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作者:Vikash Mishra , Shailendra K. Saxena ...
来源:[J].Applied Physics A(IF 1.545), 2017, Vol.123 (9)
摘要:Polycrystalline samples of PrFe1− x CrxO3 having average particle size of ~90 nm have been prepared by wet chemical route. The structural phase purity of the prepared samples is confirmed by powder X-ray diffraction followed by Rietveld refin...
作者:Vikash Mishra , Anil Kumar ...
来源:[J].Ceramics International(IF 1.789), 2020, Vol.46 (3), pp.3250-3256
摘要:Abstract(#br)In order to investigate the possible effect of inter-granular strain on the physical properties of Barium titanate (BaTiO 3 ), comparative studies have been carried out on the polycrystalline pellet and its corresponding powder samples. For this purpose, the polycrys...
作者:Vikash Mishra , Jatin Desai , Kalpesh I. Patel
来源:[J].Journal of Coatings Technology and Research(IF 1.094), 2017, Vol.14 (5), pp.1069-1081
摘要:Synthesis, characterization, and film performance of waterborne thiol–acrylate/thiol–epoxy hybrid coatings are highlighted in this article. A dimer acid-modified epoxy (DME) polyol, containing both hydroxyl and epoxy functional groups, was prepared by reacting epoxy resin (E...
作者:Vikash Mishra , Jatin Desai , Kalpesh I. Patel
来源:[J].Industrial Crops & Products(IF 2.468), 2018, Vol.111, pp.165-178
摘要:Abstract(#br)This study reports the synthesis and property evaluation of UV/oxidative dual curing waterborne polyurethane dispersion prepared from cardanol-based polyol using different mode of curing. Cardanol-based polyol was prepared by reacting epoxidized cardanol with itaconi...
作者:Vikash Mishra , M. Kamal Warshi ...
来源:[J].Materials Science in Semiconductor Processing(IF 1.338), 2018, Vol.86, pp.151-156
摘要:Abstract(#br)Optical properties of widely used semiconducting oxides namely; TiO 2 , ZnO and ZrO 2 were investigated using diffuse reflectance spectroscopy (DRS). Prior to the optical absorption measurements, the structural purity of these samples was examined using powder x-ray ...
作者:Vikash Mishra , Archna Sagdeo ...
来源:[J].Ceramics International(IF 1.789), 2018, Vol.44 (7), pp.8344-8349
摘要:Abstract(#br)Effect of R site ionic radius on the structural, optical and electronic properties of rare-earth orthoferrites (RFeO 3 ) (where, R = La, Pr, Nd, Sm, Eu, Tb, Dy, Y, Ho, Er, and Yb) have been investigated experimentally and theoretically. Synchrotron-based X-ray d...
作者:Vikash Mishra , Vinayak Mishra ...
来源:[J].Ceramics International(IF 1.789), 2018, Vol.44 (12), pp.13507-13512
摘要:Abstract(#br)Rare-earth orthoferrites (RFeO 3 ) are well-known for the antiferromagnetic ground state. However, some of the recent experimental results suggest that the few members of RFeO 3 family possess ferromagnetism. In the present investigation we report the possible origin...
作者:Vikash Mishra , Aanchal Sati ...
来源:[J].Ceramics International(IF 1.789), 2019, Vol.45 (7), pp.8585-8592
摘要:Abstract(#br)The composition dependent dielectric and optical absorption measurements have been carried out on polycrystalline samples of PrFe1-xCrxO3 (x = 0 to 0.20) in order to investigate the possible correlation between (i) dielectric loss; defined in terms of loss tange...
作者:Vikash Mishra , M. Kamal Warshi ...
来源:[J].Journal of Physics and Chemistry of Solids(IF 1.527), 2019, Vol.130, pp.230-235
摘要:Abstract(#br)Here we introduce a way to understand the phenomena of localization/delocalization of excitons experimentally as well as by first-principle study. Using in-situ temperature-dependent optical absorption spectroscopy (TD OAS), variation of delocalization parameter...
作者:Vikash Mishra , M. Kamal Warshi ...
来源:[J].Journal of Physics and Chemistry of Solids(IF 1.527), 2019, Vol.135
摘要:Abstract(#br)We report a study on the charge neutral crystal field (d–d) transitions and their possible correlation with coupling between continuum states above the optical band gap in pure and irradiated PrFeO 3 . For this purpose, room temperature optical absorption spectr...

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