Crystal aggregation in a flow tube: image‐based observation
C Borchert, K Sundmacher - Chemical Engineering & …, 2011 - Wiley Online Library
The aggregation of crystals within a flow tube was observed based on data extracted from
images of the bypassing population. The experiments were conducted under different …
images of the bypassing population. The experiments were conducted under different …
Measuring multidimensional particle size distributions during crystallization
S Schorsch, T Vetter, M Mazzotti - Chemical Engineering Science, 2012 - Elsevier
A protocol for measuring multidimensional particle size distributions during crystallization is
presented. The instrument consists of a flow through cell where it is possible to take images …
presented. The instrument consists of a flow through cell where it is possible to take images …
Agglomeration of needle-like crystals in suspension: I. Measurements
DR Ochsenbein, T Vetter, S Schorsch… - Crystal Growth & …, 2015 - ACS Publications
A technique for the detection and measurement of the agglomeration of needle-like particles
is presented. A novel image analysis routine, based on a supervised machine learning …
is presented. A novel image analysis routine, based on a supervised machine learning …
High accuracy online measurement of multidimensional particle size distributions during crystallization
A novel stereoscopic image acquisition setup and a procedure for measuring
multidimensional particle size distributions (nD PSDs) during crystallization based on image …
multidimensional particle size distributions (nD PSDs) during crystallization based on image …
Quantification of overlapping polygonal-shaped particles based on a new segmentation method of in situ images during crystallization
Quantification of the overlapping particles in crystallization processes is very important for
the quality control of chemical products or drugs. We present a method of segmentation of …
the quality control of chemical products or drugs. We present a method of segmentation of …
Measurement of 3D particle size distributions by stereoscopic imaging
M Kempkes, T Vetter, M Mazzotti - Chemical Engineering Science, 2010 - Elsevier
In this work a method is presented to acquire 3D size information on particles in suspension.
An experimental setup capable of acquiring two images from the same particle at different …
An experimental setup capable of acquiring two images from the same particle at different …
Measurement of size and shape distributions of particles through image analysis
J Eggers, M Kempkes, M Mazzotti - Chemical Engineering Science, 2008 - Elsevier
The size and shape of particles can be described using a 2D particle size distribution (PSD)
where two characteristic lengths define each particle in the population. The determination of …
where two characteristic lengths define each particle in the population. The determination of …
Discrimination between single crystals and agglomerates during the crystallization process
S Heisel, M Rolfes… - Chemical Engineering & …, 2018 - Wiley Online Library
A setup for online measurement of crystallization processes was developed, where particle
images were taken and in combination with artificial neural networks (ANNs) were used to …
images were taken and in combination with artificial neural networks (ANNs) were used to …
In-line study of crystal fragmentation in a stirred reactor
This paper presents an example of the use of a turbidity multi-wavelength sensor for an in-
line study of fragmentation of crystals in an agitated vessel. Thanks to this in situ sensor, it is …
line study of fragmentation of crystals in an agitated vessel. Thanks to this in situ sensor, it is …
An algorithm for analyzing noisy, in situ images of high-aspect-ratio crystals to monitor particle size distribution
PA Larsen, JB Rawlings, NJ Ferrier - Chemical Engineering Science, 2006 - Elsevier
An image analysis algorithm for extracting particle size distribution information from in situ
images of suspended, high-aspect-ratio crystals is described. The accuracy of the algorithm …
images of suspended, high-aspect-ratio crystals is described. The accuracy of the algorithm …