Naziya Parveen

5 Questions 7 Answers 0 Followers

Questions related from Naziya Parveen

Formula to calculate concentration of ions in oxide glasses using the value of density.

I want to confirm the formula to calculate concentration of ions in oxide glasses using the value of density. For example: to calculate Te ion concentration in TeO2, N = (Mol % of TeO2 x Density...

09 September 2014 9,474 1 View

How can I calculate the composition of Trinary glass system individually in grams?

Let the glass formula be (1-y)[x AO2 - (1-x)BO2] - y C2O3. where A, B & C are the precursors and x & y are the compositions in mol%. Tell me the procedure of how to calculate the amount of AO2,...

01 January 2014 9,118 5 View

What if heating exceeds the melting temp during the synthesis of glass?

If the melt exceeds the melting temp then the melt can form the glass after quenching? If it can form the glass then what are the conditions under which quenching has to be done?

01 January 2014 4,234 5 View

How are glasses able to show both direct band gap and indirect band gap transitions?

Some semiconductors show direct band gap transition and some semiconductors show indirect band gap transition, but glasses show both direct and indirect band gap transitions. How and Why?

12 December 2013 1,056 0 View

What is the relation between refractive index and optical band gap of glasses?

Refractive index and optical band gap of glasses

09 September 2013 1,305 2 View