especially on of below surface
1Surface tension — For the work of fiction, see Surface Tension (short story). Surface tension is a property of the surface of a liquid that causes it to behave as an elastic sheet. It allows insects, such as the water strider (pond skater, UK), to walk on water.… …
2Surface reconstruction — refers to the process by which atoms at the surface of a crystal assume a different structure than that of the bulk. Surface reconstructions are important in that they help in the understanding of surface chemistry for various materials,… …
3Surface grinding — is used to produce a smooth finish on flat surfaces. It is a widely used abrasive machining process in which a spinning wheel covered in rough particles (grinding wheel) cuts chips of metallic or non metallic substance from a workpiece, making a… …
4surface coating — ▪ chemistry Introduction any mixture of film forming materials plus pigments, solvents, and other additives, which, when applied to a surface and cured or dried, yields a thin film that is functional and often decorative. Surface coatings… …
5surface analysis — ▪ chemistry Introduction in analytical chemistry (chemistry), the study of that part of a solid that is in contact with a gas or a vacuum. When two phases of matter are in contact, they form an interface. The term surface is usually… …
6surface — sur|face1 W1S2 [ˈsə:fıs US ˈsə:r ] n ▬▬▬▬▬▬▬ 1¦(water/land)¦ 2¦(outside/top layer)¦ 3¦(person/situation etc)¦ 4¦(for working on)¦ 5¦(side of an object)¦ ▬▬▬▬▬▬▬ [Date: 1600 1700; : French; Origin: sur ( SURCHARGE) + face face ] …
7Surface wave — Diving grebe creates surface waves In physics, a surface wave is a mechanical wave that propagates along the interface between differing media, usually two fluids with different densities. A surface wave can also be an electromagnetic wave guided …
8surface — 1 adjective (only before noun) appearing to be true or real, but not representing what someone really feels or what something is really like; superficial: The surface calm of the city was shattered by a massive explosion. | surface resemblance 2… …
9surface — /ˈsɜfəs / (say serfuhs) noun 1. the outer face, or outside, of a thing. 2. any face of a body or thing: the six surfaces of a cube. 3. extent or area of outer face; superficial area. 4. the outward appearance, especially as distinguished from the …
10planation surface — ▪ geology Introduction any low relief plain cutting across varied rocks and structures. Among the most common landscapes on Earth, planation surfaces include pediments, pediplains, etchplains, and peneplains. There has been much scientific… …
