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 22 (Issues 1-4) 2022 of IEJ would not have been possible. A | Mr. N. Abdou, Universit ́e Moulay Ismaïl – UMI, Mekn`es, Morocco | Asst. Prof. Dr. Ayman Al-Quraan, Yarmouk University, Irbid, Jordan | Assoc. Prof. Samah Ben Ayed, New Mexico State University Las Cruces, New Mexico, USA | | B | Prof. Elfadil Bashir, Qassim University, Saudi Arabia | Prof. Nir Becker, Tel-Hai College, Israel | Asst. Prof. Dr. Chatchai Benjapiyaporn, Khon Kaen University, Khon Kaen, Thailand | Asst. Prof. Omer Faruk Beyca, Istanbul Technical University, Istanbul, Turkey | | C | Asst. Prof. Diyah Sukanti Cahyaningsih, University of Merdeka Malang, Indonesia | Assoc. Prof. Dr. Rafael de Camargo Catapan, Federal University of Santa Catarina, Joinville, Brazil | Dr. Erman Celik, Fırat University, Elazığ, Turkey | Prof. Fernando V. Cerna, Federal University of Roraima, Brazil | Asst. Prof. Dr. Jyoti Prasad Chakraborty, Indian Institute of Technology (Banaras Hindu University), Varanasi, India | | D | Asst. Prof. Parnjit Damrongkulkamjorn, Kasetsart University, Thailand | Dr. Paul Anthony Maria Das, Taylor’s University Selangor, Malaysia | Dr. Subhra Das, Amity University Haryana, Haryana, India | Dr. Sangjukta Devi, Indian Institute of Technology Guwahati, India | Prof. Vo-Ngoc Dieu, Ho Chi Minh City University of Technology, Vietnam | Asst. Prof. Dr. Keyoon Duanguppama, Kalasin University, Thailand | | E | Assoc. Prof. Cem Emeksiz, Gaziosmanpaşa University, Turkey | | F | Dr. Muhammad Khalid Farooq, Pakistan Bureau of Statistics, Islamabad, Pakistan | Dr. Mary Ann Joy Quirapas Franco, National University of Singapore, Singapore | | G | Mr. David-Andres Galeano, Universidad de Antioquia, Colombia | Asst. Prof. Pablo A.García-Salaberri, Universidad Carlos III de Madrid, Leganés, Spain | Dr. Da Gao, Huazhong University of Science and Technology, Wuhan, China | Dr. Jingzhou Gao, Xi’an Jiaotong University, China | Dr Sachin Gupta, Sardar Patel Renewable Energy Research Institute, Gujarat, India | | H | Asst Prof Santosh Kumar Hotta, Kalinga Institute of Industrial Technology, Odisha, India | Dr. Yang Hu, Southwest Petroleum University, Chengdu,China | Dr. Cong Minh Huynh, Eastern International University, Vietnam | | I | Prof. Dr. Mohammad Isa Irawan, Institut Teknologi Sepuluh Nopember, Kampus ITS Keputih, Surabaya, Indonesia | Prof. Bambang Irawan, State Polytechnic of Malang, Indonesia | | J | Dr. Khasani Jaelani, Gadjah Mada University, Yogyakarta, Indonesia | Dr. Ajaz Bashir Janjua, Heavy Mechanical Complex, Pakistan | Dr. Tibin Joseph, Cardiff University, United Kingdom | Dr. Siripha Junlakarn, Chulalongkorn University, Thailand | | K | Dr. Subash Ranjan Kabat, Kalinga Institute of Industrial Technology, India | Dr. Murat Kahraman, TUBITAK Marmara Research Center, Energy Institute, Kocaeli, Turkey | Dr. Hideki Kanda, Nagoya University, Japan | Assoc. Prof. Kaan Kerdchuen, Rajamangala University of Technology Isan, Nakhon Ratchasima, Thailand | Assoc. Prof. Farshid Keynia, Graduate University of Advanced Technology, Kerman, Iran | Asst. Prof. Florence G. Kiburi, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya | Prof. Berkah Fajar Tamtomo Kiono, Diponegoro University, Semarang, Indonesia | Prof. S. Kumar, Asian Institute of Technology, Thailand | Asst. Prof. Dr. Sanjay Kumar, Dr. B.R. Ambedkar National Institute of Technology, Punjab, India | | L | Asst. Prof. Ravita Lamba, Malaviya National Institute of Technology, Jaipur, India | Assoc. Prof. Dr. Bundit Limmeechokchai, Thammasat University, Thailand | Mr. Xiaojun Li, Texas A&M University, USA | Dr. Yunhua Li, MacDonald-Miller Facility Solutions, USA | Dr. Jun Liu, Nanjing University of Information Science & Technology, Nanjing, China | Dr. Qite Liu, Xi’an University of Architecture and Technology, Xi’an, China | Mr. Zixuan Luo, Tsinghua University, China | | M | Dr. Nimal Madhu, Amrita Vishwa Vidyapeetham, Coimbatore, Tamil Nadu, India | Assoc. Prof. Samy Marey, Agricultural Engineering Research Institute (AENRI), Giza, Egypt | Dr. Clement Mintan, Taiyuan University of Technology, Taiyuan, China | Dr. M. Mirmanto, Mataram University, Indonesia | Asst Prof. Vijay Kumar Mishar, Kalinga Institute of Industrial Technology, Odisha, India | Assoc. Prof. Dr. Vinod Mishra, Monash University, Victoria, Australia | Dr. Arpita Mondal, Indian Institute of Technology Kharagpur, India | Dr. Pradip Mondal, Indian Institute of Engineering Science and Technology (IIEST), India | Asst. Prof. Dr. Sabri Mrayed, University of Bahrain, Kingdom of Bahrain | | N | Dr. Rana R. Neiber, University of Chinese Academy of Sciences, China | Dr. Suardi Nur, Universitas Islam Negeri Ar-Raniry Banda Aceh, Banda Aceh, Indonesia | | O | Asst. Prof. Omer Osman, King Faisal University, Saudi Arabia | Dr. S.O. Oyedepo, Covenant University, Ota, Nigeria | | P | Mr. Nirash Paija, Tribhuwan University, Nepal | Asst. Prof. Dr. Nattadon Pannucharoenwong, Thammasat University, Pathumthani, Thailand | Dr. Dmitry Pashchenko, Samara State Technical University, Samara, Russia | Dr. Vu Minh Phap, Vietnam Academy of Science and Technology, Vietnam | | Q | Dr Muhammad Nafees Mumtaz Qadri, National University of Sciences and Technology Islamabad, Pakistan | Dr. Emanuele Quaranta, European Commission Joint Research Centre, Ispra, Italy | | R | Assoc. Prof. Faizur Rahman, King Fahd University of Petroleum and Minerals, Saudi Arabia | Dr. Athula Rajapakse, University of Manitoba, Canada | Prof. Carlo Renno, University of Salerno, Fisciano (Salerno) - Italy | Assoc. Prof. Abdul Rahim Ridzuan, Universiti Teknologi MARA (UiTM), Kampus Alor Gajah, Melaka, Malaysia | Assoc. Prof Akshaya Kumar Rout, KIIT Deemed to be University, Odisha, India | Prof. Joyashree Roy, Asian Institute of Technology, Thailand | | S | Prof. Md Nazmus Sadekin, Mawlana Bhashani Science and Technology University, Bangladesh | Prof. Ahmet Sahin, Istanbul Technical University, Istanbul, Turkey | Prof. Satyabrata Sahoo, Indian Institute of Technology (Indian School of Mines), India | Dr. Dyah Wulan Sari, Airlanngga University, Indonesia | Dr. Nur Surayya Mohd Saudi, Universiti Pertahanan Nasional Malaysia, Kuala Lumpur, Malaysia | Asst. Prof. Arun Saco Selvaraj, Sri Venkateswara College of Engineering and Technology, Andhra Pradesh, India | Dr. Muhammad Umair Shahid, Khawaja Fareed University of Engineering & Information Technology (KFUEIT), Rahim Yar Khan, Pakistan | Prof. Walaa Mahmoud Shehata, Suez University, Suez, Egypt | Dr. Parulian Sihotang, University of Dundee, Scotland, United Kingdom | Asst Prof. Samarendra Pratap Singh, Dr Rammannohar Lohia Avadh University, Ayodhya, India | Assoc. Prof. Nitipong Soponpongpipat, Silpakorn University, Bangkok, Thailand | Asst. Prof. Dr. Aphichat Srichat, Udon Thani Rajabhat University, Udonthani, Thailand | Dr. G. Srinivasan, Indian Institute of Technology Guwahati, Assam, India | | T | Asst. Prof. Vinopraba T., National Institute of Technology Puducherry, India | Dr. Prapita Thanarak, Naresuan University, Thailand | Asst. Prof. Chalothorn Thumthae, Suranaree University of Technology, Nakhon Ratchasima, Thailand | Assoc. Prof. Yodchai Tiaple, Kasetsart University, Sriracha Campus, Chon Buri, Thailand | Prof. Dr. Wen-Tien Tsai, National Pingtung University of Science and Technology, Pingtung, Taiwan | Dr. Zhengkai Tu, Huazhong University of Science and Technology, Wuhan, China | | U | Dr.Parnuwat Usapein, Rajamangala University of Technology Rattanakosin, Salaya, Thailand | | V | Asst. Prof. Dr. Ponthep Vengsungnle, Rajamangala University of Technology Isan, Nakhon Ratchasima, Thailand | | W | Prof. Jompob Waewsak, Thaksin University (Phatthalung Campus), Thailand | Prof. Somchai Wongwises, King Mongkut's University of Technology, Thonburi, Thailand | | Z | Dr. Anis Zaman, Murdoch University, Australia | |