Exploring Nanomaterials for Hydrogen Storage: Advances, Challenges, and Perspectives.

Area of Science:

• Materials Science
• Chemical Engineering
• Energy Storage

Background:

• Hydrogen energy is a key renewable alternative to fossil fuels.
• Low volumetric density of hydrogen gas poses significant storage challenges.
• Solid-state hydrogen storage in nanomaterials offers a promising solution.

Purpose of the Study:

• To review advancements in solid-state nanomaterials for hydrogen storage.
• To explore new developments in hydrogen fuel cell technology.
• To identify barriers and future research directions for a sustainable hydrogen economy.

Main Methods:

• Review of literature on nanoporous carbons, metal-organic frameworks, covalently connected frameworks, nanoporous organic polymers, and nanoscale metal hydrides.
• Analysis of recent developments in hydrogen fuel cell technology for stationary and mobile applications.

Main Results:

• Solid-state nanomaterials offer safe, compact, lightweight, and reversible hydrogen storage.
• Nanoporous carbons, MOFs, CCFs, POPs, and nanoscale metal hydrides are key materials.
• Progress in fuel cell technology for diverse applications has been demonstrated.

Conclusions:

• Solid-state nanomaterials are crucial for overcoming hydrogen storage limitations.
• Further research is needed to address practical implementation barriers.
• Optimizing hydrogen storage performance is essential for cost-effective and sustainable energy utilization.