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3 results for “Settling velocity”
Particle tracking algorithm and additional data for "Optimized and Validated Settling Velocity Measurement for Small Microplastic Particles (10–400 µm)"
<p>This repository provides additional files for in the publication "Optimized and Validated Settling Velocity Measurement for Small Microplastic Particles (10–400 µm)" by Stefan Dittmar, Aki Sebastian Ruhl and Martin Jekel (DOI: <a href="https://www.doi.org/10.1021/acsestwater.3c00457">10.1021/acsestwater.3c00457</a>) </p><p>It contains:</p><p>- image processing routine for particle tracking written in Python (<strong>1_particle_tracking_algorithm.zip</strong>)<br>- single particle raw data from settling experiments (<strong>2_settling_data.zip</strong>)<br>- single particle data from appyling empirical model for interactions between settling particles (<strong>3_model_results_data.zip</strong>)<br>- additional video & animated graph referenced in publication or SI (<strong>4_videos.zip</strong>)</p>
Additional data for "Settling Velocities of Small Microplastic Fragments and Fibers"
<p>This repository provides additional files for the publication "Settling Velocities of Small Microplastic Fragments and Fibers" by Stefan Dittmar, Aki Sebastian Ruhl, Korinna Altmann and Martin Jekel (DOI: <a href="https://doi.org/10.1021/acs.est.3c09602">10.1021/acs.est.3c09602</a>). Please also see the respective correction of this paper (<a href="\'https://doi.org/10.1021/acs.est.5c08557\'">10.1021/acs.est.5c08557</a>.), which included an update of this repository.</p> <p>It contains:<br><br>- single particle raw data from settling experiments (<strong>1_settling_data.zip</strong>)<br>- drag coefficients computed for each measured MP fragment and fiber (<strong>2_drag_coefficients.zip</strong>)<br>- guide (.pdf) for preparing microfibers following the protocol by M. Cole (2016, DOI: <a href="https://doi.org/10.1038/srep34519">10.1038/srep34519)</a> and length measurements of produced fiber fractions (<strong>3_cryosectioning.zip</strong>)</p> <p>Please consider the included readme files ('0_README_settling_data.txt', '0_README_drag_coefficients.txt', '0_README_length_measurements.txt') and revisit main publication and supplement information for further context on this data set.</p> <div> <div> <div> </div> <div> <div> <div> </div> <div> <p> </p> <p> </p> </div> </div> </div> </div> </div>
Additional data for "Settling velocities of tire and road wear particles: Analyzing finely graded density fractions of samples from a road simulator and a highway tunnel"
<p>This repository provides additional files for the publication "Settling velocities of tire and road wear particles: Analyzing finely graded density fractions of samples from a road simulator and a highway tunnel" by Stefan Dittmar, Steffen Weyrauch, Thorsten Reemtsma, Paul Eisentraut, Korinna Altmann, Aki Sebastian Ruhl and Martin Jekel (DOI: <em>tba</em>).</p> <p>It contains:<br>- single particle raw data from settling experiments (<strong>1_settling_data.zip</strong>)<br>- cumulative distributions of settling velocity and particle size for each investigated density fraction of both samples (<strong>2_measured_distributions.zip</strong>)<br>- composed cumulative distributions of settling velocity and particle size for incorporated tire material/TRWP from both samples (<strong>3_composed_distributions.zip</strong>)<br>- Python script to compute composed distributions (similar to 3) corrected for water properties differing from the experimental conditions (T=15 °C, salinity=0 g/kg)<br>(<strong>4_correct_temperature_salinity.zip</strong>)</p> <p>Please consider the included readme files (<strong>0_README</strong>{...}<strong>.txt</strong>) and revisit main publication and supplement information for further context on this data set, especially when you want to implement the data (e.g. from <strong>3_composed_distributions</strong>) or generate corrected composed distributions via the Python script <strong>4_correct_temperature_salinity.py</strong> yourself to be used in future studies.</p> <p>Please contact Stefan Dittmar (stefan.dittmar@tu-berlin.de), if you have questions in that regard.</p> <div> <div> <div> </div> <div> <div> <div> </div> <div> <p> </p> <p> </p> </div> </div> </div> </div> </div> <div> <div> <div> </div> <div> <div> <div> </div> <div> <p> </p> <p> </p> </div> </div> </div> </div> </div>
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