Jones tomographic diffractive microscopy with a polarized array sensor

AM Taddese, M Lo, N Verrier, M Debailleul… - Optics …, 2023 - opg.optica.org
Tomographic diffractive microscopy (TDM) based on scalar light-field approximation is
widely implemented. Samples exhibiting anisotropic structures, however, necessitate …

High-precision and low-noise dielectric tensor tomography using a micro-electromechanical system mirror

J Lee, BG Chae, H Kim, MS Yoon, H Hugonnet… - Optics …, 2024 - opg.optica.org
Dielectric tensor tomography is an imaging technique for map** three-dimensional
distributions of dielectric properties in transparent materials. This work introduces an …

Deep-learning based 3D birefringence image generation using 2D multi-view holographic images

H Kim, T Jun, H Lee, BG Chae, MS Yoon, C Kim - Scientific Reports, 2024 - nature.com
Refractive index stands as an inherent characteristic of a material, allowing non-invasive
exploration of the three-dimensional (3D) interior of the material. Certain materials with …

Visualizing 3D Anisotropic Molecular Orientation in Polarization Holographic Optical Elements via Dielectric Tensor Tomography

J Lee, H Son, SJ Hong, H Hugonnet… - Advanced Optical …, 2024 - Wiley Online Library
The ability to unveil the spatial distribution of refractive index (RI) within volumetric
holographic optical elements (HOEs) is critical for quantitating their diffractive behaviors …

Regularization of dielectric tensor tomography

H Hugonnet, S Shin, YK Park - Optics Express, 2023 - opg.optica.org
Dielectric tensor tomography reconstructs the three-dimensional dielectric tensors of
microscopic objects and provides information about the crystalline structure orientations and …

Regularization of dielectric tensor tomography using total variation

H Hugonnet, S Shin, Y Park - arxiv preprint arxiv:2210.06046, 2022 - arxiv.org
Dielectric tensor tomography reconstructs the three-dimensional dielectric tensors of
microscopic objects and provides information about the crystalline structure orientations and …

Quantitative 3D Optical Birefringence in Peptide Bioelectrets

C O'Mahony, A Mani, S Kopyl… - … on Dielectrics and …, 2024 - ieeexplore.ieee.org
Peptide nanotubes (PNTs) are bioelectrets that exhibit piezoelectricity, pyroelectricity,
ferroelectricity, and birefringence. Birefringence is an optical property that can be used to …

Rytov Approximation of Vectorial Waves by Modifying Scattering Matrixes: Precise Reconstruction of Dielectric Tensor Tomography

CM Oh, H Hugonnet, J Lee, YK Park - arxiv preprint arxiv:2404.17206, 2024 - arxiv.org
Analyzing 3D anisotropic materials presents significant challenges, especially when
assessing 3D orientations, material distributions, and anisotropies through scattered light …