Volume 67, Issue 2

D. L. Brower, C. X. Yu, R. V. Bravenec, H. Lin, N. C. Luhmann, Jr., W. A. Peebles, Ch. P. Ritz, B. A. Smith, A. J. Wootton, Z. M. Zhang, and S. J. Zhao

Phys. Rev. Lett. 67, 200 (1991) - Published 8 July, 1991

Feedback-modulated ion beam stabilization of a plasma instability

P. Tham, A. K. Sen, A. Sekiguchi, R. G. Greaves, and G. A. Navratil

Phys. Rev. Lett. 67, 204 (1991) - Published 8 July, 1991

Condensed Matter: Structure, Etc.

Multiscaling in multifractals

Mogens H. Jensen, Giovanni Paladin, and Angelo Vulpiani

Phys. Rev. Lett. 67, 208 (1991) - Published 8 July, 1991

Experiments on atomic-scale mechanisms of diffusion

N. E. B. Cowern, G. F. A. van de Walle, D. J. Gravesteijn, and C. J. Vriezema

Phys. Rev. Lett. 67, 212 (1991) - Published 8 July, 1991

Direct observations of adatom–surface-atom replacement: Pt on Ni(110)

G. L. Kellogg

Phys. Rev. Lett. 67, 216 (1991) - Published 8 July, 1991

Kinetic phase diagram for crystal growth: A (1+1)-dimensional model

Rob Phillips and D. C. Chrzan

Phys. Rev. Lett. 67, 220 (1991) - Published 8 July, 1991

Structure and bonding in small aluminum clusters

R. O. Jones

Phys. Rev. Lett. 67, 224 (1991) - Published 8 July, 1991

Lattice instabilities, isotope effect, and high- $T_{c}$ superconductivity in ${La}_{2 - x}$ ${Ba}_{x}$ ${CuO}_{4}$

W. E. Pickett, R. E. Cohen, and H. Krakauer

Phys. Rev. Lett. 67, 228 (1991) - Published 8 July, 1991

Condensed Matter: Electronic Properties, Etc.

Negative-ion desorption from insulators by electron excitation of core levels

Ann-Marie Lanzillotto, Theodore E. Madey, and Raul A. Baragiola

Phys. Rev. Lett. 67, 232 (1991) - Published 8 July, 1991

Final-state effects in photoemission from metal-semiconductor interfaces

K. Karlsson, O. Nyqvist, and J. Kanski

Phys. Rev. Lett. 67, 236 (1991) - Published 8 July, 1991

Enhancement of Wigner crystallization in multiple-quantum-well structures

L. Świerkowski, D. Neilson, and J. Szymański

Phys. Rev. Lett. 67, 240 (1991) - Published 8 July, 1991

Radical-based ferromagnetic chain in yttrium diphthalocyanine [ ${YPc}_{2}$ ]⋅ ${CH}_{2}$ ${Cl}_{2}$

J. L. Paillaud, M. Drillon, A. De Cian, J. Fischer, R. Weiss, and G. Villeneuve

Phys. Rev. Lett. 67, 244 (1991) - Published 8 July, 1991

Origin of the spin-canting anomaly in small ferrimagnetic particles

Q. A. Pankhurst and R. J. Pollard

Phys. Rev. Lett. 67, 248 (1991) - Published 8 July, 1991

Berry’s phase originated from the broken time-reversal symmetry: Theory and application to anyon superconductivity

J. Ihm

Phys. Rev. Lett. 67, 251 (1991) - Published 8 July, 1991

Dynamical localization in Josephson junctions

R. Graham, M. Schlautmann, and D. L. Shepelyansky

Phys. Rev. Lett. 67, 255 (1991) - Published 8 July, 1991

Superconductivity, phase separation, and charge-transfer instability in the U=∞ limit of the three-band model of the ${CuO}_{2}$ planes

M. Grilli, R. Raimondi, C. Castellani, C. Di Castro, and G. Kotliar

Phys. Rev. Lett. 67, 259 (1991) - Published 8 July, 1991

Angular dependence of the cyclotron effective mass in organic superconductors

J. Wosnitza, G. W. Crabtree, H. H. Wang, K. D. Carlson, M. D. Vashon, and J. M. Williams

Phys. Rev. Lett. 67, 263 (1991) - Published 8 July, 1991

Two-dimensional behavior and critical-current anisotropy in epitaxial ${Bi}_{2}$ ${Sr}_{2}$ ${CaCu}_{2}$ $O_{8 + x}$ thin films

P. Schmitt, P. Kummeth, L. Schultz, and G. Saemann-Ischenko

Phys. Rev. Lett. 67, 267 (1991) - Published 8 July, 1991

Critical magnetic fields in the superconducting state of $K_{3}$ $C_{60}$

K. Holczer, O. Klein, G. Grüner, J. D. Thompson, F. Diederich, and R. L. Whetten

Phys. Rev. Lett. 67, 271 (1991) - Published 8 July, 1991

Cross-Disciplinary Physics

Model for the formation of a microscopic Turing structure: The facetting of Pt(110) during catalytic oxidation of CO

R. Imbihl, A. E. Reynolds, and D. Kaletta

Phys. Rev. Lett. 67, 275 (1991) - Published 8 July, 1991

COMMENTS

Comment on ‘‘Negative moments of current distribution in random resistor networks’’

Alex Hansen, Einar L. Hinrichsen, and Stéphane Roux

Phys. Rev. Lett. 67, 279 (1991) - Published 8 July, 1991

Kahng replies

Byungnam Kahng

Phys. Rev. Lett. 67, 280 (1991) - Published 8 July, 1991

Comment on ‘‘Electronic structure of ideal metal/GaAs contacts’’

F. Flores

Phys. Rev. Lett. 67, 281 (1991) - Published 8 July, 1991

van Schilfgaarde and Newman reply

Mark van Schilfgaarde and N. Newman

Phys. Rev. Lett. 67, 282 (1991) - Published 8 July, 1991

ERRATA

Evidence for a Temperature-Dependent Surface Shielding Effect in Cu

J. M. Lockhart, F. C. Witteborn, and W. M. Fairbank

Phys. Rev. Lett. 67, 283 (1991) - Published 8 July, 1991

Self-Organized Criticality in a Stick-Slip Process

Hans Jacob S. Feder and Jens Feder

Phys. Rev. Lett. 67, 283 (1991) - Published 8 July, 1991