Precise in situ radius measurement of individual optically trapped microspheres using negative optical torque exerted by focused vortex beams

K Diniz, T Schoger, GT Moura, AL Fonseca, DS Ether Jr… - Physical Review A, 2024 - APS
We demonstrate a method for determining the radius of micron-sized particles trapped by a
vortex laser beam. The technique is based on measuring the rotation experienced by the …

Enhanced Quantitative Wavefront Imaging for Nano-Object Characterization

C Gentner, B Rogez, HML Robert, A Aggoun… - ACS …, 2024 - ACS Publications
Quantitative phase imaging enables precise and label-free characterizations of individual
nano-objects within a large volume, without a priori knowledge of the sample or imaging …

Electrophoretic Deposition Interferometric Scattering Mass Photometry

MD Kowal, TM Seifried, CC Brouwer… - ACS …, 2024 - ACS Publications
Interferometric scattering microscopy (iSCAT) has rapidly developed as a quantitative tool
for the label-free detection of single macromolecules and nanoparticles. In practice, this …

Label-Free Anti-Brownian Trapping of Single Nanoparticles in Solution

WB Carpenter, AA Lavania, AH Squires… - The Journal of …, 2024 - ACS Publications
Today, biomolecular nanoparticles are prevalent as diagnostic tools and molecular delivery
carriers, and it is particularly useful to examine individuals within a sample population to …

Optical label-free microscopy characterization of dielectric nanoparticles

BG Rodriguez, E Olsén, F Skärberg, G Volpe… - arXiv preprint arXiv …, 2024 - arxiv.org
In order to relate nanoparticle properties to function, fast and detailed particle
characterization, is needed. The ability to characterize nanoparticle samples using optical …

EPD-iSCAT: Electrophoretic mass photometry

M Kowal, T Seifried, C Brouwer, H Tavakolizadeh… - 2023 - chemrxiv.org
Interferometric scattering microscopy (iSCAT) has rapidly developed as a quantitative tool
for the label-free detection of single macromolecules and nanoparticles. In practice, this …

Spårning av nanopartiklar med iSCAT och maskininlärning

M Ahlskog, O Albers, KJ Andersson, A Berger, A Jamal… - 2024 - gupea.ub.gu.se
Denna studie undersöker spårning av partiklar i storlek 100 nm från iSCAT-mikroskopi i två
och tre dimensioner med maskininlärnings-och algoritm-baserade spårningsmetoder …

Spårning av nanopartiklar med iSCAT och maskininlärning

A Jamal, K Muriqi, KJ Andersson, MAE Ahlskog… - 2024 - odr.chalmers.se
This study explores the tracking of particles of size 100 nm from iSCAT microscopy in two
and three dimensions with machine learning and algorithm-based tracking methods. The …