Mallika AN

6 Questions 7 Answers 0 Followers

Questions related from Mallika AN

Can anyone suggest papers related to Ca and Mg co-doped ZnO nanostructures ?

Please any one send me the articles related to Ca and Mg co-doped ZnO nano structures?

11 November 2014 9,826 6 View

How can we correlate the non-radiative transitions to the particle sizes in emission spectra?

If the size of the nanoparticles decreases, then surface to volume ratio increases and a greater number of non-radiative transitions takes place. Will we get an intense UV emission peak?

11 November 2014 164 4 View

How are non-radiative recombinations influenced if the size of the particle increases in room temperature photoluminescence?

In room temperature photoluminesence, if the size of the particle increases, then how does it influence non-radiative recombinations? Are they suppressed?

11 November 2014 4,262 4 View

From absorption spectroscopy...(UV-Vis)...?

If the energy band gap is observed to be increased then can we call it as blue shifted?.

10 October 2014 3,691 2 View

Why the morphology of the sample has changed its shape to spherical from polyhedral shape?

The FE-SEM morphology.

08 August 2014 7,562 7 View

Why are some of the diffraction peaks missing as compared to the Basic/reference sample?

I need to know why some peaks in the XRD pattern are missing with doping elements.

03 March 2014 9,009 4 View