Researchers Marianne Pelletier (left) and Damon Britton (right) take water samples from various sediment depths. On the ...

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Nanoscale pH evaluation is a prerequisite for understanding the processes and phenomena occurring at solid–liquid, liquid–liquid, and liquid–gas interfaces, e.g., heterogeneous catalysis, extraction, ...

We have developed two-photon (TP) pH-sensitive probes (BH-2 and BHEt-1) that exhibit absorption and emission maxima at 370 and 466 nm, and TP absorption cross-section values of 51 and 61 GM (1 GM = 10 ...

Concoct a magic liquid that changes color according to pH (hydrogen potential: a measure of the acidity or basicity of a ...