We are looking for an enthusiastic candidate with a background in photonics, electronics, physics or material science to take on this project. The PhD studentship will be undertaken within the Department of Physics at the University of York, starting before October 2019. The three-year studentship provides a yearly stipend (£14,777 for 2018-2019). The studentship also covers fees for UK students. Informal inquiries can be made to Dr Y Wang ([email protected]) with a copy of your curriculum vitae and a cover letter.