| dc.contributor.author |
Junaid, Bushiri M |
|
| dc.contributor.author |
Shajira, P S |
|
| dc.contributor.author |
Bini, Nair B |
|
| dc.contributor.author |
GaneshchandraPrabhu, V |
|
| dc.date.accessioned |
2014-08-12T05:19:17Z |
|
| dc.date.available |
2014-08-12T05:19:17Z |
|
| dc.date.issued |
2013-08-14 |
|
| dc.identifier.uri |
http://dyuthi.cusat.ac.in/purl/4559 |
|
| dc.description |
Journal of Luminescence 145(2014)425–429 |
en_US |
| dc.description.abstract |
Tin oxide(SnO2) andMgdoped(2,4,6,and8wt%)SnO2 nanoparticles weresynthesizedbytheself-
propagating solutioncombustionsynthesisusingcitricacidasfuel.Thecharacterizationofsampleswas
done byX-raydiffractionspectroscopy(XRD),transmissionelectronmicroscopy(TEM),UV–visible
spectroscopy,SAEDandphotoluminescence(PL).XRDpatternandTEMstudiesshowthatthe
synthesized particlesareofaveragesize30nmandtheyareintetragonalrutilestructureofSnO2.
Combined blueandgreenemissionisseenin4wt%MgdopedSnO2 and intensityofbluebandis
increased withrespecttoincreaseinMgdopantconcentrationwhichisattributedtoincreasein
population ofoxygenvacancies.ThePLemissioninblueandgreenregionisduetothedoublycharged
state (Vo
2þ) ofoxygenandtininterstitialdefectsrespectivelyandisexplainedwithanenergyband
diagram |
en_US |
| dc.description.sponsorship |
Cochin University of Science and Technology |
en_US |
| dc.language.iso |
en |
en_US |
| dc.publisher |
Elsevier |
en_US |
| dc.subject |
SnO2 |
en_US |
| dc.subject |
Combustion |
en_US |
| dc.subject |
Photoluminescence |
en_US |
| dc.subject |
Defect |
en_US |
| dc.subject |
Band structure |
en_US |
| dc.title |
Energy bandstructureinvestigationofblueandgreenlightemitting Mg dopedSnO2 nanostructuressynthesizedbycombustionmethod |
en_US |
| dc.type |
Article |
en_US |