Graphene quantum dots (GQDs) are carbon‐based, nanoscale particles that exhibit
excellent chemical, physical, and biological properties that allow them to excel in a wide …

The rapid growth of research in the areas of chemical and biochemical sensors, lab-on-a-
chip, mobile technology, and wearable electronics offers an unprecedented opportunity in …

Microfluidic paper-based analytical devices (μPADs) are the newest generation of lab-on-a-
chip devices and have made significant strides in both our understanding of fundamental …

Smartphone based devices (SBDs) have the potential to revolutionize food safety control by
empowering citizens to perform screening tests. To achieve this, it is of paramount …

Over the last few years, a couple of smartphones with different analytical methods have
been applied as efficient, compact, emergence and cost effective devices for on-site …

In this review, we have discussed the capabilities of nanomaterials for point-of-care (PoC)
diagnostics and explained how these materials can help to strengthen, miniaturize and …

A few years ago, crucial graphene oxide (GO) features such as the carbon/oxygen ratio,
number of layers, and lateral size were scarcely investigated and, thus, their impact on the …

Polyphenolic compounds (PCs) have received exceptional attention at the end of the past
millennium and as much at the beginning of the new one. Undoubtedly, these compounds in …

A signal-off-on probe of B-doped carbon quantum dot (B-CQD) is developed for
ultrasensitive detection of catechol (CC) by fluorescence quenching and glutathione (GSH) …

Carbon dot (CD) is a general term that encompasses a plethora of organic materials
obtained from different reagents and different synthetic routes. Beyond this variety …