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second harmonic generation

См. также в других словарях:

  • Second harmonic generation — (SHG; also called frequency doubling) is a nonlinear optical process, in which photons interacting with a nonlinear material are effectively combined to form new photons with twice the energy, and therefore twice the frequency and half the… …   Wikipedia

  • Surface 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… …   Wikipedia

  • Second harmonic imaging microscopy — (SHIM) is based on a nonlinear optical effect known as second harmonic generation (SHG). SHIM has been established as a viable microscope imaging contrast mechanism for visualization of cell and tissue structure and function. A second harmonic… …   Wikipedia

  • Harmonic generation — Perturbative Harmonic Generation Perturbative Harmonic Generation is a process where by laser lightof frequency ω and photon energy ħω can be usedto generate new frequencies of light. The newly generatedfrequencies are integer multiples of the… …   Wikipedia

  • Sum frequency generation — (SFG) is an example of a second order non linear optical process.This phenomenon is based on the annihilation of two input photons at frequencies omega 1 and omega 2 while, simultaneously, one photon at frequency omega 3 is generated.In order… …   Wikipedia

  • SHG — Second Harmonic Generation (Academic & Science » Electronics) ** Self Help Group (Community » Religion) ** Self Help Group (Community) * Social Housing Grant (Community) * Strictly High Grown (Miscellaneous » Food) * Sacred Heart Griffin High… …   Abbreviations dictionary

  • Multiphotonenmikroskop — Zweiphotonen Fluoreszenzaufnahme an einem Schnitt durch einen Mausdarm. Zellkerne in grün, Schleim der Becherzellen in blau, Aktin (Phalloidin Färbung) in rot. Anregung erfolgte bei 780 nm durch einen Titan:Saphir Laser. Ein… …   Deutsch Wikipedia

  • Multiphotonenmikroskopie — Zweiphotonen Fluoreszenzaufnahme an einem Schnitt durch einen Mausdarm. Zellkerne in grün, Schleim der Becherzellen in blau, Aktin (Phalloidin Färbung) in rot. Anregung erfolgte be …   Deutsch Wikipedia

  • Zwei-Photonen-Mikroskop — Zweiphotonen Fluoreszenzaufnahme an einem Schnitt durch einen Mausdarm. Zellkerne in grün, Schleim der Becherzellen in blau, Aktin (Phalloidin Färbung) in rot. Anregung erfolgte bei 780 nm durch einen Titan:Saphir Laser …   Deutsch Wikipedia

  • Nonlinear optics — (NLO) is the branch of optics that describes the behaviour of light in nonlinear media, that is, media in which the dielectric polarization P responds nonlinearly to the electric field E of the light. This nonlinearity is typically only observed… …   Wikipedia

  • Frequency comb — A frequency comb is the graphic representation of the spectrum of a mode locked laser. An octave spanning comb can be used for mapping radio frequencies into the optical frequency range or it can be used to steer a piezoelectric mirror within a… …   Wikipedia

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