Department of PhysicsPrabhat Kumar College, West BengalINDIAScientist, Energy and Environment UnitINST MohaliINDIAScientist, Surface ScienceUGC-DAE Consortium, IndoreINDIAAssistant Professor, CatalystRamakrishna Mission VidyamandiraINDIA Department of Separation ScienceLUT University, LappeenrantaFINLANDDepartment of PhysicsDiamond Harbour Womens' UniversityINDIADepartment of ChemistryNorth Bengal UniversityINDIAScientist, Surface ScienceUGC-DAE Consortium, IndoreINDIA