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Research Output 1970 2020

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2019

A dynamic fractal permeability model for heterogeneous coalbed reservoir considering multiphysics and flow regimes

Tian, J., Liu, J., Elsworth, D., Leong, Y. K., Li, W. & Zeng, J., Jan 1 2019.

Research output: Contribution to conferencePaper

Resource valuation
Petroleum reservoir engineering
Coal deposits
Metal recovery
Gas permeability

Attenuation compensation for time-reversal imaging in VTI media

Bai, T., Zhu, T. & Tsvankin, I., Jan 1 2019, p. 256-260. 5 p.

Research output: Contribution to conferencePaper

attenuation
symmetry
wave equation
wave equations
elastic media

Economic nano-additive to improve cement sealing capability

Tabatabaei, M., Dahi Taleghani, A. & Alem, N., Jan 1 2019.

Research output: Contribution to conferencePaper

Cements
Economics
Nanoparticles
Crack initiation
Surface properties
1 Citation (Scopus)

Fractal mechanical network based time domain viscoacoustic wave equation

Xing, G. & Zhu, T., Jan 1 2019, p. 3994-3998. 5 p.

Research output: Contribution to conferencePaper

wave equation
wave equations
fractals
seismic waves
mathematical models

Mechanistic analysis of shale permeability evolution data

Shi, R., Liu, J. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

Resource valuation
Pore pressure
Shale
Swelling
Macros

Modeling of wave propagation in a transversely isotropic attenuative medium based on fractional Laplacian

Zhu, T. & Bai, T., Jan 1 2019, p. 3818-3822. 5 p.

Research output: Contribution to conferencePaper

isotropic media
wave equation
wave propagation
wave equations
operators

Multiphase permeability evolution in low permeability sandstones from surfactant-treated fractring fluids

Abaa, K., Wang, J. Y., Elsworth, D. & Ityokumbul, M., Jan 1 2019.

Research output: Contribution to conferencePaper

Sandstone
Surface active agents
Fracturing fluids
Fluids
Gas permeability

Permeability enhancement in gas shale due to nitrogen flooding

Schwartz, B. & Elsworth, D., Jan 1 2019.

Research output: Contribution to conferencePaper

Resource valuation
Pore pressure
Nitrogen
Sorption
Gas permeability

Solving fractional Laplacian viscoelastic wave equations using domain decomposition

Xue, Z., Baek, H., Zhang, H., Zhao, Y., Zhu, T. & Fomel, S., Jan 1 2019, p. 3943-3947. 5 p.

Research output: Contribution to conferencePaper

spectral methods
wave equation
wave equations
decomposition
parallel computing
2018
2 Citations (Scopus)

A Continuous and Predictive Viscosity Model Coupled to a Microemulsion Equation-Of-State

Khodaparast, P. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Microemulsions
Equations of state
equation of state
viscosity
Viscosity
3 Citations (Scopus)

A new way of compositional simulation without phase labeling

Khorsandi, S., Li, L. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Equations of state
Labeling
permeability
equation of state
Recovery
Coal
coal
microstructure
scanning electron microscopy
Microstructure

Co-evolution of fracture permeability and friction in rocks from the egs collab experiment 1 site

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

coevolution
permeability
friction
Rocks
rocks

Co-evolution of friction and permeability in a propped fracture under constant shear and implication to induced seismicity

Zhang, F., Fang, Y., Elsworth, D. & Wang, C., Jan 1 2018.

Research output: Contribution to conferencePaper

induced seismicity
Proppants
coevolution
permeability
friction
3 Citations (Scopus)

Conductivity evolution of proppant-filled hydraulic fractures

Wang, J., Elsworth, D. & Ma, T., Jan 1 2018.

Research output: Contribution to conferencePaper

Proppants
hydraulics
conductivity
Hydraulics
transmissivity
1 Citation (Scopus)

Coupled capillary pressure and relative permeability using an equation-of-state approach

Li, L. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Capillarity
capillary pressure
Equations of state
equation of state
permeability

Crystallization behavior of sheared polyamide 66

Rhoades, A. M., Gohn, A. M., Seo, J., Colby, R. & Androsch, R., Jan 1 2018.

Research output: Contribution to conferencePaper

Elastomers
Plastic products
Nylons
Polyethylene
High density polyethylenes

Design of a long term hydraulic fracture and flow system

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
pump
Hydraulics
Pumps
pumps

Determination of shale matrix permeability through dynamic methane production experiments using variable pressure gradients

Fan, K., Li, Y., Elsworth, D., Dong, M., Yu, H., Yin, C. & Li, Y., Jan 1 2018.

Research output: Contribution to conferencePaper

Shale
Pressure gradient
Methane
Experiments
Gases
4 Citations (Scopus)

Diffusion-dominated proxy model for solvent injection in ultra-tight oil reservoirs

Cronin, M., Emami-Meybodi, H. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Recovery
oil
primary production
Darcy law
Oils

Evolution of permeability in sand injectite systems

Hu, Y., Gan, Q., Hurst, A. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

Sand
permeability
sand
Flow of fluids
fracture network

Experimental design for hydrofracturing and fluid flow at the DOE EGS collab testbed

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

Testbeds
experimental design
Design of experiments
fluid flow
Flow of fluids
2 Citations (Scopus)

Extension of HLD-NAC flash calculation algorithm to multicomponent mixtures of microemulsion and excess phases

Khorsandi, S. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Microemulsions
surfactant
partitioning
Surface active agents
polymer

Frictional and sealing behavior of Marcellus shale

Li, Z. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

sealing
Quartz
Shale
shale
permeability

Gas sorption characteristics of tectonically deformed coals and their implications on gas drainage and outburst control

Yang, Y., Liu, S., Zhao, W. & Wang, L., Jan 1 2018.

Research output: Contribution to conferencePaper

Coal
drainage
outburst
coal
sorption

Hydraulic fracture modeling in support of EGS collab treatment designs

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
Hydraulics
Hydraulic fracturing
fracturing
stress field

Hydraulic fracturing of MECBM reservoirs for nutrient delivery

Zhi, S. & Elsworth, D., Jan 1 2018.

Research output: Contribution to conferencePaper

coalbed methane
Hydraulic fracturing
fracturing
nutrients
hydraulics
incandescence
Soot
tires
soot
Tires

Laboratory validation of fracture caging for hydraulic fracture control

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

hydraulics
Hydraulics
stimulation
well
Well pressure

Microwave plasma processing of methane: Optical diagnostics and carbon characterizations

Vander Wal, R. L., Sengupta, A., Musselman, E., Zeller, K. & Skoptsov, G., Jan 1 2018.

Research output: Contribution to conferencePaper

Plasma applications
Coal
Methane
coal
Carbon
1 Citation (Scopus)

Minimum miscibility pressure calculation for oil shale and tight reservoirs with large gas-oil capillary pressure

Zhang, K., Nojabaei, B., Ahmadi, K. & Johns, R. T., Jan 1 2018.

Research output: Contribution to conferencePaper

Oil shale
Petroleum reservoirs
Capillarity
Gas oils
Solubility

Multi-well analytical solution for coning under simultaneous steady-state flow of three phases

Ahn, E., Johns, R. T. & Phaiboonpalayoi, C., Jan 1 2018.

Research output: Contribution to conferencePaper

Capillarity
capillary pressure
permeability
well
oil
research facilities
seepage
Seepage
drilling
Drilling
shales
water retention
Mercury
intrusion
low pressure

Quantification of nanostructure changes by HRTEM and fringe analyses during NO2-O2 oxidation

Srilomsak, M., Singh, M., Hanamura, K. & Vander Wal, R. L., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Transmission electron microscopy
Oxidation
1 Citation (Scopus)

Radial permeability measurement for shale using variable pressure gradients

Fan, K., Sun, R., Elsworth, D., Dong, M., Li, Y., Yin, C. & Li, Y., Jan 1 2018.

Research output: Contribution to conferencePaper

Shale
Pressure gradient
pressure gradient
Gradient methods
shale

Reconciliation of carbon oxidation rates and activation energies based on changing nanostructure

Singh, M., Gaddam, C. K., Vander Wal, R. L., Chen, X., Yezerets, A. & Kamasamudram, K., Jan 1 2018.

Research output: Contribution to conferencePaper

Nanostructures
Carbon
Activation energy
activation energy
Oxidation

Soot derivatization for source identification

Singh, M. & Vander Wal, R. L., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Lasers
lamella
research facilities
test stands
experiment
Experiments
fracture geometry
1 Citation (Scopus)

The EGS collab project: Stimulation and simulation

EGS Collab Team, Jan 1 2018.

Research output: Contribution to conferencePaper

stimulation
permeability
simulation
test stands
Experiments
Quartz
shear strength
reservoir rock
Shear strength
coating
2017
1 Citation (Scopus)
Shale
Data mining
Chemical analysis
Geochemistry
Water

Estimating soot primary particle diameter using time-resolved laser-induced incandescence

Abrahamson, J. P., Singh, M. & Vander Wal, R. L., Jan 1 2017.

Research output: Contribution to conferencePaper

incandescence
Soot
soot
estimating
Particle size
1 Citation (Scopus)
Face recognition
Reservoir management
Pattern recognition
Flow of fluids
Decision making
Face recognition
Reservoir management
Pattern recognition
Flow of fluids
Decision making

Gas turbine nvPM formation and oxidation semi-empirical model for commercial aviation

Abrahamson, J. & Vander Wal, R. L., Jan 1 2017.

Research output: Contribution to conferencePaper

commercial aviation
Civil aviation
Particulate Matter
gas turbines
particulates

Magnetically actuated functional gradient nanocomposites for strong and durable bioinspired interfaces/surfaces

Wang, Z., Shi, X., Huang, H., Yao, C., Xie, W., Huang, C., Gu, P., Ma, X., Zhang, Z. & Chen, L., Jan 1 2017.

Research output: Contribution to conferencePaper

Nanocomposites
Spatial distribution
Dissimilar materials
Biomimetics
Biological systems
artificial neural network
Drilling
Oils
Neural networks
well

Nanostructure as a paradigm for describing carbon structure, interpreting its reactivity and quantifying its transformations

Vander Wal, R. L., Abrahamson, J. P., Singh, M., Gaddam, C. K., Yehliu, K. & Huang, C. H., Jan 1 2017.

Research output: Contribution to conferencePaper

Nanostructures
Carbon
reactivity
carbon
oxidation

Spatial and temporal relationships between produced gas and water in marcellus through data mining analysis

Zhou, Q., Wang, J. Y., Xiao, Y. & Kleit, A. N., Jan 1 2017.

Research output: Contribution to conferencePaper

Data mining
Gases
Water
Fluids
Macros