Judd–Ofelt analysis ?

More Manojkishor Pradhan's questions See All

Low value of Cd for Flow Past a Square Cylinder Simulation?

Hi everyone, Happy New Year! I am carrying out a Simulation for Flow Past a Square Cylinder. I am using Ansys Fluent. I get a very low value of Cd in the simulation. The solution converges but...

03 January 2021 4,389 3 View

How do I turn off the wall function for k-w SST simulation in Ansys Fluent?

I am using a very fine mesh (D/1000). Since I cannot find an option to turn off the wall function in Fluent GUI, could you please let me know how I can turn it off? From some forum I got to know...

21 December 2020 9,186 15 View

Why do I get Floating Point Error! on simulating with very fine mesh using k-w SST model in Ansys Fluent?

Hi everyone, any insight is appreciated. I am simulating with a D/1000 [first boundary layer height] mesh the flow past a square cylinder (inside a Circular domain). For Coarser mesh, I had no...

21 December 2020 5,438 10 View

What is the time required for an enzyme or an protein molecule to consume an ATP molecule during a reaction?

In what time do a protein body consumes an ATP molecule for an active process to happen?

02 October 2020 8,135 4 View

How long can we store dsDNA after extraction from the plant tissue which will be used for marker based genotype screening?

A large of samples needs to be screened using pcr based markers. therefore, the DNA if extracted from the plant tissues how long can it be stored? Can it be stored in -80 or -20, please suggest.

20 August 2020 6,920 3 View

How can I quantify substitution vacancy in a material?

If I am doping A3+ ion in an atomic site with B2+ ion ,of almost similar ionic radii then as per charge compensation model assumption,there may be substitution vacancy.Can any one please suggest...

24 January 2019 9,844 1 View

Which solvent is suitable for dissolving mono phosphates like sodium calcium orthophosphates?

I wish to record UV-Vis spectra of my sample in solution form instead of DRS .So I am willing to dissolve my powder sample in a suitable solvent. Please suggest me, which are the suitable solvent...

08 November 2018 1,151 2 View

Identify the Image?

Please confirm the image uploaded. Is it squilla juvenile or annelids type.?

26 October 2018 8,569 3 View

How to increase the intensity of bands in sqRT Pcr analysis for gene expression?

I have tried increasing the no. of cycles as well as checked the annealing temp but still i get a faint bands wherein i m suppose to get bright ones. even it appears same in case of housekeeping...

23 October 2018 1,325 2 View

Medication Adherence Scale ?

As MMAS-8 is copyrighted, and the authors does not give permision to use it , is there any validated Medication Adherence Scale/ tool which is free to use in research or academic purposes?

11 September 2018 174 3 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

What do I do with DLS peaks that are from the buffer?

I'm looking at the aggregation of my protein sample using DLS. Unfortunately, my buffer (20mM HEPES) also results in a set of peaks. These are at approximately 1 and 1000 d.nm. The lowest peak...

01 March 2021 9,015 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

What information can be had from raman at higher wavenumber?

i have recorded raman spectra of strontium oxide thin film. the spectra were recorded in the range 400 to 4000 cm-1. i have reference to peaks upto 1000cm-1. but i couldn't find literature for...

26 February 2021 2,499 1 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

How can I find a Raman spectrum wavenumber corresponding to what compound?

I have several Raman spectra with very distinct peaks at certain wavenumbers, such as 277, 359, 466, 583, 623, 686, and 795cm-1. How can I identify them to what compound(s)? The RRUFF and others...

24 February 2021 363 3 View

How to calculate Z (the number of molecules in a unit cell) for calculating theoretical density?

I am trying to calculate the theoretical density of my ceramics materials. I use the formula below to calculate the theoretical density: Theoretical density = (Molecular weight x No. of molecules...

24 February 2021 3,823 2 View

Alan F Rawle

Manojkishor Pradhan

Not sure if the attached paper is useful for you.

Luminescence properties and Judd-Ofelt analysis of Sm3+ doped

lithium aluminium phosphate glasses

Thank you Alan F Rawle sir, I will definitely go through this paper and try to do calculations.

Jose Ignacio Rojas Gregorio

Dear Manojkishor,

maybe these articles can be helpful to you, too:

Article Influence of modifier oxides on spectroscopic features of Nd...

Article Effect of modifier oxides on spectroscopic and optical prope...

or at least I hope so.

regards,

Thank you prof Jose Ignacio Rojas Gregorio ! I am trying my best to understand the procedure and proceed with the calculations. Thanks for sparing your valuable time.

Kavia a J

For reduced matrix element refer Electronic Energy Levels of the

Trivalent Lanthanide Aquo Ions. IV.

Eu3+ paper. This will give u some idea about the reduced unitary matrix