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Announcements
10 July 2023
Energies 2023 Best Ph.D. Thesis Award—Open for Nominations
To reward the academic community, especially young researchers, and enhance communication among scientists, Energies (ISSN: 1996-1073) is offering an award to encourage young researchers in the field of energy.
Energies is currently accepting nominations for the Energies 2023 Best Ph.D. Thesis Award. This prize will be awarded to a Ph.D. student or doctor who has produced a highly anticipated academic thesis.
The prize includes:
- CHF 500;
- An electronic certificate;
- An offer to publish a featured paper in Energies with the article processing charge (APC) waived before the end of 2024.
For more information about the award and how to nominate candidates, please click here.
For further information, please contact the Energies Editorial Office (energies@mdpi.com).
10 July 2023
Energies 2023 Editor of Distinction Award—Open for Nominations
In order to recognize exceptional contributions and maintain the high international standards of Energies (ISSN: 1996-1073), we are pleased to announce the establishment of the Energies 2023 Editor of Distinction Award. This award will be granted to six Editorial Board Members in recognition of their outstanding dedication and efforts toward advancing the mission of Energies.
Eligibility for the award:
- All Editorial Board Members (EBMs), excluding the Evaluation Committee;
- Contributions in 2023 qualify EBMs for the award.
List of documents for nomination:
- Nominee’s CV (Word/PDF);
- Letter of nomination (Word/PDF), for applicants recommended by other EBMs;
- The nomination form.
Prizes:
- One first prize: CHF 1500 and an electronic certificate;
- Two second prizes: CHF 1000 and an electronic certificate each;
- Three third prizes: CHF 500 and an electronic certificate each.
Important dates:
Nomination deadline: 31 January 2024
Winner announcement: 30 April 2024
How to submit nominations?
Please download the nomination form by clicking here, and then send the required materials by email to energies@mdpi.com and cc aimie.li@mdpi.com.
If you have any questions, please feel free to contact aimie.li@mdpi.com.
Find more information about the award and how to nominate candidates, please click here.
3 July 2023
MDPI Insights: The CEO's Letter #1 - Open Access and Impactful Research

Welcome to the MDPI Insights: The CEO's Letter.
In these monthly letters, I will showcase two key aspects of our work at MDPI: our commitment to empowering researchers and our determination to facilitating open scientific exchange.
Opening Thoughts
The Future is Open, and MDPI is Leading the Way
I strongly believe in a future that embraces openness, where open source, open information, and open access (OA) take center stage. This belief that led me to join MDPI in 2020, and I am honored to have recently been appointed as Chief Executive Officer (CEO). In this capacity, and operating in close liaison with Dr. Lin and MDPI’s senior management, I shall work to build on Dr. Lin’s achievements of the past quarter-century. In this role, I will focus on communication initiatives to promote MDPI's remarkable work and continue to build our company as a trusted leader in OA publishing. For over two decades, MDPI has been at the forefront of reshaping the academic publishing landscape, with OA surpassing subscription-based publishing in 2020. This trajectory is deeply rooted in our history and reflects our unwavering commitment and vision for an open future.
1 Million Published Articles
2023 began with a remarkable achievement for MDPI, as we became the first OA publisher to reach the milestone of 1 million published articles. This represents 2.7 million unique authors who have trusted us with their work, or about a third of all researchers worldwide. As the world's most cited OA publisher, we are proud in sharing these significant milestones.
Our mission remains unchanged: to make science open and accessible to all. We understand the importance of knowledge access, empowering researchers to stay at the forefront of a rapidly changing world. Our diverse range of journals covers a wide spectrum of disciplines, offering cutting-edge insights, trusted tools, and crucial knowledge to address global challenges.
Liberating Science
As the world’s leading OA publisher, MDPI is actively liberating science. We are committed to eliminating the frustrations researchers and the general public face when accessing information, ensuring it is not locked behind paywalls. We firmly believe that everyone has a right to information, and our commitment to open access publishing drives our work.
In this inaugural edition of Insights: The CEO's Letter, I draw inspiration from the upcoming 20th anniversary of the Berlin Declaration on Open Access. Its stated mission reminds us that true impact is achieved when knowledge is widely and readily available to society:
"Our mission of disseminating knowledge is only half complete if the information is not made widely and readily available to society”
Impactful Research
MDPI Publishes Impactful Research: Recognized by Leading Indexing Databases
MDPI journals are indexed in every single top database in the world.
As of June 2023, we have 214 journals indexed within Web of Science, 223 indexed within Scopus, 87 indexed within PubMed and PMC, and 17 indexed within MEDLINE, and these numbers increase every month. We constantly strive to expand the coverage of our journals within leading multi-disciplinary and scope-specific databases, resulting in an incredibly broad range of journals that are indexed within a variety of databases. MDPI has active relationships with approximately 65 well-known databases around the world, and we continue to expand our portfolio every year so that your work can be found, cited, and referenced with ease.
Continued Growth of MDPI Journals
The 2022 Scopus and Web of Science journal citation metrics were officially released in June, and I am pleased to report that 31 MDPI journals received their first CiteScore, taking the total number of journals with a CiteScore to 216. The number of MDPI journals receiving an Impact Factor (IF) also continues to grow with 111 receiving their first, by being covered in the ESCI, bringing our total number of journals with an IF to 208 of which 41 journals received an IF above 4.0. Looking at 2022 CiteScores in the Scopus database, 80% of MDPI journals have a score that ranks them in Q1 or Q2 in at least one subject category.
Publishing impactful science would not be possible without all of our authors, editors and reviewers. Thank you for your contribution and continued support! Together we share the latest scientific insights faster and ensure that your work is accessible to all.
Read more
Inside MDPI
Preprints.org: Clarivate adds the Preprint Citation Index to the Web of Science
At MDPI, we are dedicated to driving the advancement of science. Through our initiative, Preprints.org, researchers can publish their work and gain valuable feedback from the broader research community, ensuring rapid progress in their respective fields. This is particularly crucial during times of health and climate challenges, where timely dissemination of findings is essential.
Increased Visibility for Preprints
I am pleased to share that Clarivate recognizes the significance of preprints and has taken a crucial step to enhance their visibility. Clarivate has added the Preprint Citation Index to the Web of Science, encompassing preprints published not only on Preprints.org but also on other reputable repositories.
Looking ahead, the future of preprints appears promising, bolstered by the recent indexing announcement from the Web of Science. As a result, preprints will receive increased visibility, serving as a valuable resource for staying informed about the latest research developments.
Read more
What are Preprints?
The Pros and Cons of Preprints
Preprints and COVID-19
Preprints—The Future of Open Access Publishing?
Coming Together for Science
The First International Conference on Antioxidants: Sources, Methods, Health Benefits and Industrial Applications
In this edition of ‘Coming Together for Science,’ I am pleased to highlight the First International Conference on Antioxidants organized by our conference team in the beautiful city of Barcelona, Spain. The conference attracted over 130 attendees, who engaged in 42 talks, and 89 poster presentations spread across several sessions.
Working Together
Under the leadership of Prof. Dr. Alessandra Napolitano (Department of Chemical Sciences, University of Naples ‘Federico II’, Naples, Italy) and Prof. Dr. Rosa M. Lamuela Raventos (Department of Nutrition, Food Sciences and Gastronomy, University of Barcelona, Spain) as chairs, and supported by the committee members, 10 invited keynote speakers, poster presenters, and all the attendees, this dedicated group of academics came together to discuss the natural sources, methodologies, health benefits, and industrial applications of antioxidants.
Especially noteworthy is the positive feedback received from attendees, with 94% rating the overall organization of the conference as good or excellent. I particularly love the picture above, capturing the gathering of some of the participants. You can browse through more photos in the event gallery located here.
Managing Events With Sciforum
If you are considering hosting your own academic event, I highly recommend checking out Sciforum, MDPI's event management platform. Sciforum simplifies the entire process, making it easy to host your own event by allowing you to focus on what really matters: Science!
Read more
Closing Thoughts
Stefan Tochev, Dr. Shu-Kun Lin, Dr. Eric O. Freed, Peter Roth, Wynne Wang, Allison Yang
Viruses and Editorial Quality: Acknowledging the Dedication of our Viruses Journal Team
During a June meeting with Dr. Eric O. Freed, the founding and current Editor-in-Chief of our journal Viruses, I was reminded of the exceptional dedication of our editorial board. Meeting with Eric is a pleasure, as he has a strong commitment and clear vision for the journal. Over the course of two days, we gained a deep understanding of the journal’s expectations and focus on strategic growth, editorial board representation, and engagement.
I am pleased to share that Viruses holds a CiteScore of 7.1 (an increase of 7.57% versus the 2021 metric) and an Impact Factor of 4.7. You can view the journal statistics here. Viruses publishes highly cited papers, and is indexed in renowned databases such as Scopus, SCIE (Web of Science), PubMed, and others, and maintains affiliations with prestigious societies. Moreover, the Viruses team has recently announced an exciting upcoming event titled ‘Viruses 2024 – A World of Viruses,’ scheduled to take place in Barcelona, Spain, from 14–16 February 2024.
Testimonials
If you notice my enthusiasm regarding our editorial service, it’s because the surveys and testimonials we receive speak volumes about the experiences of our authors, reviewers, and guest editors who collaborate with MDPI. The purpose of these letters is to highlight the exceptional work that we do and the experiences we create for the scholars – thus, let me end with this testimonial from an author:
“It was a great pleasure to publish in Viruses Special Issue [Emerging Viruses in Aquaculture]. The submission process was easy. Guest editors were very helpful and provided all the guidance and support as needed. The handling of the manuscript by the Editorial Team was very fast, efficient, and professional. The reviewer’s comments were insightful, and the publication processes were remarkably rapid.”
– Ms. Magdalena Stachnik, Państwowy Instytut Weterynaryjny | PIWet
Article in Viruses: Emerging Viral Pathogens in Sturgeon Aquaculture in Poland: Focus on Herpesviruses and Mimivirus Detection
Chief Executive Officer
MDPI AG
30 June 2023
Energies Receives an Updated Impact Factor of 3.2

We are pleased to share that Energies (ISSN: 1996-1073) was awarded an updated Impact Factor of 3.2 in the 2022 Journal Citation Reports™ released by Clarivate in June 2023. Energies ranks in Q3 (78 among 115 titles) in the “Energy & Fuels” category.
For further statistics, please visit https://www.mdpi.com/journal/energies/stats.
The support and dedication of all journal editors, reviewers, authors, and readers are essential to our excellent performance. Thank you to everyone who has contributed to and supported our journal.
28 June 2023
2022 Impact Factors for MDPI Journals
The 2022 citation metrics have been released in the Journal Citation Reports (JCR), and we’re pleased to announce the following results for MDPI journals:
We are thrilled to announce that 90% of our ranked MDPI journals, specifically 86 out of 96 (captured in the table below), are performing above average in Q1 or Q2. This year, Clarivate has expanded its Impact Factor (IF) awards to include journals in the Emerging Sources Citation Index (ESCI) and the Arts and Humanities Citation Index (AHCI), providing greater transparency for the full set of journals indexed in the Web of Science Core Collection. As a result, 111 of MDPI journals have received their first IF in 2023, with 37 journals surpassing an IF of 3.0. In total, 208 MDPI journals have been honored with an IF.
Clarivate explains that by "expanding the coverage but holding to highly selective standards, the [Impact Factor] is now a reliable indicator of trustworthiness, as well as a measure of scholarly impact, at the journal level."
Please visit our blog post where we discuss the release of the latest citation metrics with our Indexing Manager, Dr. Constanze Schelhorn, to find out what's different this time around and how to make use of different metrics available.
Journal | Impact Factor | Rank Quartile | Category |
Vaccines | 7.8 | Q1 | Immunology |
Medicine, Research & Experimental | |||
Antioxidants | 7.0 | Q1 | Food Science & Technology |
Biochemistry & Molecular Biology | |||
Chemistry, Medicinal | |||
Cells | 6.0 | Q2 | Cell Biology |
Nutrients | 5.9 | Q1 | Nutrition & Dietetics |
International Journal of Molecular Sciences | 5.6 | Q1 | Biochemistry & Molecular Biology |
Q2 | Chemistry, Multidisciplinary | ||
Journal of Theoretical and Applied Electronic Commerce Research | 5.6 | Q2 | Business |
Biomolecules | 5.5 | Q1 | Biochemistry & Molecular Biology |
Biosensors | 5.4 | Q1 | Chemistry, Analytical |
Instruments & Instrumentation | |||
Q2 | Nanoscience & Nanotechnology | ||
Fractal and Fractional | 5.4 | Q1 | Mathematics, Interdisciplinary Applications |
Marine Drugs | 5.4 | Q1 | Chemistry, Medicinal |
Pharmacology & Pharmacy | |||
Pharmaceutics | 5.4 | Q1 | Pharmacology & Pharmacy |
Nanomaterials | 5.3 | Q1 | Physics, Applied |
Q2 | Chemistry, Multidisciplinary | ||
Materials Science, Multidisciplinary | |||
Nanoscience & Nanotechnology | |||
Cancers | 5.2 | Q2 | Oncology |
Foods | 5.2 | Q1 | Food Science & Technology |
Polymers | 5.0 | Q1 | Polymer Science |
Remote Sensing | 5.0 | Q1 | Geosciences, Multidisciplinary |
Q2 | Remote Sensing | ||
Imaging Science & Photographic Technology | |||
Environmental Sciences | |||
Antibiotics | 4.8 | Q1 | Pharmacology & Pharmacy |
Q2 | Infectious Diseases | ||
Drones | 4.8 | Q2 | Remote Sensing |
Journal of Functional Biomaterials | 4.8 | Q2 | Engineering, Biomedical |
Materials Science, Biomaterials | |||
Biomedicines | 4.7 | Q1 | Pharmacology & Pharmacy |
Q2 | Biochemistry & Molecular Biology | ||
Medicine, Research & Experimental | |||
Journal of Fungi | 4.7 | Q2 | Mycology |
Microbiology | |||
Viruses | 4.7 | Q2 | Virology |
Bioengineering | 4.6 | Q2 | Engineering, Biomedical |
Gels | 4.6 | Q1 | Polymer Science |
Molecules | 4.6 | Q2 | Chemistry, Multidisciplinary |
Biochemistry & Molecular Biology | |||
Pharmaceuticals | 4.6 | Q2 | Pharmacology & Pharmacy |
Chemistry, Medicinal | |||
Toxics | 4.6 | Q1 | Toxicology |
Q2 | Environmental Sciences | ||
Biomimetics | 4.5 | Q1 | Engineering, Multidisciplinary |
Q2 | Materials Science, Biomaterials | ||
Microorganisms | 4.5 | Q2 | Microbiology |
Plants | 4.5 | Q1 | Plant Sciences |
Biology | 4.2 | Q2 | Biology |
Chemosensors | 4.2 | Q2 | Instruments & Instrumentation |
Chemistry, Analytical | |||
Electrochemistry | |||
Membranes | 4.2 | Q2 | Engineering, Chemical |
Materials Science, Multidisciplinary | |||
Chemistry, Physical | |||
Polymer Science | |||
Toxins | 4.2 | Q1 | Toxicology |
Q2 | Food Science & Technology | ||
Metabolites | 4.2 | Q2 | Biochemistry & Molecular Biology |
Batteries | 4.0 | Q2 | Electrochemistry |
Materials Science, Multidisciplinary | |||
Q3 | Energy & Fuels | ||
Catalysts | 3.9 | Q2 | Chemistry, Physical |
Journal of Clinical Medicine | 3.9 | Q2 | Medicine, General & Internal |
Land | 3.9 | Q2 | Environmental Studies |
Sensors | 3.9 | Q2 | Instruments & Instrumentation |
Chemistry, Analytical | |||
Engineering, Electrical & Electronic | |||
Sustainability | 3.9 | Q2 | Environmental Sciences (SCIE) |
Environmental Studies (SSCI) | |||
Q3 | Green & Sustainable Science & Technology (SCIE) | ||
Green & Sustainable Science & Technology (SSCI) | |||
Buildings | 3.8 | Q2 | Construction & Building Technology |
Engineering, Civil | |||
Agronomy | 3.7 | Q1 | Agronomy |
Q2 | Plant Sciences | ||
Fermentation | 3.7 | Q2 | Biotechnology & Applied Microbiology |
Pathogens | 3.7 | Q2 | Microbiology |
Agriculture | 3.6 | Q1 | Agronomy |
Diagnostics | 3.6 | Q2 | Medicine, General & Internal |
Genes | 3.5 | Q2 | Genetics & Heredity |
Journal of Intelligence | 3.5 | Q2 | Psychology, Multidisciplinary |
Lubricants | 3.5 | Q2 | Engineering, Mechanical |
Processes | 3.5 | Q2 | Engineering, Chemical |
Coatings | 3.4 | Q2 | Materials Science, Coatings & Films |
Physics, Applied | |||
Q3 | Materials Science, Multidisciplinary | ||
ISPRS International Journal of Geo-Information | 3.4 | Q2 | Geography, Physical |
Q3 | Computer Science, Information Systems | ||
Remote Sensing | |||
Materials | 3.4 | Q2 | Metallurgy & Metallurgical Engineering |
Physics, Applied | |||
Physics, Condensed Matter | |||
Q3 | Materials Science, Multidisciplinary | ||
Chemistry, Physical | |||
Micromachines | 3.4 | Q2 | Instruments & Instrumentation |
Physics, Applied | |||
Chemistry, Analytical | |||
Q3 | Nanoscience & Nanotechnology | ||
Water | 3.4 | Q2 | Water Resources |
Environmental Sciences | |||
Brain Sciences | 3.3 | Q3 | Neurosciences |
Energies | 3.2 | Q3 | Energy & Fuels |
Fire | 3.2 | Q1 | Forestry |
Q2 | Ecology | ||
Life | 3.2 | Q2 | Biology |
Current Issues in Molecular Biology | 3.1 | Q3 | Biochemistry & Molecular Biology |
Horticulturae | 3.1 | Q1 | Horticulture |
Animals | 3.0 | Q1 | Agriculture, Dairy & Animal Science |
Veterinary Sciences | |||
Insects | 3.0 | Q1 | Entomology |
Atmosphere | 2.9 | Q3 | Meteorology & Atmospheric Sciences |
Environmental Sciences | |||
Electronics | 2.9 | Q2 | Engineering, Electrical & Electronic |
Physics, Applied | |||
Q3 | Computer Science, Information Systems | ||
Forests | 2.9 | Q1 | Forestry |
Inorganics | 2.9 | Q2 | Chemistry, Inorganic & Nuclear |
Journal of Marine Science and Engineering | 2.9 | Q1 | Engineering, Marine |
Q2 | Oceanography | ||
Engineering, Ocean | |||
Metals | 2.9 | Q2 | Metallurgy & Metallurgical Engineering |
Q3 | Materials Science, Multidisciplinary | ||
Tropical Medicine and Infectious Disease | 2.9 | Q2 | Tropical Medicine |
Parasitology | |||
Q3 | Infectious Diseases | ||
Universe | 2.9 | Q2 | Astronomy & Astrophysics |
Physics, Particles & Fields | |||
Healthcare | 2.8 | Q2 | Health Policy & Services (SSCI) |
Q3 | Health Care Sciences & Services (SCIE) | ||
Applied Sciences | 2.7 | Q2 | Engineering, Multidisciplinary |
Physics, Applied | |||
Q3 | Chemistry, Multidisciplinary | ||
Materials Science, Multidisciplinary | |||
Crystals | 2.7 | Q2 | Crystallography |
Q3 | Materials Science, Multidisciplinary | ||
Entropy | 2.7 | Q2 | Physics, Multidisciplinary |
Magnetochemistry | 2.7 | Q2 | Chemistry, Inorganic & Nuclear |
Q3 | Chemistry, Physical | ||
Materials Science, Multidisciplinary | |||
Symmetry | 2.7 | Q2 | Multidisciplinary Sciences |
Actuators | 2.6 | Q2 | Instruments & Instrumentation |
Engineering, Mechanical | |||
Aerospace | 2.6 | Q1 | Engineering, Aerospace |
Behavioral Sciences | 2.6 | Q2 | Psychology, Multidisciplinary |
Current Oncology | 2.6 | Q3 | Oncology |
Machines | 2.6 | Q2 | Engineering, Mechanical |
Q3 | Engineering, Electrical & Electronic | ||
Medicina | 2.6 | Q3 | Medicine, General & Internal |
Separations | 2.6 | Q3 | Chemistry, Analytical |
Minerals | 2.5 | Q2 | Mining & Mineral Processing |
Mineralogy | |||
Geochemistry & Geophysics | |||
Children | 2.4 | Q2 | Pediatrics |
Diversity | 2.4 | Q2 | Biodiversity Conservation |
Q3 | Ecology | ||
Journal of Cardiovascular Development and Disease | 2.4 | Q3 | Cardiac & Cardiovascular Systems |
Mathematics | 2.4 | Q1 | Mathematics |
Photonics | 2.4 | Q3 | Optics |
Veterinary Sciences | 2.4 | Q1 | Veterinary Sciences |
Fishes | 2.3 | Q2 | Marine & Freshwater Biology |
Fisheries | |||
Axioms | 2.0 | Q2 | Mathematics, Applied |
Systems | 1.9 | Q2 | Social Sciences, Interdisciplinary |
Tomography | 1.9 | Q3 | Radiology, Nuclear Medicine & Medical Imaging |
Note: The Journal of Personalized Medicine's Impact Factor was omitted in the original release and will be assigned separately. Please find the data on the journal webpage in due course.
Source: 2022 Journal Impact Factors, Journal Citation Reports TM (Clarivate, 2023)
27 June 2023
Meet Us at the International Conference on Processing & Manufacturing of Advanced Materials: Processing, Fabrication, Properties, Applications, 2–7 July 2023, Vienna, Austria

The International Conference on Processing & Manufacturing of Advanced Materials: Processing, Fabrication, Properties, Applications (THERMEC’2023) is the twelfth international conference on the advanced materials series built upon the proven concept and continues the tradition of its eleven predecessors: Japan (1988), Australia (1997), USA (2000), Spain (2003), Vancouver, Canada (2006), Berlin, Germany (2009), Quebec City, Canada (2011), Las Vegas, USA (2013), Graz, Austria (2016), Paris, France (2018) and Virtual Conference in June 2021.
MDPI will be attending the event as an exhibitor, and we welcome researchers from different backgrounds to visit and share their latest ideas with us.
We are looking forward to meeting you at our booth #35, where you can find more information about the MDPI journals attending the conference:
Our representatives Igor Matic and Teodora Stepanov are eager to answer your questions and address any inquiries you may have.
26 June 2023
Energies 2021 Best Paper Award—Winning Reviews Announced

The editorial team of Energies (ISSN: 1996-1073) would like to congratulate the winners of the Energies 2021 Best Paper Award, who were chosen by a selection committee chaired by the Editor-in-Chief, Prof. Dr. Enrico Sciubba. Following a review process by the Award Evaluation Committee, ten review papers were selected as winners. The recipients are as follows:
- “Recent Progress of Organic Photovoltaics with Efficiency over 17%”
by Xuelin Wang, Qianqian Sun, Jinhua Gao, Jian Wang, Chunyu Xu, Xiaoling Ma and Fujun Zhang
Energies 2021, 14(14), 4200; https://doi.org/10.3390/en14144200
Available online: https://www.mdpi.com/1996-1073/14/14/4200
- “Critical Review of Flywheel Energy Storage System”
by Abdul Ghani Olabi, Tabbi Wilberforce, Mohammad Ali Abdelkareem and Mohamad Ramadan
Energies 2021, 14(8), 2159; https://doi.org/10.3390/en14082159
Available online: https://www.mdpi.com/1996-1073/14/8/2159
- “Review of Multilevel Inverters for PV Energy System Applications”
by Ali Bughneda, Mohamed Salem, Anna Richelli, Dahaman Ishak and Salah Alatai
Energies 2021, 14(6), 1585; https://doi.org/10.3390/en14061585
Available online: https://www.mdpi.com/1996-1073/14/6/1585
- “Methane Cracking for Hydrogen Production: A Review of Catalytic and Molten Media Pyrolysis”
by Malek Msheik,Sylvain Rodat and Stéphane Abanades
Energies 2021, 14(11), 3107; https://doi.org/10.3390/en14113107
Available online: https://www.mdpi.com/1996-1073/14/11/3107
- “A Review of DC Microgrid Energy Management Systems Dedicated to Residential Applications”
by Sadaqat Ali, Zhixue Zheng, Michel Aillerie, Jean-Paul Sawicki, Marie-Cécile Péra and Daniel Hissel
Energies 2021, 14(14), 4308; https://doi.org/10.3390/en14144308
Available online: https://www.mdpi.com/1996-1073/14/14/4308
- “Review on Deep Neural Networks Applied to Low-Frequency NILM”
by Patrick Huber, Alberto Calatroni, Andreas Rumsch and Andrew Paice
Energies 2021, 14(9), 2390; https://doi.org/10.3390/en14092390
Available online: https://www.mdpi.com/1996-1073/14/9/2390
- “CdTe-Based Thin Film Solar Cells: Past, Present and Future”
by Alessandro Romeo and Elisa Artegiani
Energies 2021, 14(6), 1684; https://doi.org/10.3390/en14061684
Available online: https://www.mdpi.com/1996-1073/14/6/1684
- “Bifacial Photovoltaics 2021: Status, Opportunities and Challenges”
by Radovan Kopecek and Joris Libal
Energies 2021, 14(8), 2076; https://doi.org/10.3390/en14082076
Available online: https://www.mdpi.com/1996-1073/14/8/2076
- “Comprehensive Review on Fuel Cell Technology for Stationary Applications as Sustainable and Efficient Poly-Generation Energy Systems”
by Viviana Cigolotti, Matteo Genovese and Petronilla Fragiacomo
Energies 2021, 14(16), 4963; https://doi.org/10.3390/en14164963
Available online: https://www.mdpi.com/1996-1073/14/16/4963
- “Integrated Approach for Wastewater Treatment and Biofuel Production in Microalgae Biorefineries”
by Sanjeet Mehariya, Rahul Kumar Goswami, Pradeep Verma, Roberto Lavecchia and Antonio Zuorro
Energies 2021, 14(8), 2282; https://doi.org/10.3390/en14082282
Available online: https://www.mdpi.com/1996-1073/14/8/2282
26 June 2023
Energies 2021 Best Paper Award—Winning Articles Announced

- ”Do Environment-Related Policy Instruments and Technologies Facilitate Renewable Energy Generation? Exploring the Contextual Evidence from Developed Economies”
by Umer Shahzad, Magdalena Radulescu, Syed Rahim, Cem Isik, Zahid Yousaf and Stefan Alexandru Ionescu
Energies 2021, 14(3), 690; https://doi.org/10.3390/en14030690
Available online: https://www.mdpi.com/1996-1073/14/3/690
- “Do Perceived Risk, Perception of Self-Efficacy, and Openness to Technology Matter for Solar PV Adoption? An Application of the Extended Theory of Planned Behavior”
by Arifa Tanveer, Shihong Zeng, Muhammad Irfan and Rui Peng
Energies 2021, 14(16), 5008; https://doi.org/10.3390/en14165008
Available online: https://www.mdpi.com/1996-1073/14/16/5008
- “Deep-Learning Forecasting Method for Electric Power Load via Attention-Based Encoder-Decoder with Bayesian Optimization”
by Xue-Bo Jin, Wei-Zhen Zheng, Jian-Lei Kong, Xiao-Yi Wang, Yu-Ting Bai, Ting-Li Su and Seng Lin
Energies 2021, 14(6), 1596; https://doi.org/10.3390/en14061596
Available online: https://www.mdpi.com/1996-1073/14/6/1596
- “The Beneficial Effect of the Addition of Fly Ash on Reduction of the Size of Microcracks in the ITZ of Concrete Composites under Dynamic Loading”
by Grzegorz Ludwik Golewski
Energies 2021, 14(3), 668; https://doi.org/10.3390/en14030668
Available online: https://www.mdpi.com/1996-1073/14/3/668
- “Confronting Energy Poverty in Europe: A Research and Policy Agenda”
by Stefan Bouzarovski, Harriet Thomson and Marine Cornelis
Energies 2021, 14(4), 858; https://doi.org/10.3390/en14040858
Available online: https://www.mdpi.com/1996-1073/14/4/858
- “Nexus between Financial Development, Renewable Energy Consumption, Technological Innovations and CO2 Emissions: The Case of India”
by Muhammad Qayyum, Minhaj Ali, Mir Muhammad Nizamani, Shijie Li, Yuyuan Yu and Atif Jahanger
Energies 2021, 14(15), 4505; https://doi.org/10.3390/en14154505
Available online: https://www.mdpi.com/1996-1073/14/15/4505
- “A Scalable Real-Time Non-Intrusive Load Monitoring System for the Estimation of Household Appliance Power Consumption”
by Christos Athanasiadis, Dimitrios Doukas, Theofilos Papadopoulos and Antonios Chrysopoulos
Energies 2021, 14(3), 767; https://doi.org/10.3390/en14030767
Available online: https://www.mdpi.com/1996-1073/14/3/767
- “Assessing the Level of Energy and Climate Sustainability in the European Union Countries in the Context of the European Green Deal Strategy and Agenda 2030”
by Magdalena Tutak, Jarosław Brodny and Peter Bindzár
Energies 2021, 14(6), 1767; https://doi.org/10.3390/en14061767
Available online: https://www.mdpi.com/1996-1073/14/6/1767
- “Economic Considerations on Nutrient Utilization in Wastewater Management”
by Josef Maroušek and Anna Maroušková
Energies 2021, 14(12), 3468; https://doi.org/10.3390/en14123468
Available online: https://www.mdpi.com/1996-1073/14/12/3468
- “Impact of the Lockdown during the COVID-19 Pandemic on Electricity Use by Residential Users”
by Sławomir Bielecki, Tadeusz Skoczkowski, Lidia Sobczak, Janusz Buchoski, Łukasz Maciąg and Piotr Dukat
Energies 2021, 14(4), 980; https://doi.org/10.3390/en14040980
Available online: https://www.mdpi.com/1996-1073/14/4/980
15 June 2023
Meet Us at the 6th International Conference on Nanoenergy and Nanosystems (NENS 2023), 17–19 June 2023, Beijing, China

MDPI will be attending the 6th International Conference on Nanoenergy and Nanosystems (NENS 2023), held in Beijing, China, from 17 to 19 June 2023. Starting in 2014, NENS has been organized once every two years by the Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences (BINN, CAS). The conference has attracted high-profile scholars from around the world to deliver plenary and invited talks. This conference will provide a platform for scientists to exchange scientific information, build relationships, and possibly establish collaborations. During this conference, MDPI will welcome researchers from different backgrounds to visit and share their latest views as well as research with us.
The following MDPI journals will be represented:
- Energies;
- Applied Sciences;
- Nanoenergy Advances;
- Machines;
- ChemEngineering;
- Electronics;
- Technologies;
- Nanomaterials;
- Batteries.
If you are attending this conference, please stop by our booth. Our delegates look forward to meeting you in person to answer any questions that you may have. For more information about the conference, please visit the following link: http://www.nens.cn/.
13 June 2023
Energies Receives an Increased CiteScore of 5.5

We are pleased to inform you that Energies (ISSN: 1996-1073) has received an updated CiteScore of 5.5, an increase of 10% compared with the 2021 metric. The 2022 CiteScore™ was released recently, making an assessment of the scientific influence of journals in the 2019 to 2022 period.
Energies’ CiteScore ranks as follows:
- Q1 (21 out of 121) in the "Control and Optimization" category;
- Q1 (27 out of 151) in the "Engineering (miscellaneous)" category;
- Q2 (197 out of 738) in the "Electrical and Electronic Engineering" category;
- Q2 (77 out of 252) in the "Energy Engineering and Power Technology" category;
- Q2 (18 out of 54) in the "Energy (miscellaneous)" category;
- Q2 (39 out of 117) in the "Fuel Technology" category;
- Q2 (103 out of 235) in the "Renewable Energy, Sustainability and the Environment" category.
For more journal statistics, please visit https://www.mdpi.com/journal/energies/stats.
Excellent performance is inseparable from the support and dedication of all journal editors, reviewers, authors, and readers. We would like to take this opportunity to thank all of you who have contributed to the journal.