Dr Aleksey Kozikov is an experimental condensed matter physicist working at Newcastle University. He develops quantum communication technologies for the secure transmission of information and their applications in quantum cryptography. The current focus is on single photon sources and entangled photon pairs for quantum key distribution. Aleksey is part of the Newcastle University Centre for Cyber Security and Resilience, a STEM Ambassador and STEM Quantum Ambassador. He holds a PhD in Physics from the University of Exeter, UK.