Dr Afesomeh Ofiare

Instrumentation Technician (School of Engineering Administration)

email: Afesomeh.Ofiare@glasgow.ac.uk

Publications

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Jump to: 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014

Number of items: 42.

2024

Cheng, Huihua, Wang, Jing, Kelly, James ORCID: https://orcid.org/0009-0000-9913-8138, Ofiare, Afesomeh, Thoms, Stephen ORCID: https://orcid.org/0000-0001-7820-6023 and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (2024) HEMT with ultra-low contact resistance for millimeter wave and sub-terahertz applications: design, fabrication and characterization. IEEE Transactions on Electron Devices, (Accepted for Publication)

Ofiare, Afesomeh, Kelly, James ORCID: https://orcid.org/0009-0000-9913-8138, wang, jing, CHENG, Huihua and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (2024) Accurate Broadband On-Wafer Noise Parameter Measurement with Dedicated 2 GHz – 50 GHz Passive Source Tuner: Measurement Uncertainty Contributions. In: ARMMS: RF and Microwave Society Conference, Cambridge, 18-19 November 2024,

Kelly, James ORCID: https://orcid.org/0009-0000-9913-8138, Wang, Jing, Ofiare, Afesomeh, Ridler, Nick and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (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, Jing, Ofiare, Afesomeh, Li, Qingxia, Kelly, James ORCID: https://orcid.org/0009-0000-9913-8138, Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (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, Jing, Ofiare, Afesomeh, CHENG, Huihua, Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (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, Yunan, Zhong, Mingyan, Ma, Yufei ORCID: https://orcid.org/0009-0002-2555-8783, Khusna, Efrilia Marifatul, Yi, Yi, Ofiare, Afesomeh, Al-Taai, Qusay ORCID: https://orcid.org/0000-0001-5741-0527, Al-Moathin, Ali and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (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, Chong ORCID: https://orcid.org/0000-0001-5654-0039, Ofiare, Afesomeh, Wang, Jing, Cheng, Huihua, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, James ORCID: https://orcid.org/0009-0000-9913-8138, Wang, Jing, Cheng, Huihua, Ofiare, Afesomeh and Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 (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. ORCID: https://orcid.org/0000-0002-7530-2922 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (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, Jungang, Das, Rupam ORCID: https://orcid.org/0000-0001-7351-9928, Hoare, Daniel, Wang, Huxi, Ofiare, Afesomeh, Mirzai, Nosrat, Mercer, John ORCID: https://orcid.org/0000-0002-3204-7511 and Heidari, Hadi ORCID: https://orcid.org/0000-0001-8412-8164 (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. ORCID: https://orcid.org/0000-0002-7530-2922, Hassan, S., Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (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, Aniket, Taking, Sanna, Ofiare, Afesomeh, Karami, Kaivan ORCID: https://orcid.org/0000-0002-7530-2922, Elksne, Maira, Dwidar, Mahmud, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Davide ORCID: https://orcid.org/0000-0003-2582-9037, Morariu, Razvan, Ofiare, Afesomeh and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Afesomeh, Taking, Sanna, Elksne, Maira ORCID: https://orcid.org/0000-0003-2999-3520, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Ghosh, S., Kappers, M., Oliver, R.A. and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Davide ORCID: https://orcid.org/0000-0003-2582-9037, Morariu, Razvan, Ofiare, Afesomeh and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (2022) In_0.53Ga_0.47As/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, Aniket, Taking, Sanna, Elksne, Maira ORCID: https://orcid.org/0000-0003-2999-3520, Ofiare, Afesomeh, Karami, Kaivan ORCID: https://orcid.org/0000-0002-7530-2922, Dwidar, Mahmud, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Kaivan ORCID: https://orcid.org/0000-0002-7530-2922, Taking, Sanna, Ofiare, Afesomeh, Elksne, Maira ORCID: https://orcid.org/0000-0003-2999-3520, Dhongde, Aniket, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Qusay Raghib Al ORCID: https://orcid.org/0000-0001-5741-0527, Wang, Jue, Morariu, Razvan ORCID: https://orcid.org/0000-0002-9626-0952, Ofiare, Afesomeh, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Davide ORCID: https://orcid.org/0000-0003-2582-9037, Weimann, Nils, Al-Taai, Qusay Raghib Al ORCID: https://orcid.org/0000-0001-5741-0527, Ofiare, Afesomeh and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Aniket, Taking, Sanna, Elksne, Maira ORCID: https://orcid.org/0000-0003-2999-3520, Samanta, Swagata ORCID: https://orcid.org/0000-0003-2943-0189, Ofiare, Afesomeh, Karami, Kaivan ORCID: https://orcid.org/0000-0002-7530-2922, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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. ORCID: https://orcid.org/0000-0002-7530-2922, Dhongde, A., Al-Khalidi, A. ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (2021) Investigation of plasma induced etch damage/changes in AlGaN/GaN HEMTs. International Journal of Nanoelectronics and Materials, 14, pp. 29-36.

Karami, K. ORCID: https://orcid.org/0000-0002-7530-2922, Taking, S., Dhongde, A., Ofiare, A., Al-Khalidi, A. ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (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. ORCID: https://orcid.org/0000-0002-7530-2922, Taking, S., Ofiare, A., Dhongde, A., Al-Khalidi, A. ORCID: https://orcid.org/0000-0003-3739-1204 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (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, Razvan ORCID: https://orcid.org/0000-0002-9626-0952, Wang, Jue, Cornescu, Andrei Catalin, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Ofiare, Afesomeh, Figueiredo, José M.L. and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Ali, Hou, Lianping ORCID: https://orcid.org/0000-0001-8405-8389, Ofiare, Afesomeh, Wang, Jue, Ye, Shengwei ORCID: https://orcid.org/0000-0002-3987-8705, Li, Chong ORCID: https://orcid.org/0000-0001-5654-0039 and Marsh, John H. ORCID: https://orcid.org/0000-0002-2851-413X (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, Andrei Catalin, Morariu, Razvan ORCID: https://orcid.org/0000-0002-9626-0952, Ofiare, Afesomeh, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Wang, Jue, Figueiredo, José M.L. and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Wang, Liquan, Morariu, Razvan ORCID: https://orcid.org/0000-0002-9626-0952, Ofiare, Afesomeh and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Morariu, Razvan ORCID: https://orcid.org/0000-0002-9626-0952, Ofiare, Afesomeh, Wang, Liquan and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Zhang, Cui, Ofiare, Afesomeh, Wang, Liquan, Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X and Figueiredo, Jose 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, Khalid Hamed, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Ofiare, Afesomeh, Wang, Jue and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Khalid Hamed, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Ofiare, Afesomeh, Wang, Jue and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Alharbi, Khalid, Ofiare, Afesomeh, Zhou, Haiping, Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X and Figueiredo, José (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, Jue, Al-Khalidi, Abdullah ORCID: https://orcid.org/0000-0003-3739-1204, Alharbi, Khalid, Ofiare, Afesomeh, Zhou, Haiping and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Afesomeh, Wang, Jue, Alharbi, Khalid, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X and Wang, Liquan (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, Khalid Hamed, Ofiare, Afesomeh, Kgwadi, Monageng, Khalid, Ata-ul-Habib ORCID: https://orcid.org/0000-0002-4039-8282 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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. ORCID: https://orcid.org/0000-0002-4039-8282, Cumming, D. ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (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. ORCID: https://orcid.org/0000-0002-4039-8282, Cumming, D. ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, E. ORCID: https://orcid.org/0000-0001-5014-342X (2015) D-band Resonant Tunnelling Diode Oscillator with High Output Power. In: UK Semiconductors 2015, Sheffield, UK, 1-2 July 2015,

Wang, Jue, Alharbi, Khalid, Ofiare, Afesomeh, Zhou, Haiping, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Cumming, David ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Ofiare, Afesomeh, Alharbi, Khalid, Brown, Raphael, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Cumming, David ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Wang, Jue, Ofiare, Afesomeh, Alharbi, Khalid, Cumming, David ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Afesomeh, Alharbi, Khalid, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Wang, Jue, Cumming, David ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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, Jue, Alharbi, Khalid, Ofiare, Afesomeh, Khalid, Ata ORCID: https://orcid.org/0000-0002-4039-8282, Wang, Liquan, Cumming, David ORCID: https://orcid.org/0000-0002-7838-8362 and Wasige, Edward ORCID: https://orcid.org/0000-0001-5014-342X (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)

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