Low-loss Kagome hollow-core fibers operating from the near-to the mid-IR
We report the fabrication and characterization of Kagome hollow-core antiresonant fibers,
which combine low attenuation (as measured at∼ 30 cm bend diameter) with a wide …
which combine low attenuation (as measured at∼ 30 cm bend diameter) with a wide …
[HTML][HTML] AI-assisted spectrometer based on multi-mode optical fiber speckle patterns
Speckle patterns at the output end of a multi-mode fiber (MMF) are generated by the
interference of eigenmodes propagating along the fiber. An MMF can support thousands of …
interference of eigenmodes propagating along the fiber. An MMF can support thousands of …
Complete measurement of spatiotemporally complex multi-spatial-mode ultrashort pulses from multimode optical fibers using delay-scanned wavelength-multiplexed …
We introduce a simple delay-scanned complete spatiotemporal intensity-and-phase
measurement technique based on wavelength-multiplexed holography to characterize long …
measurement technique based on wavelength-multiplexed holography to characterize long …
Averaging methods for a multimode fiber interferometer: experimental and interpretation
I Chapalo, A Petrov, D Bozhko, M Bisyarin… - Journal of Lightwave …, 2020 - opg.optica.org
The averaged characteristics of the multimode fiber interferometer signals have been
investigated, with the average being performed over ensemble,“long realization”, frequency …
investigated, with the average being performed over ensemble,“long realization”, frequency …
Adaptive phase correction of dynamic multimode beam based on modal decomposition
We propose and demonstrate a method for the adaptive phase correction of dynamic
multimode fiber beams. The phase of incident beam is reconstructed in real-time based on …
multimode fiber beams. The phase of incident beam is reconstructed in real-time based on …
Modal content in hypocycloid Kagomé hollow core photonic crystal fibers
The modal content of 7 and 19 cell Kagomé anti resonant hollow core fibers (K-ARF) with
hypocycloid core surrounds is experimentally investigated through the spectral and spatial …
hypocycloid core surrounds is experimentally investigated through the spectral and spatial …
Bending effect characterization of individual higher-order modes in few-mode fibers
We propose an approach to directly measure the bending effect on individual modes in few-
mode fibers using a wavelength-scanning spatially and spectrally resolved imaging …
mode fibers using a wavelength-scanning spatially and spectrally resolved imaging …
Convolution neural network based mode decomposition for degenerated modes via multiple images from polarizers
H Kim - arxiv preprint arxiv:2207.03489, 2022 - arxiv.org
In this paper, a mode decomposition (MD) method for degenerated modes has been
studied. Convolution neural network (CNN) has been applied for image training and …
studied. Convolution neural network (CNN) has been applied for image training and …
Convolution neural network based degenerated mode decomposition via near-field images from linear and circular polarizers
H Kim - Optics and Lasers in Engineering, 2023 - Elsevier
Mode decomposition (MD) method for degenerated modes has been studied. Convolution
neural network (CNN) has been applied for image training and predicting mode coefficients …
neural network (CNN) has been applied for image training and predicting mode coefficients …
Suppressing the influence of charge-coupled device vertical blooming on the measurement of laser beam quality factor (M2) of a near-infrared laser
In this paper, a new method, which is based on reconstructing the original intensity
distribution of a laser with images captured by a charge-coupled device (CCD) in two …
distribution of a laser with images captured by a charge-coupled device (CCD) in two …