Person
Tiago Filipe Pimentel Das Neves
This person is no longer with EPFL
Related publications (6)
Humidity-insensitive optical fibers for distributed sensing applications
Luc Thévenaz, Tiago Filipe Pimentel Das Neves
Humidity is a critical environmental factor in various applications, and its temperature dependence must be considered when developing thermo-hygrometer fiber sensors. The optical fibers that constitute the sensor must have a temperature reference, which s ...
2023A Kilometre-range Distributed Relative Humidity Fibre Sensor
Tiago Filipe Pimentel Das Neves
Fibre optics sensors have been identified as very good candidates for environmental monitoring inside the silicon detectors operated at CERN's Large Hadron Collider. The objective of this dissertation is the development of a Relative Humidity (RH) distribu ...
EPFL2022Distributed Fibre Optic Thermo-hygrometer for Monitoring the Concrete Curing
Luc Thévenaz, Kenny Hey Tow, Tiago Filipe Pimentel Das Neves
The moisture content in concrete is a critical parameter for most of the degradation processes such as shrinkage and cracking. In this paper, we present the first kilometre-range thermo-hygrometer for monitoring the concrete curing. ...
Optica Publishing Group2022Reaching mK-scale stability in CP-ɸOTDR over daily measurements
Luc Thévenaz, Tiago Filipe Pimentel Das Neves, Luis Costa
We propose several processing methods to mitigate the probability of large errors in Chirped-pulse ɸOTDR, improving performances for long-term measurements. For no perturbation applied, we reach a 2 mK error after a 24 h experiment. ...
2020Humidity Effect on Acrylate- and Polyimide-Coated Fibres for Distributed Sensing Applications
Luc Thévenaz, Tiago Filipe Pimentel Das Neves
A study of the effect of humidity on acrylate- and polyimide-coated fibres is analysed over a large range of humidity and temperature (-20 °C to +50 °C) using phase-sensitive Rayleigh reflectometry. ...
2020A kilometre-range distributed relative humidity sensor
Luc Thévenaz, Li Zhang, Kenny Hey Tow, Tiago Filipe Pimentel Das Neves
Fibre optics sensors have been identified as very good candidates for environmental monitoring inside the silicon detectors operated at CERN’s Large Hadron Collider. In this study, we present the results from the first highly sensitive relative humidity di ...
SPIE2019