surface sample
1surface sample — paviršinis ėminys statusas T sritis Standartizacija ir metrologija apibrėžtis Ėminys, paimtas iš paviršinio skysčio sluoksnio. atitikmenys: angl. skim sample; surface sample rus. поверхностная проба, f pranc. échantillon de surface, m …
2Comet Surface Sample Return — est une mission spatiale que l agence spatiale américaine de la NASA envisage de lancer au cours de la décennie 2010 dans le cadre de son programme de missions planétaires à coût intermédiaire programme New Frontiers. La mission de la sonde… …
3Surface exposure dating — is a collection of geochronological techniques for estimating the length of time that a rock has been exposed at or near Earth s surface. Surface exposure dating is used to date glacial advances and retreats, erosion history, lava flows,… …
4Surface second harmonic generation — is a method for probing interfaces in atomic and molecular systems. In second harmonic generation (SHG), the light frequency is doubled, essentially converting two photons of the original beam of energy E into a single photon of energy 2 E as it… …
5Surface photovoltage — (SPV) measurements are a widely used method to determine the minority carrier diffusion length of semiconductors. Since the transport of minority carriers determines the behavior of the p n junctions that are ubiquitous in semiconductor devices,… …
6Surface weather observation — Surface weather observations are the fundamental data used for safety as well as climatological reasons to forecast weather and issue warnings worldwide. [Office of the Federal Coordinator of Meteorology. [http://www.ofcm.gov/fmh 1/pdf/B CH2.pdf… …
7Sample size determination — is the act of choosing the number of observations to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample …
8surface 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… …
9Surface-enhanced laser desorption/ionization — Infobox chemical analysis name = Surface enhanced laser desorption/ionization caption = acronym = SELDI classification = analytes = Biomolecules manufacturers = related = Matrix assisted laser desorption/ionization Soft laser desorption… …
10sample preparation — ▪ chemistry Introduction in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special …
