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For example, two identical transparent gratings of 50% duty cycle and the same orientation will appear fully opaque only if the relative phase is π (180 degrees). Gratings with sine wave profiles are used extensively in optics to determine the transfer functions of lenses. A lens will form an image of a sine wave grating that is still ...
As Weber studied human action in religious, governmental, and economic settings, he found peoples' reasoning evolving and often contaminating itself by converting conditional means into unconditional ends. Pre-modern peoples impute to animate and inanimate objects alike the free-will and purpose they find in human action—a belief called ...
The height of the lines and bars gives an indication of the maximal power/pulse energy commercially available, while the color codifies the type of laser material (see the figure description for details). Most of the data comes from Weber's book Handbook of laser wavelengths, [1] with newer data in particular for the semiconductor lasers.
Postmodernism in its repudiation of metanarratives [13] has rejected Weber's theory as one Eurocentric aspect of such grand tales; [14] though Fredric Jameson sees it as illuminating at least one facet of the bourgeois cultural revolution [15] —the psycho-sociological transformation that accompanied the move from traditional agrarian society ...
Color chips or color samples from a plastic pellet manufacturer that enables customers to evaluate the color range as molded objects to see final effects. A color chart or color reference card is a flat, physical object that has many different color samples present. They can be available as a single-page chart, or in the form of swatchbooks or ...
A Weber bar is a device designed to detect gravitational waves, first devised and constructed by physicist Joseph Weber at the University of Maryland. The device consisted of aluminium cylinders, 2 meters in length and 1 meter in diameter , antennae for detecting gravitational waves .
Related: Clay Aiken 'Left Music' 10 Years Ago.How Recording a New Christmas Album 'Opened' His 'Eyes' Again (Exclusive) "Back then it was a big deal," says Aiken, who recently marked his return to ...