Kexin Li School of Geography, Earth and Environmental SciencesPhD student Contact details AddressSchool of Geography, Earth and Environmental SciencesUniversity of Birmingham Edgbaston Birmingham B15 2TT UK Kexin Li is a PhD candidate in Physical Geography, supervised by Prof Stefan Krause on a project titled: "Contaminant cycling at river-aquifer interfaces". Doctoral research SupervisorProfessor Dr Stefan Krause