An inexpensive paper sensor along with a smartphone-based reader developed by a Washington State University-led team can rapidly provide information on a person's personal smoke exposure during ...

Researchers at Cranfield University have developed an innovative new method for identifying biomarkers in wastewater using origami-paper sensors, enabling the tracking of infectious diseases using the ...

Tedious steps for double-stranded DNA (dsDNA) denaturation into single-stranded DNA (ssDNA) are necessary for most DNA samples for probe-based hybridization assays, which complicates the detection ...

University of Washington engineers have turned tissue paper - similar to toilet tissue - into a new kind of wearable sensor that can detect a pulse, a blink of an eye and other human movement. The ...

The detection of pathogenic bacteria is essential to prevent and treat infections and to provide food security. Current gold-standard detection techniques, such as culture-based assays and polymerase ...

LONDON (WPVI) -- British researchers have developed a simple paper-based sensor that indicates when meat and fish have gone bad. The sensor traces amounts of ammonia and another chemical released by ...

Researchers at the University of São Paulo (USP) in Brazil have developed a kraft paper-based electrochemical sensor that can detect traces of pesticides in fruit and vegetables in real time when ...

Researchers have developed a rapid, ultrasensitive test using a paper-based electrochemical sensor that can detect the presence of the virus in less than five minutes. It uses a graphene biosensor and ...

(Nanowerk Spotlight) Because it is easily available, low-cost, insulating, flexible, and portable, paper has been recognized as a particular class of supporting matrix for accommodating biological or ...

A carbon dioxide sensor developed by physicists at the University of Alberta can be manufactured on a mere piece of paper. The simplicity of this environmental innovation has myriad potential uses - ...

An inexpensive paper sensor along with a smartphone-based reader can rapidly provide information on a person's personal smoke exposure during wildfire season. (Nanowerk News) An inexpensive paper ...