Feldspars found in mining waste may help cut the costs of hydrogen fuel production and other sustainable energy solutions, Australian research shows. Water splitting reactions that produce hydrogen are triggered using rare platinum ($1450/ounce), iridium ($1370/ounce) and ruthenium ($367/ounce), or cheaper but less active metals—cobalt ($70,000/tonne), nickel ($26,000/tonne) and iron ($641/tonne).Professor Ziqi Sun from the […]
