Adaptive optical focusing through perturbed scattering media with a dynamic mutation algorithm

H Li, CM Woo, T Zhong, Z Yu, Y Luo, Y Zheng… - Photonics …, 2021 - opg.optica.org
Optical imaging through or inside scattering media, such as multimode fiber and biological
tissues, has a significant impact in biomedicine yet is considered challenging due to the …

[HTML][HTML] Focusing light through scattering media by reinforced hybrid algorithms

Y Luo, S Yan, H Li, P Lai, Y Zheng - APL photonics, 2020 - pubs.aip.org
Light scattering inside disordered media poses a significant challenge to achieve deep
depth and high resolution simultaneously in biomedical optical imaging. Wavefront shaping …

Development of a stationary 3D photoacoustic imaging system using sparse single-element transducers: Phantom study

K Kratkiewicz, R Manwar, M Zafar… - Applied sciences, 2019 - mdpi.com
Photoacoustic imaging (PAI) is an emerging label-free and non-invasive modality for
imaging biological tissues. PAI has been implemented in different configurations, one of …

Self-evolving ghost imaging

B Liu, F Wang, C Chen, F Dong, D McGloin - Optica, 2021 - opg.optica.org
Ghost imaging captures 2D images with a point detector instead of an array sensor. It could
therefore solve the challenge of building cameras in wave bands where sensors are difficult …

Simulated annealing optimization in wavefront shaping controlled transmission

Z Fayyaz, N Mohammadian, F Salimi, A Fatima… - Applied …, 2018 - opg.optica.org
In this research, we present results of simulated annealing (SA), a heuristic optimization
algorithm, for focusing light through a turbid medium. Performance of the algorithm on phase …

[HTML][HTML] Large field of view multi-point light focusing in strongly perturbed scattering media based on non-dominated bat algorithm wavefront shaping

Y Dai, L Yin, M Hu, J Zhou, L Zhao, Y Ding - Optics Communications, 2024 - Elsevier
Wavefront shaping has become a powerful tool for controlling light through scattering media
and enable the focusing and imaging of diffusive light. However, when facing with strong …

An application of simulated annealing in compensation of nonlinearity of scanners

R Manwar, M Zafar, A Podoleanu, M Avanaki - Applied sciences, 2019 - mdpi.com
Galvo scanners are popular devices for fast transversal scanning. A triangular signal is
usually employed to drive galvo scanners at scanning rates close to the inverse of their …

A universal and improved mutation strategy for iterative wavefront shaping

H Liu, X Zhu, X Zhang, Y Liao, X Chen, Z Lin - arXiv preprint arXiv …, 2022 - arxiv.org
Recent advances in iterative wavefront shaping (WFS) techniques have made it possible to
manipulate the light focusing and transport in scattering media. To improve the optimization …

Evaluation of Three Iterative Algorithms for Phase Modulation Regarding Their Application in Concentrating Light Inside Biological Tissues for Laser Induced …

J Guerreiro, P Vieira, JMP Coelho - Photonics, 2021 - mdpi.com
The focusing of light through turbid media like biological tissues is strongly hindered by the
scattering of light which limits its safe practice and application in medicine. In order to control …

Improvement of depth-sensitive optical spectroscopy and imaging with wavefront shaping and radiofrequency tagging

CM Hsieh - 2023 - dr.ntu.edu.sg
The dissertation describes a series of studies developing depth-sensitive optical
spectroscopy assisted by wavefront shaping and radiofrequency tagging. Depth-sensitive …