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Particle breakage

Modeling particle breakage inside rotating drums

Modeling particle breakage inside rotating drums

... Modeling particle breakage inside rotating drums L. F. Orozco 1,4 , D.-H. Nguyen 4,5 , J.-Y. Delenne 2 , P. Sornay 4 , and F. Radjai 1,3 1 Laboratoire de Mécanique et Génie Civil (LMGC), Université de ...

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Scaling behavior of particle breakage in granular flows inside rotating drums

Scaling behavior of particle breakage in granular flows inside rotating drums

... of particle breakage is size segregation while smaller fragments are ...the particle breakage and segregation processes. The breakage events are localized in some parts of the drum ...

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Discrete-element simulation of particle breakage inside ball mills: A 2D model

Discrete-element simulation of particle breakage inside ball mills: A 2D model

... luisa.orozco@umontpellier.fr ABSTRACT In this paper, the grinding of powder inside a ball mill is studied using the Bonded Cell Method (BCM) implemented in the framework of Contact Dynamics. In BCM the parent particles ...

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Experimental framework for evaluating the mechanical behavior of dry and wet crushable granular materials based on the particle breakage ratio

Experimental framework for evaluating the mechanical behavior of dry and wet crushable granular materials based on the particle breakage ratio

... lower particle strength due to the reduction of the fracture toughness when the water content ...of particle breakage depends only on the plastic work and on the water ...a breakage event ...

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A portable load cell for in-situ ore impact breakage testing

A portable load cell for in-situ ore impact breakage testing

... Over two decades ago, another type of drop-weight testing machine was invented, which will be referred to as impact load cell. Weichert (Weichert and Herbst, 1986) is credited with the first design of the impact load ...

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A constitutive model for granular materials considering grain breakage

A constitutive model for granular materials considering grain breakage

... pression and extension and undrained tests in compression and extension were simulated. The grain size distributions at the end of each test were also predicted. All comparisons between the experimental data and the ...

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DNA replication stress triggers rapid DNA replication fork breakage by Artemis and XPF

DNA replication stress triggers rapid DNA replication fork breakage by Artemis and XPF

... To determine whether the observed DSBs were induced in S-phase cells, we carried out quanti- tative image-based cytometry (QIBC), a high-throughput microscopy method described in Fig 1B [ 14 ]. QIBC allowed us to ...

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Particle transport due to energetic-particle-driven geodesic acoustic modes

Particle transport due to energetic-particle-driven geodesic acoustic modes

... space. The question that we will address in the following is how the formation of islands in phase space can affect the transport of particles. To perform this analysis in the remainder of the paper we will solve the ...

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Mechanisms generating cancer genome complexity: a look back at the interphase breakage model

Mechanisms generating cancer genome complexity: a look back at the interphase breakage model

... “interphase breakage model” ...“interphase breakage model” was proposed to account for the evolution of cancer genomes, particularly the rapid shortening of amplified ...

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A two yielding surface elasto-plastic model with consideration of grain breakage

A two yielding surface elasto-plastic model with consideration of grain breakage

... ABSTRACT: An elasto-plastic model with two yield surfaces has been developed for the simulation of granular materials with consideration of grain ruptures. Grain breakage is induced by deviatoric as well as ...

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Pharmaceutical Particle Technology

Pharmaceutical Particle Technology

... pharmaceutical particle technology aims at showcasing recent advances in the development of science based pro- cessing and manufacturing processes for producing high quality phar- maceutical ...pharmaceutical ...

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Algorithms for particle remeshing applied to smoothed particle hydrodynamics

Algorithms for particle remeshing applied to smoothed particle hydrodynamics

... Figure 1-3: Transition region in existing methods, which has virtual particles created at regular locations; 1) Coarse-size particles are used to compute values for v[r] ...

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Effect of particle characteristics on the rheology of polymer-metallic particle suspensions

Effect of particle characteristics on the rheology of polymer-metallic particle suspensions

... Access and use of this website and the material on it are subject to the Terms and Conditions set forth at Effect of particle characteristics on the rheology of polymer-metallic particle suspensions ...

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Fiber Breakage and Fiber Pull-Out of Fiber-Reinforced Ceramic-Matrix Composites

Fiber Breakage and Fiber Pull-Out of Fiber-Reinforced Ceramic-Matrix Composites

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Particle-particle coating in a cyclomix impact mixer

Particle-particle coating in a cyclomix impact mixer

... 3. Characterization The uncoated and coated particles were examined by means of an environmental scanning electron microscopy (ESEM) to study the sur- face morphology and particle shapes before and after coating. ...

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One particle equations for many particle quantum systems : the MCTHDF method

One particle equations for many particle quantum systems : the MCTHDF method

... 1 Introduction, Hartree and Hartree Fock Ansatz We deal with several types of approximations of the time dependent linear N particle Schr¨odinger equation. The main emphasis is put on the so called Mul- ...

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A new sparsity based particle image reconstruction approach for particle detection

A new sparsity based particle image reconstruction approach for particle detection

... 5.2 2D reconstruction steps and performance metrics In order to handle overlappings and achieve an accurate localization of particles, one needs to have a very small grid step size. However, when the size of the grid ...

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On the auxiliary particle filter

On the auxiliary particle filter

... termed particle filters, pro- vide a helpful tool for computing approximate solutions to the smoothing recursion for general state space models, and the field has seen a drastic increase in interest over recent ...

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Kernelized Lagrangian Particle Tracking

Kernelized Lagrangian Particle Tracking

... mistracked particle to be removed if the particle velocity clearly deviates from its neighboring ve- ...the particle tracking optimization prob- ...

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Particle methods in finance

Particle methods in finance

... Another approach has been proposed by Daum’s et al. [2], [3] that allows the reduction of the number of particles we need in order to get a tolerable level of errors in the filtering problem. The main idea behind this ...

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