QR codes are increasingly used in a plurality of scenarios, and research activities are being
successfully carried out to improve this technology and widen its contexts of applicability …

Food safety and quality are pivotal to a country's economy and consumer health, with the
whole food chain depending on its success. Hence, with immense progress in …

This paper designs a texture-hidden QR code to prevent the illegal copying of a QR code
due to its lack of anti-counterfeiting ability. Combining random texture patterns and a refined …

Motion blur can easily affect the quality of images. For example, Quick Response (QR) code
is hard to be identified with severe motion blur caused by camera shaking or object moving …

Fluorescent nanomaterials with multiple anti-counterfeiting play a vital role in economic and
social fields in our daily lives. In this work, a hybridized composite of boron and nitrogen co …

QR codes are widely used in the traceability of commodities, but the QR codes are easy to
become blurred during the acquisition process of mobile phones, which affects their normal …

Recently, Sb3+-doped all-inorganic vacancy-ordered double perovskites A2SnCl6 (A= K,
Rb, and Cs) have attracted wide attention because of their unique optoelectronic properties …

Physical unclonable function (PUF) is a promising security-based primitive, which provides
an extremely large number of responses for key generation and authentication applications …

Due to the proliferation of high-quality copying devices and the significant profits of
counterfeit products, it is critical to establish an effective scheme for detecting and preventing …

At present, anti-counterfeiting schemes based on the combination of anti-counterfeiting
patterns and two-dimensional codes is a research hotspot in digital anti-counterfeiting …