How Can Polymer Swelling Be Controlled?

hoger · 2012-12-20T14:00:58+00:00

can some one discuss this question ? Why does polymer swell ?how can be controoled ? Thanks

Thread 'Ruthenium-Iridium compound with catalytic effects'

Engineers slash iridium use in electrolyzer catalyst by 80%, boosting path to affordable green hydrogen https://news.rice.edu/news/2025/engineers-slash-iridium-use-electrolyzer-catalyst-80-boosting-path-affordable-green Ruthenium is also fairly expensive (a year ago it was about $490/ troy oz, but has nearly doubled in price over the past year, now about $910/ troy oz). I tracks prices of Pt, Pd, Ru, Ir and Ru. Of the 5 metals, rhodium (Rh) is the most expensive. A year ago, Rh and Ir...

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