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The term solarpunk was coined in 2008 in a blog post titled "From Steampunk to Solarpunk", [11] in which the anonymous author, taking the design of the MS Beluga Skysails (the world's first ship partially powered by a computer-controlled kite rig) as inspiration, conceptualizes a new speculative fiction subgenre with steampunk's focal point on specific technologies but guided by practicality ...
Wallpapers can come plain as "lining paper" to help cover uneven surfaces and minor wall defects, "textured", plain with a regular repeating pattern design, or with a single non-repeating large design carried over a set of sheets. The smallest wallpaper rectangle that can be tiled to form the whole pattern is known as the pattern repeat.
In passive solar building design, windows, walls, and floors are made to collect, store, reflect, and distribute solar energy, in the form of heat in the winter and reject solar heat in the summer. This is called passive solar design because, unlike active solar heating systems, it does not involve the use of mechanical and electrical devices.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
Solar panels are also known as solar cell panels, solar electric panels, or PV modules. Solar panels are usually arranged in groups called arrays or systems . A photovoltaic system consists of one or more solar panels, an inverter that converts DC electricity to alternating current (AC) electricity, and sometimes other components such as ...
Neon sign in Falls Church, Virginia. When Georges Claude demonstrated an impressive, practical form of neon tube lighting in 1910, he apparently envisioned that it would be used as a form of lighting, which had been the application of the earlier Moore tubes that were based on nitrogen and carbon dioxide discharges.
A selection of dye-sensitized solar cells. A dye-sensitized solar cell (DSSC, DSC, DYSC [1] or Grätzel cell) is a low-cost solar cell belonging to the group of thin film solar cells. [2] It is based on a semiconductor formed between a photo-sensitized anode and an electrolyte, a photoelectrochemical system.
Google Desktop 4 graduated from beta on June 27, 2006. Google Desktop v4.5 was released on November 14, 2006, adding a transparency aesthetic to the sidebar and "floating" gadgets. The graphic interface of the sidebar was also enhanced with more stylized icons for news, stocks, weather, photos, etc. Release 4.5 also added support for Windows Vista.