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A study on the moisture performance of wood determined in laboratory and field trials

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Abstract

The present study analyses the moisture performance of nine wood species and wood-based materials determined in various laboratory and field trials to identify the method with the highest predictive power and determine the correlation between respective measurements. The moisture performance of wood and wood-based products has been recognised (besides inherent wood resistance) as the second most important parameter contributing to wood service life in above ground applications. Therefore, it is of great commercial importance to understand this phenomenon. In-service moisture monitoring trials can be unacceptably long, but on the other hand, they provide more realistic test conditions than laboratory tests. However, experiments in laboratory conditions enable a high level of reproducibility and are much faster than in-service tests. In order to assess the correlation between various tests, Pearson product moment correlation coefficients were calculated to determine the level of the strength of the linear relationship between the in-service and laboratory trials. Within this paper, it was attempted to identify laboratory methods suitable for quantification of moisture content during outdoor exposure.

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Acknowledgements

The authors acknowledge the support of the Slovenian Research Agency within the framework of projects L4-5517, L4-7547, program P4-0015 and the infrastructural centre (IC LES PST 0481-09). Part of the research was also supported by the project: Sustainable and innovative construction of smart buildings—TIGR4smart (C3330-16-529003). We want to acknowledge Dr Dennis Jones for language editing.

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Correspondence to Miha Humar.

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The authors, Davor Kržišnik, Boštjan Lesar, Nejc Thaler, Jože Planinšič, Miha Humar, declares that there is no conflict of interests associated with the publication of respective manuscript entitled: a study of moisture performance of wood determined in laboratory and field trials, submitted for publication in Wood Science and Technology.

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Kržišnik, D., Lesar, B., Thaler, N. et al. A study on the moisture performance of wood determined in laboratory and field trials. Eur. J. Wood Prod. 78, 219–235 (2020). https://doi.org/10.1007/s00107-020-01506-z

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