Dr Afesomeh Ofiare
- Instrumentation Technician (School of Engineering Administration)
Publications
2024
Kelly, J. , Wang, J., Ofiare, A., Ridler, N. and Li, C. (2024) Evaluation of On-Wafer Noise Parameter Measurement Techniques at Cryogenic Temperatures. In: 104th ARFTG Microwave Measurement Symposium, Sheraton Puerto Rico Resort & Casino, San Juan, 19-22 Jan 2025, (Accepted for Publication)
Wang, J., Ofiare, A., Li, Q., Kelly, J. , Wasige, E. and Li, C. (2024) On-wafer Characterisation of Noise Parameters of GaN HEMTs between 77 K and 400 K. In: 103rd ARFTG Microwave Measurement Conference, Washington DC, USA, 21 June 2024, (Accepted for Publication)
2023
Wang, J., Ofiare, A., CHENG, H., Wasige, E. and Li, C. (2023) Benchmarking a High Electron Mobility Transistor Using an Active Load-Pull System at 120 GHz -170 GHz. 102nd ARFTG Microwave Measurement Symposium, San Antonio, TX, USA, 21-24 Jan 2024. (Accepted for Publication)
Jiang, Y., Zhong, M., Ma, Y. , Khusna, E. M., Yi, Y., Ofiare, A., Al-Taai, Q. , Al-Moathin, A. and Li, C. (2023) An X-band Lens Antenna Based on Metasurface. In: 16th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT2023), Guangzhou, China, 31 Aug - 02 Sep 2023, ISBN 9798350339406 (doi: 10.1109/UCMMT58116.2023.10310524)
Li, C. , Ofiare, A., Wang, J., Cheng, H., Al-Khalidi, A. and Wasige, E. (2023) Case Studies on Millimetre-wave and Terahertz On-chip Circuit Test Cluster for 6G Communications and Beyond programme at the University of Glasgow. Automated RF & Microwave Measurement Society (ARMMS) 2023 Autumn, Cambourne, UK, 06-07 Nov 2023.
Kelly, J. , Wang, J., Cheng, H., Ofiare, A. and Li, C. (2023) Temperature Dependent Hall Parameter Measurements of Heterogeneous InGaAs/InP Ultrafast Transistors. ARMMS: RF and Microwave Society Conference (November 2023), Cambourne, UK, 6-7 November 2023. (Accepted for Publication)
Dhongde, A., Ofiare, A., Karami, K. and Wasige, E. (2023) Buffer-Free GaN-on-SiC HEMTs with Bond Pad Heat Sinks. UK Semiconductors 2023, Sheffield, UK, 12-13 July 2023. (Accepted for Publication)
Zhang, J., Das, R. , Hoare, D., Wang, H., Ofiare, A., Mirzai, N., Mercer, J. and Heidari, H. (2023) A compact dual-band implantable antenna for wireless biotelemetry in arteriovenous grafts. IEEE Transactions on Antennas and Propagation, 71(6), pp. 4759-4771. (doi: 10.1109/TAP.2023.3266786)
Karami, K. , Hassan, S., Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. and Wasige, E. (2023) Comparative Study of Al2O3 and HfO2 as gate dielectric on AlGaN/GaN MOSHEMTs. International Journal of Electronics and Communication Engineering, 17(2), pp. 47-50.
2022
Dhongde, A., Taking, S., Ofiare, A., Karami, K. , Elksne, M., Dwidar, M., Al-Khalidi, A. and Wasige, E. (2022) DC and RF Characteristics of Buffer-Free AlGaN/GaN HEMT and MIS-HEMTs Using Si3N4 Passivated Mesa-Sidewall. In: International Conference on Electronic and Photonic Integrated Circuits (EPIC- 2022), Andhra Pradesh, India, 15-17 Dec 2022, (Accepted for Publication)
Cimbri, D. , Morariu, R., Ofiare, A. and Wasige, E. (2022) A High-Power InP Resonant Tunnelling Diode Heterostructure for 300-GHz Oscillator Sources. In: 2022 17th European Microwave Integrated Circuits Conference (EuMIC), Milan, Italy, 26-27 September 2022, pp. 204-207. ISBN 9782874870705 (doi: 10.23919/EuMIC54520.2022.9923482)
Ofiare, A., Taking, S., Elksne, M. , Al-Khalidi, A. , Ghosh, S., Kappers, M., Oliver, R.A. and Wasige, E. (2022) Approach to Normally-Off AlGaN/GaN MIS-HEMTs with High Drain Current Using AlGaN Overgrowth Technique. UK Semiconductors 2022, Sheffield, UK, 6-7 July 2022.
Cimbri, D. , Morariu, R., Ofiare, A. and Wasige, E. (2022) In0.53Ga0.47As/AlAs Double-Barrier Resonant Tunnelling Diodes with High-Power Performance in the Low-Terahertz Band. In: 2022 Fifth IEEE International Workshop on Mobile Terahertz Systems (IWMTS), Duisburg, Germany, 04-06 Jul 2022, ISBN 9781665482752 (doi: 10.1109/IWMTS54901.2022.9832442)
Dhongde, A., Taking, S., Elksne, M. , Ofiare, A., Karami, K. , Dwidar, M., Al-Khalidi, A. and Wasige, E. (2022) High Performance of AlGaN/GaN HEMTs using Buffer-Free GaN on SiC Structure. 45th WOCSDICE ‐ Workshop on Compound Semiconductor Devices and Integrated Circuits, Ponta Delgada (São Miguel island – Azores), Portugal, 3-6 May 2022.
Karami, K. , Taking, S., Ofiare, A., Elksne, M. , Dhongde, A., Al-Khalidi, A. and Wasige, E. (2022) Investigation of Al2O3, Si3N4 and SiO2 Used for Surface Passivation and Gate Dielectric on AlGaN/GaN Metal-Oxide-Semiconductor High Electron Mobility Transistors. WOCSDICE EXMATEC 2022, Ponta Delgada (São Miguel island–Azores), 3-6 May 2022.
2021
Al-Taai, Q. R. A. , Wang, J., Morariu, R. , Ofiare, A., Al-Khalidi, A. and Wasige, E. (2021) Analysis of stability of nano- vs micro-sized resonant tunnelling diode (RTD) devices for future neuromorphic computing applications. International Journal of Nanoelectronics and Materials, 14, pp. 149-155.
Cimbri, D. , Weimann, N., Al-Taai, Q. R. A. , Ofiare, A. and Wasige, E. (2021) Ohmic contacts optimisation for high-power InGaAs/AlAs double-barrier resonant tunnelling diodes based on a dual-exposure E-beam lithography approach. International Journal of Nanoelectronics and Materials, 14, pp. 11-19.
Dhongde, A., Taking, S., Elksne, M. , Samanta, S. , Ofiare, A., Karami, K. , Al-Khalidi, A. and Wasige, E. (2021) The role of selective pattern etching to improve the Ohmic contact resistance and device performance of AlGaN/GaN HEMTs. International Journal of Nanoelectronics and Materials, 14, pp. 21-28.
Ofiare, A., Taking, S., Karami, K. , Dhongde, A., Al-Khalidi, A. and Wasige, E. (2021) Investigation of plasma induced etch damage/changes in AlGaN/GaN HEMTs. International Journal of Nanoelectronics and Materials, 14, pp. 29-36.
Karami, K. , Taking, S., Dhongde, A., Ofiare, A., Al-Khalidi, A. and Wasige, E. (2021) Heavily doped n++ GaN cap layer AlN/GaN metal oxide semiconductor high electron mobility transistor. International Journal of Nanoelectronics and Materials, 14, pp. 45-51.
Karami, K. , Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. and Wasige, E. (2021) High performance of n++GaN/AlN/GaN high electron mobility transistor. 44th Workshop on Compound Semiconductor Devices and Integrated Circuits held in Europe (WOCSDICE), Bristol, UK, 14-17 June 2021.
2019
Morariu, R. , Wang, J., Cornescu, A. C., Al-Khalidi, A. , Ofiare, A., Figueiredo, J. M.L. and Wasige, E. (2019) Accurate small-signal equivalent circuit modelling of resonant tunneling diodes to 110 GHz. IEEE Transactions on Microwave Theory and Techniques, 67(11), pp. 4332-4340. (doi: 10.1109/TMTT.2019.2939321)
Al-Moathin, A., Hou, L. , Ofiare, A., Wang, J., Ye, S. , Li, C. and Marsh, J. H. (2019) Thick film hydrogen silsesquioxane planarization for passive component technology associated with electronic-photonic integrated circuits. Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures, 37(6), 061210. (doi: 10.1116/1.5123286)
Cornescu, A. C., Morariu, R. , Ofiare, A., Al-Khalidi, A. , Wang, J., Figueiredo, J. M.L. and Wasige, E. (2019) High efficiency bias stabilisation for resonant tunneling diode oscillators. IEEE Transactions on Microwave Theory and Techniques, 67(8), pp. 3449-3454. (doi: 10.1109/TMTT.2019.2916602)
2018
Wang, J., Al-Khalidi, A. , Wang, L., Morariu, R. , Ofiare, A. and Wasige, E. (2018) 15 Gb/s 50-cm wireless link using a high power compact III-V 84 GHz transmitter. IEEE Transactions on Microwave Theory and Techniques, 66(11), pp. 4698-4705. (doi: 10.1109/TMTT.2018.2859983)
Wang, J., Al-Khalidi, A. , Morariu, R. , Ofiare, A., Wang, L. and Wasige, E. (2018) 15 Gbps Wireless Link Using W-band Resonant Tunnelling Diode Transmitter. In: 2018 15th European Radar Conference (EuRAD), Madrid, Spain, 26-28 Sep 2018, pp. 385-388. ISBN 9782874870538 (doi: 10.23919/EuRAD.2018.8546598)
2017
Wang, J., Al-Khalidi, A. , Zhang, C., Ofiare, A., Wang, L., Wasige, E. and Figueiredo, J. M. L. (2017) Resonant Tunneling Diode as High Speed Optical/Electronic Transmitter. In: 2017 10th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT), Liverpool, UK, 11-13 Sept 2017, pp. 1-4. ISBN 9781538627204 (doi: 10.1109/UCMMT.2017.8068497)
Alharbi, K. H., Khalid, A. , Ofiare, A., Wang, J. and Wasige, E. (2017) Diced and grounded broadband bow-tie antenna with tuning stub for resonant tunnelling diode terahertz oscillators. IET Microwaves, Antennas and Propagation, 11(3), pp. 310-316. (doi: 10.1049/iet-map.2016.0395)
Alharbi, K. H., Khalid, A. , Ofiare, A., Wang, J. and Wasige, E. (2017) Broadband Bow-Tie Slot Antenna with Tuning Stub for Resonant Tunnelling Diode Oscillators with Novel Configuration for Substrate Effects Suppression. In: European Microwave Conference, London, 3-7 Oct 2016, pp. 421-424. ISBN 9782874870439 (doi: 10.1109/EuMC.2016.7824369)
Wang, J., Al-Khalidi, A. , Alharbi, K., Ofiare, A., Zhou, H., Wasige, E. and Figueiredo, J. (2017) High Performance Resonant Tunneling Diode Oscillators as Terahertz Sources. In: European Microwave Conference, London, 3-7 Oct 2016, pp. 341-344. ISBN 9782874870439 (doi: 10.1109/EuMC.2016.7824348)
2016
Wang, J., Al-Khalidi, A. , Alharbi, K., Ofiare, A., Zhou, H. and Wasige, E. (2016) G-Band MMIC Resonant Tunneling Diode Oscillators. In: 2016 Compound Semiconductor Week (CSW) [Includes 28th International Conference on Indium Phosphide & Related Materials (IPRM) & 43rd International Symposium on Compound Semiconductors (ISCS), Toyama, Japan, 26-30 Jun 2016, ISBN 9781509019649 (doi: 10.1109/ICIPRM.2016.7528736)
Ofiare, A., Wang, J., Alharbi, K., Khalid, A. , Wasige, E. and Wang, L. (2016) Novel Tunnel Diode Oscillator Power Combining Circuit Topology Based on Synchronisation. In: 2015 Asia-Pacific Microwave Conference (APMC), Nanjing, China, 06-09 Dec 2015, ISBN 9781479987658 (doi: 10.1109/APMC.2015.7413551)
2015
Alharbi, K. H., Ofiare, A., Kgwadi, M., Khalid, A.-u.-H. and Wasige, E. (2015) Bow-tie Antenna for Terahertz Resonant Tunnelling Diode Based Oscillators on High Dielectric Constant Substrate. In: 11th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), Glasgow, Scotland, 29 Jun - 02 Jul 2015, pp. 168-171. ISBN 9781479982295 (doi: 10.1109/PRIME.2015.7251361)
Ofiare, A., Brown, R., Alharbi, K., Wang, J., Khalid, A. , Cumming, D. and Wasige, E. (2015) Accurate Pulsed I-V Measurement of the NDR Region of Tunnel Diodes and Resonant Tunneling Diodes. In: UK Semiconductors 2015, Sheffield, UK, 1-2 July 2015,
Wang, J., Alharbi, K., Ofiare, A., Brown, R., Khalid, A. , Cumming, D. and Wasige, E. (2015) D-band Resonant Tunnelling Diode Oscillator with High Output Power. In: UK Semiconductors 2015, Sheffield, UK, 1-2 July 2015,
Wang, J., Alharbi, K., Ofiare, A., Zhou, H., Khalid, A. , Cumming, D. and Wasige, E. (2015) High Performance Resonant Tunneling Diode Oscillators for THz Applications. In: 2015 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), New Orleans, LA, USA, 11-14 Oct 2015, pp. 1-4. ISBN 9781479984947 (doi: 10.1109/CSICS.2015.7314509)
Wang, J., Ofiare, A., Alharbi, K., Brown, R., Khalid, A. , Cumming, D. and Wasige, E. (2015) MMIC Resonant Tunneling Diode Oscillators for Thz Applications. In: 11th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), Glasgow, UK, 29 Jun - 02 Jul 2015, pp. 262-265. (doi: 10.1109/PRIME.2015.7251385)
2014
Khalid, A. , Wang, J., Ofiare, A., Alharbi, K., Cumming, D. and Wasige, E. (2014) Resonant tunneling and planar Gunn diodes: a comparison of two solid state sources for terahertz technology. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)
Ofiare, A., Alharbi, K., Khalid, A. , Wang, J., Cumming, D. and Wasige, E. (2014) Wideband planar Yagi antennas for millimetre wave frequency applications. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)
Wang, J., Alharbi, K., Ofiare, A., Khalid, A. , Wang, L., Cumming, D. and Wasige, E. (2014) Series coupled resonant tunneling diode oscillators for terahertz applications. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)
Articles
Zhang, J., Das, R. , Hoare, D., Wang, H., Ofiare, A., Mirzai, N., Mercer, J. and Heidari, H. (2023) A compact dual-band implantable antenna for wireless biotelemetry in arteriovenous grafts. IEEE Transactions on Antennas and Propagation, 71(6), pp. 4759-4771. (doi: 10.1109/TAP.2023.3266786)
Karami, K. , Hassan, S., Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. and Wasige, E. (2023) Comparative Study of Al2O3 and HfO2 as gate dielectric on AlGaN/GaN MOSHEMTs. International Journal of Electronics and Communication Engineering, 17(2), pp. 47-50.
Al-Taai, Q. R. A. , Wang, J., Morariu, R. , Ofiare, A., Al-Khalidi, A. and Wasige, E. (2021) Analysis of stability of nano- vs micro-sized resonant tunnelling diode (RTD) devices for future neuromorphic computing applications. International Journal of Nanoelectronics and Materials, 14, pp. 149-155.
Cimbri, D. , Weimann, N., Al-Taai, Q. R. A. , Ofiare, A. and Wasige, E. (2021) Ohmic contacts optimisation for high-power InGaAs/AlAs double-barrier resonant tunnelling diodes based on a dual-exposure E-beam lithography approach. International Journal of Nanoelectronics and Materials, 14, pp. 11-19.
Dhongde, A., Taking, S., Elksne, M. , Samanta, S. , Ofiare, A., Karami, K. , Al-Khalidi, A. and Wasige, E. (2021) The role of selective pattern etching to improve the Ohmic contact resistance and device performance of AlGaN/GaN HEMTs. International Journal of Nanoelectronics and Materials, 14, pp. 21-28.
Ofiare, A., Taking, S., Karami, K. , Dhongde, A., Al-Khalidi, A. and Wasige, E. (2021) Investigation of plasma induced etch damage/changes in AlGaN/GaN HEMTs. International Journal of Nanoelectronics and Materials, 14, pp. 29-36.
Karami, K. , Taking, S., Dhongde, A., Ofiare, A., Al-Khalidi, A. and Wasige, E. (2021) Heavily doped n++ GaN cap layer AlN/GaN metal oxide semiconductor high electron mobility transistor. International Journal of Nanoelectronics and Materials, 14, pp. 45-51.
Morariu, R. , Wang, J., Cornescu, A. C., Al-Khalidi, A. , Ofiare, A., Figueiredo, J. M.L. and Wasige, E. (2019) Accurate small-signal equivalent circuit modelling of resonant tunneling diodes to 110 GHz. IEEE Transactions on Microwave Theory and Techniques, 67(11), pp. 4332-4340. (doi: 10.1109/TMTT.2019.2939321)
Al-Moathin, A., Hou, L. , Ofiare, A., Wang, J., Ye, S. , Li, C. and Marsh, J. H. (2019) Thick film hydrogen silsesquioxane planarization for passive component technology associated with electronic-photonic integrated circuits. Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures, 37(6), 061210. (doi: 10.1116/1.5123286)
Cornescu, A. C., Morariu, R. , Ofiare, A., Al-Khalidi, A. , Wang, J., Figueiredo, J. M.L. and Wasige, E. (2019) High efficiency bias stabilisation for resonant tunneling diode oscillators. IEEE Transactions on Microwave Theory and Techniques, 67(8), pp. 3449-3454. (doi: 10.1109/TMTT.2019.2916602)
Wang, J., Al-Khalidi, A. , Wang, L., Morariu, R. , Ofiare, A. and Wasige, E. (2018) 15 Gb/s 50-cm wireless link using a high power compact III-V 84 GHz transmitter. IEEE Transactions on Microwave Theory and Techniques, 66(11), pp. 4698-4705. (doi: 10.1109/TMTT.2018.2859983)
Alharbi, K. H., Khalid, A. , Ofiare, A., Wang, J. and Wasige, E. (2017) Diced and grounded broadband bow-tie antenna with tuning stub for resonant tunnelling diode terahertz oscillators. IET Microwaves, Antennas and Propagation, 11(3), pp. 310-316. (doi: 10.1049/iet-map.2016.0395)
Conference or Workshop Item
Wang, J., Ofiare, A., CHENG, H., Wasige, E. and Li, C. (2023) Benchmarking a High Electron Mobility Transistor Using an Active Load-Pull System at 120 GHz -170 GHz. 102nd ARFTG Microwave Measurement Symposium, San Antonio, TX, USA, 21-24 Jan 2024. (Accepted for Publication)
Li, C. , Ofiare, A., Wang, J., Cheng, H., Al-Khalidi, A. and Wasige, E. (2023) Case Studies on Millimetre-wave and Terahertz On-chip Circuit Test Cluster for 6G Communications and Beyond programme at the University of Glasgow. Automated RF & Microwave Measurement Society (ARMMS) 2023 Autumn, Cambourne, UK, 06-07 Nov 2023.
Kelly, J. , Wang, J., Cheng, H., Ofiare, A. and Li, C. (2023) Temperature Dependent Hall Parameter Measurements of Heterogeneous InGaAs/InP Ultrafast Transistors. ARMMS: RF and Microwave Society Conference (November 2023), Cambourne, UK, 6-7 November 2023. (Accepted for Publication)
Dhongde, A., Ofiare, A., Karami, K. and Wasige, E. (2023) Buffer-Free GaN-on-SiC HEMTs with Bond Pad Heat Sinks. UK Semiconductors 2023, Sheffield, UK, 12-13 July 2023. (Accepted for Publication)
Ofiare, A., Taking, S., Elksne, M. , Al-Khalidi, A. , Ghosh, S., Kappers, M., Oliver, R.A. and Wasige, E. (2022) Approach to Normally-Off AlGaN/GaN MIS-HEMTs with High Drain Current Using AlGaN Overgrowth Technique. UK Semiconductors 2022, Sheffield, UK, 6-7 July 2022.
Dhongde, A., Taking, S., Elksne, M. , Ofiare, A., Karami, K. , Dwidar, M., Al-Khalidi, A. and Wasige, E. (2022) High Performance of AlGaN/GaN HEMTs using Buffer-Free GaN on SiC Structure. 45th WOCSDICE ‐ Workshop on Compound Semiconductor Devices and Integrated Circuits, Ponta Delgada (São Miguel island – Azores), Portugal, 3-6 May 2022.
Karami, K. , Taking, S., Ofiare, A., Elksne, M. , Dhongde, A., Al-Khalidi, A. and Wasige, E. (2022) Investigation of Al2O3, Si3N4 and SiO2 Used for Surface Passivation and Gate Dielectric on AlGaN/GaN Metal-Oxide-Semiconductor High Electron Mobility Transistors. WOCSDICE EXMATEC 2022, Ponta Delgada (São Miguel island–Azores), 3-6 May 2022.
Karami, K. , Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. and Wasige, E. (2021) High performance of n++GaN/AlN/GaN high electron mobility transistor. 44th Workshop on Compound Semiconductor Devices and Integrated Circuits held in Europe (WOCSDICE), Bristol, UK, 14-17 June 2021.
Conference Proceedings
Kelly, J. , Wang, J., Ofiare, A., Ridler, N. and Li, C. (2024) Evaluation of On-Wafer Noise Parameter Measurement Techniques at Cryogenic Temperatures. In: 104th ARFTG Microwave Measurement Symposium, Sheraton Puerto Rico Resort & Casino, San Juan, 19-22 Jan 2025, (Accepted for Publication)
Wang, J., Ofiare, A., Li, Q., Kelly, J. , Wasige, E. and Li, C. (2024) On-wafer Characterisation of Noise Parameters of GaN HEMTs between 77 K and 400 K. In: 103rd ARFTG Microwave Measurement Conference, Washington DC, USA, 21 June 2024, (Accepted for Publication)
Jiang, Y., Zhong, M., Ma, Y. , Khusna, E. M., Yi, Y., Ofiare, A., Al-Taai, Q. , Al-Moathin, A. and Li, C. (2023) An X-band Lens Antenna Based on Metasurface. In: 16th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT2023), Guangzhou, China, 31 Aug - 02 Sep 2023, ISBN 9798350339406 (doi: 10.1109/UCMMT58116.2023.10310524)
Dhongde, A., Taking, S., Ofiare, A., Karami, K. , Elksne, M., Dwidar, M., Al-Khalidi, A. and Wasige, E. (2022) DC and RF Characteristics of Buffer-Free AlGaN/GaN HEMT and MIS-HEMTs Using Si3N4 Passivated Mesa-Sidewall. In: International Conference on Electronic and Photonic Integrated Circuits (EPIC- 2022), Andhra Pradesh, India, 15-17 Dec 2022, (Accepted for Publication)
Cimbri, D. , Morariu, R., Ofiare, A. and Wasige, E. (2022) A High-Power InP Resonant Tunnelling Diode Heterostructure for 300-GHz Oscillator Sources. In: 2022 17th European Microwave Integrated Circuits Conference (EuMIC), Milan, Italy, 26-27 September 2022, pp. 204-207. ISBN 9782874870705 (doi: 10.23919/EuMIC54520.2022.9923482)
Cimbri, D. , Morariu, R., Ofiare, A. and Wasige, E. (2022) In0.53Ga0.47As/AlAs Double-Barrier Resonant Tunnelling Diodes with High-Power Performance in the Low-Terahertz Band. In: 2022 Fifth IEEE International Workshop on Mobile Terahertz Systems (IWMTS), Duisburg, Germany, 04-06 Jul 2022, ISBN 9781665482752 (doi: 10.1109/IWMTS54901.2022.9832442)
Wang, J., Al-Khalidi, A. , Morariu, R. , Ofiare, A., Wang, L. and Wasige, E. (2018) 15 Gbps Wireless Link Using W-band Resonant Tunnelling Diode Transmitter. In: 2018 15th European Radar Conference (EuRAD), Madrid, Spain, 26-28 Sep 2018, pp. 385-388. ISBN 9782874870538 (doi: 10.23919/EuRAD.2018.8546598)
Wang, J., Al-Khalidi, A. , Zhang, C., Ofiare, A., Wang, L., Wasige, E. and Figueiredo, J. M. L. (2017) Resonant Tunneling Diode as High Speed Optical/Electronic Transmitter. In: 2017 10th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT), Liverpool, UK, 11-13 Sept 2017, pp. 1-4. ISBN 9781538627204 (doi: 10.1109/UCMMT.2017.8068497)
Alharbi, K. H., Khalid, A. , Ofiare, A., Wang, J. and Wasige, E. (2017) Broadband Bow-Tie Slot Antenna with Tuning Stub for Resonant Tunnelling Diode Oscillators with Novel Configuration for Substrate Effects Suppression. In: European Microwave Conference, London, 3-7 Oct 2016, pp. 421-424. ISBN 9782874870439 (doi: 10.1109/EuMC.2016.7824369)
Wang, J., Al-Khalidi, A. , Alharbi, K., Ofiare, A., Zhou, H., Wasige, E. and Figueiredo, J. (2017) High Performance Resonant Tunneling Diode Oscillators as Terahertz Sources. In: European Microwave Conference, London, 3-7 Oct 2016, pp. 341-344. ISBN 9782874870439 (doi: 10.1109/EuMC.2016.7824348)
Wang, J., Al-Khalidi, A. , Alharbi, K., Ofiare, A., Zhou, H. and Wasige, E. (2016) G-Band MMIC Resonant Tunneling Diode Oscillators. In: 2016 Compound Semiconductor Week (CSW) [Includes 28th International Conference on Indium Phosphide & Related Materials (IPRM) & 43rd International Symposium on Compound Semiconductors (ISCS), Toyama, Japan, 26-30 Jun 2016, ISBN 9781509019649 (doi: 10.1109/ICIPRM.2016.7528736)
Ofiare, A., Wang, J., Alharbi, K., Khalid, A. , Wasige, E. and Wang, L. (2016) Novel Tunnel Diode Oscillator Power Combining Circuit Topology Based on Synchronisation. In: 2015 Asia-Pacific Microwave Conference (APMC), Nanjing, China, 06-09 Dec 2015, ISBN 9781479987658 (doi: 10.1109/APMC.2015.7413551)
Alharbi, K. H., Ofiare, A., Kgwadi, M., Khalid, A.-u.-H. and Wasige, E. (2015) Bow-tie Antenna for Terahertz Resonant Tunnelling Diode Based Oscillators on High Dielectric Constant Substrate. In: 11th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), Glasgow, Scotland, 29 Jun - 02 Jul 2015, pp. 168-171. ISBN 9781479982295 (doi: 10.1109/PRIME.2015.7251361)
Ofiare, A., Brown, R., Alharbi, K., Wang, J., Khalid, A. , Cumming, D. and Wasige, E. (2015) Accurate Pulsed I-V Measurement of the NDR Region of Tunnel Diodes and Resonant Tunneling Diodes. In: UK Semiconductors 2015, Sheffield, UK, 1-2 July 2015,
Wang, J., Alharbi, K., Ofiare, A., Brown, R., Khalid, A. , Cumming, D. and Wasige, E. (2015) D-band Resonant Tunnelling Diode Oscillator with High Output Power. In: UK Semiconductors 2015, Sheffield, UK, 1-2 July 2015,
Wang, J., Alharbi, K., Ofiare, A., Zhou, H., Khalid, A. , Cumming, D. and Wasige, E. (2015) High Performance Resonant Tunneling Diode Oscillators for THz Applications. In: 2015 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), New Orleans, LA, USA, 11-14 Oct 2015, pp. 1-4. ISBN 9781479984947 (doi: 10.1109/CSICS.2015.7314509)
Wang, J., Ofiare, A., Alharbi, K., Brown, R., Khalid, A. , Cumming, D. and Wasige, E. (2015) MMIC Resonant Tunneling Diode Oscillators for Thz Applications. In: 11th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), Glasgow, UK, 29 Jun - 02 Jul 2015, pp. 262-265. (doi: 10.1109/PRIME.2015.7251385)
Khalid, A. , Wang, J., Ofiare, A., Alharbi, K., Cumming, D. and Wasige, E. (2014) Resonant tunneling and planar Gunn diodes: a comparison of two solid state sources for terahertz technology. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)
Ofiare, A., Alharbi, K., Khalid, A. , Wang, J., Cumming, D. and Wasige, E. (2014) Wideband planar Yagi antennas for millimetre wave frequency applications. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)
Wang, J., Alharbi, K., Ofiare, A., Khalid, A. , Wang, L., Cumming, D. and Wasige, E. (2014) Series coupled resonant tunneling diode oscillators for terahertz applications. In: UCMMT 2014: 7 th European/UK-China Workshop on Millimeter Waves and Terahertz Technologies, Chengdu, China, 2–4 September 2014, (Unpublished)