Mg-Ni-H films as selective coatings: Tunable reflectance by layered hydrogenation

J.L.M. van Mechelen, B. Noheda, W. Lohstroh, R.J. Westerwaal, J.H. Rector, B. Dam, R. Griessen

Research output: Contribution to journalArticleAcademicpeer-review

41 Citations (Scopus)

Abstract

The peculiar optical patterns observed in Mg2NiHx films during hydrogenation with their applicability as selective tunable absorbers were discussed. These films showed large change in reflection that yielded very low reflectance at different hydrogen contents. It was shown that these films are suitable as smart coatings due to their energy tunability, high reflectance contrast, and switching capabilities. It was observed that these films can be used as a switchable solar absorber in solar collectors as the film in this state emits only 16% of the 100°C blackbody radiation. It was found that.

Original languageEnglish
Pages (from-to)3651-3653
Number of pages3
JournalApplied Physics Letters
Volume84
Issue number18
DOIs
Publication statusPublished - 3 May 2004
Externally publishedYes

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