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20062026
most citedQuasistatic rheology, force transmission and fabric properties of a packing of irregular polyhedral particles

229 citations

Showing physics.class-phShow all

11 papers · 1 filter

physics.class-ph2025

Improving knowledge of the acoustic factors involved in railway noise annoyance: first results of a pilot field survey of sixty-two local residents

Matthieu Sineau, Manuel Hellot, Robin Mafféïs +4

Railway transportation contributes to the objectives of decarbonization but also generates negative externalities, including noise. Energy noise indicators used to characterize pop…

physics.class-ph2009

Experimental study on the cyclic resistance of a natural loess from Northern France

Jean-Paul Karam, Yu-Jun Cui, Anh-Minh Tang +2

In order to analyze the instability phenomenon observed along the Northern High Speed Line of Réseau Ferré de France (RFF), soil blocks were taken at a site near the railway, at fo…

physics.class-ph2009★ 62 cited

Analysis of the railway heave induced by soil swelling at a site in southern France

Anh-Minh Tang, Yu-Jun Cui, Viet-Nam Trinh +2

In order to better understand the heave observed on the railway roadbed of the French high-speed train (TGV) at Chabrillan in southern France, the swelling behaviour of the involve…

physics.class-ph2008★ 3 cited

Quasistatic behavior and force transmission in packing of irregular polyhedral particles

Émilien Azema, Farhang Radjaï, Gilles Saussine

Dense packings composed of irregular polyhedral particles are investigated by numerical simulations under quasistatic triaxial compression. The Contact Dynamics method is used for…

physics.class-ph2008

Vibrational dynamics of 3D granular media composed with polyhedral grains -- Dinámica vibracional de un medio granular 3D compuesto de partículas poliédricas

Émilien Azema, F. Radjaï, R. Peyroux +2

By means of tree-dimensional contact dynamics simulations, we analyze the vibrational dynamics of a confined granular layer in response to harmonic forcing. The sample is composed…

physics.class-ph2008★ 229 cited

Quasistatic rheology, force transmission and fabric properties of a packing of irregular polyhedral particles

Émilien Azema, F. RadjaÏ, G. Saussine

By means of contact dynamics simulations, we investigate a dense packing composed of polyhedral particles under quasistatic shearing. The effect of particle shape is analyzed by co…

physics.class-ph2007★ 34 cited

Short-time dynamics of a packing of polyhedral grains under horizontal vibrations

Émilien Azema, Farhang Radjaï, Robert Peyroux +2

We analyze the dynamics of a 3D granular packing composed of particles of irregular polyhedral shape confined inside a rectangular box with a retaining wall sub jected to horizonta…

physics.class-ph2007

Transmission des forces dans un milieu composé de grains non sphériques

Émilien Azema, F. RadjaÏ, R. Peyroux +1

We perform a detailed analysis of the contact force network in a dense confined packing of pentagonal particles simulated by means of the contact dynamics method. The effect of par…

physics.class-ph2007★ 22 cited

Use of a differential pressure transducer for the monitoring of soil volume change in cyclic triaxial test on unsaturated soils

Yu-Jun Cui, Anh-Minh Tang, Duilio Marcial +3

A new experimental set-up using a differential pressure transducer was developed, that enables the monitoring of volume changes in cyclic triaxial tests on unsaturated soils. Calib…

physics.class-ph2007★ 191 cited

Force transmission in a packing of pentagonal particles

Émilien Azema, Farhang Radjai, Robert Peyroux +1

We perform a detailed analysis of the contact force network in a dense confined packing of pentagonal particles simulated by means of the contact dynamics method. The effect of par…

physics.class-ph2006★ 33 cited

Vibrational dynamics of confined granular material

Emilien Azema, Farhang Radjaï, Robert Peyroux +2

By means of two-dimensional contact dynamics simulations, we analyze the vibrational dynamics of a confined granular layer in response to harmonic forcing. We use irregular polygon…