Varian Cary 5000 UV-VIS-NIR spectrometer
																																																															
																																																															
																																																														
																																																																Zetasizer nano zs90
																																																															
																																																															
																																																														
																																																																Hitachi F-4600 and Nanolog
																																																															
																																																															
																																																														
																																																																Spectro-fluorophotometers
																																																															
																																																															
																																																														
																																																																AMBiOS XP200 Surface Profiler
																																																															
																																																															
																																																														
																																																																UV- Visible Spectroscopy-(Hitachi)