Calibration of a new transient thermal dissipation-based Internet of Things (IoT)-sensor for xylem sap flow density measurements for three different temperate tree species

David Dluhosch; Shahla Asgharinia; Francesco Renzi; Benjamin D. Hesse; Lasse Löffelbein; Riccardo Valentini; Thorsten E.E. Grams; Timo Gebhardt

doi:10.1093/treephys/tpaf047

Calibration of a new transient thermal dissipation-based Internet of Things (IoT)-sensor for xylem sap flow density measurements for three different temperate tree species

David Dluhosch
, Shahla Asgharinia
, Francesco Renzi
, Benjamin D. Hesse
, Lasse Löffelbein
, Riccardo Valentini
, Thorsten E.E. Grams
, Timo Gebhardt

Associate Professorship of Land Surface - Atmosphere Interactions

Technical University of Munich
University of Tuscia
University of Natural Resources and Applied Life Sciences

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Abstract

Measuring xylem sap flow is crucial for calculating water use in trees and forests, but remote measurements are challenging, especially regarding power supply. The transient thermal dissipation (TTD) system addresses these challenges by being power-efficient and robust.

Original language	English
Article number	tpaf047
Journal	Tree Physiology
Volume	45
Issue number	6
DOIs	https://doi.org/10.1093/treephys/tpaf047
State	Published - 1 Jun 2025

Keywords

Abies alba Mill. (fir)
Fagus sylvatica L. (beech)
Quercus robur L. (oak)
TreeTalker
cooling phase
cyclic regime
flow index
heating phase

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10.1093/treephys/tpaf047

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Dluhosch, D., Asgharinia, S., Renzi, F., Hesse, B. D., Löffelbein, L., Valentini, R., Grams, T. E. E., & Gebhardt, T. (2025). Calibration of a new transient thermal dissipation-based Internet of Things (IoT)-sensor for xylem sap flow density measurements for three different temperate tree species. Tree Physiology, 45(6), Article tpaf047. https://doi.org/10.1093/treephys/tpaf047

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keywords = "Abies alba Mill. (fir), Fagus sylvatica L. (beech), Quercus robur L. (oak), TreeTalker, cooling phase, cyclic regime, flow index, heating phase",

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AU - Renzi, Francesco

AU - Hesse, Benjamin D.

AU - Löffelbein, Lasse

AU - Valentini, Riccardo

AU - Grams, Thorsten E.E.

AU - Gebhardt, Timo

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KW - Fagus sylvatica L. (beech)

KW - Quercus robur L. (oak)

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KW - cooling phase

KW - cyclic regime

KW - flow index

KW - heating phase

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Calibration of a new transient thermal dissipation-based Internet of Things (IoT)-sensor for xylem sap flow density measurements for three different temperate tree species

Abstract

Keywords

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