Tuning the Structural, Microstructural and Optical Properties of ZnO with Different Concentration of Cr Doping| Chapter 2 | Research Aspects in Chemical and Materials Sciences Vol. 6

 A orderly study on the fundamental, microstructural and optical characteristics of Cr drugged ZnO nanoceramics accompanying different grinding period and temperature has happened stated. The burden percent of Cr in ZnO changes from 1 to 4% and the grinding opportunity varied from 2h to 10h. X-ray dissemination (XRD) dossier discloses that up to 3% of Cr maybe drugged knowledgeable ZnO after 10 stage of grinding showing distinct aspect polycrystalline Cr-drugged ZnO, but for x = 0.04 few peaks had connection with Cr2O3 was seen. But later calcination at 900 ∘C no additional peak had connection with Cr2O3 was noticed for x = 0.04 sample making single time. So until x = 0.04 Cr is beneath the solubility limit of Cr in ZnO by ball grinding. The dossier is well matched accompanying rietveld civilization of XRD pattern. Particle tumor was observed from FESEM micrograph following in position or time calcination and sintering. The band break of 2% of Cr drugged ZnO varies from 3.18eV to 3.06eV accompanying grinding from 2hr to 10hr repeated with growing Cr aggregation from x = 0 to x = 0.04 the difference of band gap was from 3.22eV to 3.235eV. Cr drugged ZnO shows vulgar shift with sophisticating aggregation and sintering.

Author(s) Details:

Bikram Keshari Das,
Nano Innovation Laboratory, School of IKST, Kalinga Institute of Social Sciences (KISS) Deemed to be University, Bhubaneswar-751024, Odisha, India.

Tanushree Das,
Nano Innovation Laboratory, School of IKST, Kalinga Institute of Social Sciences (KISS) Deemed to be University, Bhubaneswar-751024, Odisha, India.

Dipteerekha Das,
Nano Innovation Laboratory, School of IKST, Kalinga Institute of Social Sciences (KISS) Deemed to be University, Bhubaneswar-751024, Odisha, India.

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