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Structural and optical properties of NiO and Mn doped NiO nanparticles

Authors

  • C. Thangamani PG & ResearchDepartment of Physics , Jairams arts and science college ,karur –639003 ,India
  • S.Revathi Department of Physics, Annai woman’s college karur –639136,India
  • P. Matheswaran PG & Research Department of Physics,Kongunadu Arts and Science College ,.Coimbatore -5
  • K. Pushpanathan Nanomaterials Research Laboratory, Department of Physics, Government Arts College, Karur -639 005, India

DOI:

https://doi.org/10.46947/jarj1120203

Keywords:

NiO nanoparticles, Optical properties, quantum confinement effect, NiO lattice

Abstract

Ni1-xMnxO (x = 0.0 - 0.05) nanoparticles were successfully prepared by precipitation method at room temperature Prepared samples were characterized by structural, optical, microstructure and magnetic properties. X-ray diffraction analysis confirmed that Mn ions substitution of NiO lattice with FCC structure. The average crystalline size found to decrease from 42 to 34 nm. Optical analysis show increase in band from 4 -3.8 eV by strong quantum confinement effect with blue shift in the absorption spectra range of 325 – 290 nm. FTIR spectra confirmed the formation of Ni-Mn-O.

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Published

2020-02-10

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