A team of university and industrial researchers in Japan has developed a groundbreaking method for the on-demand production of green hydrogen from ammonia at significantly lower temperatures. By using a 'surface protonics'-assisted approach with an electric field and the catalyst Ru/CeO2, they have successfully achieved efficient decomposition of ammonia to extract hydrogen. This innovation addresses the longstanding challenge of high-temperature requirements for ammonia decomposition, offering a more sustainable and energy-efficient solution. The research team, led by Professor Yasushi Sekine from Waseda University, demonstrated a high rate of ammonia-to-hydrogen conversion at remarkably low temperatures, ensuring almost 100% conversion below 473 K. This development holds immense potential for the green energy industry, as hydrogen emerges as a key energy source for a sustainable future. Despite hydrogen's abundance in the universe, its utilization has been limited due to challenges in extraction from chemical compounds like ammonia. However, with this new breakthrough, the pathway to utilizing ammonia as a green hydrogen source becomes increasingly viable. The team's innovative approach not only significantly reduces energy requirements for ammonia decomposition but also accelerates the adoption of clean alternative fuels. By demonstrating almost 100% conversion rates at low temperatures, the new process offers a practical and efficient solution for generating green hydrogen on-demand. Professor Sekine emphasizes the significance of this method in advancing the widespread adoption of CO2-free hydrogen, underscoring its potential to revolutionize the energy landscape. The implications of this research extend beyond academia, particularly in energy-intensive industries like global shipping, where ammonia can serve as a promising energy vector. The efficient decomposition of ammonia to produce green hydrogen at lower temperatures presents a viable and sustainable alternative to current energy-intensive practices. As the world seeks cleaner and more sustainable energy solutions, innovations like this low-temperature breakthrough in ammonia decomposition play a crucial role in shaping a greener future.