在质子交换膜燃料电池(PEMFC)中，Pt是氧还原反应(ORR)活性最高的材料。然而，贵金属Pt储量稀少和价格昂贵，减少材料中Pt含量是减少其使用的最直接的策略，但这通常伴随着活性位点数量的减少或发生团聚。Pt与其他后过渡金属合金化提高了Pt的活性， ...

DULUTH — Two years after a company confirmed the presence of helium beneath the surface of Northeastern Minnesota, other companies are poking around the area for confirmation of a lightweight gas from ...

Lawmakers and the legal community are raising questions after a Minnesota judge took the uncommon step of overturning a unanimous jury verdict in a massive $7.2 million Medicaid fraud case, a move ...

The dasher boards that line ice arenas in Minnesota contain aluminum components from Canada, adding tariff bills of thousands to rink renovations. Artificial intelligence has gone mainstream this ...

Between dust, hair, body sprays, hairspray, and moisture from steamy showers, your bathroom floor may not be as clean as you want it to be when you step out of a relaxing bubble bath. To clean the ...

In most cases, hydrogen peroxide can be used safely in the ear to soften earwax and make it easier to remove. However, don't use it if you have a perforated eardrum or ear tubes, because it can cause ...

Barbara Bellesi Zito is a freelance writer from Staten Island, covering all things real estate and home improvement. When she's not watching house flipping shows or dreaming about buying a vacation ...

From its plethora of lakes to its four distinctive seasons, the "Land of 10,000 Lakes" offers endless possibilities for outdoor enthusiasts. Minnesota has world-class art museums, top-rated stadiums ...

Earwax (cerumen) protects the inside of your ears from irritation and infection. As the body makes new wax, the old earwax usually drains out of your ears naturally. Sometimes earwax can build up and ...

Hydrogen peroxide is a medicine cabinet staple that can treat wounds and disinfect your home. It kills bacteria, viruses, and mold spores and can cut through grease and remove stains. Use hydrogen ...

Gargling with diluted 3% hydrogen peroxide is generally safe. It may help reduce cavities, fight infection, and ease sore throat pain. Avoid high concentrations and contact with eyes or skin to ...