Optical microfiber-based temperature sensors have been proposed for many applications in
a variety of industrial uses, including biomedical, geological, automotive, and defense …

An optical micro/nanofiber (MNF) is a quasi-one-dimensional free-standing optical
waveguide with a diameter close to or less than the vacuum wavelength of light. Combining …

We report a simple and effective method to improve the sensitivities of fiber-optic modal
interferometers with birefringence induced Vernier effect. Taking optical microfiber coupler …

We demonstrated real-time control of micro/nanofiber waist diameter during fiber pulling
process with ultrahigh accuracy and precision. A 785 nm CW laser was coupled into SMF …

We report an ultrasensitive gas refractive index (RI) sensor based on optical nanofiber
couplers (ONCs). Theoretical analysis reveals that a dispersion turning point (DTP) exists …

Due to its high interaction with water vapor and photolithographic patterning property, SU-8
is a favorable hygroscopic polymer for developing humidity sensors. In addition, optical …

We present a systematic study on the spectral characteristics and ultrahigh sensitivity near
the dispersion turning point (DTP) of optical microfiber couplers. Numerical simulations …

Integration of functional nanomaterials with optical micro/nanofibers (OMNFs) can bring
about novel optical properties and provide a versatile platform for various sensing …

The evanescent field of an optical nanofiber presents a versatile interface for the
manipulation of micron-scale particles in dispersion. Here, we present a detailed study of the …

We report on the implementation of fiber taper interferometric hydrogen sensors with high
sensitivity and good reproducibility. The tapering process is carried out with a commercial …