In blinding bright light or pitch-black dark, our eyes can adjust to extreme lighting conditions within a few minutes. The ...

Abstract: An optical fiber bend sensor assisted with a photonic crystal fiber(PCF) has been fabricated by splicing a section of photonic crystal fiber between two single mode fibers. Such a structure ...

This paper describes the design and characterization of an open-source “universal wireless electrochemical detector” (UWED). This detector interfaces with a smartphone (or a tablet) using “Bluetooth ...