Hom Nath Luitel

4 Questions 6 Answers 0 Followers

Questions related from Hom Nath Luitel

Why people use anti-Stokes emission for imaging?

Dear Researchers,I am new to this imaging field, so I am not familiar about 1 question.(1) Why people use anti-Stokes emission for imaging? Generally anti-stokes emission is always weaker than...

28 October 2016 2,773 5 View

What factor control the crystal field?

Dear Researcher, I found Ni2+ emission red-shifted in the order BaZrO3>CaZrO3>SrZrO3 perovskites, where Ni ions are located at the center of 6 coordinate octahedra. It means Ni emits at...

10 June 2016 3,572 7 View

How to distinguish polymeric Molybdate and Monomeric Molybdate by IR?

I am facing problems to distinguish monomeric molybdenum compound (eg CaMoO4) from polymeric molybdenum compound (eg (NH4)6Mo7O24 or its hydrates). I am trying to distinguish using FT-IR, do...

05 December 2014 1,855 2 View

How is upconversion emission efficiency dependent on host matix and activator ions?

I am preparing spectral converter for solar cell using up-conversion luminescent powder. There are activator ions like trivalent Tm, Er, Ho, Nd ions mainly researched in various host like Y2O3,...

30 May 2014 8,689 1 View