Alastair Stacey is an expert in diamond technologies, including diamond synthesis by plasma vapor deposition. He has extensive experience in the study of diamond materials for quantum applications, with over 100 publications in this area. His research interests include a specific focus on the surface science of diamond. He has developed novel diamond growth and surface termination chemistries for applications ranging from biomedical sensors to electron emitters and quantum sensors. He joined PPPL in 2023 to develop new quantum materials and support the new applied materials and sustainability sciences initiatives.