Sentences with phrase «photoelectron emission»
As shown in Fig. 1b, the shoulder at lower binding energies becomes comparatively weaker at the larger θ = 40 ° photoelectron emission angle (with respect to the surface normal) when compared to spectra taken at θ = 20 °.
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The choice of tungsten diselenide as material turned out to be essential: It provides four photoelectron emission channels with different initial state properties and the outstanding stability of the surface enabled long - term data collecting improving the statistical significance.