Article

Ijemaru, Gerald K., Ang, Kenneth Li-Minn, Seng, Jasmine Kah Phooi, Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269, Yeoh, Phee Lep and Oleka, Emmanuel U. (2025) On-demand energy provisioning scheme in large-scale WRSNs: survey, opportunities, and challenges. Energies, 18 (2):358. ISSN 1996-1073 (Online) (doi:10.3390/en18020358)

Egbe, Gregory, Arinze, Stella, Ebenuwa, Solomon, Nwajana, Emenike and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2024) Maintenance resources optimization using Pareto analysis: instrumentation air compressor in Oredo, Nigeria. International Journal of Manufacturing, Materials, and Mechanical Engineering, 13 (1). pp. 1-14. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.353392)

Saeed, Muhammad and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2024) A review of beamforming microstrip patch antenna array for future 5G/6G networks. Frontiers in Mechanical Engineering, 9:1288171. pp. 1-15. ISSN 2297-3079 (Online) (doi:10.3389/fmech.2023.1288171)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 and Obi, Emenike Raymond (2023) Application of compact folded-arms square open-loop resonator to bandpass filter design. Micromachines, 14 (2):320. ISSN 2072-666X (Online) (doi:10.3390/mi14020320)

Imasuen, Ifueko Itohan and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2022) Balancing WTO-TRIPS standard against Nigeria counterfeit regulatory efforts: a critique. International Journal of Public and Private Perspectives on Healthcare, Culture, and the Environment, 6 (1):75. pp. 1-19. ISSN 2471-1047 (Print), 2471-1055 (Online) (doi:10.4018/IJPPPHCE.301575)

Obi, Emenike R. and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2022) Modeling, integration, and automation of degradation to generate asset lifespan analytics using AssessLIFE software. International Journal of Manufacturing, Materials, and Mechanical Engineering, 12 (1):28. pp. 1-40. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.300828)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 and Obi, Emenike Raymond (2022) A review on SIW and its applications to microwave components. Electronics, 11 (7):1167. pp. 1-21. ISSN 2079-9292 (Online) (doi:10.3390/electronics11071160)

Ijemaru, Gerald and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2021) Image processing system using MATLAB-based analytics. Bulletin of Electrical Engineering and Informatics, 10 (5). pp. 2566-2577. ISSN 2089-3191 (Print), 2302-9285 (Online) (doi:10.11591/eei.v10i5.3160)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2021) A step-by-step approach to bandpass/channel filter design. International Journal of Electronics, Communications, and Measurement Engineering, 10 (2):1. pp. 1-14. ISSN 2578-7551 (Print), 2578-7543 (Online) (doi:10.4018/IJECME.2021070101)

Book Section

Obi, Emenike and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2022) AssessLIFE software for automation of asset degradation to estimate Asset life and degradation drivers. In: Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269, (ed.) 5G Internet of Things and Changing Standards for Computing and Electronic Systems. IGI Global, Hershey, Pennsylvania, pp. 30-80. ISBN 978-1668438558; 1668438550; 978-1668438565; 978-16684385 (doi:10.4018/978-1-6684-3855-8.ch002)

Kure, Halima and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2022) Protection of critical infrastructure using an Integrated Cybersecurity Risk Management (i-CSRM) framework. In: Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269, (ed.) 5G Internet of Things and Changing Standards for Computing and Electronic Systems. IGI Global, Hershey, Pennsylvania, pp. 94-133. ISBN 978-1668438558; 1668438550; 978-1668438565; 978-16684385 (doi:10.4018/978-1-6684-3855-8.ch004)

Edited Book

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (ed.) (2025) RFID, Microwave Circuit, and Wireless Power Transfer Enabling 5/6G Communication. IGI Global, Hershey, Pennsylvania, USA. ISBN 979-8369387993; 979-8369388006; 979-836938801

Gregor, Raul, Yeap, Kim H. and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (eds.) (2023) Power Electronics, Radio Frequency and Microwave Engineering. IntechOpen, London. ISBN 978-1803569123; 978-1803569116; 978-1803569130

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (ed.) (2022) 5G Internet of Things and changing standards for computing and electronic systems. Advances in Computer and Electrical Engineering (ACEE) Book Series . IGI Global, Hershey, Pennsylvania, USA. ISBN 978-1668438558; 1668438550; 978-1668438565; 978-1668438572

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 and Yeo, Kenneth S. K. (eds.) (2022) Emerging research in microwave systems and applications. Electronics: Emerging Research in Microwave Systems and Applications -Microwave and Wireless Communications . MDPI, Basel, Switzerland. ISSN 2079-9292 (Online)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 and Zhou, Jiafeng (eds.) (2021) Advancements in RF, microwave and millimeter-wave circuits and devices. Electronics: Emerging Research in Microwave Systems and Applications - Microwave and Wireless Communications . MDPI, Basel, Switzerland. ISSN 2079-9292 (Online)

Conference Proceedings

Mahadevaswamy, Chandramouli H., Vasistha, Anup and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2024) Dual-band bandpass filter derived from the transformation of a single-band bandpass filter. In: 2024 25th International Microwave and Radar Conference (MIKON). IEEE. ISBN 979-8350371611 ISSN 2770-3045 (Print), 2995-0570 (Online) (doi:10.23919/MIKON60251.2024.10633986)

Saeed, Muhammad A. and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2024) Sub-terahertz microstrip antenna array for future communication. In: 2023 International Conference on Electrical, Computer and Energy Technologies (ICECET). Cape Town, South Africa, 16th - 17th November 2023. IEEE Xplore . Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey, pp. 1-4. ISBN 979-8350327816; :979-8350327823 (doi:10.1109/ICECET58911.2023.10389582)

Saeed, Muhammad A. and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2023) U-Shaped terahertz microstrip patch antenna for 6G future communications. In: 2023 7th International Electromagnetic Compatibility Conference (EMC Turkiye). 17th - 20th September 2023. Istanbul, Turkiye. IEEE Xplore . Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New York, pp. 1-4. ISBN 979-8350342130; 979-8350342147 (doi:10.1109/EMCTurkiye59424.2023.10287461)

Saeed, Muhhamed and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2023) A novel beamforming antenna array for 5G and beyond applications. In: Proc. of the 8th International Conference on Engineering and Emerging Technologies (2022 ICEET). 27-28 October 2022. Kuala Lumpur, Malaysia. IEEE Xplore . Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey, pp. 1-4. ISBN 978-1665491068; 978-1665491051; 978-1665491075 ISSN 2409-2983 (Print), 2831-3682 (Online) (doi:10.1109/ICEET56468.2022.10007412)

Saeed, Muhammad A., Ahmad, Muneeb, Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269, Rehman, Masood Ur, Muhammad Ammar, Sohaib and Ateeqa, Naseer (2022) Coaxial feed ultra-wideband microstrip antenna for medical applications. In: 2022 International Conference on Electrical, Computer and Energy Technologies (ICECET), 20-22 July 2022. Prague, Czech Republic. ICECET Series (2). Institute of Electrical and Electronics Engineers (IEEE), Piscataway, New Jersey, pp. 1-4. ISBN 978-1665470872; 978-1665470889 (doi:10.1109/ICECET55527.2022.9872795)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2021) Formulation for energy distribution in T-junctions for diplexer design. In: 2021 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). Kuala Lumpur, Malaysia. 12-13 June 2021. IEEExplore . Institute of Electrical and Electronics Engineers (IEEE), Piscataway, NJ, pp. 1-4. ISBN 9781665438971 ; 9781665446020 (doi:10.1109/ICECCE52056.2021.9514074)

Ogbodo, Eugene and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2021) A bandpass filter using edge coupled and direct coupled techniques. In: 2021 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). Kuala Lumpur, Malaysia. 12-13 June 2021. IEEE Xplore . Institute of Electrical and Electronics Engineers (IEEE), Piscataway, NJ, pp. 1-4. ISBN 9781665438971 ; 9781665446020 (doi:10.1109/ICECCE52056.2021.9514068)

Other

Meng, Fanyi, Zhu, Forest, Jin, Jing, Zhou, Peigen, Moloudian, Gholamhosein and Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (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).

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 and Okafor, Patrick (2023) Call for Papers for Frontiers in Mechanical Engineering Special Issue: RFID and RF Circuits/Components. Frontiers Media.

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2023) Special Issue Title: RFID and applications of RF/microwave circuits and systems. MDPI, Basel, Switzerland. (In Press)

Nwajana, Augustine ORCID: https://orcid.org/0000-0001-6591-5269 (2019) International Journal of Electronics, Communications, and Measurement Engineering (IJECME). IGI Global, Hershey, Pennsylvania, USA.