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Europhysics Letters

Vol. 45, No. 3 (February 1999)



-  General
Landau levels in the presence of a screw dislocation    p. 279
C. Furtado and F. Moraes
DOI: http://dx.doi.org/10.1209/epl/i1999-00159-8

Force-velocity relations of a two-state crossbridge model for molecular motors    p. 283
A. Vilfan, E. Frey and F. Schwabl
DOI: http://dx.doi.org/10.1209/epl/i1999-00160-3

Quantum mechanics with random imaginary scalar potential    p. 290
A. V. Izyumov and B. D. Simons
DOI: http://dx.doi.org/10.1209/epl/i1999-00161-8



-  Nuclear physics
The role of virtual states in the appearance of two-neutron halo    p. 296
R. A. Ionescu and C. Hategan
DOI: http://dx.doi.org/10.1209/epl/i1999-00162-1


-  Atomic and molecular physics
Invariant treatment of coherent population trapping in an elliptically polarized field    p. 301
A. V. Taichenachev, A. M. Tumaikin and V. I. Yudin
DOI: http://dx.doi.org/10.1209/epl/i1999-00163-6


-  Electromagnetism, optics, acoustics, heat transfer, classical mechanics, and fluid dynamics
Atomic interference in a microchip laser operating on a Λ transition    p. 307
K. Otsuka, E. A. Viktorov and P. Mandel
DOI: http://dx.doi.org/10.1209/epl/i1999-00164-y

A lattice Boltzmann model of ternary fluid mixtures    p. 314
A. Lamura, G. Gonnella and J. M. Yeomans
DOI: http://dx.doi.org/10.1209/epl/i1999-00165-4



-  Condensed matter: structure, mechanical and thermal properties
Grafted semiflexible polymers in poor solvents: Toroidal and tower surface micelles    p. 321
J. N. Bright and D. R. M. Williams
DOI: http://dx.doi.org/10.1209/epl/i1999-00166-9

Burrowing self-organized cobalt clusters into a gold substrate    p. 327
S. Padovani, F. Scheurer and J. P. Bucher
DOI: http://dx.doi.org/10.1209/epl/i1999-00167-2

Pressure behaviour of dielectric permittivity on approaching the near-critical consolute point    p. 334
S. J. Rzoska, M. Paluch, P. Habdas, A. Drozd-Rzoska and P. Urbanowicz
DOI: http://dx.doi.org/10.1209/epl/i1999-00168-7

Elastic interactions in nematic elastomers and gels    p. 341
N. Uchida and A. Onuki
DOI: http://dx.doi.org/10.1209/epl/i1999-00169-0

Beryllium diffusion mechanisms in InGaAs compounds grown by gas source molecular beam epitaxy    p. 348
K. Ketata, M. Ketata, S. Koumetz and J. Marcon
DOI: http://dx.doi.org/10.1209/epl/i1999-00170-7



-  Condensed matter: electronic structure, electrical, magnetic and optical properties
On the lowest-energy excitations of one-dimensional strongly correlated electrons    p. 354
K. Kladko
DOI: http://dx.doi.org/10.1209/epl/i1999-00171-0

Quantum Hall effect anomaly and collective modes in the magnetic-field–induced spin-density-wave phases of quasi–one-dimensional conductors    p. 361
N. Dupuis and V. M. Yakovenko
DOI: http://dx.doi.org/10.1209/epl/i1999-00172-5

The level-shifting–induced negative magnetoresistance in the nearest-neighbor hopping conduction    p. 368
X. R. Wang, S. C. Ma and X. C. Xie
DOI: http://dx.doi.org/10.1209/epl/i1999-00173-x

Highly disordered two-dimensional electron system in a weak magnetic field    p. 374
J. J. Mareš, J. Krištofik, P. Hubík, X. Feng, J. Novák and S. Hasenöhrl
DOI: http://dx.doi.org/10.1209/epl/i1999-00174-3

Evidence for crossover from a Bose-Einstein condensate to a BCS-like superconductor with doping in from quasiparticle relaxation dynamics experiments    p. 381
J. Demsar, B. Podobnik, J. E. Evetts, G. A. Wagner and D. Mihailovic
DOI: http://dx.doi.org/10.1209/epl/i1999-00175-8

Superconductivity in two-leg spin ladders    p. 387
L. Leonyuk, G.-J. Babonas, R. Szymczak, H. Szymczak, M. Baran A. Rėza, V. Maltsev, L. Shvanskaya and V. Rybakov
DOI: http://dx.doi.org/10.1209/epl/i1999-00176-1

Characteristic microstructure in small Bi-2212 grains showing the Wohlleben effect as revealed by High-Resolution Electron Microscopy    p. 393
B. Freitag, B. Büchner, N. Knauf, B. Roden, H. Micklitz, A. Freimuth and V. Kataev
DOI: http://dx.doi.org/10.1209/epl/i1999-00177-6

Transition from itinerant to polaronic conduction in perovskites    p. 399
R. Caciuffo, J. Mira, J. Rivas, M. A. Señarís-Rodríguez, P. G. Radaelli, F. Carsughi, D. Fiorani and J. B. Goodenough
DOI: http://dx.doi.org/10.1209/epl/i1999-00178-y



Free access

Erratum
Erratum: A quantum dot ratchet: Experiment and theory    p. 406
H. Linke, W. Löfgren, Hongqi Xu, P.Omling and P.E. Lindelof
DOI: http://dx.doi.org/10.1209/epl/i1999-00179-4