Dr. Piu Rajak is currently working as a Post Doctoral researcher at Instituto Officina dei Materiali (IOM), Consiglio Nazionale delle Ricerche (CNR), Trieste, Italy from September 2019. For this position, she has received a fellowship on Training and Research in Italian Laboratories (TRIL) by ICTP (The Abdus Salam International Centre for Theoretical Physics) and CNR IOM. Dr. Piu Rajak has defended her Ph.D. Thesis in July 2019 at the Indian Institute of Technology Madras, Chennai, India, in the Department of Metallurgical and Materials Engineering. Her main research activity is the nanostructural characterization on different material systems including oxide materials (grown both as single crystals and thin films), nanoparticles, nanocrystals, and carbon nanotubes by SEM, especially high-resolution TEM with implemented EDS and High Angle Annular Dark Field (HAADF) Scanning TEM (STEM). She has also experienced with Electron Energy Loss Spectrum (EELS).