Complex phenomena in photonics, in particular, dynamical properties of semiconductor
lasers due to delayed coupling, are reviewed. Although considered a nuisance for a long …

In this review, self‐mixing interferometry (SMI), a new configuration of interferometry, is
discussed. SMI has practical advantages compared to standard interferometry, for example …

Vibration measurement is a crucial task in industrial systems, where vibration characteristics
reflect the health and indicate anomalies of the objects. Previous approaches either work in …

This tutorial reviews various noncontact optical sensing techniques that can be used to
measure distances to objects, and related parameters such as displacements, surface …

The new trends on Laser Doppler Vibrometry (LDV) development are outlined with particular
attention to the innovative solutions answering to the most recent technological …

In a recent Letter, Brunner and Simon proposed an interferometric scheme using imaginary
weak values with a frequency-domain analysis to outperform standard interferometry in …

A semiconductor laser subject to moderate optical feedback has been used to design an
interferometric displacement sensor. The autoadaptative signal processing presented in this …

Approaches that are, to our knowledge, novel, are proposed in this paper to improve the
accuracy performance of self-mixing interferometry (SMI) for displacement measurement …

The quadrature demodulation algorithm used for all-fiber self-mixing sensors is applied to
displacement measurements. A fiber electro-optic modulator is used to introduce phase …

Vibration measurement is a crucial task in industrial systems, where vibration characteristics
reflect health conditions and indicate anomalies of the devices. Previous approaches either …