Accelerated discovery of low-cost Mg-based solid-state H2 storage alloys for enhanced hydrogen des-/absorption behavior via machine learning-guided binary-element minor doping

Key Points

• Improved hydrogen desorption and absorption are achieved with minor doping using machine learning techniques.
• Key findings indicate up to 30% enhanced performance in hydrogen absorption rates with novel alloys.
• Assessment using machine learning techniques guides the identification of effective binary-element doping.
• Highlights potential for low-cost hydrogen storage solutions with Mg-based solid-state alloys; further studies needed.