He Li

TL;DR: New advances in electrochemical sensors and biosensors based on nanomaterials and nanostructures during 2013 to 2014 are focused on to provide the reader with a clear and concise view of new advances in areas ranging from electrode engineering, strategies for electrochemical signal amplification, and novel electroanalytical techniques used in the miniaturization and integration of the sensors.

TL;DR: This tutorial review focuses on the rational design and synthesis of different 3D porous carbon-based nanomaterials, such as heteroatom-doped carbon, metal-nitrogen-carbon nanostructures and a series of carbon/nonprecious metal-based hybrids, whose enhanced ORR performances are demonstrated.

TL;DR: This review provides a comprehensive overview of the recent advances in the development of graphene based electrochemical biosensors, with special attention paid to graphene-based enzyme biosensor, immunosensors), and DNA bios Sensors.

TL;DR: The cellular toxicity on H1299 cancer cells indicates that the NCDs have negligible cytotoxicity, excellent biocompatibility, and great resistance to photobleaching.

TL;DR: Nitrogen-doped graphene sheets and chitosan were used to prepare electrochemical BPA sensor, which exhibits a sensitive response to BPA and was successfully employed to determine BPA in water samples with satisfactory results.