Accurate rapid tests made from smart graphene paper
The potential range of applications covers virtually all chemical, biological and medical analyses that can be performed in aqueous solutions
29-Mar-2023 - A team led by ETH Zurich chemical engineers Chih-Jen Shih and Andrew deMello have developed a rapid test system made of smart graphene paper. It only costs a few cents per test strip, is easy to use but is as accurate as lab measurements. The approach will impact more than just disease ...
Measuring glucose concentration without enzymes
Sensor of novel material an alternative for blood glucose measurement
24-Feb-2022 - An interdisciplinary team of researchers at TU Bergakademie Freiberg has developed a novel sensor from a bio-based material that enables enzyme-free measurement of glucose concentration in the blood. Anyone suffering from diabetes cannot live without them - the test strips for measuring blood ...
Name that Scotch
Colorimetric recognition of aldehydes and ketones
25-Jul-2017 - Vodka tastes different from brandy, and connoisseurs can distinguish among different brands of whiskeys. The flavors of spirits result from a complex bouquet of volatile compounds. New colorimetric sensor arrays on disposable test-strips read by hand-held devices allow for their rapid, ...
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