Paper Accepted by the Journal of Physics D


Xiaoluo's paper titled “A compact transparent polarization-insensitive metasurface with broadband monostatic and bistatic radar cross-section reduction of millimeter-waves” has been accepted for publication in the Journal of Physics D: Applied Physics. Congratulations Xiaoluo!



Jun 1, 2022


Hank Bo-han CHEN and Fanqi MENG join team


We welcome Mr. Hank Bo-han CHEN and Ms. Fanqi MENG, undergraduate students, to the research team.



Jun 1, 2022


High-Efficiency Broadband Anomalous Reflection and Transmission Metasurfaces: 2 Papers Published


Qi Chu's two papers are published and available online:

C. Qi and A.M.H. Wong, “Discrete Huygens’ metasurface: Realizing anomalous refraction and diffraction mode circulation
with a robust, broadband and simple design,” IEEE Transactions on Antennas and Propagation, Apr. 2022. (Early Access)

C. Qi and A.M.H. Wong, “Broadband efficient anomalous reflection using an aggressively discretized metasurface,” Optics Express, vol. 30, no. 9, pp. 15735-15746, Apr. 2022.


Apr 24, 2022


Minseok CHANG wins the Departmental Merit Award for his Final Year Project


Undergraduate student Minseok CHANG's Final Year Project "Toward Electromagnetic Hand Gesture Detection on a Cellular Phone" wins the departmental Merit Award. Well done Minseok, congratulations!



Apr 20, 2022


Broadband Anomalous Reflection Metasurface: Paper Accepted by Optics Express


Ms. QI Chu's paper titled “Broadband efficient anomalous reflection using an aggressively discretized metasurface” has been accepted for publication in Optics Express. Congratulations again to Qi Chu!



Mar 30, 2022


Discrete Huygens' Metasurface: Paper Accepted by TAP


Ms. QI Chu's paper titled “Discrete Huygens’ metasurface: Realizing anomalous refraction and diffraction mode circulation with a robust, broadband and simple design” has been accepted for publication in the IEEE Transactions on Antennas and Propagation. Congratulations Qi Chu!



Mar 20, 2022


Yang PENG, Sheng LEI and Wenkai LI join group


We welcome undergraduate researchers Yang PENG, Sheng LEI and Wenkai LI into our group!



Jan 31, 2022


Mr. Ali and Abhishek present at APS 2021


Post-Doctoral fellow Dr. Abhishek SHARMA and PhD student Mr. Tayyab Ali KHAN present their conference papers at the IEEE International Symposium on Antennas and Propagation (APS 2021), organized in hybrid from Singapore. This is first occurence of the APS/URSI conference outside of North America.



Dec 10, 2021


Peixing presents at APMC 2021


Undergraduate student Mr. Peixing LI presents at the Asia-Pacific Microwave Conference (APMC), convened online from Brisbane, Australia..



Nov 28, 2021


Qi Chu presents at Metamaterials 2021


PhD student Ms. QI Chu presents at Metamaterials 2021, convened online and organized from New York, USA.



Sep 25, 2021


Nibbles HE wins the Outstanding OIS Award


Undergraduate researcher and FYP student Mr. Nibbles HE wins the Outstanding OIS Award for his research work this summer, under the remote supervision of Prof. Sharawi from L'École Polytechnique de Montréal. Nibbles' work is on beam steering with a 5G active antenna array. Congratulations Nibbles, I look forward to seeing your experimental results!



Sept 6, 2021


Bowen REN, Bo XUE and Jingxin ZHANG join group


Incoming PhD students Mr. Bowen REN, Mr. Bo XUE and Mr. Jingxin ZHANG join our group in varying capacities. Welcome to Hong Kong and welcome to our team, let's have fun pursuing research together!



Sept 3, 2021


Moustafa ABDELBAKY Successfully Defenses His MSc Dissertation


Mr. Moustafa ABDELBAKY has successfully defended his MSc Dissertation, and has satisfied all requirements to graduate with the MSc degree. Congratulations Moustafa, we wish you the best on your future endeavours!



Aug 15, 2021


Research Group Video Launched


The Department of Electrical Engineering launches our research group video. See it on youtube or our Team webpage!



Jul 13, 2021


Abhishek Presents at IEEE CONECCT 2021


Post-Doctoral fellow Dr. Abhishek SHARMA presents at the International Conference on Electronics, Computing and Communication Technologies (IEEE CONECCT), convened in hybrid mode from Bangalore, India.



Jul 11, 2021


Mr. Ali wins Best Presentation Award at the CityU EE Research Student Symposium 2021


Mr. Ali wins the Best Presentation Award (Applied Electromagnetics Session) at the CityU EE Research Student Symposium 2021. The winning work is on constructing an open resonator antenna with a wideband true-time-delay metasurface. Good work Mr. Ali! We look foward to disseminate the experiment results soon!



Jun 4, 2021


Active Huygens' Box: Paper Pubished in TAP


Alex's paper on the Active Huygens' Box is published with the Mar. 2021 issue of the IEEE Transactions on Antennas and Propagation.



Mar 4, 2021


Collaborative Research Fund: Harnessing the "Fog" of Ambient RF Waves


Our research team, led by Prof. Ross MURCH from the HKUST, has won the Collaborative Research Fund -- a multi-million dollor (HKD) grant funded by the Hong Kong Research Grant Council to support large-scale collaborative research. Through this fund, the team will perform holistic research towards harnessing ambient RF waves. As a Co-Investigator, Alex will co-ordinate research efforts on RF ambient wave-shaping and contribute to the wave-sensing and demonstration iniatives.



Jan 8, 2021


Moustafa ABDELBAKY Joins Group


Mr. Moustafa ABDELBAKY joins our group as an MSc student. Moustafa, welcome to our team!



Jan 4, 2021


APMC 2020 Concludes Successfully


APMC 2020 has come to a successful conclusion. We've hosted more than 400 talks and more than 50 invited speakers. We look forward to attending APMC 2021 in-person at Brisbane, Australia!



Dec 11, 2020


Abhishek, Kayode and XUE Chen present at APMC 2020


Post-Doctoral fellow Dr. Abhishek SHARMA and PhD students Mr. Kayode A. Oyesina and Ms. XUE Chen present their conference papers at this year's Asia-Pacific Microwave Conference, convened online and organized by a team at the City University of Hong Kong.



Dec 8, 2020


Xiaoluo HE Joins Group


We are delighted to welcome back Mr. Xiaoluo HE into our research group as a PhD student! Xiaoluo was previously an MSc alnumus and a research assistant in our group.



Sep 1, 2020


Mr. Ali and Kayode win CityU Academic Awards


PhD students Mr. Tayyab Ali KHAN an Mr. Kayode A. OYESINA have won the Outstanding Academic Performance Award (Mr. Ali) and the Research Tuition Scholarship (both) from the CityU School of Graduate Studies. Congratulations to both!



Aug 25, 2020


Active Huygens' Box: Paper Pubished in TAP


Alex's paper on the Active Huygens' Box is published in the IEEE Transactions on Antennas and Propagation. (Early Access)



Jul 28, 2020


Abhishek, XUE Chen and Tayyab Ali KHAN present at APS 2020


Post-Doctoral fellow Dr. Abhishek SHARMA and PhD students Ms. XUE Chen and Mr. Tayyab Ali KHAN present their conference papers at this year's IEEE International Symposium on Antennas and Propagation (virtual). Let's hope we can attend in person next year!



Jul 5, 2020


Abhishek presents at EuCAP 2020


Post-Doctoral fellow Dr. Abhishek SHARMA presents his conference paper at the European Conference on Antennas and Propagation (Copenhagen, June 2020). The conference has gone virtual and take place online in the month of June. Congratulations Abhishek, hopefully next time you can attend in person!



Jun 1, 2020


Kayode's paper is published in AWPL


PhD. student Mr. Kayode A. OYESINA's paper, “Metasurface-enabled cavity antenna: Beam steering with dramatically reduced fed elements” is published on IEEE Antennas and Wireless Propagation Letters (Link here). This is the first student-authored journal paper within the group. Congratulations Kayode!



Feb 14, 2020


QI Chu presents at the Asia-Pacific Microwave Conference (APMC 2019, Singapore)


PhD. student Ms. QI Chu presents two conference papers at the Asia-Pacific Microwave Conference (Singapore, Dec 10-13, 2019). Congratulations on a job well done, and safe travels to the Technion!



Dec 10-13, 2019


Xiaoluo and Gabriel present at the IEEE SZ/HK AP/MTT Postgraduate Conference


Mr. Xiaoluo HE (MSc graduate, research assistant) and Mr. Gabriel G. L. ZHOU (undergraduate researcher) present their conference papers at the IEEE Shenzhen-Hong Kong AP/MTT local chapter conference. It is a first conference experience (hopefully the first of many!) for both. Congratulations to both of you!



Nov 2, 2019


Alex Becomes a Senior...


... Member of the IEEE. I thank my referees who kindly provided references in my Senior Member application.



Oct 20, 2019


QI Chu wins the National Sandwich PhD Scholarship Award


PhD student Ms. Qi Chu wins a National Sandwich PhD Scholarship, given by the Government of Israel, for a 3-month exchange study to the Technion, Israel. She will be supervised by Dr. A. Epstein during her study. Congratulations Qi Chu!



Oct 8, 2019


QI Chu wins Outstanding Academic Performance Award


PhD student Ms. Qi Chu is awarded the CityU Outstanding Academic Performance Award this year. Congratulations Qi Chu!



Sep 2, 2019


T.A. KHAN and Chen XUE Join Group


We are delighted to have Mr. Tayyab A. Khan and Ms. Chen Xue join our research group as PhD students. Welcome to the team!



Sep 2, 2019


MSc Students Graduate with Degrees


MSc students Zongshang LI and Xiaoluo HE have gone through oral examinations and expect to obtain their MSc degrees. Zongshang will begin work with OPPO while Xiaoluo qill continue as a research assistant in this group. Congratulations to both! It has been my pleasure to have you in my group.



Aug 13, 2019


Kayode wins an Honorable Mention Award


PhD student Kayode A. Oyesina wins an Honorable Mention Awaard for his submission to the 2019 IEEE International Symposium on Antennas and Propagation (Atlanta, Jul. 2019). Good job Kayode!



Jul 5, 2019


Alex Obtains an ECS Grant


Alex obtains an Early Career Scheme Grant on “Passive and Active Metasurface-Enabled Mm-wave Antenna Systems”.



Jul 1, 2019