Volume 49, Issue 8

Y. H. Xie, M. S. Hybertsen, William L. Wilson, S. A. Ipri, G. E. Carver, W. L. Brown, E. Dons, B. E. Weir, A. R. Kortan, G. P. Watson, and A. J. Liddle

Phys. Rev. B 49, 5386 (1994) - Published 15 February, 1994

Analysis of the electronic and local structure of amorphous ${SiN}_{x}$ :H alloy films in terms of SiK, SiL, and NK x-ray emission bands

G. Wiech and A. Šimůnek

Phys. Rev. B 49, 5398 (1994) - Published 15 February, 1994

In-plane Raman scattering of (001)-Si/Ge superlattices: Theory and experiment

R. Schorer, G. Abstreiter, S. de Gironcoli, E. Molinari, H. Kibbel, and H. Presting

Phys. Rev. B 49, 5406 (1994) - Published 15 February, 1994

Mechanism of submonolayer oxide formation on silicon surfaces upon thermal oxidation

V. D. Borman, E. P. Gusev, Yu. Yu. Lebedinski, and V. I. Troyan

Phys. Rev. B 49, 5415 (1994) - Published 15 February, 1994

Selenium- and tellurium-terminated GaAs(100) surfaces observed by scanning tunneling microscopy

D. K. Biegelsen, R. D. Bringans, J. E. Northrup, and L.-E. Swartz

Phys. Rev. B 49, 5424 (1994) - Published 15 February, 1994

Interface polaritons in three-tile quasiperiodic GaAs/AlAs superlattices

Min Cai, Youyan Liu, and Wenji Deng

Phys. Rev. B 49, 5429 (1994) - Published 15 February, 1994

Coherent model for resonant tunneling of electrons in double quantum wells under electric fields

Shi-rong Jin, Zhong-ying Xu, and Jin-sheng Luo

Phys. Rev. B 49, 5434 (1994) - Published 15 February, 1994

k-space formulation of Γ-X mixing for excitons in a thin GaAs/AlAs quantum well

C. P. Chang and Yan-Ten Lu

Phys. Rev. B 49, 5438 (1994) - Published 15 February, 1994

Quasiexcitons in the fractional quantum Hall effect

Jian Yang

Phys. Rev. B 49, 5443 (1994) - Published 15 February, 1994

Phonon-assisted Γ-X transfer in (001)-grown GaAs/AlAs superlattices

O. E. Raichev

Phys. Rev. B 49, 5448 (1994) - Published 15 February, 1994

Condensation of states and oscillatory metal-insulator transitions in a magnetic field

Mark Ya. Azbel’

Phys. Rev. B 49, 5463 (1994) - Published 15 February, 1994

Electronic and optical properties of PbTe/ ${Pb}_{1 - x}$ ${Eu}_{x}$ Te multiple-quantum-well structures

Shu Yuan, G. Springholz, G. Bauer, and M. Kriechbaum

Phys. Rev. B 49, 5476 (1994) - Published 15 February, 1994

Schottky-barrier and interface formation of Cs/GaSb(110) and Rb/GaSb(110) at room temperature

K. M. Schirm, P. Soukiassian, P. S. Mangat, and L. Soonckindt

Phys. Rev. B 49, 5490 (1994) - Published 15 February, 1994

Method to investigate the random potential in a quantum point contact

I. A. Larkin and E. V. Sukhorukov

Phys. Rev. B 49, 5498 (1994) - Published 15 February, 1994

Correlation effects as a Jahn-Teller phenomenon in mixed-valent semiconductors

O. Brandt, E. Sigmund, and M. Wagner

Phys. Rev. B 49, 5508 (1994) - Published 15 February, 1994

Thick sodium overlayers on GaAs(110)

Martina Heinemann and Matthias Scheffler

Phys. Rev. B 49, 5516 (1994) - Published 15 February, 1994

Correlation in double-layer two-dimensional electron-gas systems: Singwi-Tosi-Land-Sjölander theory at B=0

Lian Zheng and A. H. MacDonald

Phys. Rev. B 49, 5522 (1994) - Published 15 February, 1994

Magnetointersubband oscillations of conductivity in a two-dimensional electronic system

M. E. Raikh and T. V. Shahbazyan

Phys. Rev. B 49, 5531 (1994) - Published 15 February, 1994

Dimensional crossover in excitons on a square lattice

Kunio Ishida

Phys. Rev. B 49, 5541 (1994) - Published 15 February, 1994

Surface physics, low-dimensional systems, and related topics

Amine intercalation in ${FePS}_{3}$ : A ${}^{57}{Fe}$ Mössbauer study

A. Bhowmick, S. Ganguli, and M. Bhattacharya

Phys. Rev. B 49, 5549 (1994) - Published 15 February, 1994

Theory of impurity-induced step bunching

Daniel Kandel and John D. Weeks

Phys. Rev. B 49, 5554 (1994) - Published 15 February, 1994

Barrier for the reaction $X_{20}^{+}$ + $X_{20}^{+}$ → $X_{40}^{2 +}$ in alkali-metal clusters related to electron density at the bond midpoint of the supermolecule ( $X_{20}^{+}$ $)_{2}$

J. M. López, J. A. Alonso, N. H. March, F. Garcias, and M. Barranco

Phys. Rev. B 49, 5565 (1994) - Published 15 February, 1994

Solubility of hydrogen in thin niobium films

J. Steiger, S. Blässer, and A. Weidinger

Phys. Rev. B 49, 5570 (1994) - Published 15 February, 1994

Electronic structure of copper overlayers on the (100) and (111) surfaces of tungsten

G. A. Gaudin and M. J. G. Lee

Phys. Rev. B 49, 5575 (1994) - Published 15 February, 1994

STM study of oxygen on Rh(110)

V. R. Dhanak, K. C. Prince, R. Rosei, P. W. Murray, F. M. Leibsle, M. Bowker, and G. Thornton

Phys. Rev. B 49, 5585 (1994) - Published 15 February, 1994

Preparation and electronic properties of ${Sr}_{2 - x}$ ${La}_{x}$ ${RhO}_{4}$

Tetsuo Shimura, Mitsuru Itoh, Yoshiyuki Inaguma, and Tetsurō Nakamura

Phys. Rev. B 49, 5591 (1994) - Published 15 February, 1994

Substrate diffusion in metastable ultrathin films: Iron on Cu(001)

Th. Detzel and N. Memmel

Phys. Rev. B 49, 5599 (1994) - Published 15 February, 1994

Photoacoustic investigation of the quantum size effect and thermal properties in ${ZrO}_{2}$ nanoclusters

Yonghong Xiong, K. N. Yu, and Caoshui Xiong

Phys. Rev. B 49, 5607 (1994) - Published 15 February, 1994

Evolution of the electronic and geometric structure of size-selected Pt and Pd clusters on Ag(110) observed by photoemission

H.-V. Roy, P. Fayet, F. Patthey, W.-D. Schneider, B. Delley, and C. Massobrio

Phys. Rev. B 49, 5611 (1994) - Published 15 February, 1994

Selective Rydberg-level population of multiply charged ions at solid surfaces: A dynamic theory for low-angular-momentum ionic states

N. N. Nedeljković, Lj. D. Nedeljković, S. B. Vojvodić, and M. A. Mirković

Phys. Rev. B 49, 5621 (1994) - Published 15 February, 1994

Surface energy of solids

M. Yudin and B. D. Hughes

Phys. Rev. B 49, 5638 (1994) - Published 15 February, 1994

Relating carbon tubules

Brett I. Dunlap

Phys. Rev. B 49, 5643 (1994) - Published 15 February, 1994

Ultrahigh-vacuum scanning force microscopy: Atomic-scale resolution at monatomic cleavage steps

L. Howald, H. Haefke, R. Lüthi, E. Meyer, G. Gerth, H. Rudin, and H.-J. Güntherodt

Phys. Rev. B 49, 5651 (1994) - Published 15 February, 1994

Analysis of Auger-parameter and XPS shifts: Application of potential models

R. J. Cole, D. A. C. Gregory, and P. Weightman

Phys. Rev. B 49, 5657 (1994) - Published 15 February, 1994

Reconstruction of (100) diamond surfaces using molecular dynamics with combined quantum and empirical forces

S. Skokov, C. S. Carmer, B. Weiner, and M. Frenklach

Phys. Rev. B 49, 5662 (1994) - Published 15 February, 1994

Dynamical study of graphite and graphite intercalation compounds

L. Lang, S. Doyen-Lang, A. Charlier, and M. F. Charlier

Phys. Rev. B 49, 5672 (1994) - Published 15 February, 1994

Collective level crossings on nanotubes and multipole excitations on fullerenes

P. S. Davids, L. Wang, A. Saxena, and A. R. Bishop

Phys. Rev. B 49, 5682 (1994) - Published 15 February, 1994

BRIEF REPORTS

Electronic structure: wide-band, narrow-band, and strongly correlated systems

Metal-insulator transitions in degenerate Hubbard models and $A_{x}$ $C_{60}$

Jian Ping Lu

Phys. Rev. B 49, 5687 (1994) - Published 15 February, 1994

Magnetoconductivity of a disordered electron system with N orbitals per site

S. G. Magalhães and Alba Theumann

Phys. Rev. B 49, 5691 (1994) - Published 15 February, 1994

Semiconductors I: bulk

Demonstration of gallium-defect annealing at 280 K in irradiated GaAs and ${Al}_{x}$ ${Ga}_{1 - x}$ As

A. C. Irvine and D. W. Palmer

Phys. Rev. B 49, 5695 (1994) - Published 15 February, 1994

Optical dispersion relations in two types of amorphous silicon using Adachi’s expression

M. Fried and A. van Silfhout

Phys. Rev. B 49, 5699 (1994) - Published 15 February, 1994

Semiconductors II: surfaces, interfaces, microstructures, and related topics

Scanning-tunneling-microscope observation of 2×1 structure on a homoepitaxially grown Si(111) surface

T. Yokoyama, H. Tanaka, M. Itoh, T. Yokotsuka, and I. Sumita

Phys. Rev. B 49, 5703 (1994) - Published 15 February, 1994

Photoluminescence-excitation spectroscopy of porous silicon

S. Sinha, S. Banerjee, and B. M. Arora

Phys. Rev. B 49, 5706 (1994) - Published 15 February, 1994

Three-barrier tuned structure as a phonon-spectroscopy device

V. I. Kozub and A. M. Rudin

Phys. Rev. B 49, 5710 (1994) - Published 15 February, 1994

Growth of ultrathin iron silicide films: Observation of the γ- ${FeSi}_{2}$ phase by electron spectroscopies

X. Wallart, J. P. Nys, and C. Tételin

Phys. Rev. B 49, 5714 (1994) - Published 15 February, 1994

Self-consistent Hartree description of N electrons in a quantum dot with a magnetic field

J. H. Oaknin, J. J. Palacios, L. Brey, and C. Tejedor

Phys. Rev. B 49, 5718 (1994) - Published 15 February, 1994

Sub-Coulomb-gap conductance in small tunnel junctions

F. Guinea and M. Ueda

Phys. Rev. B 49, 5722 (1994) - Published 15 February, 1994

Surface physics, low-dimensional systems, and related topics

Splitting of the dispersion relation of surface plasmons on a rough self-affine fractal surface

George Palasantzas

Phys. Rev. B 49, 5726 (1994) - Published 15 February, 1994

Molecular-dynamics study of diffraction-intensity oscillations during epitaxial growth

Timothy J. Moran, Ivan K. Schuller, and Ricardo Ramírez

Phys. Rev. B 49, 5729 (1994) - Published 15 February, 1994

Adsorbate-induced electronic modification of alkali-metal overlayers

K. Jacobi, H. Shi, M. Gruyters, and G. Ertl

Phys. Rev. B 49, 5733 (1994) - Published 15 February, 1994

RAPID COMMUNICATIONS

Semiconductors I: bulk

RAPID COMMUNICATION

Two-photon-absorption spectra originating from higher-energy transitions

M. Murayama and T. Nakayama

Phys. Rev. B 49, 5737(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Dielectric theory of the electronic stopping power of fast ions in crystals

Titus M. H. E. Tielens, Gerrit E. W. Bauer, and Theo H. Stoof

Phys. Rev. B 49, 5741(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Impurity-characterization agreement in type-IIb single-crystal diamond by high-temperature Hall-effect, capacitance-voltage, and secondary-ion mass-spectroscopy measurements

H. A. Wynands, D. M. Malta, B. A. Fox, J. A. von Windheim, J. P. Fleurial, D. Irvine, and J. Vandersande

Phys. Rev. B 49, 5745(R) (1994) - Published 15 February, 1994

Semiconductors II: surfaces, interfaces, microstructures, and related topics

RAPID COMMUNICATION

Ballistic two-dimensional electrons in a random magnetic field

A. K. Geim, S. J. Bending, I. V. Grigorieva, and M. G. Blamire

Phys. Rev. B 49, 5749(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Photoluminescence excitation study of lateral-subband structure in barrier-modulated ${In}_{0.09}$ ${Ga}_{0.91}$ As quantum wires

Ch. Gréus, R. Spiegel, P. A. Knipp, T. L. Reinecke, F. Faller, and A. Forchel

Phys. Rev. B 49, 5753(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Fano resonances in the excitation spectra of semiconductor quantum wells

D. Y. Oberli, G. Böhm, G. Weimann, and J. A. Brum

Phys. Rev. B 49, 5757(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Second-order Raman spectroscopy of AlAs: A test of lattice-dynamical models

G. S. Spencer, J. Grant, R. Gray, J. Zolman, J. Menéndez, R. Droopad, and G. N. Maracas

Phys. Rev. B 49, 5761(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Trace of interface reconstruction in Ge solid-phase epitaxy on Si(111)

H. Hibino and T. Ogino

Phys. Rev. B 49, 5765(R) (1994) - Published 15 February, 1994

Surface physics, low-dimensional systems, and related topics

RAPID COMMUNICATION

Crossover effects in the Wolf-Villain model of epitaxial growth in 1+1 and 2+1 dimensions

Pavel Šmilauer and Miroslav Kotrla

Phys. Rev. B 49, 5769(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Stable reconstruction of the polar (111) surface of NiO on Au(111)

C. A. Ventrice, Jr., Th. Bertrams, H. Hannemann, A. Brodde, and H. Neddermeyer

Phys. Rev. B 49, 5773(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Combined helium-atom-scattering and molecular-dynamics study of aluminum surface-phonon anharmonicities and linewidths

M. Gester, D. Kleinhesselink, P. Ruggerone, and J. P. Toennies

Phys. Rev. B 49, 5777(R) (1994) - Published 15 February, 1994

RAPID COMMUNICATION

Direct evidence of photoinduced electron transfer in conducting-polymer– $C_{60}$ composites by infrared photoexcitation spectroscopy

Kwanghee Lee, Rene A. J. Janssen, N. S. Sariciftci, and A. J. Heeger

Phys. Rev. B 49, 5781(R) (1994) - Published 15 February, 1994

ERRATA

Erratum: Roughness spectrum and surface width of self-affine fractal surfaces via the $K$ -correlation model

George Palasantzas

Phys. Rev. B 49, 5785 (1994) - Published 15 February, 1994