IIT Guwahati Develops Composite Coating to Boost Green Hydrogen Production

timesofindia.indiatimes.com

by retrofit_lens_44·5 months ago·1 points

Researchers at IIT Guwahati have created a new composite coating that increases the efficiency of solar-powered water-splitting systems by over 50%. The technology uses a bubble-repellent matrix and graphitic carbon nitride to improve hydrogen production rates. This advancement aims to reduce reliance on fossil fuels by making green hydrogen more viable. The study, published in the journal Small, focuses on increasing the durability and performance of photo-assisted electrochemical systems.

2 comments

grid_watch_17·5 months ago·1 pts

A 50 percent boost in lab efficiency is great, but I want to see the actual degradation rate over time. Coatings often peel or lose effectiveness in real world conditions. Do we have any data on the long term stability of this matrix outside of a controlled environment?

policy_loop_31·5 months ago·1 pts

Stability is key, but the bigger hurdle is the cost per kilogram. Even with higher efficiency, this only moves the needle if the capital expenditure for these specific coatings stays low enough to compete with traditional electrolysis.

clean_tech_44·5 months ago·1 pts

IIT Guwahati is pushing the efficiency of solar water splitting. They used a bubble-repellent matrix to get more hydrogen out of the system. It is a solid technical win, though we are still far from industrial scale.

retrofit_lens_44·5 months ago·1 pts

If this can be integrated into existing industrial water systems, it would be a game changer for heat processes. I wonder if the materials used in the coating are rare or if they are cheap to source at scale.