Augustine Nwajana

Dr Augustine Nwajana PhD, PGCHE, FHEA, MIET, SMIEEE

Senior Lecturer in Electronic Engineering

Dr Augustine Nwajana is currently a senior lecturer with the University of Greenwich, an institution he originally joined as a lecturer in October 2019. His current research interests include RF energy harvesting/scavenging; battery-less RF/microwave systems; passive RF/microwave devices, etc. He has authored/co-authored five books, several journal articles, book chapters, and conference papers. Augustine is currently serving as editor for IGI Global USA, and Electronics MDPI Switzerland. He has served as keynote/Invited speaker and TPC member for several conferences. He is a Senior Member of the IEEE, a Member of the IET, and a Fellow of the HEA.

Dr Nwajana was previously with Siemens AG as a Telecoms Engineer for five years (2004 to 2009), where his experience spanned many countries including the USA, UK, UAE, Germany, South Africa, Ghana, and Nigeria. He was also with Coventry University as an associate lecturer and with the University of East London as a part-time lecturer.

Electrical and electronic engineering Engineering

Responsibilities within the university

Module Leader, 2019 – Present:

  • Design of Advanced Electronic Systems (Level 7)
  • Digital Electronic Systems (Level 5)
  • Multiple Technology Projects (Level 5)

Module Contributor:

  • RF/Microwave Engineering and Antennas (Level 7)
  • Embedded Electronics and Communications (Level 7)
  • Practical and Experimental Skills (Level 4)

Exams Officer – School of Engineering

Recognition

Research / Scholarly interests
  • Analysis and design of RF/microwave devices,
  • Substrate Integrated Waveguide (SIW),
  • Planar transmission lines,
  • RF energy harvesting,
  • Battery-less RF/Microwave systems.

Recent publications

Article

Saeed, Muhammad and , Nwajana, Augustine (2024), A review of beamforming microstrip patch antenna array for future 5G/6G networks. Frontiers Media. In: , , , . Frontiers Media, Frontiers in Mechanical Engineering, 9: 1288171 . pp. 1-15 2297-3079 (Online) (doi: https://doi.org/10.3389/fmech.2023.1288171).

Nwajana, Augustine and , Obi, Emenike Raymond (2023), Application of compact folded-arms square open-loop resonator to bandpass filter design. MDPI AG. In: , , , . MDPI AG, Micromachines, 14: 320 (2) 2072-666X (Online) (doi: https://www.mdpi.com/2072-666X/14/2/320).

Imasuen, Ifueko Itohan and , Nwajana, Augustine (2022), Balancing WTO-TRIPS standard against Nigeria counterfeit regulatory efforts: a critique. IGI Global. In: , , , . IGI Global, International Journal of Public and Private Perspectives on Healthcare, Culture, and the Environment, 6: 75 (1) . pp. 1-19 ISSN: 2471-1047 (Print), 2471-1055 (Online) (doi: https://doi.org/10.4018/IJPPPHCE.301575) NB Item availability restricted.

Obi, Emenike R. and , Nwajana, Augustine (2022), Modeling, integration, and automation of degradation to generate asset lifespan analytics using AssessLIFE software. IGI Global - Information Resources Management Association. In: , , , . IGI Global - Information Resources Management Association, International Journal of Manufacturing, Materials, and Mechanical Engineering, 12: 28 (1) . pp. 1-40 ISSN: 2156-1680 (Print), 2156-1672 (Online) (doi: https://doi.org/10.4018/IJMMME.300828).

Nwajana, Augustine and , Obi, Emenike Raymond (2022), A review on SIW and its applications to microwave components. MDPI. In: , , , . MDPI, Electronics, 11: 1167 (7) . pp. 1-21 2079-9292 (Online) (doi: https://www.mdpi.com/2079-9292/11/7/1160).

Ijemaru, Gerald and , Nwajana, Augustine (2021), Image processing system using MATLAB-based analytics. Institute of Advanced Engineering and Science (IAES). In: , , , . Institute of Advanced Engineering and Science (IAES), Bulletin of Electrical Engineering and Informatics, 10 (5) . pp. 2566-2577 ISSN: 2089-3191 (Print), 2302-9285 (Online) (doi: https://beei.org/index.php/EEI/article/view/3160).

Nwajana, Augustine and , (2021), A step-by-step approach to bandpass/channel filter design. IGI Global. In: , , , . IGI Global, International Journal of Electronics, Communications, and Measurement Engineering, 10: 1 (2) . pp. 1-14 ISSN: 2578-7551 (Print), 2578-7543 (Online) (doi: https://doi.org/10.4018/IJECME.2021070101) NB Item availability restricted.

Nwajana, Augustine O. , Ijemaru, Gerald K., Ang, Kenneth L.-M., Seng, Jasmine K. P. , Yeo, Kenneth S. K. (2021), Unbalanced two-way filtering power splitter for wireless communication systems. MDPI. In: , , , . MDPI, Electronics, 10: 617 (5) 2079-9292 (Online) (doi: https://doi.org/10.3390/electronics10050617).

Nwajana, Augustine Onyenwe and , (2020), Circuit modelling of bandpass/channel filter with microstrip implementation. Universitas Ahmad Dahlan. In: , , , . Universitas Ahmad Dahlan, Indonesian Journal of Electrical Engineering, and Informatics, 8 (4) . pp. 696-705 ISSN: 2089-3272 (Print), (doi: http://section.iaesonline.com/index.php/IJEEI/article/view/2466).

Nwajana, Augustine O. , Okafor, Patrick U., Arinze, Stella N. (2020), T-junction diplexer for RF front end of a cellular base station. IAMOT. In: , , , . IAMOT, INTERNATIONAL JOURNAL OF MICROWAVE AND OPTICAL TECHNOLOGY, 15 (6) . pp. 537-543 ISSN: 1553-0396 (Print), (doi: ).

Isibor, Ihianle , Nwajana, Augustine O., Ebenuwa, Solomon Henry, Otuka, Richard I. , Owa, Kayode , Orisatoki, Mobolaji O. (2020), A deep learning approach for human activities recognition from multimodal sensing devices. Institute of Electrical and Electronics Engineers (IEEE). In: , , , . Institute of Electrical and Electronics Engineers (IEEE), IEEE Access, 8 . pp. 179028-179038 2169-3536 (Online) (doi: https://doi.org/10.1109/ACCESS.2020.3027979).

Nwajana, Augustine O. , Dainkeh, Amadu, Yeo, Kenneth Siok Kiam (2018), Substrate integrated waveguide (SIW) diplexer with novel input/output coupling and no separate junction. EMW Publishing. In: , , , . EMW Publishing, Progress In Electromagnetics Research M, 67 . pp. 75-84 ISSN: 1937-8726 (Print), (doi: https://dx.doi.org/10.2528/PIERM18021603).

Nwajana, Augustine O. , Dainkeh, Amadu, Yeo, Kenneth S.K. (2017), Substrate integrated waveguide (SIW) bandpass filter with novel microstrip-CPW-SIW input coupling. Sociedade Brasileira de Microondas e Optoeletrônica; Sociedade Brasileira de Eletromagnetismo. In: , , , . Sociedade Brasileira de Microondas e Optoeletrônica; Sociedade Brasileira de Eletromagnetismo, Journal of Microwaves, Optoelectronics and Electromagnetic Applications, 16 (2) . pp. 393-402 2179-1074 (Online) (doi: https://dx.doi.org/10.1590/2179-10742017v16i2793).

Nwajana, Augustine Onyenwe and , Yeo, Kenneth Siok Kiam (2016), Microwave diplexer purely based on direct synchronous and asynchronous coupling. Radioengineering Society. In: , , , . Radioengineering Society, Radioengineering, 25 (2) . pp. 247-252 ISSN: 1210-2512 (Print), 1805-9600 (Online) (doi: https://dx.doi.org/10.13164/re.2016.0247).

Dainkeh, A. , Nwajana, A.O., Yeo, K.S.K. (2016), Filtered power splitter using microstrip square open loop resonators. EMW Publishing. In: , , , . EMW Publishing, Progress In Electromagnetics Research C, 64 . pp. 133-140 ISSN: 1937-8718 (Print), (doi: https://dx.doi.org/10.2528/PIERC16042005).

Book

Nwajana, Augustine / O. and , (2020), Dual-Band Microwave Filter for WiMax Application. LAMBERT Academic Publishing. In: , , , . LAMBERT Academic Publishing, Germany (1st) . ISBN: 9786202677585 (doi: https://www.lap-publishing.com/catalog/details/store/gb/book/978-620-2-67758-5/dual-band-microwave-filter-for-wimax-application).

Nwajana, Augustine Onyenwe and , Yeo, Kenneth Siok (2020), Practical Approach to Substrate Integrated Waveguide (SIW) Diplexer: Emerging Research and Opportunities. IGI Global. In: , , , . IGI Global, Hershey, PA, USA , 26 (1st) . ISBN: 9781799820840 (doi: https://www.igi-global.com/book/practical-approach-substrate-integrated-waveguide/235489).

Book section

Kure, Halima and , Nwajana, Augustine (2022), Protection of critical infrastructure using an Integrated Cybersecurity Risk Management (i-CSRM) framework. IGI Global. In: , , In: Augustine Nwajana (ed.), 5G Internet of Things and Changing Standards for Computing and Electronic Systems. IGI Global, Hershey, Pennsylvania (1st) . pp. 94-133 . ISBN: 9781668438558; 1668438550; 9781668438565; 97816684385 (doi: https://doi.org/10.4018/978-1-6684-3855-8.ch004).

Obi, Emenike and , Nwajana, Augustine (2022), AssessLIFE software for automation of asset degradation to estimate Asset life and degradation drivers. IGI Global. In: , , In: Augustine Nwajana (ed.), 5G Internet of Things and Changing Standards for Computing and Electronic Systems. IGI Global, Hershey, Pennsylvania (1st) . pp. 30-80 . ISBN: 9781668438558; 1668438550; 9781668438565; 97816684385 (doi: https://doi.org/10.4018/978-1-6684-3855-8.ch002).

Ijemaru, Gerald K. , Ngharamike, Ericmoore T., Oleka, Emmanuel U., Nwajana, Augustine O. (2021), An energy-efficient model for opportunistic data collection in IoV-enabled SC waste management. IGI Global. In: , , , Handbook of Research on 5G Networks and Advancements in Computing, Electronics, and Electrical Engineering. IGI Global, . ISBN: 9781799869924 (doi: https://dx.doi.org/10.4018/978-1-7998-6992-4.ch001) NB Item availability restricted.

Nwajana, Augustine O. , Obi, Emenike Raymond, Ijemaru, Gerald Kelechi, Oleka, Emmanuel U. , Anthony, Destiny Chidi (2021), Fundamentals of RF/Microwave bandpass filter design. IGI Global. In: , , In: Augustine O. Nwajana, Isibor Kennedy Ihianle (eds.), Handbook of Research on 5G Networks and Advancements in Computing, Electronics, and Electrical Engineering. IGI Global, USA . pp. 149-164 . ISBN: 9781799869924 (doi: https://doi.org/10.4018/978-1-7998-6992-4.ch005) NB Item availability restricted.

Conference proceedings

Saeed, Muhammad A. and , Nwajana, Augustine (2024), Sub-terahertz microstrip antenna array for future communication. Institute of Electrical and Electronics Engineers (IEEE). In: 2023 International Conference on Electrical, Computer and Energy Technologies (ICECET), 16-17 November 2023, Cape Town, South Africa In: ICECET Conference Committee (ed.), 2023 International Conference on Electrical, Computer and Energy Technologies (ICECET). Cape Town, South Africa, 16th - 17th November 2023. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey (1st) . pp. 1-4 . ISBN: 9798350327816; :9798350327823 (doi: https://doi.org/10.1109/ICECET58911.2023.10389582).

Saeed, Muhammad A. and , Nwajana, Augustine (2023), U-Shaped terahertz microstrip patch antenna for 6G future communications. Institute of Electrical and Electronics Engineers (IEEE). In: , , , 2023 7th International Electromagnetic Compatibility Conference (EMC Turkiye). 17th - 20th September 2023. Istanbul, Turkiye. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New York (1st) . pp. 1-4 . ISBN: 9798350342130; 9798350342147 (doi: https://doi.org/10.1109/EMCTurkiye59424.2023.10287461).

Saeed, Muhhamed and , Nwajana, Augustine (2023), A novel beamforming antenna array for 5G and beyond applications. Institute of Electrical and Electronics Engineers (IEEE). In: , , In: ICEET 2022 Conference committee (ed.), Proc. of the 8th International Conference on Engineering and Emerging Technologies (2022 ICEET). 27-28 October 2022. Kuala Lumpur, Malaysia. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey (1st) . pp. 1-4 . ISBN: 9781665491068; 9781665491051; 9781665491075ISSN: 2409-2983 (Print), 2831-3682 (Online) (doi: https://doi.org/10.1109/ICEET56468.2022.10007412).

Saeed, Muhammad A. , Ahmad, Muneeb, Nwajana, Augustine, Rehman, Masood Ur , Muhammad Ammar, Sohaib , Ateeqa, Naseer (2022), Coaxial feed ultra-wideband microstrip antenna for medical applications. Institute of Electrical and Electronics Engineers (IEEE). In: , , In: Uzun Winberg, Yunus Uzun (eds.), 2022 International Conference on Electrical, Computer and Energy Technologies (ICECET), 20-22 July 2022. Prague, Czech Republic. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey (2) (1st) . pp. 1-4 . ISBN: 9781665470872; 9781665470889 (doi: https://ieeexplore.ieee.org/document/9872795).

Nwajana, Augustine and , (2021), Formulation for energy distribution in T-junctions for diplexer design. Institute of Electrical and Electronics Engineers (IEEE). In: , , In: ICECCE 2021 Organizing Committee (ed.), 2021 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). Kuala Lumpur, Malaysia. 12-13 June 2021. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, NJ (1st) . pp. 1-4 . ISBN: 9781665438971 ; 9781665446020 (doi: https://doi.org/10.1109/ICECCE52056.2021.9514074).

Ogbodo, Eugene and , Nwajana, Augustine (2021), A bandpass filter using edge coupled and direct coupled techniques. Institute of Electrical and Electronics Engineers (IEEE). In: , , In: ICECCE 2021 Organizing Committee (ed.), 2021 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). Kuala Lumpur, Malaysia. 12-13 June 2021. Institute of Electrical and Electronics Engineers (IEEE), Piscataway, NJ (1st) . pp. 1-4 . ISBN: 9781665438971 ; 9781665446020 (doi: https://ieeexplore.ieee.org/document/9514068) NB Item availability restricted.

Nwajana, Augustine O. , Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K. , Aneke, Sampson O. , Edoh, Aloysius A. (2020), Symmetric 3dB filtering power divider with equal output power ratio for communication systems. IEEE. In: , , , 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE, . ISBN: 9781728171166 (doi: https://doi.org/10.1109/ICECCE49384.2020.9179400).

Nwajana, Augustine O. and , Yeo, Kenneth S. K. (2017), Multi-coupled resonator microwave diplexer with high isolation. IEEE. In: European Microwave Conference 2016, , , 2016 46th European Microwave Conference (EuMC). IEEE, . pp. 1167-1170 . ISBN: 9782874870439 (doi: https://dx.doi.org/10.1109/EuMC.2016.7824556).

Nwajana, Augustine O. , Yeo, Kenneth S. K., Dainkeh, Amadu (2017), Low cost SIW Chebyshev bandpass filter with new input/output connection. IEEE. In: 2016 16th Mediterranean Microwave Symposium (MMS), , , 2016 16th Mediterranean Microwave Symposium (MMS). IEEE, . pp. 1-4 . ISBN: 9781509025862 2157-9830 (Online) (doi: https://dx.doi.org/10.1109/MMS.2016.7803795).

Edited book

Gregor, Raul , Yeap, Kim H., Nwajana, Augustine (2023), Power Electronics, Radio Frequency and Microwave Engineering. IntechOpen. In: , , , . IntechOpen, London (1st) . ISBN: 9781803569123; 9781803569116; 9781803569130 (doi: https://www.intechopen.com/books/11947).

Nwajana, Augustine and , (2022), 5G Internet of Things and changing standards for computing and electronic systems. IGI Global. In: , , , . IGI Global, Hershey, Pennsylvania, USA (1st) . ISBN: 9781668438558; 1668438550; 9781668438565; 9781668438572 (doi: https://doi.org/10.4018/978-1-6684-3855-8).

Nwajana, Augustine and , Yeo, Kenneth S. K. (2022), Emerging research in microwave systems and applications. MDPI. In: , , , . MDPI, Basel, Switzerland (1st) 2079-9292 (Online) (doi: https://www.mdpi.com/journal/electronics/special_issues/MicrowaveSystemApplications).

Nwajana, Augustine and , Zhou, Jiafeng (2021), Advancements in RF, microwave and millimeter-wave circuits and devices. MDPI. In: , , , . MDPI, Basel, Switzerland 2079-9292 (Online) (doi: https://www.mdpi.com/journal/electronics/special_issues/RF_MMWave#editors).

Nwajana, Augustine O. and , Ihianle, Isibor (2021), Handbook of Research on 5G Networks and Advancements in Computing, Electronics, and Electrical Engineering. IGI Global. In: , , , . IGI Global, USA . ISBN: 9781799869924 (doi: https://www.igi-global.com/book/handbook-research-networks-advancements-computing/259590).

Other

Meng, Fanyi , Zhu, Forest, Jin, Jing, Zhou, Peigen , Moloudian, Gholamhosein , Nwajana, Augustine (2024), Call for papers for IET special issue: Emerging technologies in analogue and RF integrated circuits and systems enabling 5/6G communication. Institution of Engineering and Technology (IET). In: , , , . Institution of Engineering and Technology (IET), IET Microwaves, Antennas and Propagation (1st) ISSN: 1751-8725 (Print), 1751-8733 (Online) (doi: https://ietresearch.onlinelibrary.wiley.com/hub/journal/17518733/homepage/call-for-papers/si-2023-001013).

Nwajana, Augustine and , Okafor, Patrick (2023), Call for Papers for Frontiers in Mechanical Engineering Special Issue: RFID and RF Circuits/Components. Frontiers Media. In: , , , . Frontiers Media, Frontiers in Mechanical Engineering (1st) 2297-3079 (Online) (doi: https://www.frontiersin.org/research-topics/54737/rfid-and-rf-circuitscomponents).

Nwajana, Augustine and , (2023), Special Issue Title: RFID and applications of RF/microwave circuits and systems. MDPI. In: , , , . MDPI, Basel, Switzerland (1st) (doi: https://www.mdpi.com/journal/designs/special_issues/JNYO9TL5TK).

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