Precise pH monitoring is essential in fields like scientific research, healthcare, and industrial processes. Herein, we have developed hydrogel-based optical fiber (OF) sensors for continuous and real ...

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, only small ...

The precise measurement of pH variations is pivotal across scientific and industrial domains, with colorimetric pH sensors gaining prominence for their simplicity and advantages over electrochemical ...