Dr. Zhang Y is currently working as Radiology / Medical Physics Biomedical Engineering, Stem Cell & Regenerative Medicine Center, US. His research interest includes Multimodality Molecular Imaging (PET, optical, MRI), Nanomedicine, Molecular Therapy. He is serving as an honorary reviewer for Journal of Molecular Imaging & Dynamics. He has authored of several research articles/books related to Multimodality Molecular Imaging (PET, optical, MRI), Nanomedicine, Molecular Therapy.