Supporting Information
Local Field Enhancement Induced Enriched Cathodoluminescence Behaviour from CuI-RGO Nanophosphor Composite for Field Emission Display Applications Subhajit Saha1, Rajarshi Roy1,2, Swati Das2, Dipayan Sen2, Uttam Kumar Ghorai1, Nilesh Mazumder2 and Kalyan Kumar Chattopadhyay1, 2* 1
School of Materials Science and Nanotechnology, Jadavpur University, Kolkata-700032, India
2
Department of Physics, Jadavpur University, Kolkata-700032, India
*Email address:
[email protected] Figure S1. FESEM image of the micro region from where CL spectra of CuI-RGO composite nanophosphor is taken.
Figure S2. ( a and b) Demonstration of CL stability of the CuI-RGO composite nanophosphor for a time range of 1 hr. (c) Corresponding changes in the colour coordinate over this time domain.