Pankaj Pandey

4 Questions 24 Answers 0 Followers

Questions related from Pankaj Pandey

Can a ferromagnetic system show memory effect?

Generally, in zero-ﬁeld-cooled (ZFC) process, with a stop during cooling under a zero ﬁeld, if a dip shows up upon reheating it is attributed to memory effect and in a similar way for the Field...

26 May 2013 8,337 3 View

In Takahashi's theory of spin-fluctuations, what is the significance of the parameters Ƞ, TA and T0?

Takahashi’s theory takes into account the dynamical properties of spin-fluctuations. What does the theory actually mean by dynamical properties of spin-fluctuations ? And what do the parameters Ƞ,...

19 May 2013 2,645 10 View

What are the signatures present in the magnetization data of a superparamagnetic material?

Is zero coercivity always appears as a characteristics of a superparamagnetic material or it can be non-zero also?

07 May 2013 7,821 22 View

What is the best way to subtract substrate contribution in magnetic thin films?

While measuring magnetic properties of the thin films, substrate contribution (whether it is diamagnetic or paramagnetic) will always be there. How can one subtract magnetic contribution of...

12 March 2013 9,717 15 View