Difference between revisions of "Kerr - July 19, 2016"
Jump to navigation
Jump to search
| (2 intermediate revisions by the same user not shown) | |||
| Line 7: | Line 7: | ||
'''Milestone moment''' | '''Milestone moment''' | ||
| − | With the Lock-in Amplifier system and the two equations provided in the Hinds instrument MOKE manual I am able to observe a Kerr θ and ε on the Lock-in Amplifiers!!! | + | With the Lock-in Amplifier system and the two equations provided in the Hinds instrument MOKE manual I am able to observe a Kerr θ and ε on the Lock-in Amplifiers!!! --v |
[[file:KErrRotation.jpeg|thumb|upright=1.5|Although the fit is far from perfect, some setup optimization may help us observe a more clear signal]] | [[file:KErrRotation.jpeg|thumb|upright=1.5|Although the fit is far from perfect, some setup optimization may help us observe a more clear signal]] | ||
[[file:EllipticityKerr.jpeg|thumb|upright=1.5|This quite smooth curve agrees with literature in that the ellipticity is more sensitive to change in magnetization of foil.]] | [[file:EllipticityKerr.jpeg|thumb|upright=1.5|This quite smooth curve agrees with literature in that the ellipticity is more sensitive to change in magnetization of foil.]] | ||
| + | |||
| + | |||
| + | Powerpoint for ODU so far: ---> [[file:ODUpresentation.pptx]] | ||
Latest revision as of 08:30, 20 July 2016
B field equation as a function of distance in mm from foil surface ---->
- y = -1.186ln(x) + 3.9958
- r^2 value of R² = 0.9831
Milestone moment
With the Lock-in Amplifier system and the two equations provided in the Hinds instrument MOKE manual I am able to observe a Kerr θ and ε on the Lock-in Amplifiers!!! --v
Powerpoint for ODU so far: ---> File:ODUpresentation.pptx