Lecturer in Engineering Science at Ulster University. Previously Head of Group at Plataforma Solar de Almería of CIEMAT (Spain). My research focuses on low-cost technologies for water purification, photochemical and advanced oxidation processes for the removal of microbiological pathogens and hazardous chemical contaminants from water, and decentralized technologies for drinking water in developing communities.

Published 170 peer-reviewed publications (H = 56, total citations > 10,800). Participated in 19 EU-funded research projects. Co-investigator in the GCRF-UKRI SAFEWATER and SAFEWATER-TRANSLATE. Principal investigator on two H2020 projects, REWATERGY and PANIWATER (EU-India collaboration), and a Royal Society International Collaboration Award with the University of Sao Paulo (Brazil).  Fellow of the Institute of Physics-UK and Ireland, Fellow of the Higher Education Academy-UK. Member of the Climate Change and Environmental Sciences Committee of the Royal Irish Academy. Ireland representative of the International Union of Pure and Applied Physics(IUPAP), committee C13 (physics for development), member of the Research Inclusion and Diversity team of the UU. Associate editor for Europe of the Journal of Photochemistry & Photobiology, A: Chemistry, associate editor for Process Safety and Environmental Protection and editor of the Chemical Engineering Journal, Elsevier. Editor in Frontiers in Environmental Science and Frontiers Chemistry. Finalist in the WISE awards 2019 on gender balance in STEM. Distinguished Research Awards 2021 University Champion.