Abegail Yimchunger

5 Questions 7 Answers 0 Followers

Questions related from Abegail Yimchunger

How is the width of the domain wall influenced by anisotropy and exchange energy?

In a 180 domain Bloch wall, it is known that exchange energy can be decreased if we allow the 180 changes in spin direction to take place gradually over N atoms, thereby minimizing the angle...

04 June 2024 1,711 0 View

In a hydrothermal synthesis, how does cooling rate as affects the crystallinity/growth of a sample?

I am trying to synthesis cobalt based full Heusler alloy via Hydrothermal route. After keeping it in the oven for 4h at 90C, I let it cool down naturally inside the oven overnight. However inside...

14 December 2023 3,771 4 View

In L21 structure of Full Heusler Alloys, the X element occupies the tetrahedral or the octahedral sites?

In most papers, X atoms occupies the tetrahedral sites {Wyckoff position (0,0,0) and (1/2,1/2,1/2) while the Y&Z elements are at (1/4,1/4,1/4) and (3/4,3/4,3/4) Wyckoff positions}. However, there...

29 November 2023 6,209 4 View

In full Heusler alloys X2YZ, what is the Wyckoff position for the Z element is (0,0,0) or (1/4,1/4,1/4)?

There is a confusion in the Wyckoff position of the Y and Z element, different literatures have contradicting description of the Wyckoff position. Kindly help me out with this.

05 September 2023 7,698 2 View

For Co2FeSn Full Heusler alloy, does anyone has the standard CIF database for its XRD peak position?

For Co2FeSn, I have generated the diffraction reflections through Vesta but I am facing having a problem with its B2 and A2 structures. B2 phase has Pm-3m symmetry(221) while A2 has Im-3m...

05 September 2023 5,544 5 View