Kun Zhang School of Geography, Earth and Environmental SciencesPhD student Contact details AddressSchool of Geography, Earth and Environmental SciencesUniversity of Birmingham Edgbaston Birmingham B15 2TT UK Kun Zhang is a PhD candidate in Environmental Health Sciences, supervised by Prof Stuart Harrad, on a project entitled: "Luminescence lifetime-based sensing solid interfaces for the determination of perfluoroalkyl substances (PFAS)." Doctoral research SupervisorProfessor Stuart Harrad