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Europhysics Letters

Vol. 33, No. 9 (March 1996)



-  General
Dynamics of a mixed quantum-classical system at finite temperature    p. 655
L. Cruzeiro-Hansson
DOI: http://dx.doi.org/10.1209/epl/i1996-00394-5


-  Atomic, molecular and optical physics
A new model optical potential for Ps formation in positron scattering from H and He    p. 661
F. A. Gianturco and R. Melissa
DOI: http://dx.doi.org/10.1209/epl/i1996-00395-x


-  Condensed matter: structure, thermal and mechanical properties
Structure, mechanical properties, and thermal transport in microporous silicon nitride—molecular-dynamics simulations on a parallel machine    p. 667
A. Omeltchenko, A. Nakano, R. K. Kalia and P. Vashishta
DOI: http://dx.doi.org/10.1209/epl/i1996-00396-3

Incommensurate-commensurate transition via domain wall evaporation in an overlayer    p. 673
I. F. Lyuksyutov, H. Pfnür and H.-U. Everts
DOI: http://dx.doi.org/10.1209/epl/i1996-00397-8

The pressure dependence of the phonon frequencies in the ordered Invar alloy at pressures up to 7 GPa    p. 679
M. Schwoerer-Böhning, S. Klotz, J. M. Besson, E. Burkel, M. Braden and L. Pintschovius
DOI: http://dx.doi.org/10.1209/epl/i1996-00398-1



-  Condensed matter: electronic structure, electrical, magnetic and optical properties
Internal structure of a Landau band induced by a lateral superlattice: a glimpse of Hofstadter's butterfly    p. 683
T. Schlösser, K. Ensslin, J. P. Kotthaus and M. Holland
DOI: http://dx.doi.org/10.1209/epl/i1996-00399-6

Invariant time object in particle tunnelling    p. 689
M. Kira, I. Tittonen and S. Stenholm(*)
DOI: http://dx.doi.org/10.1209/epl/i1996-00400-0

Low-temperature behaviour of the thermal conductivity of high-Tc superconductors: likeliness of wave pairing    p. 695
M. Houssa and M. Ausloos
DOI: http://dx.doi.org/10.1209/epl/i1996-00401-5

Low-field dc magnetization investigations in a Bi2Sr2CaCu2O8 single crystal: observation of a magnetic phase transition at the vortex melting line    p. 701
B. Revaz, G. Triscone, L. Fabrega, A. Junod and J. Muller
DOI: http://dx.doi.org/10.1209/epl/i1996-00402-x

Phase diagram of the spin-one Heisenberg system with dimerization and frustration    p. 707
S. Pati, R. Chitra, D. Sen, H. R. Krishnamurthy and S. Ramasesha
DOI: http://dx.doi.org/10.1209/epl/i1996-00403-3

Coulomb interaction and ferroelectric instability of BaTiO3    p. 713
Ph. Ghosez, X. Gonze and J.-P. Michenaud
DOI: http://dx.doi.org/10.1209/epl/i1996-00404-8



-  Cross-disciplinary physics and related areas of science and technology
Studies of the dynamic shape factor of aerosol agglomerates    p. 719
Zhangfa Wu and I. Colbeck
DOI: http://dx.doi.org/10.1209/epl/i1996-00405-1