Irradiation-responsive polysulfone film as a colorimetric UVA/UVB differentiator

Author:

Monteiro Bernardo1ORCID,Leal João Paulo2,Outis Mani3,Casimiro Maria Helena4,Pereira Cláudia C. L.3ORCID

Affiliation:

1. Centro de Química Estrutural (CQE), Departamento de Engenharia Química (DEQ), Instituto Superior Técnico, Universidade de Lisboa, Campus Tecnológico e Nuclear, Estrada Nacional 10, Bobadela 2695-066, Portugal

2. Centro de Química Estrutural (CQE), Departamento de Engenharia e Ciências Nucleares (DECN), Instituto Superior Técnico, Universidade de Lisboa, Campus Tecnológico e Nuclear, Estrada Nacional 10, Bobadela 2695-066, Portugal

3. LAQV-REQUIMTE, Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, Caparica 2829-516, Portugal

4. Centro de Ciências e Tecnologias Nucleares (C2TN), Instituto Superior Técnico, Universidade de Lisboa, Campus Tecnológico e Nuclear, Estrada Nacional 10, Bobadela, 2695-066, Portugal

Abstract

This research work presents a photochromic flexible film, for fast and real-time detection and differentiation of UVA and/or UVB radiation. The host–guest system was produced by confining 7% (w/w) of a highly fluorinated ionic liquid in polysulfone.

Funder

Fundação para a Ciência e a Tecnologia

European Regional Development Fund

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

Reference30 articles.

1. AlGaN-based UV photodetectors

2. Wide-bandgap semiconductor ultraviolet photodetectors

3. International Commission on Illumination. Erythema Reference Action Spectrum and Standard Erythema Dose , CIE Central Bureau, Vienna, Austria , 1998. Commission Internationale de l’Eclairage (CIE) S007E-1998

4. Relationship between UVB and erythemally weighted radiationElectronic supplementary information (ESI) available: Appendices 1 and 2. See http://www.rsc.org/suppdata/pp/b3/b312985c/

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