Rubies on sapphire: Recipe for making crystals in flux

Crystals can be made artificially but a lot of energy is used to melt the ingredients together, and this can make them expensive. This problem can be overcome by using appropriate solvents. Called the flux method, crystals ...

A new way to create pumpkin spice products, drugs, cosmetics

"Like oil and water" doesn't apply just to personal relationships that aren't working. It also applies to the challenges scientists face when combining spices and other products that conventionally do not mix well in producing ...

Optimizing lithium-sulfur battery electrolytes for long life

In the future, lithium-sulfur (Li-S) rechargeable batteries could hold more energy and cost less than lithium-ion batteries if they can be made to last longer. A key challenge is preventing the polysulfide ions that must ...

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