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Questions related from Hadi Parsamehr
Do we have a way to estimate/calculate the shape factor in heterogeneous nucleation from experiment or theoretical calculation?
29 May 2020 9,337 0 View
Dear All, I want to deposit TiN and TaN by Ti and Ta targets (magneto sputtering). I tried to fabricate it with different conditions of N2 gas during the sputtering and post annealing beside N2....
27 May 2015 9,731 10 View
Dear all, I want to grow SiO2 on Stainless steel thin film by sputtering. After annealing, there is diffusion of the substrate to SiO2. I'd would like to ask if anyone has experience with this...
17 March 2015 2,686 4 View
Dear All In making a quasicrystal, I used the Si substrate. However, I have Si diffusion on my samples, so I used Al2o3 and got five fold symmetry. But in most of the papers, they used different...
07 January 2015 3,572 6 View
Dear All I have analyzed the quasicrystal i have prepared by xrd, but i'm not sure if the crystallization is correct. I know that we can check it via TEM or another method. May I ask about the...
15 September 2014 7,489 8 View
In quasicrystal, a different set of tilling can form the quasicrystal. However, most of the mathematical theory is trying to explain the quasicrystal tilling from one starting point and not from a...
01 January 1970 4,661 1 View
I have a complex metallic Alloy (Al-Cu-Fe) sample that is amorphous (solid and liquid) at 800'C which crystallization happens during the cooling process at 650'C. Can anyone help me to explain...
01 January 1970 4,183 3 View
