A room temperature 9CB‐based chemical sensor

Autor: Efthymia Ramou, Susana I. C. J. Palma, Ana Cecília A. Roque
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Nano Select, Vol 4, Iss 9-10, Pp 525-536 (2023)
Druh dokumentu: article
ISSN: 2688-4011
DOI: 10.1002/nano.202200153
Popis: Abstract The gas sensing potential of the 9CB (4‐cyano‐4′‐nonylbiphenyl) liquid crystal compound at ambient conditions is investigated. The solid at room temperature 9CB is incorporated in a hybrid gel formulation of ionic liquid/liquid crystal droplets immobilized in a gelatin matrix. Several ionic liquids are tested in order to tackle the crystallization of 9CB and also a 9CB‐based mixture with a different smectogen is considered. The resulting formulation demonstrates great analyte responding capabilities and can be considered an alternative format for artificial olfaction purposes.
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