Artificial tongue with gold taste buds to test maple syrup

Washington DC (UPI) Dec 13, 2019
Scientists in Quebec have developed an artificial tongue that can taste the flavor profiles of maple syrup. The plasmonic tongue is a fairly simple colorimetric test featuring gold nanoparticles. The flecks of gold found on the assay can identify unwanted flavors. Scientists detailed their invention in a paper published Tuesday in the journal Analytical Methods. “Gold nano
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