Source link : https://tech365.info/can-smoother-surfaces-stop-hydrogen-embrittlement/
Credit score: Worldwide Journal of Hydrogen Vitality (2025). DOI: 10.1016/j.ijhydene.2025.151128
Hydrogen is a promising gasoline for growing sustainable industrial processes, however its use is hindered by hydrogen embrittlement—a phenomenon that weakens metals and might trigger sudden failure. Now, researchers from Japan have offered the primary experimental proof linking floor roughness to atomic-scale defects brought on by hydrogen in iron. Utilizing positron annihilation lifetime spectroscopy, they confirmed that rougher surfaces end in better accumulation of defects, providing new insights into designing hydrogen-resistant supplies by means of precision floor engineering.
Because the world strives to realize carbon neutrality and decelerate local weather change, hydrogen has emerged as a promising gasoline and power provider. Producing solely water when consumed, hydrogen may assist decarbonize industrial processes, energy technology, and transportation. Nonetheless, fulfilling this imaginative and prescient requires large infrastructure—from high-pressure storage tanks to devoted pipelines—that should face up to fixed materials stress as a result of nature of hydrogen.
One of many greatest obstacles is hydrogen embrittlement. It is a complicated phenomenon the place metals, together with high-strength steels used to move hydrogen, undergo extreme deterioration of their mechanical properties that may result in sudden failure.
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Author : tech365
Publish date : 2025-10-14 22:10:00
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