Throughout human history, discerning sour from bitter tastes in both liquid and solid foods has been essential. For instance, vinegar and lemon juice are widely identified as sour, whereas soapy water ...

Figure 1: Characterization of glass-covered nanoelectrodes. Figure 5: Electrodeposition of copper in hydrated glass. The main advantages of a glass-coated platinum pH electrode—its microscopic size ...

(Nanowerk News) Measuring the pH of substances gives us vital clues about the world around us, such as identifying contaminated water or checking the toxicity of medical or cosmetic products. Often, ...