English
Related papers

Related papers: Quantum effects on the loss function of Pb(111) th…

200 papers

We discuss the effects of surfaces on bulk plasma oscillations in a metallic film of thickness $L$. The leading corrections to the plasma frequencies due to the surfaces are proportional to $L^{-1}$. dispersion relation of bulk modes,…

Condensed Matter · Physics 2009-10-22 Olle Heinonen , Walter Kohn

The miniaturization of electronic devices has led to the prominence, in technological applications, of ultra-thin films with a thickness ranging from a few tens of nanometers to just about 1-2 nanometers. While these materials are still…

Superconductivity · Physics 2025-05-29 Alessio Zaccone

The quantum efficiency and reflectivity of thick, back-illuminated CCD's being fabricated at LBNL for astronomical applications are modeled and compared with experiment. The treatment differs from standard thin-film optics in that (a)…

Applied Physics · Physics 2017-09-13 D. E. Groom , S. Haque , S. E. Holland , W. F. Kolbe

In this paper we study, in the time domain, the interaction between localized surface plasmons and photons in arbitrarily shaped metal nanoparticles, by using the Hopfield approach to quantize the plasmon modes, where the electron…

A theory and mechanistic understanding of the thermal properties of solids under nanoscale confinement are currently missing. We develop a theoretical quantum confinement description of thin films which predicts a new physical law for the…

Mesoscale and Nanoscale Physics · Physics 2024-05-22 Alessio Zaccone

We propose a numerical tool to mimic the pulsed deposition of nanoparticles, a technique used to fabricate thin films from the deposition of nanoparticles upon a substrate. We employ such tool under different initial conditions, in…

Mesoscale and Nanoscale Physics · Physics 2024-07-01 Giacomo becatti , Francesca Baletto

Growth, electronic and magnetic properties of $\gamma'$-Fe$_{4}$N atomic layers on Cu(001) are studied by scanning tunneling microscopy/spectroscopy and x-ray absorption spectroscopy/magnetic circular dichroism. A continuous film of ordered…

Materials Science · Physics 2017-06-21 Y. Takahashi , T. Miyamachi , S. Nakashima , N. Kawamura , Y. Takagi , M. Uozumi , V. Antonov , T. Yokoyama , A. Ernst , F. Komori

The influence of uncorrelated (nonmagnetic) overlayers on the magnetic properties of thin itinerant-electron films is investigated within the single-band Hubbard model. The Coulomb correlation between the electrons in the ferromagnetic…

Strongly Correlated Electrons · Physics 2009-10-31 J. H. Wu , T. Herrmann , W. Nolting

A detailed formulation for the effects of the surface integrity, i.e. surface topography, surface metallurgy, and surface mechanical properties, on the mechanics of ultra-thin films is proposed in the framework of linear elasticity. In this…

Applied Physics · Physics 2017-12-27 M. Shaat

We use quantum electrodynamics and the confinement-induced nonlocal dielectric response model based on the Keldysh-Rytova electron interaction potential to study the epsilon-near-zero modes of metallic films in the transdimensional regime.…

Mesoscale and Nanoscale Physics · Physics 2020-01-27 Igor V. Bondarev , Hamze Mousavi , Vladimir M. Shalaev

The atomic structure and physical properties of few-layered <111> oriented diamond nanocrystals (diamanes), covered by hydrogen atoms from both sides are studied using electronic band structure calculations. It was shown that energy…

Thin films of alkali metals when sandwiched at both surfaces by thin metal films loose their conductance. The superconducting proximity effect is used to investigate the change in the alkali film. On the length scale of the film thickness…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Manjiang Zhang , Gerd Bergmann

We have performed ab initio density functional calculations of thin Ag films on the Pd(111) surface. We have calculated the structural properties and the electronic bands of the Ag/Pd systems. There is a band gap in the electronic density…

Materials Science · Physics 2007-05-23 Predrag Lazic , Damir Sokcevic , Radovan Brako

The retraction of thin films, as described by the Taylor-Culick (TC) theory, is subject to widespread debate, particularly for films at the nanoscale. We use non-equilibrium molecular dynamics simulations to explore the validity of the…

For the first time we proposed the model for the calculations of the relaxor ferroelectrics films properties in the framework of the random field theory. We took into account the misfit strain between film and substrate as well as surface…

Materials Science · Physics 2007-05-23 E. A. Eliseev , M. D. Glinchuk

Freestanding thin films, a class of low-dimensional materials capable of maintaining structural integrity without substrates, have emerged as a forefront research focus. Their unique advantages-circumventing substrate clamping, liberating…

Materials Science · Physics 2026-01-26 Li Liu , Peixin Qin , Guojian Zhao , Zhiyuan Duan , Jingyu Li , Sixu Jiang , Xiaoyang Tan , Xiaoning Wang , Ziang Meng , Zhiqi Liu

The miniaturization of electronic devices has led to the prominence, in technological applications, of semiconductor thin films that are only a few nanometers thick. In spite of intense research, the thickness-dependent resistivity or…

Mesoscale and Nanoscale Physics · Physics 2025-04-15 Alessio Zaccone

A Ginzburg-Landau model is used to demonstrate how depletion layers give rise to thickness-dependent ferroelectric properties in thin films. It is shown that free charge layers at the film-electrode interface can result in an internal…

Materials Science · Physics 2013-04-19 Nathaniel Ng , Rajeev Ahluwalia , David J. Srolovitz

Atomically thin films of Pb on Si(111) provide an experimentally tunable system comprising a highly structured electronic density of states. The lifetime of excited electrons in these states is limited by both electron-electron (e-e) and…

Mesoscale and Nanoscale Physics · Physics 2020-01-20 Peter Kratzer , Maedeh Zahedifar

We present a model for thin film growth by particle deposition that takes into account the possible evaporation of the particles deposited on the surface. Our model focuses on the formation of two-dimensional structures. We find that the…

Materials Science · Physics 2009-10-28 Pablo Jensen , Hernán Larralde , Alberto Pimpinelli
‹ Prev 1 3 4 5 6 7 10 Next ›