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Questions related from Dr Aga Shahee
Most of the Associate Professor and Professor positions in India have one common criterion: a minimum of eight and ten years of experience in teaching and/or research in an academic/research...
01 September 2023 1,334 1 View
In case of some ferromagnetic materials with easy axis of magnetization, the observed domains form meandering, maze-like patterns of remarkable complexity and on application of magnetic field they...
29 March 2017 8,897 3 View
In few research reports, the sound velocity anomaly in manganite has been taken as a proof of the observation of charge ordering and the temperature where anomaly has been observed (called charge...
05 April 2014 445 2 View
Is the Sound Velocity Anomaly a fingerprint of charge order transition temperature or it is a finger print of a temperature where lattice degrees of freedom show divergence? (Which may be due to...
05 April 2014 6,711 2 View
Multiferroics, simultaneously exhibiting (Anti)ferromagnetic and ferroelectric order, offer the capability of four stage memory and voltage controlling magnetic states through a magnetoelectric...
19 March 2014 3,345 8 View
In the attached article, we have shown that oxygen-vacancy control the structural, electronic, and magnetic properties in La0.2Sr0.8MnO3. These phenomena may occur in other materials and thus...
28 February 2014 1,729 3 View
Strongly electron correlated system like ABO3 based manganites have revealed exciting physical and structural properties. The origin of above phenomena in these materials is due to competing...
28 February 2014 4,475 3 View
With the availability of high-flux monochromatic x-ray beams from the synchrotron radiation sources, x-ray absorption spectroscopy techniques (XAS) has developed into a widely used tools for the...
28 January 2014 2,296 10 View
Existence of Griffiths-like Phases between a perfect disordered (i.e. paramagnetic state) and long range ordered state (i.e. ferromagnetic state) has been reported in number of system (mostly...
17 January 2014 4,982 4 View
The liquid to glass transition occurs due to the critical slowing down of the dynamics of molecules with a decreasing temperature, resulting in the “kinetic-arrest” or “kinetic-freezing” of the...
01 January 2014 251 21 View
Is the ferromagnetic insulating phase different from the ferromagnetic metallic phase at the microscopic level or they are same at microscopic level?
16 November 2013 4,813 1 View
Why is charge ordering not possible in large-bandwidth manganites, e.g. the case of La1-xSrxMnO3. Is it due to its highly symmetric (i.e. untitled cubic/tetragonal) crystal structure, or is it...
08 October 2013 7,515 2 View
Charge orbital ordering is observed in most of the manganites. Its melting on application of a field is responsible for the observed large MCE and CMR properties. Most of the time the...
08 October 2013 3,877 2 View
As per the reports after this encounter, DA14 flight path will lose a couple of months. What about the earth’s flight path, will it change at any time scale (any power of seconds)?
15 February 2013 8,317 3 View
Good enough covalence exchange or Anderson's super exchange or any other mechanism
17 October 2012 9,245 2 View
Ferromagnetic ordering breaks the time-reversal invariance irrespective of nature and type of ferromagnetic ordering. Does anti-ferromagnetic ordering also breaks the time-reversal invariance...
01 January 1970 4,937 49 View
What are the key differences between altermagnetism and non-collinear antiferromagnetism in terms of symmetry, spin structure, and electronic properties? I am looking for a clear comparison of...
01 January 1970 186 3 View
