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A thin film is a layer of materials ranging from fractions of a nanometer to several micrometers in thickness. [1] The controlled synthesis of materials as thin films (a process referred to as deposition) is a fundamental step in many applications.
The effects of thin-film interference can also be seen in oil slicks and soap bubbles. The reflectance spectrum of a thin-film features distinct oscillations and the extrema of the spectrum can be used to calculate the thickness of the thin-film. [1] Ellipsometry is a technique that is often used to measure properties of thin films. In a ...
Thin-film optics is the branch of optics that deals with very thin structured layers of different materials. [1] In order to exhibit thin-film optics, the thickness of the layers of material must be similar to the coherence length ; for visible light it is most often observed between 200 and 1000 nm of thickness.
However, CNT thin films show many advantages over other transparent electrodes in the IR range. CNT thin films were reported to have a transmittance of over 90% in this range (400 nm – 22 μm). This paves the way for new applications, indicating that CNT thin films can be used as heat dissipaters in solar cells because of this high transmittance.
Dichroic filters use the principle of thin-film interference, and produce colors in the same way as oil films on water.When light strikes an oil film at an angle, some of the light is reflected from the top surface of the oil, and some is reflected from the bottom surface where it is in contact with the water.
Pages in category "Thin films" The following 25 pages are in this category, out of 25 total. This list may not reflect recent changes. ...
Silent film has no standard speed; many amateur formats have several common speeds, but no standard. Negative lenses indicates whether spherical (normal) or anamorphic lenses are used on the original camera negative, and if anamorphic lenses, what anamorphic power is used. Projection gauge is the film gauge (width) used for the release print.
A type of film distribution in which a film is shown in just a small fraction of the movie theaters available in a region or country, typically only in major metropolitan markets and often at small-scale independently owned theaters; in the U.S. and Canada, a limited release is defined as a film released in less than 600 theaters nationwide.