planar thickness
71Perspective (graphical) — Part of a series on …
72Thin-film optics — Dichroic filters are created using thin film optics. A pattern …
73Ship model basin — US Experimental Model Basin, circa 1900 …
74DLVO theory — The DLVO theory is named after Derjaguin and Landau, Verwey and Overbeek. The theory describes the force between charged surfaces interacting through a liquid medium. It combines the effects of the van der Waals attraction and the electrostatic… …
75Wavefront — In optics and physics, a wavefront is the locus (a line, or, in a wave propagating in 3 dimensions, a surface) of points having the same phase. Since infrared, optical, x ray and gamma ray frequencies are so high, the temporal component of… …
76Ring singularity — In general relativity the gravitational singularity at the center of a rotating black hole (a Kerr black hole ) is supposed to form a circle rather than a point. This is often referred to as a ring singularity.Description of a ring… …
77Computer representation of surfaces — Surface (computer) redirects here. For the table top computer, see Microsoft Surface. An open surface with u and v flow lines and Z contours shown. In technical applications of 3D computer graphics (CAx) such as computer aided design and computer …
78Neth — Characteristics Type Living, sentient demiplane Publication history Source books A Guide to the Ethereal Plane, Manual of the Planes (3rd ed.) First appearance A Guide to the Ethereal Plane Neth, the Plane That Lives, is a fictive demi …
79Superfluid film — Superfluidity and superconductivity are of inherent interest because they are macroscopic manifestations of quantum mechanics. There is a considerable amount of interest, both theoretical and practical, in these quantum phase transitions. There… …
80Glossary of geology terms — Here is a glossary of Geological terms.A*Abyssal plain Flat or very gently sloping areas of the deep ocean basin floor. *Absolute dating the process of determining a specific date (in years or some other unit of time) for an archaeological,… …
