Polarization is one of the fundamental physical properties of light and has been applied in
many fields, such as optical imaging, material characterization and optical communications …

Multi-mode fibers (MMFs) guiding a serial of spatial transversal modes with unique intensity
and polarization distribution have been widely employed in the emerging MMF imaging …

A machine learning assisted modal power analyzing scheme designed for optical modes in
integrated multi-mode waveguides is proposed and studied in this work. Convolutional …

Modal decomposition (MD) has become an indispensable diagnostic tool for optical fibers. A
novel MD method using the fractional Fourier system is developed in this paper. Firstly, the …

We show that the mode strengths of a guided field in an arbitrary asymmetric channel
waveguide can be uniquely determined from self-referencing interferometric measurements …

Inspired by the outstanding performance of artificial intelligence for various tasks, in this
work we explore a new method for the fiber modal demodulation based on convolutional …

Recent studies have highlighted that the rotational Doppler effect arises from rotational
motion and optical orbital angular momentum (OAM), which has potential to detect rotating …

Measuring states of polarizations (SOPs) is a fundamental requirement in high capacity
optical communications, optical imaging, and material characterization. However, most of …

A parallel measurement approach is presented to analyze multiple linear polarization (LP)
modes using the spatial light modulator (SLM). The hologram loading onto SLM is …

With the growing demand for electronic computing, data centers, and emerging artificial
intelligence applications, low latency and high energy efficiency are hard to ensure by …