Rubbing induced reversible fluorescence switching in thiophene-based organic semiconductor films by mechanical amorphisation

Author:

Cavallini Massimiliano1234ORCID,Manet Ilse56234ORCID,Brucale Marco1234,Favaretto Laura56234,Melucci Manuela56234ORCID,Maini Lucia789104ORCID,Liscio Fabiola11234ORCID,della Ciana Michele11234,Gentili Denis1234ORCID

Affiliation:

1. Consiglio Nazionale delle Ricerche-Istituto per lo Studio dei Materiali Nanostrutturati (CNR-ISMN)

2. Via P. Gobetti 101

3. Bologna 40129

4. Italy

5. Consiglio Nazionale delle Ricerche-Istituto per la Sintesi Organica e la Fotoreattivita

6. (CNR-ISOF)

7. Dipartimento di Chimica “G. Ciamician”

8. via Selmi 2

9. Universita di Bologna

10. Bologna 40126

11. Consiglio Nazionale delle Ricerche-Istituto (CNR-IMM)

Abstract

Rubbing is applied on thiophene-based organic semiconductor crystalline thin films to induce a reversible mechanical amorphisation. Rubbing causes fluorescence switching regulated by the polymorphic nature of the film. The process is reversible by a thermal annealing.

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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