Transcription of X-Ray Photoelectron Spectroscopy (XPS)
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X-Ray Photoelectron Spectroscopy (XPS)
Electron Spectroscopy for Chemical Analysis (ESCA)XX--Ray PhotoelectronRay PhotoelectronSpectroscopy (XPS) Spectroscopy (XPS)Louis ScudieroLouis ~ ~scudiero; 5; 5--26692669 The basic principleof the photoelectric effect was enunciated by Einstein [1] in 1905E = h There is a threshold in frequency below which light, regardless of intensity, fails to eject electrons from a metallic surface. h c> e mwhere h is the Planck constant ( x 10-34 J s ) and the frequencyof the radiation In Photoelectron Spectroscopy such XPS, Auger and UPS, the photon energies range from 20 -1500 eV (even higher in the case of Auger, up to 10,000eV) much greater than any typical work function values (2-5 eV).
• In photoelectron spectroscopy such XPS, Auger and UPS, the photon energies range from 20 -1500 eV (even higher in the case of Auger, up to 10,000eV) much greater than any typical work function values (2-5 eV).
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