On-surface trapping of alkali atoms by crown ethers in ultra high vacuum

Matus Stredansky; Elia Turco; Zhijing Feng; Roberto Costantini; Giovanni Comelli; Alberto Verdini; Luca Floreano; Alberto Morgante; Carlo Dri; Albano Cossaro

doi:10.1039/C9NA00144A

On-surface trapping of alkali atoms by crown ethers in ultra high vacuum†

Matus Stredansky,

^ab Elia Turco,

^ab Zhijing Feng,

‡^ab Roberto Costantini,

^ab Giovanni Comelli,

^ab Alberto Verdini,

^a Luca Floreano,

^a Alberto Morgante,

^ab Carlo Dri

§^ab and Albano Cossaro

*^a

Author affiliations

* Corresponding authors

^a CNR-IOM Laboratorio TASC, Basovizza SS-14, km 163.5, I-34012 Trieste, Italy
E-mail: cossaro@iom.cnr.it

^b Dipartimento di Fisica, Università di Trieste, via A. Valerio 2, I-34127 Trieste, Italy

Abstract

Crown ethers, assembled into a regular 2D array via a chemical guest–host recognition process, have been successfully employed to trap sodium atoms on a surface, under ultra-high vacuum conditions.

Nanoscale Advances

On-surface trapping of alkali atoms by crown ethers in ultra high vacuum†

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On-surface trapping of alkali atoms by crown ethers in ultra high vacuum

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