Metal oxides based electrochemical pH sensors: Current progress and future perspectives

TL;DR: In this paper , a double-gate zinc-oxide thin-film ion-sensitive field effect transistor (DG-ZnO-ISFET) was proposed for pH sensing applications.

TL;DR: In this article , the state-of-the-art design and fabrication of micro-nano-sized pH sensors, as well as their applications based on scanning electrochemical microscopy (SECM), are discussed.

TL;DR: Integrated electrical, electrochemical, and optical sensing methods within organ-on-chip devices and platforms allow a deeper understanding of organ functions, and paves the way for important applications such as drug testing, disease modeling, and personalized medicine.

TL;DR: This work demonstrates an effective strategy to realize a fluorescent sensor NFM that has a fast and sensitive response to pH, which will benefit its application of pH sensor monitoring in the water treatment process.

TL;DR: The development of an ion-sensitive solid-state device that combines the principles of an MOS transistor and a glass electrode and can be used for measurements of ion activities in electrochemical and biological environments is described.

TL;DR: In this paper, the development of ISFETs in an historical setting, but not limited to that, is described, based on the development regarding the theory, the technology, the instrumentation and the experience with many specific applications, also future projects are defined, such as concerning cell acidification, this paperET biasing and a complete new range of FET sensors based on local pressure induction by (bio)chemical interaction with immobilised charged molecules (hydrogels).

TL;DR: G graphene doped with gold and combined with a gold mesh has improved electrochemical activity over bare graphene, sufficient to form a wearable patch for sweat-based diabetes monitoring and feedback therapy and can be thermally actuated to deliver Metformin and reduce blood glucose levels in diabetic mice.

TL;DR: In this paper, the fundamental processes of diffusion and faradaic reaction at electrodes are discussed and a review of the applications of these processes can be found in a forthcoming volume in this series.