The rapid advancement of electric vehicle (EV) technology is driving the search for innovative solutions to improve efficiency and performance. This study explores the potential of harnessing dynamo technology to enhance electric car performance. Dynamos, traditionally used in generating electrical power for various applications, offer a promising alternative to conventional power sources for EVs. This research investigates the integration of dynamos in electric vehicle systems, focusing on their ability to provide supplementary power, improve energy efficiency, and extend driving range. Through theoretical analysis, experimental testing, and performance evaluation, the study examines the feasibility, advantages, and challenges of employing dynamos in modern electric cars. The findings aim to provide insights into the practical applications of dynamo technology, contributing to the development of more efficient and sustainable electric vehicle solutions.

The increasing demand for personalized and affordable prosthetic devices has led to significant advancements in 3D printing technologies. Accessible digital restoration methods and Structural forecasting models are revolutionizing the field of Artificial limbs by enabling precise, individualized designs that are both cost-effective and functional. This article explores the integration of digital tools, computational models, and 3D printing in creating high-performance prosthetic devices. It examines key techniques in digital restoration, such as CT scans and 3D modeling software, as well as the role of mechanical simulations in predicting the performance of Artificial limbs. The article also discusses the challenges, opportunities, and future directions of 3D-printed Artificial limbs, with a focus on accessibility, sustainability, and innovation.

Aqueous zinc-based batteries (AZBs) have gained significant attention as a promising alternative to conventional lithium-ion batteries due to their advantages of safety, low cost, and environmentally friendly operation. These batteries utilize aqueous electrolytes, making them inherently safer and easier to manufacture. However, challenges remain in improving their electrochemical performance, including issues related to dendrite growth, limited energy density, and cycle life. This review article provides an overview of the active materials used in AZBs, highlighting recent advancements in cathode and anode materials. We also discuss key aspects of device design, including electrolyte optimization, separator development, and system integration. Finally, the paper explores future directions for the development of AZBs, including strategies to enhance performance, improve cycle stability, and scale up production for commercial applications.