نتایج جستجو برای: discontinuous metallic thin film

تعداد نتایج: 242518  

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...

Journal: :ACS nano 2009
Elizabeth J Smythe Michael D Dickey George M Whitesides Federico Capasso

Conventional lithographic methods (e.g., electron-beam lithography, photolithography) are capable of producing high-resolution structures over large areas but are generally limited to large (>1 cm(2)) planar substrates. Incorporation of these features on unconventional substrates (i.e., small (<1 mm(2)) and/or non-planar substrates) would open possibilities for many applications, including remo...

2016
Martin Mayer Moritz Tebbe Christian Kuttner Max J. Schnepf Tobias A. F. König Andreas Fery

We demonstrate a template-assisted colloidal self-assembly approach for magnetic metasurfaces on macroscopic areas. The choice of anisotropic colloidal particle geometry, assembly pattern and metallic film is based on rational design criteria, taking advantage of mirror-charge effects for gold nanorods placed on gold film. Monodisperse gold nanorods prepared utilizing wet-chemistry are arranged...

2016
Martin Mayer Moritz Tebbe Christian Kuttner Max J. Schnepf Tobias A. F. König Andreas Fery

We demonstrate a template-assisted colloidal self-assembly approach for magnetic metasurfaces on macroscopic areas. The choice of anisotropic colloidal particle geometry, assembly pattern and metallic film is based on rational design criteria, taking advantage of mirror-charge effects for gold nanorods placed on gold film. Monodisperse gold nanorods prepared utilizing wet-chemistry are arranged...

2014
L. Ke C. H. Huang Y. H. Chen W. Y. Tsai T. Y. Wei J. C. Huang

In this study, the bio-electrochemical response of the Ti–Zr–Si thin film metallic glasses (TFMGs) in simulated body fluid with different contents of titanium is measured via potentiostat. According to the results of bio-corrosion potential and current, as well as the polarization resistance, it is concluded that the Ti66Zr25Si9 TFMGs possess the highest bio-electrochemical resistance. With inc...

In this work, nanostructured TiO2 and Cr-doped TiO2 thin films were deposited on glass substrate through sonochemical-chemical vapor deposition (CVD) method. The resulting thin films were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), UV-visible absorption spectroscopy, and photoluminescence spectroscopy techniques. The TiO2 thin film has nanocubic morphology and ...

Journal: :Acta of bioengineering and biomechanics 2009
Justyna Krzak-Roś Jarosław Filipiak Celina Pezowicz Agnieszka Baszczuk Mirosław Miller Maciej Kowalski Romuald Bedziński

Pure and calcium-doped silica and titanium dioxide thin films were prepared by the sol-gel method. Two different metallic substrates, i.e. stainless steel (316L) and titanium alloy (Ti6Al4V), were used for thin film deposition. Physicochemical properties and roughness of the thin films derived were investigated using the Raman spectroscopy, X-ray diffraction analysis, scanning electron microsco...

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