By Professor Ryan T. Armstrong

Journal articles

Alzahid YA; Aborshaid H; Asali M; McClure J; Chen C; Mostaghimi P; Da Wang Y; Sun C; Armstrong RT, 2020, 'Real-time synchrotron-based X-ray computed microtomography during in situ emulsification', Journal of Petroleum Science and Engineering, 195, http://dx.doi.org/10.1016/j.petrol.2020.107885

Zou S; Liu Y; Cai J; Armstrong RT, 2020, 'Influence of Capillarity on Relative Permeability in Fractional Flows', Water Resources Research, 56, http://dx.doi.org/10.1029/2020WR027624

Sun C; McClure JE; Mostaghimi P; Herring AL; Meisenheimer DE; Wildenschild D; Berg S; Armstrong RT, 2020, 'Characterization of wetting using topological principles', Journal of Colloid and Interface Science, 578, pp. 106 - 115, http://dx.doi.org/10.1016/j.jcis.2020.05.076

Chung T; Da Wang Y; Armstrong RT; Mostaghimi P, 2020, 'CNN-PFVS: Integrating Neural Network and Finite Volume Models to Accelerate Flow Simulation on Pore Space Images', Transport in Porous Media, 135, pp. 25 - 37, http://dx.doi.org/10.1007/s11242-020-01466-1

Fan M; McClure JE; Armstrong RT; Shabaninejad M; Dalton LE; Crandall D; Chen C, 2020, 'Influence of Clay Wettability Alteration on Relative Permeability', Geophysical Research Letters, 47, http://dx.doi.org/10.1029/2020GL088545

Singh A; Regenauer-Lieb K; Walsh SDC; Armstrong RT; van Griethuysen JJM; Mostaghimi P, 2020, 'On Representative Elementary Volumes of Grayscale Micro-CT Images of Porous Media', Geophysical Research Letters, 47, http://dx.doi.org/10.1029/2020GL088594

Jing Y; Armstrong RT; Mostaghimi P, 2020, 'Image-based fracture pipe network modelling for prediction of coal permeability', Fuel, 270, http://dx.doi.org/10.1016/j.fuel.2020.117447

McClure JE; Ramstad T; Li Z; Armstrong RT; Berg S, 2020, 'Modeling Geometric State for Fluids in Porous Media: Evolution of the Euler Characteristic', Transport in Porous Media, 133, pp. 229 - 250, http://dx.doi.org/10.1007/s11242-020-01420-1

Sun C; McClure JE; Mostaghimi P; Herring AL; Berg S; Armstrong RT, 2020, 'Probing Effective Wetting in Subsurface Systems', Geophysical Research Letters, 47, http://dx.doi.org/10.1029/2019GL086151

Sun C; McClure JE; Mostaghimi P; Herring AL; Shabaninejad M; Berg S; Armstrong RT, 2020, 'Linking continuum-scale state of wetting to pore-scale contact angles in porous media', Journal of Colloid and Interface Science, 561, pp. 173 - 180, http://dx.doi.org/10.1016/j.jcis.2019.11.105

Lu X; Armstrong RT; Mostaghimi P, 2020, 'Analysis of gas diffusivity in coal using micro-computed tomography', Fuel, 261, http://dx.doi.org/10.1016/j.fuel.2019.116384

Niu Y; Mostaghimi P; Shabaninejad M; Swietojanski P; Armstrong RT, 2020, 'Digital Rock Segmentation for Petrophysical Analysis With Reduced User Bias Using Convolutional Neural Networks', Water Resources Research, 56, http://dx.doi.org/10.1029/2019WR026597

Hu Y; Armstrong RT; Shikhov I; Hung TT; Lee B; Mostaghimi P, 2020, 'Unsteady-State Coreflooding Monitored by Positron Emission Tomography and X-ray Computed Tomography', SPE Journal, 25, pp. 242 - 252, http://dx.doi.org/10.2118/195701-PA

Wang YD; Chung T; Armstrong RT; McClure J; Ramstad T; Mostaghimi P, 2020, 'Accelerated Computation of Relative Permeability by Coupled Morphological and Direct Multiphase Flow Simulation', Journal of Computational Physics, 401, http://dx.doi.org/10.1016/j.jcp.2019.108966

Wang YD; Armstrong RT; Mostaghimi P, 2020, 'Boosting Resolution and Recovering Texture of 2D and 3D Micro-CT Images with Deep Learning', Water Resources Research, 56, http://dx.doi.org/10.1029/2019WR026052

Alqahtani N; Alzubaidi F; Armstrong RT; Swietojanski P; Mostaghimi P, 2020, 'Machine learning for predicting properties of porous media from 2d X-ray images', Journal of Petroleum Science and Engineering, 184, http://dx.doi.org/10.1016/j.petrol.2019.106514

Chung T; Wang YD; Armstrong RT; Mostaghimi P, 2020, 'Voxel agglomeration for accelerated estimation of permeability from micro-CT images', Journal of Petroleum Science and Engineering, 184, http://dx.doi.org/10.1016/j.petrol.2019.106577

Wang YD; Armstrong RT; Mostaghimi P, 2019, 'Enhancing Resolution of Digital Rock Images with Super Resolution Convolutional Neural Networks', Journal of Petroleum Science and Engineering, 182, http://dx.doi.org/10.1016/j.petrol.2019.106261

Zhang Y; Mostaghimi P; Armstrong RT, 2019, 'Multiscale characterization of shale diffusivity using time-lapsed X-ray computed tomography and pore-level simulations', Journal of Petroleum Science and Engineering, 182, http://dx.doi.org/10.1016/j.petrol.2019.106271

Alzahid YA; Mostaghimi P; Alqahtani NJ; Sun C; Lu X; Armstrong RT, 2019, 'Oil mobilization and solubilization in porous media by in situ emulsification', Journal of Colloid and Interface Science, 554, pp. 554 - 564, http://dx.doi.org/10.1016/j.jcis.2019.07.009

Gerami A; Alzahid Y; Mostaghimi P; Kashaninejad N; Kazemifar F; Amirian T; Mosavat N; Ebrahimi Warkiani M; Armstrong RT, 2019, 'Microfluidics for Porous Systems: Fabrication, Microscopy and Applications', Transport in Porous Media, 130, pp. 277 - 304, http://dx.doi.org/10.1007/s11242-018-1202-3

Armstrong RT; McClure JE; Robins V; Liu Z; Arns CH; Schlüter S; Berg S, 2019, 'Porous Media Characterization Using Minkowski Functionals: Theories, Applications and Future Directions', Transport in Porous Media, 130, pp. 305 - 335, http://dx.doi.org/10.1007/s11242-018-1201-4

Shaw D; Mostaghimi P; Armstrong RT, 2019, 'The dynamic behaviour of coal relative permeability curves', Fuel, 253, pp. 293 - 304, http://dx.doi.org/10.1016/j.fuel.2019.04.107

Zhang Y; Mostaghimi P; Armstrong RT, 2019, 'On the challenges of greyscale-based quantifications using X-ray computed microtomography', Journal of Microscopy, 275, pp. 82 - 96, http://dx.doi.org/10.1111/jmi.12805

Jing Y; Armstrong RT; Ramandi HL; Mostaghimi P; Lamei Ramandi H, 2019, 'DigiCoal: A computational package for characterisation of coal cores', Journal of Petroleum Science and Engineering, 176, pp. 775 - 791, http://dx.doi.org/10.1016/j.petrol.2019.01.094

Amirian T; Haghighi M; Sun C; Armstrong RT; Mostaghimi P, 2019, 'Geochemical Modeling and Microfluidic Experiments to Analyze Impact of Clay Type and Cations on Low-Salinity Water Flooding', Energy and Fuels, 33, pp. 2888 - 2896, http://dx.doi.org/10.1021/acs.energyfuels.8b04145

Wang YD; Chung T; Armstrong RT; McClure JE; Mostaghimi P, 2019, 'Computations of permeability of large rock images by dual grid domain decomposition', Advances in Water Resources, 126, pp. 1 - 14, http://dx.doi.org/10.1016/j.advwatres.2019.02.002

Singh A; Armstrong RT; Regenauer-Lieb K; Mostaghimi P, 2019, 'Rock Characterization Using Gray-Level Co-Occurrence Matrix: An Objective Perspective of Digital Rock Statistics', Water Resources Research, 55, pp. 1912 - 1927, http://dx.doi.org/10.1029/2018WR023342

Alzahid YA; Mostaghimi P; Walsh SDC; Armstrong RT, 2019, 'Flow regimes during surfactant flooding: The influence of phase behaviour', Fuel, 236, pp. 851 - 860, http://dx.doi.org/10.1016/j.fuel.2018.08.086

Chung T; Wang YD; Armstrong RT; Mostaghimi P, 2019, 'Approximating permeability of microcomputed-tomography images using elliptic flow equations', SPE Journal, 24, pp. 1154 - 1163, http://dx.doi.org/10.2118/191379-PA

Singh A; Armstrong R; Regenauer-Lieb K; Mostaghimi P, 2019, 'Investigating rock micro-structure of sandstones by pattern recognition on their X-ray images', Exploration Geophysics, 2019, http://dx.doi.org/10.1080/22020586.2019.12073166

Gerami A; Armstrong RT; Jing Y; Wahid FA; Arandiyan H; Mostaghimi P, 2019, 'Microscale insights into gas recovery from bright and dull bands in coal', Journal of Petroleum Science and Engineering, 172, pp. 373 - 382, http://dx.doi.org/10.1016/j.petrol.2018.08.072

Zou S; Armstrong RT, 2019, 'Multiphase flow under heterogeneous wettability conditions studied by special core analysis and pore-scale imaging', SPE Journal, 24, pp. 1234 - 1247, http://dx.doi.org/10.2118/195577-PA

Rabbani A; Mostaghimi P; Armstrong RT, 2019, 'Pore network extraction using geometrical domain decomposition', Advances in Water Resources, 123, pp. 70 - 83, http://dx.doi.org/10.1016/j.advwatres.2018.11.003

Alzahid YA; Mostaghimi P; Gerami A; Singh A; Privat K; Amirian T; Armstrong RT, 2018, 'Functionalisation of Polydimethylsiloxane (PDMS)- Microfluidic Devices coated with Rock Minerals', Scientific Reports, 8, http://dx.doi.org/10.1038/s41598-018-33495-8

Liu Z; McClure JE; Armstrong RT, 2018, 'Influence of wettability on phase connectivity and electrical resistivity', Physical Review E, 98, http://dx.doi.org/10.1103/PhysRevE.98.043102

Lu X; Armstrong RT; Mostaghimi P, 2018, 'High-pressure X-ray imaging to interpret coal permeability', Fuel, 226, pp. 573 - 582, http://dx.doi.org/10.1016/j.fuel.2018.03.172

McClure JE; Armstrong RT; Berrill MA; Schlüter S; Berg S; Gray WG; Miller CT, 2018, 'Geometric state function for two-fluid flow in porous media', Physical Review Fluids, 3, http://dx.doi.org/10.1103/PhysRevFluids.3.084306

D'Eurydice MN; Arns CH; Arns JY; Armstrong RT, 2018, 'Dynamic imaging of multiphase flow through porous media using 4D cumulative reconstruction', Journal of Microscopy, 272, pp. 12 - 24, http://dx.doi.org/10.1111/jmi.12728

Zou S; Armstrong RT; Arns JY; Arns CH; Hussain F, 2018, 'Experimental and Theoretical Evidence for Increased Ganglion Dynamics During Fractional Flow in Mixed-Wet Porous Media', Water Resources Research, 54, pp. 3277 - 3289, http://dx.doi.org/10.1029/2017WR022433

Zhang Y; Mostaghimi P; Fogden A; Sheppard A; Arena A; Middleton J; Armstrong RT, 2018, 'Time-Lapsed Visualization and Characterization of Shale Diffusion Properties Using 4D X-ray Microcomputed Tomography', Energy and Fuels, 32, pp. 2889 - 2900, http://dx.doi.org/10.1021/acs.energyfuels.7b03191

Niu Y; Mostaghimi P; Shikhov I; Chen Z; Armstrong RT, 2018, 'Coal permeability: Gas slippage linked to permeability rebound', Fuel, 215, pp. 844 - 852, http://dx.doi.org/10.1016/j.fuel.2017.11.082

Sewnun D; Joughin W; Armstrong R; Cooper A, 2018, 'Keyblock stability analysis of longhole stopes', Journal of the Southern African Institute of Mining and Metallurgy, 118, pp. 243 - 250, http://dx.doi.org/10.17159/2411-9717/2018/v118n3a7

Armstrong RT, 2018, 'Multiphase flow in porous rock imaged under dynamic flow conditions with fast X-ray computed microtomography', Petrophysics, 55

Jing Y; Armstrong RT; Ramandi HL; Mostaghimi P; Lamei Ramandi H, 2017, 'Topological Characterization of Fractured Coal', Journal of Geophysical Research Solid Earth, 122, pp. 9849 - 9861, http://dx.doi.org/10.1002/2017JB014667

Jing Y; Armstrong RT; Mostaghimi P, 2017, 'Impact of Mineralization on Digital Coal Properties', Energy and Fuels, 31, pp. 11558 - 11568, http://dx.doi.org/10.1021/acs.energyfuels.7b01401

Ramandi HL; Mostaghimi P; Armstrong RT; Lamei Ramandi H, 2017, 'Digital rock analysis for accurate prediction of fractured media permeability', Journal of Hydrology, 554, pp. 817 - 826, http://dx.doi.org/10.1016/j.jhydrol.2016.08.029

Gerami A; Armstrong RT; Johnston B; Warkiani ME; Mosavat N; Mostaghimi P, 2017, 'Coal-on-a-Chip: Visualizing Flow in Coal Fractures', Energy and Fuels, 31, pp. 10393 - 10403, http://dx.doi.org/10.1021/acs.energyfuels.7b01046

Siregar I; Niu Y; Mostaghimi P; Armstrong RT, 2017, 'Coal ash content estimation using fuzzy curves and ensemble neural networks for well log analysis', International Journal of Coal Geology, 181, pp. 11 - 22, http://dx.doi.org/10.1016/j.coal.2017.08.003

Liu Z; Herring A; Arns C; Berg S; Armstrong RT, 2017, 'Pore-Scale Characterization of Two-Phase Flow Using Integral Geometry', Transport in Porous Media, 118, pp. 99 - 117, http://dx.doi.org/10.1007/s11242-017-0849-5

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