Author Archives: drgan

Paper accepted (Langmuir) on wetting transition in porous media

Wang, Z; Pereira, J.M.; Gan, Y. (2020) Effect of wetting transition during multiphase displacement in porous media. Langmuir, in press. Abstract: The effects of wettability on multiphase displacement in porous media have been studied extensively in the past, and the contact angle is identified as an important factor influencing the displacement patterns. At the same time, it […]

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Paper accepted (Chem Eng Sci) on LBM-PNM for immiscible flow

Suo, S., Liu, M. and Gan, Y. (2020) An LBM-PNM framework for immiscible flow: With applications to droplet spreading on porous surfaces. Chemical Engineering Science, in press. [DOI] Abstract: The behaviour of droplets on porous media, combining the spreading above and imbibition into the medium, is of foundational interests for a series of applications. In this work, […]

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Paper accepted (Phys Rev Fluids) on flow in hierarchical porous media

Suo, S., Liu, M. and Gan, Y. (2020) Fingering patterns in hierarchical porous media. Physical Review Fluids, in press. Abstract: Porous media with hierarchical structures are commonly encountered in both natural and synthetic materials, e.g., fractured rock formations, porous electrodes and fibrous materials, which generally consist of two or more distinguishable levels of pore structure with […]

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Paper online (Int J Solids and Structures) on rough sphere contacts

Wei, D., Zhai, C., Hanaor, D., Gan, Y. (2020) Contact behaviour of simulated rough spheres generated with spherical harmonic. International Journal of Solids and Structures, in press. [DOI] Abstract: Normal contact behaviour between non-adhesive fractal rough particles is studied using a finite element method (FEM). A series of spherical grain surfaces with distinguished roughness features are […]

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Dr Gan is visiting Oxford Mathematical Institute

From December 2019 to February 2020, Dr Gan will be visiting Mathematical Institute at the University of Oxford, as a part of his sabbatical leave. He will be working with Professor Dominic Vella on bio-inspired structure design for spontaneous directional liquid transport, a research project funded by Endeavour Executive Leadership Awards. Project background: Harvesting water […]

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Ms Verena Becker is visiting the lab

Ms Verena Becker, a second year PhD student at Karlsruhe Institute of Technology (KIT), Germany, is visiting the lab at The University of Sydney. Verena is working on the numerical modelling lithium-ion battery systems, with special focus on the effective properties and the particle shape. She will stay with us for two months (from May […]

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Paper accepted (Eng Fracture Mech) on non-spherical particle breakage

Wei, D., Zhao, B., Dias-da-Costa, D., Gan, Y. (2019) An FDEM study of particle breakage under rotational point loading. Engineering Fracture Mechanics. In press. [DOI] Abstract: The most commonly adopted method to test the strength of single sand particles is based on platen experiments. This setup tends to align the loading direction towards the particle minimum […]

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Endeavour Executive Leadership Awards

Dr Gan is among the recipients of the recently announced Endeavour Executive Leadership Awards, supported by Australian Government Department of Education and Training. This award will enable him to work with Professor Dominic Vella at the Mathematical Institute in the University of Oxford, on project related to spontaneous directional transport (SDT) of liquids. This collaboration […]

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Paper accepted (Phys Rev Fluids) on topological disorder of porous media

Wang, Z., Chauhan, K., Pereira, J.M., Gan, Y. (2019) Disorder characterization of porous media and its effect on fluid displacement. Physical Review Fluids. In press. Abstract: We investigate the effects of topological disorder and wettability on fluid displacement in porous media. A modified disorder index Iv is proposed to characterize the disorder of porous media. By changing Iv, different […]

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Funded Australia-India Fellowship

The Australian Academy of Science has announced the successful recipients of the Australia–India Strategic Research Fund (AISRF) Early- and Mid-Career Researcher (EMCR) 2019 Fellowships. Dr Yixiang Gan was named among 11 recipients from different universities in Australia. He will be working with colleagues from IIT Madras and IIT Bhubaneswar on “Optimising thermal energy storage with […]

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Paper online (JCIS) on designing porous media for capillary flow

Liu, M., Suo, S., Wu, J., Gan, Y. Hanaor, D.A.H., Chen, C.Q. (2019) Tailoring porous media for controllable capillary flow. Journal of Colloid and Interface Science. 539:379-387. [DOI][PDF:076_JCIS_2019] Abstract: Control of capillary flow through porous media has broad practical implications. However, achieving accurate and reliable control of such processes by tuning the pore size or by modification of […]

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Paper accepted (AMS) on SPH modelling of contact angle dynamics

Bao, Y., Li, L., Shen, L., Lei, C., Gan, Y. (2019) A modified smoothed particle hydrodynamics approach for modelling dynamic contact angle hysteresis. Acta Mechanica Sinica. In press. Dynamic wetting plays an important role in the physics of multiphase flow, and has significant influence on many industrial and geotechnical applications. In this work, a modified smoothed particle […]

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Paper accepted (IJSS) on effective properties of fluid-filled porous media

Liu, M., Wu, J., Gan, Y. Hanaor, D.A.H., Chen, C.Q. (2019) Multiscale modeling of the effective elastic properties of fluid-filled porous materials. International Journal of Solids and Structures. In press. [DOI] Fluid-filled porous materials are widely encountered in natural and artificial systems. A comprehensive understanding of the elastic behavior of such materials and its dependence on […]

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PostDoc Opening in Clay Modelling

A postdoctoral research associate in modelling of clay behavior has been advertised in the School of Civil Engineering, Faculty of Engineering at the University of Sydney. The official advertisement by The University of Sydney can be found via https://goo.gl/rxhhA4 About the opportunity The School of Civil Engineering is seeking a Postdoctoral Research Associate that will help […]

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Funded Australia-Germany joint research project

Our team will be funded under Australia-Germany Joint Research Cooperation Scheme between Universities Australia and German Academic Exchange Service (DAAD). The project will enable us to work closely with the research team from Karlsruhe Institute of Technology on multi-scale modelling of Li-ion batteries in the coming 2 years (2019-2020). The project title is “A microstructure […]

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Congratulations to Si Suo for the poster award

Last week, Mr Si Suo won the second prize for Student Research Poster Event 2018 at School of Civil Engineering. Si is a first year PhD student working on multiphase flow in heterogeneous porous media. Congratulations to Si!

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Mari won the poster prize at SOFT2018 conference

Mrs Marigrazia Moscardini won the poster prize at the 30th Symposium on Fusion Technology (SOFT 2018)  held in Giardini Naxos (Messina, Sicily) for presenting a joint work between Karlsruhe Institute of Technology and The University of Sydney on fusion materials, with the title of “Discrete element code to simulate the heat transfer inside ceramic breeder […]

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Paper accepted (Transport in Porous Media) on modelling imbibition

Suo, S., Liu, M., Gan, Y. (2018) Modelling imbibition processes in heterogeneous porous media. Transport in Porous Media. In press.  [DOI] Imbibition is a commonly encountered multiphase problem in various fields, and exact prediction of imbibition processes is a key issue for better understanding capillary flow in heterogeneous porous media. In this work, a numerical framework for […]

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Paper online (Transport in Porous Media) on liquid patches

Li, S., Liu, M., Hanoar, D., Gan, Y. (2018) Dynamics of Viscous Entrapped Saturated Zones in Partially Wetted Porous Media. Transport in Porous Media. In press. [DOI] As a typical multiphase fluid flow process, drainage in porous media is of fundamental interest both in nature and in industrial applications. During drainage processes in unsaturated soils and porous […]

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Paper online (Colloids and Surfaces A) on contact angle hysteresis

Shi, Z., Zhang, Y., Liu, M., Hanoar, D., Gan, Y. (2018) Dynamic contact angle hysteresis in liquid bridges. Colloids and Surfaces A. 555:365-371. [DOI][PDF:059_CSA_2018] This work presents an experimental study of dynamic contact angle hysteresis using liquid bridges under cyclic compression and stretching between two identical plates. Under various loading rates, contact angle hystereses for three different […]

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