Ehsan Ghassemali

5 Questions 24 Answers 0 Followers

Questions related from Ehsan Ghassemali

Any specific "tips and tricks" for tranmission EDS?

I use EDAX package and would like to know if there is any specific method to get reliable and nice EDS maps out of thin lamellae (in SEM). Thermal drifting is one of the main issues. Besides,...

21 November 2016 5,544 7 View

Any suggestion for electrolyte polishing of Al-Si alloys?

I would like to get a very flat surface between Al and Si particles. I know ion polishing could be the way to go; but anybody has any experience on electropolishing of these type of alloys with...

13 March 2016 2,923 2 View

In EBSD, how can we index Cementite lamellae (0.1-0.3 um width) in a pearlitic structure?

In literature it has been commonly reported that it is rather difficult to index cementite lamellae due to their low structure factors of its lattice. But I am interested to monitor LAGBs in a...

15 October 2014 4,727 16 View

What is the standard method for beam/source alignment in SEM (JSM7001F)?

To get a very precise EBSD analysis, I need to have a perfect adjustments in the SEM to be able to detect small objects in high magnifications. For that a very good Beam/Source alignment is...

15 October 2014 3,896 4 View

Is it possible to measure (or compare) the bonding coherency of the second phase/particle in a metal matrix using EBSD? GNDs measurement can help?

Second phase/particles can have coherent/semi-coherent/non-coherent bonding with the metal matrix. Is there a way to have a feeling about the second phase coherency using EBSD? Can KAM analysis...

26 September 2014 7,412 4 View