Liquid crystal based polarized low coherence interferometer for optical demodulation in sensors
The resolution of the measurement detection and sensitivity of a polarized low coherence
interferometer (PLCI) can be pre-engineered by optimizing the key parameters of the …
interferometer (PLCI) can be pre-engineered by optimizing the key parameters of the …
Extended centroid position method in liquid-crystal-based interrogation system for electric-field-modulated Fabry-Perot sensing
S Chakraborty, A Sinha - Measurement Science and Technology, 2023 - iopscience.iop.org
A polarized low-coherence interferometer (PLCI) based on a liquid crystal (LC) wedge is
designed, and an associated demodulation method encompassing the tunability feature is …
designed, and an associated demodulation method encompassing the tunability feature is …
Dual-Parameter Correction Method for Dispersion Compensation in Polarized Low-Coherence Interferometry With High Accuracy
X Wang, X Cui, Z Tong, J Jiang… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
A dual-parameter compensation method focusing on spatial frequency and spatial phase is
proposed to enhance the demodulation precision of a polarized low-coherence …
proposed to enhance the demodulation precision of a polarized low-coherence …
Hardware optical correlation method for dynamic detection of micrometer gaps with sub-nanometer resolution
T Jiahang, W Qi, W Ning, Z Jie, Z Yong - Optics Express, 2022 - opg.optica.org
Surface plasmon lithography breaks through the diffraction limit with surface plasmon effect
and achieves high-resolution imaging below sub-wavelengths. The dynamic detection and …
and achieves high-resolution imaging below sub-wavelengths. The dynamic detection and …
All-Fiber Pulse-Train Optical Frequency-Domain Interferometer for Dynamic Absolute Distance Measurements of Vibration
H Ma, C Liu, L Chen, L Tang, T Tao, J Wu, S Liu, X Jia… - Photonics, 2023 - mdpi.com
In this paper, we propose an all-fiber co-axial optical frequency-domain interferometer
(OFDI) in a pulse-train mode with a sample rate of 9 kHz for measuring the vibrations in an …
(OFDI) in a pulse-train mode with a sample rate of 9 kHz for measuring the vibrations in an …