scanning surface

  • 1Scanning tunneling spectroscopy — (STS) is a powerful experimental technique in scanning tunneling microscopy (STM) that uses a scanning tunneling microscope (STM) to probe the local density of electronic states (LDOS) and band gap of surfaces and materials on surfaces at the… …

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  • 2Scanning capacitance microscopy — (SCM) is a variety of scanning probe microscopy in which a narrow probe electrode is held just above the surface of a sample and scanned across the sample. SCM characterizes the surface of the sample using information obtained from the change in… …

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  • 3Surface metrology — is the measuring of small scale features on surfaces, and is a branch of Metrology. Surface primary form, surface waviness and surface roughness are the parameters most commonly associated with the field. It is important to many disciplines and… …

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  • 4Scanning voltage microscopy — (SVM) sometimes also called nanopotentiometry is a scientific experimental technique based on atomic force microscopy. A conductive probe, usually only a few nanometers wide at the tip, is placed in full contact with an operational electronic or… …

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  • 5Surface science — is the study of physical and chemical phenomena that occur at the interface of two phases, including solid liquid interfaces, solid gas interfaces, solid vacuum interfaces, and liquid gas interfaces. It includes the fields of surface chemistry… …

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  • 6Surface 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,… …

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  • 7Scanning probe lithography — describe a set of lithographic methods in which a microscopic or nanoscopic stylus is moved mechanically across a surface to form a pattern.This type of method can be split in two different groups : : Constructive In which the patterning is done… …

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  • 8Surface 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… …

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  • 9scanning microscope — scanning electron microscope an electron microscope in which a beam of electrons scans over a specimen point by point, causing the emission of a secondary beam that makes an image on the fluorescent screen of a cathode ray tube; differences in… …

    Medical dictionary

  • 10scanning tunneling microscope — n. a type of electron microscope in which moving electrode scans an object with electrons tunneling over the surface to generate a three dimensional image that shows individual atoms …

    English World dictionary