Determination of effective attenuation length of slow electrons in polymer films
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DOI: 10.1063/5.0007163
Abstract: Author(s): Ma, JH; Naulleau, P; Ahmed, M; Kostko, O | Abstract: © 2020 U.S. Government. Slow electrons (with energy below 10 eV) play an important role in nature and technology. For instance, they are believed… read more here.
Keywords: polymer films; effective attenuation; slow electrons; attenuation length ... See more keywords
Electron effective attenuation length in epitaxial graphene on SiC.
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DOI: 10.1088/1361-6528/aae7ec
Abstract: The inelastic mean free path (IMFP) for carbon-based materials is notoriously challenging to model, and moving from bulk materials to 2D materials may exacerbate this problem, making the accurate measurements of IMFP in 2D carbon… read more here.
Keywords: electron effective; attenuation length; graphene; effective attenuation ... See more keywords
Impact of losses on the negative index behavior in a chiral dielectric and tradeoffs between dielectric and magnetic losses toward zero effective attenuation
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DOI: 10.1117/1.oe.59.11.117106
Abstract: Abstract. Negative refractive index is introduced in metamaterials whereby the Poynting vector of the electromagnetic (EM) wave is in opposition to the group velocity, or alternatively, when the group and phase velocities in the medium… read more here.
Keywords: dielectric magnetic; index; negative index; magnetic losses ... See more keywords