نتایج جستجو برای: metallic thin film

تعداد نتایج: 222332  

Journal: :Nano letters 2016
Peng Wei Ferhat Katmis Cui-Zu Chang Jagadeesh S Moodera

We report a unique experimental approach to create topological superconductors by inducing superconductivity into epitaxial metallic thin film with strong spin-orbit coupling. Utilizing molecular beam epitaxy technique under ultrahigh vacuum conditions, we are able to achieve (111) oriented single phase of gold (Au) thin film grown on a well-oriented vanadium (V) s-wave superconductor film with...

2017
Mine Kaya

Design of efficient thin film photovoltaic (PV) cells require optical power absorption to be computed inside a nano-scale structure of photovoltaics, dielectric and plasmonic materials. Calculating power absorption requires Maxwell’s electromagnetic equations which are solved using numerical methods, such as finite difference time domain (FDTD). The computational cost of thin film PV cell desig...

Journal: :Optics express 2004
Stephen Wedge W Barnes

The emission of light by sources in close proximity to a thin metallic film is dominated by surface plasmon-polariton modes supported by that film. We explore the nature of the modes and examine how the energy lost to such modes can be recovered. Both cross-coupled and coupled SPPs are presented as a means of transferring energy across a thin metal film. These modes are then scattered and there...

Journal: :Physical review letters 2008
Roberto Macovez Andrea Goldoni Luca Petaccia Ingrid Marenne Paul A Brühwiler Petra Rudolf

The simple cubic phase of a RbC60 thin film has been studied using photoelectron spectroscopy. The simple cubic-to-dimer transition is found to be reversible at the film surface. A sharp Fermi edge is observed and a lower limit of 0.5 eV is found for the surface Hubbard U, pointing to a strongly correlated metallic character of thin-film simple cubic RbC60. A molecular charge state is identifie...

2008
A. L. Lereu A. Passian R. H. Farahi N. F. van Hulst T. L. Ferrell

In 2004, the authors reported two coupling schemes based on the thermo-optic properties of thin metallic films and their associated suband superstrates, by utilizing surface plasmons. These studies showed a potential for all-optical modulation at low rates that may be used for sensing purposes. In this article, they continue by investigating thermal processes involved in thin metallic films wit...

Journal: :Journal of Solid Mechanics and Materials Engineering 2009

Journal: :Optics express 2012
Simon Vassant Jean-Paul Hugonin Francois Marquier Jean-Jacques Greffet

In this paper, we discuss the existence of an electromagnetic mode propagating in a thin dielectric film deposited on a metallic film at the particular frequency such that the dielectric permittivity vanishes. We discuss the remarkable properties of this mode in terms of extreme subwavelength mode confinment and its potential applications. We also discuss the link between this mode, the IR abso...

2005
Vladimir Kuzovkov Eugene Kotomin Guntars Zvejnieks

1 Introduction Diffusion-controlled growth of metal nanostructures and thin films on metallic and insulating substrates is important from both theoretical and practical points of view, including many technological applications, such as catalysis and microelectronics. Theory is challenged to describe two modes of thin film growth: monolayer-by-monolayer regime or 3D metal cluster formation [1]. ...

2014

In recent years, the demand for thin film coatings on large area substrates has been rapidly increasing. Coating is some times required to make an object harder, or to provide the surface with particular electrical and optical properties. Hence, research on thin film science has received much attention due to its tremendous applications in modern technology. The importance of coatings and the s...

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