Electrochemical impedimetric biosensors, featuring the use of Room Temperature Ionic Liquids (RTILs): Special focus on non-faradaic sensing

Over the last decade, significant advancements have been made in the field of biosensing technology. With the rising demand for personalized healthcare and health management tools, electrochemical sensors are proving to be reliable solutions; specifically, impedimetric sensors are gaining considerable attention primarily due to their ability to perform label-free sensing. The novel approach of using Room Temperature Ionic Liquids (RTILs) to improve the sensitivity and stability of these detection systems makes long-term continuous sensing feasible towards a wide range of sensing applications, predominantly biosensing. Through this review, we aim to provide an update on current scientific progress in using impedimetric biosensing combined with RTILs for the development of sensitive biosensing platforms. This review also summarizes the latest trends in the field of biosensing and provides an update on the current challenges that remain unsolved.

Automated summary

Significant advancements have been made in the field of biosensing technology over the last decade, with electrochemical sensors, particularly impedimetric sensors, gaining attention for their ability to perform label-free sensing. The use of Room Temperature Ionic Liquids (RTILs) has been shown to improve sensitivity and stability in detection systems, making long-term continuous sensing feasible for a wide range of applications. However, challenges still exist in this area that need to be addressed for further progress.