Vibration measurements by self-mixing interferometry: An overview of configurations and benchmark performances
S Donati - Vibration, 2023 - mdpi.com
Self-mixing interferometry (SMI) is suitable to sense and measure vibrations of amplitudes
ranging from picometers to millimeters at frequencies from sub-Hz to MHz's. As an optical …
ranging from picometers to millimeters at frequencies from sub-Hz to MHz's. As an optical …
Noise Decrease in a Balanced Self-Mixing Interferometer: Theory and Experiments
In a self-mixing interferometer built around a laser diode, the signals at the outputs of the two
mirrors are in phase opposition, whereas noise fluctuations are partially correlated. Thus, on …
mirrors are in phase opposition, whereas noise fluctuations are partially correlated. Thus, on …
Two-dimensional flow vector measurement based on all-fiber laser feedback frequency-shifted multiplexing technology
L Zhang, J Lv, Y Zhao, J Li, K Liu, Q Yu, H Li… - Photonics …, 2024 - opg.optica.org
The decomposition and identification of signals are crucial for flow vector acquisition in a
multi-dimensional measurement. Here, we proposed a two-dimensional (2D) flow vector …
multi-dimensional measurement. Here, we proposed a two-dimensional (2D) flow vector …
Self-mixing interference signal analysis based on Lissajous figure convergence algorithm for vibration measurement
Z Huang, H Xu, X Wang, Y Tang, L Shen, D Li - Measurement, 2024 - Elsevier
To preserve the inherent simplicity of the optical path and ensure a streamlined signal
processing workflow while attaining high-precision measurement results, we propose an …
processing workflow while attaining high-precision measurement results, we propose an …