Concept

Optical coating

Related publications (339)

Rough ZnO Layers by LP-CVD Process and their Effect in Improving Performances of Amorphous and Microcrystalline Silicon Solar Cells

Doped ZnO layers deposited by low-pressure chemical vapour deposition technique have been studied for their use as transparent contact layers for thin-film silicon solar cells. Surface roughness of these ZnO layers is related to their light-scattering capa ...

2006

Advanced fragmentation stage of oxide coating on polymer substrate under biaxial tension

Yves Leterrier

Crack patterns of 100-nm-thick silicon oxide coating on polypropylene film subjected to equibiaxial stress loading are studied experimentally. The loading is achieved by means of a bulging cell mounted under an optical microscope with stepwise pressurizati ...

2005

Influence of substrate additives on the mechanical properties of ultrathin oxide coatings on poly(ethylene terephthalate)

Yves Leterrier, Gil Rochat

The mechanical properties of ultrathin silicon oxide (SiOx ) coatings plasma-deposited on poly(ethylene terephthalate) (PET) films were investigated with particular attention paid to the effect of additives located in the superficial layers of the polymer ...

Elsevier2005

Angle-dependent spectrophotometry of Sol-Gel deposited multilayered oxide coatings on solar collector glasses

Jean-Louis Scartezzini, Andreas Schueler, Christian Roecker, Dipanwita Dutta

Multilayered thin oxide films have been deposited on solar collector glazing by sol-gel dip coating in a dust-free environment provided by a laminar flux chapel. A superior film quality and a satisfying film homogeneity have been achieved for the produced ...

2005

Metallo-organic low-pressure chemical vapor deposition of Ta2O5 using TaC12H30O5N as precursor for batch fabrication of microsystems

Nico de Rooij, Danick Briand, Peter Van der Wal

Ta2O5 thin films were produced by metallo-organic low pressure chemical vapor deposition using Tantalum(V) Tetraethoxydimethylaminoethoxide (TaC12H30O5N) as precursor. This liquid precursor at room temperature makes it possible to deposit thin films of Ta2 ...

2005

Thin film multilayer design types for colored glazed thermal solar collectors

Jean-Louis Scartezzini, Andreas Schueler, Christian Roecker, Estelle De Chambrier

Multilayered inteference filters of dielectric thin films have been designed for the application as energy-efficient coloration of collector cover glasses. The optical behavior of the designed multilayers is analyzed by computer simulations yielding the CI ...

2005

Bi-directional transmission properties of Venetian blinds: experimental assessment compared to ray-tracing calculations

Marilyne Andersen, Jean-Louis Scartezzini

An accurate evaluation of daylight distribution through advanced fenestration systems (complex glazing, solar shading systems) requires the knowledge of their Bidirectional light Transmission (Reflection) Distribution Function BT(R)DF. An innovative equipm ...

2005

PPS-PEG surface coating to reduce thrombogenicity of small diameter ePTFE vascular grafts

Jeffrey Alan Hubbell

Aims: Patency failure of small vascular synthetic grafts is still a major problem for coronary and peripheral revascularization. Thus, three new surface coatings of small synthetic grafts were tested in an acute pig model to evaluate their thrombogenicity ...

2005

Optical properties of microfabricated fully-metal-coated near-field probes in collection mode

Hans Peter Herzig, Laure Aeschimann

A study of the optical properties of microfabricated, fully-metal-coated quartz probes collecting longitudinal and transverse optical fields is presented. The measurements are performed by raster scanning the focal plane of an objective, focusing azimuthal ...

2005

Guided-wave micro-electro-mechanical systems (MEMS) optical switches for telecommunication applications

Roland Guerre

The present thesis deals with Micro-Electro-Mechanical Systems (MEMS) optical switches for telecommunication applications. The aim is to study new type of microsystems for guided-wave optical switching applications. Two projects have been investigated. The ...

EPFL2005

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