Hom Nath Luitel

6 Questions 9 Answers 0 Followers

Questions related from Hom Nath Luitel

How much Vapor pressure exerted in a Teflon Vessel?

Dear researchers, Can you teach me how much total pressure is exerted inside a 50 ml sealed Teflon vessel at 250 degree C containing 20 ml water, 5 ml ethanol and 5 ml Toluene? Given that at 250...

19 December 2016 6,058 4 View

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 2,824 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 3,620 7 View

Can anybody suggest some metal ions that have active absorption bands around 1100-1900 nm?

I am looking for some oxide semiconductor that has absorption bands from 1100nm to 1900 nm in the near IR range. Can anybody suggest some metal that are active around that windiow? But they should...

05 April 2015 8,205 3 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 1,918 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 8,734 1 View