The International Energy Journal (IEJ) sincerely expresses gratitude to the following individuals who took time to review papers submitted to the journal. Without their patience, Volume 23 (Issues 1-4) 2023 of IEJ would not have been possible. A | Dr. Zainab Afailal, University of Zaragoza, Zaragoza, Spain | Prof. Dr. Radwan A. Almasri, Qassim University, Buraydah, Kingdom of Saudi Arabia | Dr. M. Anish, Sathyabama Institute of Science and Technology, Tamilnadu, India | | B | Assoc. Prof. Dr. Ahmad Banakar, Tarbiat Modares University (TMU), Tehran, Iran | Dr. Jawaharlal Bhukya, Sardar Vallabhbhai National Institute of Technology, Gujarat, India | Dr.-Eng. Bill Vaneck Bot, University of West Attica, Campus II, Athens, Greece | Assoc. Prof. Dr. Elie Bouri, Lebanese American University, Lebanon | | C | Dr. Liya Cai, State Power Investment Corporation Research Institute, Beijing, China | Dr. Tsangyao Chang, Feng Chia University, Taichung City, Taiwan | Prof. Dr. Liping Chen, Hefei University of Technology, Hefei, China | Prof. Ahmet Kibar Çetin, Hacı Bayram Veli University, Turkey | Dr. Andrea Cressoni De Conti, Federal University of ABC (UFABC), Campus of Santo Andre, Brazil | | G | Assoc. Prof. Dr. Amir Ghaedi, Islamic Azad University, Dariun Branch, Iran | Asst. Prof. Dr. Anish Ghimire, Kathmandu University, Nepal | | H | Prof. Dr. Malek Hassanpour, Osmania University, Hyderabad, India | Dr. Sharon Hilarydoss, Indian Institute of Petroleum and Energy (IIPE), Andhra Pradesh, India | | I | Dr. Thamir Khalil Ibrahim, Tikrit University, Tikrit, Iraq | | J | Dr. Diksha Jain, Malaviya National Institute of Technology, Jaipur, India | Assoc. Prof. Dr. Linni Jian, Southern University of Science and Technology, Shenzhen, China | | K | Prof. Dr. Surendra Singh Kachhwaha, Pandit Deendayal Energy University Gandhinagar, Gujarat, India | Dr. Kaustubh Chandrakant Khaire, Indian Institute of Technology Guwahati, Assam, India | Assoc. Prof. Dr. Pravin Kodgire, Pandit Deendayal Energy University Gandhinagar, Gujarat, India | Asst. Prof. Dr. V.B Murali Krishna, Central University of Karnataka, Kalaburagi, Karnataka State, India | Dr. Jaya Prasanna Kumar, M.S. Ramaiah Institute of Technology, Karnataka, India | Dr. Alban Kuriqi, Universidade de Lisboa, Lisbon, Portugal | | L | Assoc. Prof. Dr. Changzhao Liu, Chongqing University, Chongqing, China | | M | Dr. Priyanka Malhan, NIT Kurukshetra, India | Asst. Prof. Dr. Muruganandam Masilamani, University of Technology and Applied Science-IBRI, Oman | | N | Dr. Van Nhanh Nguyen, HUTECH University, Ho Chi Minh, Vietnam | Prof. Vitalii Nitsenko, Ivano-Frankivsk National Technical Oil and Gas University, Ukraine | Dr. Subramaniapillai Niju, PSG College of Technology, Tamilnadu, India | Dr. Francis Namu Njoka, Kenyatta University, Kenya | Dr. Collins Nwaokocha, Olabisi Onabanjo University, Ago-Iwoye, Nigeria | | O | Asst. Prof. Dr. Patrick U. Okoye, Instituto de Energías Renovables (IER-UNAM), Morelos, Mexico | Dr. Kamoru Olufemi Oladosu, Kwara State University Malete, Nigeria | | P | Prof. Dr. John A. Paravantis, University of Piraeus, Piraeus, Greece | Asst. Prof. Dr. Pawan Kumar Pathak, School of Automation,Banasthali Vidyapith, Rajasthan, India | Asst. Prof. Dr. Abhijeet Patil, Padmabhooshan Vasantraodada Patil Institute of Technology, Sangli, India | Dr. Dwi Ajias Pramasari, National Research and Innovation Agency (BRIN), Bogor, Indonesia | | R | Dr. Igor Andreevich Razzhivin, Tomsk Polytechnic University, Russia | | S | Asst. Prof. Dr. Gaurav Saini, Harcourt Butler Technical University Kanpur, India | Assoc. Prof. Dr. Abhishek Saxena, Devbhoomi Uttarakhand University, Dehradun, India | Assoc. Prof. Dr. Dipti Saxena, Malaviya National Institute of Technology, Jaipur, India | Assoc. Prof. Dr. Ramalingam Senthil, SRM Institute of Science and Technology, Chennai, India | Assoc. Prof. Dr. Usep Surahman, Universitas Pendidikan Indonesia, Bandung, Indonesia | | T | Dr. Vahid Sohrabi Tabar, University of Tabriz, Tabriz, Iran | Asst. Prof. Dr. Zinat Tasneem, Rajshahi University of Engineering & Technology, Rajshahi, Bangladesh | Dr. Shyam Thapa, Aims Community College, Colorado, USA | Dr. Ümit Topalci, Süleyman Demirel University, Isparta, Turkey | | V | Prof. Dr. Tharapong Vitidsant, Chulalongkorn University, Thailand | | Y | Dr. Jiacheng Yu, Chinese Academy of Sciences, Beijing, China | | Z | Asst. Prof. Dr. Hao Zhang, Harbin Institute of Technology, Heilongjiang, China | Dr. Honglu Zhu, North China Electric Power University, Beijing, China | Dr. Shengquan Zhou, Tianjin University, Tianjin, China | |