El Mahdi Bouabdalli

11 Questions 10 Answers 0 Followers

Questions related from El Mahdi Bouabdalli

Can the sol-gel technique be utilized to produce fiber preforms (rods), or is its application limited to volume optics only?

The question inquires about the potential use of the sol-gel technique for producing fiber preforms (rods) and whether its application is limited solely to volume optics. The sol-gel technique...

16 May 2024 9,183 0 View

What are the Miller indices of the crystal phase of strontium Sr(PO3)2 phosphate?

That is to say the Miller indices of the crystal phase of Sr (PO3) 2 with their interreticular distances dhkl and the angles of diffraction? And what is the formula for calculating the cell unit...

30 October 2021 9,797 6 View

Is there software to calculate Buckingham potential parameters between any two atoms to use in molecular dynamics simulation of glasses?

That is to say a method or software for calculating the Buckingham potential parameters between two atoms such as Sr-Sr, Sr - Eu .... to use in the simulation of a matrix of glasses by molecular...

03 September 2021 2,412 4 View

How to determine the Judd–Ofelt intensity parameters and derived quantities from the emission spectrum of Eu3+ doped glasses?

That is meaning, the method or technique that I can use to determine the Judd-Ofelt intensity parameters and the derived quantities (oscillator strengths, radiative transition probabilities,...

01 August 2021 6,976 7 View

How can we determine the parameters of the Buckingham potential between two identical or different atoms?

Because, I need the parameters of the Buckingham potential between two similar or different atoms in the simulations of phosphate-based glasses by molecular dynamics, for example, between...

18 June 2021 3,333 7 View

How can we prepare phosphate-based glass-ceramics doped with Rare Earth Ions?

That is to say the method of synthesis of phosphate-based glass-ceramics doped with Rare Earth Ions.

11 June 2021 3,408 4 View

What are the different yttrium emissions and excitations used?

That is to say, the excitations are used to excite the yttrium to give different emission spectra.

11 June 2021 1,058 0 View

Is there anyone to help me solve the problem of calculating phosphate glasses doped with rare-earth ions above 8%?

I simulated phosphate-based glasses containing rare-earth ions by molecular dynamics, but when the concentration of rare-earth ions in the phosphate matrix exceeds 8%, the simulation of this...

03 June 2021 1,912 1 View

What can be done to increase the mechanical properties of the prepared solid glasses?

I prepared massive silico-phosphate-based glasses using the Sol-Gel method. But these glasses obtained are characterized by very weak mechanical properties, this is the main defect of these...

03 June 2021 2,831 2 View

How can we avoid the air bubble in synthesized glasses?

When I prepared the solid phosphate glass samples, I got the phosphate glass samples with lots of air bubbles. Is there anyone to help me with this air bubble problem in the glasses?

26 May 2021 1,861 4 View

How can calculate optimal parameters of the orthorhombic system with wien2k code?

Hello everyone I want to do the calculation of the optimal parameters of orthorhombic structure with wien2k code. Please give me your suggestion how I calculate the optimal parameters orthorhombic...

07 November 2020 7,153 3 View