Android phones

See the following -

Flinders University App Allows Mobile Phones to Maintain Contact When There’s No Signal

Brad Crouch | The Advertiser | May 16, 2016

An app developed by Flinders University to maintain mobile phone contact in disaster zones with no cellular signals has won a $279,000 humanitarian award. The Serval Mesh software lets users talk and text each other even when the usual mobile phone coverage fails. It is one of five winners in the Pacific Humanitarian Challenge, sponsored by the Federal Government, who will share $2 million prizemoney to further develop their projects...

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Smartphone, Finger Prick, 15 Minutes, Diagnosis—Done!

Press Release | Columbia University | February 4, 2015

A team of researchers, led by Samuel K. Sia, associate professor of biomedical engineering at Columbia Engineering, has developed a low-cost smartphone accessory that can perform a point-of-care test that simultaneously detects three infectious disease markers from a finger prick of blood in just 15 minutes. The device replicates, for the first time, all mechanical, optical, and electronic functions of a lab-based blood test. Specifically, it performs an enzyme-linked immunosorbent assay (ELISA) without requiring any stored energy: all necessary power is drawn from the smartphone...

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