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It is well-known that the symmetry of the nonlinear optical susceptibility is strongly affected by a magnetization or an external applied magnetic field. Thus it is of considerable interest to...
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We normally think that the velocity of light is constant in all inertial frames is a postulate or the experimental result of Michelson-Morley experiment. But is it true that the Maxwell's...
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Condensed matter theories are notorious for not being able to predict spectacular results/effects before the experiments were done. What they often do is to rationalize experimental results that...
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Superconductivity is essentially an emergent phenomenon of many body electron system. I am wondering how much size reduction can it stand. Certainly no superconductivity exists for a single atom...
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Coherent diffraction is progressing enormously due to the advent of modern X-ray sources including XFEL. Can any one explain me how the old phase problem in crystallography be tackled by coherent...
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The IV-VI narrow band gap semiconductor GeTe undergoes a ferroelectric phase transition at about 600 K. At this transition the high temperature paraelectric cubic NaCl type phase undergoes a...
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We have observed smaller volume in nanoparticles of half-doped manganites LCMO (La0.5Ca0.5MnO3) and PCMO(Pr0.5Ca0.5MnO3). We explained this by the effective surface tension of the nanoparticles....
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I have been looking at magnetoelastic effects in general and intrinsic magnetostriction in several magnetic materials including strongly correlated electron systems and multiferroics viz....
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