Wide bandgap semiconductor ZnO, GaN and\r\nInNnanowireshavedisplayedtheabilitytodetectmany\r\ntypes of gases and biological and chemical species of\r\ninterest.Inthisreview,wegivesomerecentexamplesof\r\nusing these nanowires for applications in pH sensing,\r\nglucosedetectionandhydrogendetectionatppmlevels.\r\nThewidebandgapmaterialsofferadvantagesintermsof\r\nsensing because of their tolerance to high temperatures,\r\nenvironmentalstabilityandthefactthattheyareusually\r\npiezoelectric. They are also readily integrated with\r\nwirelesscommunicationcircuitryfordatatransmission.
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