Electric-field frictional effects in confined zwitterionic molecules

Author:

Gianetti Melisa M.1ORCID,Guerra Roberto2ORCID,Vanossi Andrea3ORCID,Urbakh Michael4,Manini Nicola1ORCID

Affiliation:

1. Dipartimento di Fisica, Università degli Studi di Milano, Via Celoria 16, Milano 20133, Italy

2. Center for Complexity and Biosystems, Department of Physics, University of Milan, via Celoria 16, Milano 20133, Italy

3. CNR-IOM, Consiglio Nazionale delle Ricerche – Istituto Officina dei Materiali and International School for Advanced Studies (SISSA), Via Bonomea 265, 34136 Trieste, Italy

4. Department of Physical Chemistry, School of Chemistry, The Raymond and Beverly Sackler Faculty of Exact Sciences and The Sackler Center for Computational Molecular and Materials Science, Tel Aviv University, Tel Aviv 6997801, Israel

Abstract

We theoretically explore the effect of a transverse electric field on the frictional response of a bi-layer of packed zwitterionic molecules, leading, via their dipole-moment reorientation, either to stick-slip or smooth sliding dynamics.

Funder

Israel Science Foundation

Università degli Studi di Milano

Ministero dell'Università e della Ricerca

H2020 European Research Council

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

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