Photoemission study of pristine and potassium intercalated benzylic amide [2]catenane films

Fustin, Charles-André;Gouttebaron, R.;De Nadaï, C.;Caudano, R.;Rudolf, P.;et.al.
(2001) Surface Science — Vol. 474, n° 1-3, p. 37-46 (2001)

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  • Gouttebaron, R.
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  • De Nadaï, C.
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  • Caudano, R.
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  • Rudolf, P.
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Abstract
In this paper we report a photoelectron spectroscopy (XPS and UPS) study of films of a benzylic amide [2]catenane on Au(1 1 1). We show that this molecule retains its molecular integrity during sublimation and that it chemisorbs on the metal surface. Potassium intercalation modifies the electronic structure of the films. We have observed a reduction of its amide functions and a modification of the charge density of the aromatic rings. The creation of polaron-like states in the gap of the neutral catenane and a decrease in the catenane work function of 0.8 eV have been demonstrated.
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Fustin, C.-A., Gouttebaron, R., De Nadaï, C., Caudano, R., Zerbetto, F., Leigh, D. A., & Rudolf, P. (2001). Photoemission study of pristine and potassium intercalated benzylic amide [2]catenane films. Surface Science, 474(1-3), 37-46. https://doi.org/10.1016/S0039-6028(00)00980-8 (Original work published 2001)