Reentrant peak effect via magnetization studies in NbSe2

Ramakrishnan, S. ; Patil, N. G. ; Banerjee, S. S. ; Saha, Subir ; Menon, Gautam I. ; Grover, A. K. ; Mishra, P. K. ; Chandrasekhar Rao, T. V. ; Ravikumar, G. ; Sahni, V. C. ; Ghosh, K. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck ; Bhattacharya, S. (1996) Reentrant peak effect via magnetization studies in NbSe2 Czechoslovak Journal of Physics, 46 (Suppl.). pp. 3105-3106. ISSN 0011-4626

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Official URL: http://www.springerlink.com/content/h685j0121234m6...

Related URL: http://dx.doi.org/10.1007/BF02548116

Abstract

The peak effect PE is considered to signal the collapse of shear modulus of a weakly pinned flux line lattice. The observed reentrant behavior in PE curves (for H ||c,||a) of very clean single crystals of anisotropic super-conductor 2H-NbSe2 (Tc=7.1 K) resembles the predicted reentrant melting curve for pure Abrikosov lattice. The disappearance of PE phenomenon at low fields also appears consistent with the expected crossover to disordered state when intervortex spacing far exceeds the penetration depth.

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ID Code:40941
Deposited On:25 May 2011 11:41
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