Editor’s note Welcome to the Sustainability & Energy Harvesting eMag Volume 15 , where we explore the latest advancements in technologies that are driving the transition toward a more sustainable future. This issue covers a diverse range of topics, from optimizing energy systems for green hydrogen production to improving the efficiency of electric vehicle (EV) components, all while harnessing innovative solutions that reduce energy consumption and enhance performance. We begin by addressing a critical aspect of the green hydrogen revolution: ensuring efficient and stable DC current for hydrogen production. This article provides valuable insights into the systems that power this growing industry, emphasizing the importance of reliability and efficiency. Next, we take a deep dive into the role of wide bandgap technology in LED lighting, specifically how it can maximize both efficiency and power density for high-voltage applications. These advancements are paving the way for more sustainable lighting solutions that have the potential to revolutionize industries around the world. For those working in the electric vehicle sector, we explore how SiC MOSFETs (Silicon Carbide Metal-Oxide-Semiconductor Field-Effect Transistors) can improve EV traction inverter efficiency. By enhancing power conversion and thermal management, these components are helping to make EVs more energy-efficient and cost-effective. We also discuss adjustable speed industrial motor drives, a key technology for optimizing energy use in industrial environments. Understanding the various types of these drives can significantly contribute to reducing energy waste and improving overall operational efficiency. Finally, we examine strategies to achieve high efficiency in telecom power supplies, which are fundamental to supporting the infrastructure needed for global communications while minimizing environmental impact. Throughout this issue, we showcase the ingenuity and forward-thinking that are driving the sustainable energy landscape forward. Whether you’re working in energy harvesting, power electronics, or green technologies, we hope the articles inspire new ideas and practical solutions to meet the challenges of our time.
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