Announcements

The International Day of Human Space Flight, observed annually on 12 April, commemorates Yuri Gagarin’s historic 1961 spaceflight—the first human journey beyond Earth’s atmosphere. This milestone marked the dawn of human space exploration, fostering scientific and technological advancements that continue to benefit humanity. Space science and technology play a crucial role in sustainable development, atmospheric research, satellite communications, and global cooperation.

In recognition of the International Day of Human Space Flight, MDPI plans to celebrate the achievements of space exploration and the scientists and engineers who are driving innovation in aerospace and related fields. Through its open access publishing modal, MDPI ensures that cutting-edge research on space technologies, geosciences, and remote sensing is accessible to experts, decision-makers, and global audiences. By promoting collaboration and knowledge exchange, MDPI supports the continued advancement of space research, ensuring that outer space remains a shared frontier for peaceful and sustainable development.

“Use of Simulation for Pre-Training of Drone Pilots”
by Alexander Somerville, Timothy Lynar, Keith Joiner and Graham Wild
Drones 2024, 8(11), 640; https://doi.org/10.3390/drones8110640

“Aircraft Skin Machine Learning-Based Defect Detection and Size Estimation in Visual Inspections”
by Angelos Plastropoulos, Kostas Bardis, George Yazigi, Nicolas P. Avdelidis and Mark Droznika
Technologies 2024, 12(9), 158; https://doi.org/10.3390/technologies12090158

“Landsat 9 Thermal Infrared Sensor-2 (TIRS-2) Pre- and Post-Launch Spatial Response Performance”
by Rehman Eon, Brian N. Wenny, Ethan Poole, Sarah Eftekharzadeh Kay, Matthew Montanaro, Aaron Gerace and Kurtis J. Thome
Remote Sens. 2024, 16(6), 1065; https://doi.org/10.3390/rs16061065

“Lineament Domain Analysis to Unravel Tectonic Settings on Planetary Surfaces: Insights from the Claritas Fossae (Mars)”
by Evandro Balbi and Fabrizio Marini
Geosciences 2024, 14(3), 79; https://doi.org/10.3390/geosciences14030079

“Simulation of Human Movement in Zero Gravity”
by Adelina Bärligea, Kazunori Hase and Makoto Yoshida
Sensors 2024, 24(6), 1770; https://doi.org/10.3390/s24061770

“Enhancing Planetary Exploration through Digital Twins: A Tool for Virtual Prototyping and HUMS Design”
by Lucio Pinello, Lorenzo Brancato, Marco Giglio, Francesco Cadini and Giuseppe Francesco De Luca
Aerospace 2024, 11(1), 73; https://doi.org/10.3390/aerospace11010073

“Performance Estimate of a Spin-Stabilized Drag Sail for Spacecraft Deorbiting”
by Lorenzo Niccolai and Giovanni Mengali
Appl. Sci. 2024, 14(2), 612; https://doi.org/10.3390/app14020612

“The Design of a Reaction Flywheel Speed Control System Based on ADRC”
by Jiachen Song, Jianguo Guo, Changtao Qin and Wanliang Zhao
Automation 2023, 4(3), 246-262; https://doi.org/10.3390/automation4030015

“Short-Term Prediction of 80–88 km Wind Speed in Near Space Based on VMD–PSO–LSTM”
by Shaoyi Yang, Hua Yang, Na Li and Zonghua Ding
Atmosphere 2023, 14(2), 315; https://doi.org/10.3390/atmos14020315

“Enhanced Range and Endurance Evaluation of a Camber Morphing Wing Aircraft”
by Bruce W. Jo and Tuba Majid
Biomimetics 2023, 8(1), 34; https://doi.org/10.3390/biomimetics8010034

The 12th International Conference on Fiber-Reinforced Polymer (FRP) Composites in Civil Engineering (CICE 2025) will be held in the Conference Centre of Técnico, University of Lisbon, in the city center of Lisbon, from 14 to 16 July 2025. It is a national joint initiative organized by the University of Lisbon, the National Laboratory for Civil Engineering, and the University of Minho. CICE is the main official conference of the International Institute for FRP in Construction (IIFC). It brings together the FRP research community and industry to share relevant achievements and discuss challenges and opportunities in the field. This will be the 12th edition of a series of prestigious conferences on composites for Civil Engineering applications that was initiated in 2001 and has already taken place in most continents.

MDPI will be attending the conference as an exhibitor; we welcome researchers from different backgrounds to visit and share their latest ideas with us.

The following MDPI journals will be represented at the symposium:

• J. Compos. Sci.;
• Buildings;
• CivilEng;
• Materials;
• Textiles;
• Construction Materials;
• Fibers;
• Eng;
• Infrastructures;
• Designs;
• Technologies.

If you are planning to attend the above conference, we encourage you to visit our booth and speak to our representatives. We are eager to meet you in person and assist you with any queries that you may have. For more information about the conference, please visit the official website at https://cice2025.org.

Conference: 2025 International Conference on Intelligent Systems
Date: 19−21 April 2025
Location: Seoul, South Korea

The ISDEA 2025 conference provides an idea-exchange and discussion platform for the world’s engineers and academia to share cutting-edge information, address the hottest issue in Intelligent Systems Design and Engineering Applications, explore new technologies, and exchange and build upon ideas.

MDPI will be attending the conference as exhibitors. We welcome researchers from various backgrounds to visit and share their latest ideas with us.

The following MDPI journals will be represented:

• Electronics;
• Eng;
• Technologies;
• JLPEA;
• AI;
• Signals;
• Smart Cities;
• BDCC;
• Applied Mechanics;
• Machines;
• Biomimetics;
• Designs;
• JETA.

If you plan to attend this conference, please contact us online. Our delegates look forward to meeting you in person at our booth and answering any questions you may have. For more information about the conference, please visit the following website: https://www.isdea.org/.

Conference: Conference on Lasers and Electro-Optics 2025
Date: 6–8 May 2025
Location: California, USA

MDPI will be attending the Conference on Lasers and Electro-Optics 2025, which will be held from 6 to 8 May 2025 in California, USA.

CLEO is the world's premier academic conference in the field of laser and optoelectronics science, sponsored by the international authority Optica (formerly the Optical Society of America), to promote cutting-edge research in photonics, quantum technology, ultrafast optics and interdisciplinary applications.

The 2025 edition of CLEO has the following highlights:

• 150+ invited speakers: Hear from luminaries at prestigious institutions such as MIT, Stanford, and international research hubs;
• 29 topic categories: Explore cutting-edge themes spanning ultrafast lasers, quantum photonics, optical engineering, biomedical optics, and next-gen communication technologies;
• Plenary program: Visionary keynotes will address transformative trends, including AI-driven photonics and sustainable energy solutions.

The following MDPI journals will be represented at the conference:

• Applied Sciences;
• Photonics;
• Micromachines;
• Technologies;
• Quantum Reports;
• Optics;
• Instruments;
• Entropy;
• Chips;
• Metrology;
• Chemosensors.

If you are planning to attend the conference, we encourage you to visit our booth and speak to our representatives. We are eager to meet you in person and assist you with any queries that you may have.

For more information about the conference, please visit the official website: https://cleoconference.org/.

1. “Recent Advances in Si-Compatible Nanostructured Photodetectors”
by Rahaf Douhan, Kirill Lozovoy, Andrey Kokhanenko, Hazem Deeb, Vladimir Dirko and Kristina Khomyakova
Technologies 2023, 11(1), 17; https://doi.org/10.3390/technologies11010017
Available online: https://www.mdpi.com/2227-7080/11/1/17

2. “PHB/PEG Nanofiber Mat Obtained by Electrospinning and Their Performances”
by Nguyen Hong Thanh, Roman Olekhnovich, Vera Sitnikova, Arina Kremleva, Petr Snetkov and Mayya Uspenskaya
Technologies 2023, 11(2), 48; https://doi.org/10.3390/technologies11020048
Available online: https://www.mdpi.com/2227-7080/11/2/48

3. “Advancements in Doping Strategies for Enhanced Photocatalysts and Adsorbents in Environmental Remediation”
by Pramita Sen, Praneel Bhattacharya, Gargi Mukherjee, Jumasri Ganguly, Berochan Marik, Devyani Thapliyal, Sarojini Verma, George D. Verros, Manvendra Singh Chauhan and Raj Kumar Arya
Technologies 2023, 11(5), 144; https://doi.org/10.3390/technologies11050144
Available online: https://www.mdpi.com/2227-7080/11/5/144

4. “Green Electrospun Nanofibers for Biomedicine and Biotechnology”
by Elyor Berdimurodov, Omar Dagdag, Khasan Berdimuradov, Wan Mohd Norsani Wan Nik, Ilyos Eliboev, Mansur Ashirov, Sherzod Niyozkulov, Muslum Demir, Chinmurot Yodgorov and Nizomiddin Aliev
Technologies 2023, 11(5), 150; https://doi.org/10.3390/technologies11050150
Available online: https://www.mdpi.com/2227-7080/11/5/150

5. “Comparison of Shallow (−20 °C) and Deep Cryogenic Treatment (−196 °C) to Enhance the Properties of a Mg/2wt.%CeO₂ Nanocomposite”
by Shwetabh Gupta, Gururaj Parande and Manoj Gupta
Technologies 2024, 12(2), 14; https://doi.org/10.3390/technologies12020014
Available online: https://www.mdpi.com/2227-7080/12/2/14

6. “Nano-Level Additive Manufacturing: Condensed Review of Processes, Materials, and Industrial Applications”
by Ismail Fidan, Mohammad Alshaikh Ali, Vivekanand Naikwadi, Shamil Gudavasov, Mushfig Mahmudov, Mahdi Mohammadizadeh, Zhicheng Zhang and Ankit Sharma
Technologies 2024, 12(7), 117; https://doi.org/10.3390/technologies12070117
Available online: https://www.mdpi.com/2227-7080/12/7/117

1. “How to Bell the Cat? A Theoretical Review of Generative Artificial Intelligence towards Digital Disruption in All Walks of Life”
by Subhra Mondal, Subhankar Das and Vasiliki G. Vrana
Technologies 2023, 11(2), 44; https://doi.org/10.3390/technologies11020044
Available online: https://www.mdpi.com/2227-7080/11/2/44

2. “Efficient Deep Learning-Based Data-Centric Approach for Autism Spectrum Disorder Diagnosis from Facial Images Using Explainable AI”
by Mohammad Shafiul Alam, Muhammad Mahbubur Rashid, Ahmed Rimaz Faizabadi, Hasan Firdaus Mohd Zaki, Tasfiq E. Alam, Md Shahin Ali, Kishor Datta Gupta and Md Manjurul Ahsan
Technologies 2023, 11(5), 115; https://doi.org/10.3390/technologies11050115
Available online: https://www.mdpi.com/2227-7080/11/5/115

3. “Converging Artificial Intelligence and Quantum Technologies: Accelerated Growth Effects in Technological Evolution”
by Mario Coccia
Technologies 2024, 12(5), 66; https://doi.org/10.3390/technologies12050066
Available online: https://www.mdpi.com/2227-7080/12/5/66

4. “Integrating Artificial Intelligence to Biomedical Science: New Applications for Innovative Stem Cell Research and Drug Development”
by Minjae Kim and Sunghoi Hong
Technologies 2024, 12(7), 95; https://doi.org/10.3390/technologies12070095
Available online: https://www.mdpi.com/2227-7080/12/7/95

5. “Smartphone-Based Citizen Science Tool for Plant Disease and Insect Pest Detection Using Artificial Intelligence”
by Panagiotis Christakakis, Garyfallia Papadopoulou, Georgios Mikos, Nikolaos Kalogiannidis, Dimosthenis Ioannidis Dimitrios Tzovaras and Eleftheria Maria Pechlivani
Technologies 2024, 12(7), 101; https://doi.org/10.3390/technologies12070101
Available online: https://www.mdpi.com/2227-7080/12/7/101

6. “Revolutionary Integration of Artificial Intelligence with Meta-Optics-Focus on Metalenses for Imaging”
by Nikolay L. Kazanskiy, Svetlana N. Khonina, Ivan V. Oseledets, Artem V. Nikonorov and Muhammad A. Butt
Technologies 2024, 12(9), 143; https://doi.org/10.3390/technologies12090143
Available online: https://www.mdpi.com/2227-7080/12/9/143

7. “Synergy between Artificial Intelligence and Hyperspectral Imagining—A Review”
by Svetlana N. Khonina, Nikolay L. Kazanskiy, Ivan V. Oseledets, Artem V. Nikonorov and Muhammad A. Butt
Technologies 2024, 12(9), 163; https://doi.org/10.3390/technologies12090163
Available online: https://www.mdpi.com/2227-7080/12/9/163

8. “Integrating Building Information Modelling and Artificial Intelligence in Construction Projects: A Review of Challenges and Mitigation Strategies”
by Ayaz Ahmad Khan, Abdulkabir Opeyemi Bello, Mohammad Arqam and Fahim Ullah
Technologies 2024, 12(10), 185; https://doi.org/10.3390/technologies12100185
Available online: https://www.mdpi.com/2227-7080/12/10/185

9. “Fault Diagnosis in a Four-Arm Delta Robot Based on Wavelet Scattering Networks and Artificial Intelligence Techniques”
by Claudio Urrea and Carlos Domínguez
Technologies 2024, 12(11), 225; https://doi.org/10.3390/technologies12110225
Available online: https://www.mdpi.com/2227-7080/12/11/225

10. “AI-Powered Biodiversity Assessment: Species Classification via DNA Barcoding and Deep Learning”
by Loris Nanni, Daniela Cuza and Sheryl Brahnam
Technologies 2024, 12(12), 240; https://doi.org/10.3390/technologies12120240
Available online: https://www.mdpi.com/2227-7080/12/12/240

1. “A Review of Deep Transfer Learning and Recent Advancements”
by Mohammadreza Iman, Hamid Reza Arabnia and Khaled Rasheed
Technologies 2023, 11(2), 40; https://doi.org/10.3390/technologies11020040
Available online: https://www.mdpi.com/2227-7080/11/2/40

2. “Utilization of Artificial Neural Networks for Precise Electrical Load Prediction”
by Christos Pavlatos, Evangelos Makris, Georgios Fotis, Vasiliki Vita and Valeri Mladenov
Technologies 2023, 11(3), 70; https://doi.org/10.3390/technologies11030070
Available online: https://www.mdpi.com/2227-7080/11/3/70

3. “Efficient Deep Learning-Based Data-Centric Approach for Autism Spectrum Disorder Diagnosis from Facial Images Using Explainable AI”
by Mohammad Shafiul Alam, Muhammad Mahbubur Rashid, Ahmed Rimaz Faizabadi, Hasan Firdaus Mohd Zaki, Tasfiq E. Alam, Md Shahin Ali, Kishor Datta Gupta and Md Manjurul Ahsan
Technologies 2023, 11(5), 115; https://doi.org/10.3390/technologies11050115
Available online: https://www.mdpi.com/2227-7080/11/5/115

4. “Towards a Bidirectional Mexican Sign Language–Spanish Translation System: A Deep Learning Approach”
by Jaime-Rodrigo González-Rodríguez, Diana-Margarita Córdova-Esparza, Juan Terven and Julio-Alejandro Romero-González
Technologies 2024, 12(1), 7; https://doi.org/10.3390/technologies12010007
Available online: https://www.mdpi.com/2227-7080/12/1/7

5. “A Review of Machine Learning and Deep Learning for Object Detection, Semantic Segmentation, and Human Action Recognition in Machine and Robotic Vision”
by Nikoleta Manakitsa, George S. Maraslidis, Lazaros Moysis and George F. Fragulis
Technologies 2024, 12(2), 15; https://doi.org/10.3390/technologies12020015
Available online: https://www.mdpi.com/2227-7080/12/2/15

6. “Aircraft Skin Machine Learning-Based Defect Detection and Size Estimation in Visual Inspections”
by Angelos Plastropoulos, Kostas Bardis, George Yazigi, Nicolas P. Avdelidis and Mark Droznika
Technologies 2024, 12(9), 158; https://doi.org/10.3390/technologies12090158
Available online: https://www.mdpi.com/2227-7080/12/9/158

7. “A Hybrid Deep Learning Approach with Generative Adversarial Network for Credit Card Fraud Detection”
by Ibomoiye Domor Mienye, and Theo G. Swart
Technologies 2024, 12(10), 186; https://doi.org/10.3390/technologies12100186
Available online: https://www.mdpi.com/2227-7080/12/10/186

8. “Generative Models for Source Code: Fine-Tuning Techniques for Structured Pattern Learning”
by Valentina Franzoni, Silvia Tagliente and Alfredo Milani
Technologies 2024, 12(11), 219; https://doi.org/10.3390/technologies12110219
Available online: https://www.mdpi.com/2227-7080/12/11/219

9. “EEG-Based Mobile Robot Control Using Deep Learning and ROS Integration”
by Bianca Ghinoiu, Victor Vlădăreanu, Ana-Maria Travediu, Luige Vlădăreanu, Abigail Pop, Yongfei Feng and Andreea Zamfirescu
Technologies 2024, 12(12), 261; https://doi.org/10.3390/technologies12120261
Available online: https://www.mdpi.com/2227-7080/12/12/261

1. “Identifying Growth Patterns in Arid-Zone Onion Crops (Allium Cepa) Using Digital Image Processing”
by David Duarte-Correa, Juvenal Rodríguez-Reséndiz, Germán Díaz-Flórez, Carlos Alberto Olvera-Olvera and José M. Álvarez-Alvarado
Technologies 2023, 11(3), 67; https://doi.org/10.3390/technologies11030067
Available online: https://www.mdpi.com/2227-7080/11/3/67

2. “Applied Deep Learning-Based Crop Yield Prediction: A Systematic Analysis of Current Developments and Potential Challenges”
by Khadija Meghraoui, Imane Sebari, Juergen Pilz, Kenza Ait El Kadi and Saloua Bensiali
Technologies 2024, 12(4), 43; https://doi.org/10.3390/technologies12040043
Available online: https://www.mdpi.com/2227-7080/12/4/43

3. “Deep Learning Approaches for Water Stress Forecasting in Arboriculture Using Time Series of Remote Sensing Images: Comparative Study between ConvLSTM and CNN-LSTM Models”
by Ismail Bounoua, Youssef Saidi, Reda Yaagoubi and Mourad Bouziani
Technologies 2024, 12(6), 77; https://doi.org/10.3390/technologies12060077
Available Online: https://www.mdpi.com/2227-7080/12/6/77

4. “Transformer-Based Water Stress Estimation Using Leaf Wilting Computed from Leaf Images and Unsupervised Domain Adaptation for Tomato Crops”
by Makoto Koike, Riku Onuma, Ryo Adachi and Hiroshi Mineno
Technologies 2024, 12(7), 94; https://doi.org/10.3390/technologies12070094
Available online: https://www.mdpi.com/2227-7080/12/7/94

5. “Smartphone-Based Citizen Science Tool for Plant Disease and Insect Pest Detection Using Artificial Intelligence”
by Panagiotis Christakakis, Garyfallia Papadopoulou, Georgios Mikos, Nikolaos Kalogiannidis, Dimosthenis Ioannidis, Dimitrios Tzovaras and Eleftheria Maria Pechlivani
Technologies 2024, 12(7), 101; https://doi.org/10.3390/technologies12070101
Available online: https://www.mdpi.com/2227-7080/12/7/101

6. “Change Detection for Forest Ecosystems Using Remote Sensing Images with Siamese Attention U-Net”
by Ashen Iranga Hewarathna, Luke Hamlin, Joseph Charles, Palanisamy Vigneshwaran, Romiyal George, Selvarajah Thuseethan, Chathrie Wimalasooriya and Bharanidharan Shanmugam
Technologies 2024, 12(9), 160; https://doi.org/10.3390/technologies12090160
Available online: https://www.mdpi.com/2227-7080/12/9/160

7. “Rice Leaf Disease Classification—A Comparative Approach Using Convolutional Neural Network (CNN), Cascading Autoencoder with Attention Residual U-Net (CAAR-U-Net), and MobileNet-V2 Architectures”
by Monoronjon Dutta, Md Rashedul Islam Sujan, Mayen Uddin Mojumdar, Narayan Ranjan Chakraborty, Ahmed Al Marouf, Jon G. Rokne and Reda Alhajj
Technologies 2024, 12(11), 214; https://doi.org/10.3390/technologies12110214
Available online: https://www.mdpi.com/2227-7080/12/11/214

1. “A Deep Reinforcement Learning Method for Economic Power Dispatch of Microgrid in OPAL-RT Environment”
by Faa-Jeng Lin, Chao-Fu Chang,Yu-Cheng Huang and Tzu-Ming Su
Technologies 2023, 11(4), 96; https://doi.org/10.3390/technologies11040096
Available online: https://www.mdpi.com/2227-7080/11/4/96

2. “An Optimum Load Forecasting Strategy (OLFS) for Smart Grids Based on Artificial Intelligence”
by Asmaa Hamdy Rabie, Ahmed I. Saleh, Said H. Abd Elkhalik and Ali E. Takieldeen
Technologies 2024, 12(2), 19; https://doi.org/10.3390/technologies12020019
Available online: https://www.mdpi.com/2227-7080/12/2/19

3. “Reinforcement-Learning-Based Virtual Inertia Controller for Frequency Support in Islanded Microgrids”
by Mohamed A. Afifi, Mostafa I. Marei and Ahmed M. I. Mohamad
Technologies 2024, 12(3), 39; https://doi.org/10.3390/technologies12030039
Available online: https://www.mdpi.com/2227-7080/12/3/39

4. “Study of an LLC Converter for Thermoelectric Waste Heat Recovery Integration in Shipboard Microgrids”
by Nick Rigogiannis, Ioannis Roussos, Christos Pechlivanis, Ioannis Bogatsis, Anastasios Kyritsis, Nick Papanikolaou and Michael Loupis
Technologies 2024, 12(5), 67; https://doi.org/10.3390/technologies12050067
Available online: https://www.mdpi.com/2227-7080/12/5/67

5. “A New LCL Filter Design Method for Single-Phase Photovoltaic Systems Connected to the Grid via Micro-Inverters”
by Heriberto Adamas-Pérez, Mario Ponce-Silva, Jesús Darío Mina-Antonio, Abraham Claudio-Sánchez, Omar Rodríguez-Benítez and Oscar Miguel Rodríguez-Benítez
Technologies 2024, 12(6), 89; https://doi.org/10.3390/technologies12060089
Available online: https://www.mdpi.com/2227-7080/12/6/89

6. “Open-Source Hardware Design of Modular Solar DC Nanogrid”
by Md Motakabbir Rahman, Sara Khan and Joshua M. Pearce
Technologies 2024, 12(9), 167; https://doi.org/10.3390/technologies12090167
Available online: https://www.mdpi.com/2227-7080/12/9/167

7. “A Real-Time and Online Dynamic Reconfiguration against Cyber-Attacks to Enhance Security and Cost-Efficiency in Smart Power Microgrids Using Deep Learning”
by Elnaz Yaghoubi, Elaheh Yaghoubi, Ziyodulla Yusupov and Mohammad Reza Maghami
Technologies 2024, 12(10), 197; https://doi.org/10.3390/technologies12100197
Available online: https://www.mdpi.com/2227-7080/12/10/197

8. “Optimized Energy Management Strategy for an Autonomous DC Microgrid Integrating PV/Wind/Battery/Diesel-Based Hybrid PSO-GA-LADRC Through SAPF”
by AL-Wesabi Ibrahim, Jiazhu Xu, Abdullrahman A. Al-Shamma’a, Hassan M. Hussein Farh, Imad Aboudrar, Youssef Oubail, Fahad Alaql and Walied Alfraidi
Technologies 2024, 12(11), 226; https://doi.org/10.3390/technologies12110226
Available online: https://www.mdpi.com/2227-7080/12/11/226