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CdSiO₃:Pr³⁺ nanophosphor: synthesis, characterization and thermoluminescence studies.
Sunitha DV, Manjunatha C, Shilpa CJ, Nagabhushana H, Sharma SC, Nagabhushana BM, Dhananjaya N, Shivakumara C, Chakradhar RP. Sunitha DV, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2012 Dec;99:279-87. doi: 10.1016/j.saa.2012.08.057. Epub 2012 Aug 27. Spectrochim Acta A Mol Biomol Spectrosc. 2012. PMID: 23085285
The average crystallite size was calculated using Debye-Scherrer's formula and Williamson-Hall (W-H) plots and found to be in the range 31-37 nm. ...Thermoluminescence (TL) properties of Pr(3+) doped CdSiO(3) nanophosphor has been investigated using gamma-irradiation in th …
The average crystallite size was calculated using Debye-Scherrer's formula and Williamson-Hall (W-H) plots and found to be in the ran …
Combustion synthesized tetragonal ZrO2: Eu(3+) nanophosphors: structural and photoluminescence studies.
Vidya YS, Anantharaju KS, Nagabhushana H, Sharma SC, Nagaswarupa HP, Prashantha SC, Shivakumara C, Danithkumar. Vidya YS, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2015 Jan 25;135:241-51. doi: 10.1016/j.saa.2014.06.151. Epub 2014 Jul 9. Spectrochim Acta A Mol Biomol Spectrosc. 2015. PMID: 25068837
Novel crystalline tetragonal ZrO2: Eu(3+) phosphors were prepared by a facile and efficient low temperature solution combustion method at 40010 C using oxalyl dihydrazide (ODH) as fuel. The powder X-ray diffraction patterns and Rietveld confinement of as formed ZrO2: Eu(3+ …
Novel crystalline tetragonal ZrO2: Eu(3+) phosphors were prepared by a facile and efficient low temperature solution combustion method at 40 …
EPR and photoluminescence studies of ZnO:Mn nanophosphors prepared by solution combustion route.
Reddy AJ, Kokila MK, Nagabhushana H, Rao JL, Nagabhushana BM, Shivakumara C, Chakradhar RP. Reddy AJ, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2011 Aug;79(3):476-80. doi: 10.1016/j.saa.2011.03.014. Epub 2011 Apr 2. Spectrochim Acta A Mol Biomol Spectrosc. 2011. PMID: 21531616 Free article.
For Mn doped ZnO, the lattice parameters and volume of unit cell (a=3.23065 A, c=5.27563 A and V=47.684 (A)(3)) are found to be greater than that of undoped ZnO (a=3.19993 A, c=5.22546 A and V=46.336 (A)(3)). ...
For Mn doped ZnO, the lattice parameters and volume of unit cell (a=3.23065 A, c=5.27563 A and V=47.684 (A)(3)) are found to be great …
Combustion synthesis, characterization and Raman studies of ZnO nanopowders.
Reddy AJ, Kokila MK, Nagabhushana H, Rao JL, Shivakumara C, Nagabhushana BM, Chakradhar RP. Reddy AJ, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2011 Oct 15;81(1):53-8. doi: 10.1016/j.saa.2011.05.043. Epub 2011 Jun 12. Spectrochim Acta A Mol Biomol Spectrosc. 2011. PMID: 21764361
Rietveld analysis show that ZnO has hexagonal wurtzite structure with lattice constants a=3.2511(1) A, c=5.2076(2) A, unit cell volume (V)=47.66(5) (A)(3) and belongs to space group P63mc. ...The values are consistent with the grain sizes measured from Scherrer's me …
Rietveld analysis show that ZnO has hexagonal wurtzite structure with lattice constants a=3.2511(1) A, c=5.2076(2) A, unit cell volum …
A novel amperometric catechol biosensor based on α-Fe2O3 nanocrystals-modified carbon paste electrode.
Sarika C, Shivakumar MS, Shivakumara C, Krishnamurthy G, Narasimha Murthy B, Lekshmi IC. Sarika C, et al. Artif Cells Nanomed Biotechnol. 2017 May;45(3):625-634. doi: 10.3109/21691401.2016.1167702. Epub 2016 Apr 11. Artif Cells Nanomed Biotechnol. 2017. PMID: 27067993
Laccase enzyme is then assembled onto the modified electrode surface to form a nanobiocomposite enhancing the electron transfer reactions at the enzyme's active metal centers for catechol oxidation. The biosensor gave good sensitivity with a linear detection response in th …
Laccase enzyme is then assembled onto the modified electrode surface to form a nanobiocomposite enhancing the electron transfer reactions at …
Low temperature synthesis of pure cubic ZrO2 nanopowder: structural and luminescence studies.
Prakashbabu D, Hari Krishna R, Nagabhushana BM, Nagabhushana H, Shivakumara C, Chakradar RP, Ramalingam HB, Sharma SC, Chandramohan R. Prakashbabu D, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2014 Mar 25;122:216-22. doi: 10.1016/j.saa.2013.11.043. Epub 2013 Nov 16. Spectrochim Acta A Mol Biomol Spectrosc. 2014. PMID: 24317256
TL studies were carried out pre-irradiating samples with gamma-rays ranging from 1 to 5 KGy at room temperature. A well resolved glow peak at 377 C is recorded which can be ascribed to deep traps. With increase in gamma radiation there is linear increase in TL intensity wh …
TL studies were carried out pre-irradiating samples with gamma-rays ranging from 1 to 5 KGy at room temperature. A well resolved glow peak a …
GdAlO3:Eu(3+):Bi(3+) nanophosphor: synthesis and enhancement of red emission for WLEDs.
Shilpa CJ, Jayaram AK, Dhananjaya N, Nagabhushana H, Prashantha SC, Sunitha DV, Sharma SC, Shivakumara C, Nagabhushana BM. Shilpa CJ, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2014 Dec 10;133:550-8. doi: 10.1016/j.saa.2014.05.082. Epub 2014 Jun 11. Spectrochim Acta A Mol Biomol Spectrosc. 2014. PMID: 24992914
The particle size obtained by transmission electron microscopy (TEM) measurement was in good agreement with the values obtained by Debye Scherrer's and W-H plots. The selected area electron diffraction (SAED) pattern show single crystalline nature of the sample. ...
The particle size obtained by transmission electron microscopy (TEM) measurement was in good agreement with the values obtained by Debye Sch …
Effect of different fuels on structural, thermo and photoluminescent properties of Gd2O3 nanoparticles.
Dhananjaya N, Nagabhushana H, Nagabhushana BM, Rudraswamy B, Sharma SC, Sunitha DV, Shivakumara C, Chakradhar RP. Dhananjaya N, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2012 Oct;96:532-40. doi: 10.1016/j.saa.2012.04.067. Epub 2012 May 3. Spectrochim Acta A Mol Biomol Spectrosc. 2012. PMID: 22750671
The optical band gap values were estimated for as formed and 800 C calcined samples. The band gap values in as-formed and calcined samples were found to be in the range 4.89-5.59 eV. ...From TL glow curves the kinetic parameters were estimated using Chen's peak shap …
The optical band gap values were estimated for as formed and 800 C calcined samples. The band gap values in as-formed and calcined sa …
Shape tailored green synthesis of CeO₂:Ho³⁺ nanopowders, its structural, photoluminescence and gamma radiation sensing properties.
Malleshappa J, Nagabhushana H, Kavyashree D, Prashantha SC, Sharma SC, Premkumar HB, Shivakumara C. Malleshappa J, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2015 Jun 15;145:63-75. doi: 10.1016/j.saa.2015.02.075. Epub 2015 Feb 25. Spectrochim Acta A Mol Biomol Spectrosc. 2015. PMID: 25767989
Kinetic parameters associated with the glow peaks are estimated using Chen's half width method. The CIE coordinate values show that phosphor is quite useful for the possible applications in WLEDs as orange red phosphor....
Kinetic parameters associated with the glow peaks are estimated using Chen's half width method. The CIE coordinate values show that p …
15 results