orthogonally related directions
1Differential geometry of surfaces — Carl Friedrich Gauss in 1828 In mathematics, the differential geometry of surfaces deals with smooth surfaces with various additional structures, most often, a Riemannian metric. Surfaces have been extensively studied from various perspectives:… …
2Photoconductive atomic force microscopy — (pc AFM) is a scientific technique.. Multi layer photovoltaic cells have gained popularity since mid 1980s.[1] At the time, research was primarily focused on single layer photovoltaic (PV) devices between two electrodes, in which PV properties… …
3Polarization — ( Brit. polarisation) is a property of waves that describes the orientation of their oscillations. For transverse waves, it describes the orientation of the oscillations in the plane perpendicular to the wave s direction of travel. Longitudinal… …
4Magnetoencephalography — Diagnostics Patient undergoing an MEG MeSH …
5Leap Frog (board game) — Leap Frog is a two player abstract strategy game. It can actually be played by several players at once. The game is an old classic, and may have derived from Solitaire and draughts. It is essentially a multi player version of Solitaire. A square… …
6Khmer Ouk — (known in the Western world as Cambodian Chess ) is a game related to Western chess which is played in Cambodia.[1] It is played on the squares or intersections[2] of a 9x9 monotone board, with the spaces separated by grooves.[3] …
7Superior colliculus — Brain: Superior colliculus Section through superior colliculus (unlabeled) showing path of oculomotor nerve …
8Polarizer — For the photographic filter, see Polarizing filter (Photography). A polarizing filter cuts down the reflections (top) and made it possible to see the photographer through the glass at roughly Brewster s angle although reflections off the back… …
9Hexagonal chess — The term hexagonal chess designates a group of chess variants played on hexagonal boards. The most popular one is Gliński s hexagonal chess which was invented in 1936 by Władysław Gliński of Poland. Contents 1 Gliński s hexagonal chess 1.1… …
10Vector soliton — Among all the soliton considered, the optical soliton draws the most attention as it is possible to generate ultrafast pulses and has wider application. optical soliton can be classified as two groups:temporal soliton and spatial soliton.however …
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