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The 19.3 per cent efficiency record is still a long way off other solar cell technologies, with researchers passing the 30 per cent barrier last year with a tandem design that used the so-called ...
The color, as well as aperture size, known as Openness Factor, or OF, are two variables of fabric shades that can change view clarity perception. Darker fabric shades with larger openness factors generally achieve higher view clarity. [5] The impact of window coverings on view quality is of interest for designers, manufacturers, and researchers.
Commonly used to shade a window, with a roller tube at the top, spring-loaded side arms, and a motor, crank or tape-pull operator. Awnings with sides are commonly known as traditional style awnings as they have been used for many years dating back to the early 19th century using cotton canvas fabric.
However, standards are in place to maintain a level of quality in the industry. The ANSI Standards ASTM E903 and ASTM D1044-93 relate to the solar/UV transmission properties and abrasion resistance, respectively. The larger window film manufacturers use these standards to guarantee the quality of their raw materials and finished products.
The shade of the purple color is dependent on the level of sunlight exposure. [2] This means that panes of solarized glass will turn a darker purple if they receive heavy exposure to light, such as on the south facing façade of a building. Likewise, a recessed window will receive less light and therefore turn a lighter shade of purple.
Shading coefficient (SC) is a measure of thermal performance of a glass unit (panel or window) in a building. It is the ratio of solar gain (due to direct sunlight) passing through a glass unit to the solar energy which passes through 3mm Clear Float Glass. [1]