John and Willie Leone Department of Energy & Mineral Engineering (EME)

  • United States

Research Output 1972 2020

Filter
Article
Article
7 Citations (Scopus)

Development and testing of proxy models for screening cyclic pressure pulsing process in a depleted, naturally fractured reservoir

Artun, E., Ertekin, T., Watson, R. & Miller, B., Aug 1 2010, In : Journal of Petroleum Science and Engineering. 73, 1-2, p. 73-85 13 p.

Research output: Contribution to journalArticle

Screening
Testing
Neural networks
dual porosity
recovery method
19 Citations (Scopus)

Development and testing of two-phase relative permeability predictors using artificial neural networks

Silpngarmlers, N., Guler, B., Ertekin, T. & Grader, A. S., Jan 1 2002, In : SPE Journal. 7, 3, p. 299-308 10 p.

Research output: Contribution to journalArticle

artificial neural network
permeability
Neural networks
Liquids
Testing
2 Citations (Scopus)

Development and use of a method for prediction of the ash split in a CFBC boiler to improve the energy efficiency

Soundarrajan, N., Rozelle, P. L. & Pisupati, S. V., Dec 1 2012, In : Fuel. 102, p. 9-15 7 p.

Research output: Contribution to journalArticle

Ashes
Boilers
Energy efficiency
Fluidized beds
Coal Ash
58 Citations (Scopus)

Development and validation of a compositional coalbed simulator

Manik, J., Ertekin, T. & Kohler, T. E., Apr 1 2002, In : Journal of Canadian Petroleum Technology. 41, 4, p. 39-45 7 p.

Research output: Contribution to journalArticle

Sorption
Simulators
Gases
Nitrogen Dioxide
Coal
11 Citations (Scopus)

Development of a coal shrinkage-swelling model accounting for water content in the micropores

Thararoop, P., Karpyn, Z. & Ertekin, T., Jan 1 2009, In : International Journal of Mining and Mineral Engineering. 1, 4, p. 346-364 19 p.

Research output: Contribution to journalArticle

swelling
Water content
Swelling
water content
Coal
5 Citations (Scopus)

Development of a data-driven forecasting tool for hydraulically fractured, horizontal wells in tight-gas sands

Kulga, B., Artun, E. & Ertekin, T., Jun 1 2017, In : Computers and Geosciences. 103, p. 99-110 12 p.

Research output: Contribution to journalArticle

Horizontal wells
Sand
well
sand
gas
9 Citations (Scopus)

Development of a halite dissolution numerical model for hydraulically fractured shale formations (Part I)

Seales, M., Dilmore, R. M., Ertekin, T. & Wang, J. Y., Sep 1 2016, In : Journal of Unconventional Oil and Gas Resources. 15, p. 66-78 13 p.

Research output: Contribution to journalArticle

Sodium chloride
Shale
Numerical models
Dissolution
Fluids
27 Citations (Scopus)

Development of a hydrothermal deposition process for applying zirconia coatings on BWR materials for IGSCC mitigation

Zhou, Z. F., Chalkova, E., Lvov, S., Chou, P. & Pathania, R., Feb 1 2007, In : Corrosion Science. 49, 2, p. 830-843 14 p.

Research output: Contribution to journalArticle

Boiling water reactors
Stress corrosion cracking
Oxidants
Zirconia
Coatings
6 Citations (Scopus)

Development of a local grid-refinement technique for accurate representation of cavity-completed wells in reservoir simulators

Göktaş, B. & Ertekin, T., Jan 1 1999, In : SPE Journal. 4, 3, p. 187-195 9 p.

Research output: Contribution to journalArticle

simulator
cavity
Simulators
well
Flow of fluids
5 Citations (Scopus)
Swelling
Coal
Water
Porosity
Iterative methods
62 Citations (Scopus)

Development of a multi-mechanistic, dual-porosity, dual-permeability, numerical flow model for coalbed methane reservoirs

Thararoop, P., Karpyn, Z. & Ertekin, T., Sep 1 2012, In : Journal of Natural Gas Science and Engineering. 8, p. 121-131 11 p.

Research output: Contribution to journalArticle

Porosity
Coal
Simulators
Flue gases
Swelling
15 Citations (Scopus)

Development of analytical design equation for gas pipelines

Tian, S. & Adewumi, M. A., Jan 1 1994, In : SPE Production and Facilities. 9, 2, p. 100-106 7 p.

Research output: Contribution to journalArticle

Gas pipelines
Pipelines
Computer program listings
Flow of fluids
Momentum
158 Citations (Scopus)

Development of an efficient embedded discrete fracture model for 3D compositional reservoir simulation in fractured reservoirs

Moinfar, A., Varavei, A., Sepehrnoori, K. & Johns, R. T., Jan 1 2014, In : SPE Journal. 19, 2, p. 289-303 15 p.

Research output: Contribution to journalArticle

simulation
fluid flow
simulator
Flow of fluids
Simulators
5 Citations (Scopus)

Development of an electrical conductivity screening test for mine waste assessments

Rezaee, M., Warner, R. C. & Honaker, R. Q., Oct 1 2016, In : Chemosphere. 160, p. 13-21 9 p.

Research output: Contribution to journalArticle

Electric Conductivity
mine waste
Trace Elements
Oxidants
electrical conductivity
167 Citations (Scopus)

Development of an HRTEM image analysis method to quantify carbon nanostructure

Yehliu, K., Vander Wal, R. L. & Boehman, A. L., Sep 1 2011, In : Combustion and Flame. 158, 9, p. 1837-1851 15 p.

Research output: Contribution to journalArticle

High resolution transmission electron microscopy
image analysis
Image analysis
Nanostructures
Carbon
67 Citations (Scopus)

Development of anisotropic permeability during coalbed methane production

Wu, Y., Liu, J., Elsworth, D., Miao, X. & Mao, X., Sep 1 2010, In : Journal of Natural Gas Science and Engineering. 2, 4, p. 197-210 14 p.

Research output: Contribution to journalArticle

Coal
Flow of gases
Porosity
Sorption
Coal bed methane
7 Citations (Scopus)

Development of coke texture by thermal pretreatment of petroleum residua

Eser, S., Derbyshire, F. J. & Karsner, G. G., Jan 1 1989, In : Fuel. 68, 9, p. 1146-1151 6 p.

Research output: Contribution to journalArticle

Petroleum
Carbonization
Coke
Crude oil
Textures
8 Citations (Scopus)

Development of hydrodynamic-model-based air-drilling design procedures

Tian, S. & Adewumi, M. A., Dec 1 1992, In : SPE Drilling Engineering. 7, 4, p. 241-246 6 p.

Research output: Contribution to journalArticle

Drilling
Hydrodynamics
Air
Hydraulics
Pneumatics
16 Citations (Scopus)
Hydraulic fracturing
Computer simulation
Hydraulics
Crack propagation
Fluids
64 Citations (Scopus)

Development of miscibility in four-component CO2 floods

Orr, F. M., Johns, R. T. & Dindoruk, B., Jan 1 1993, In : SPE Reservoir Engineering (Society of Petroleum Engineers). 8, 2, p. 135-142 8 p.

Research output: Contribution to journalArticle

Methane
Oils
Solubility
Butane
Water

Development of Proxy Model for Hydraulic Fracturing and Seismic Wave Propagation Processes

Singh, M. & Srinivasan, S., Jan 1 2019, (Accepted/In press) In : Mathematical Geosciences.

Research output: Contribution to journalArticle

Seismic Waves
seismic wave
Hydraulics
Wave Propagation
wave propagation
11 Citations (Scopus)

Development of universal proxy models for screening and optimization of cyclic pressure pulsing in naturally fractured reservoirs

Artun, E., Ertekin, T., Watson, R. & Al-Wadhahi, M., Dec 1 2011, In : Journal of Natural Gas Science and Engineering. 3, 6, p. 667-686 20 p.

Research output: Contribution to journalArticle

Screening
Genetic algorithms
Well spacing
Reservoir management
Computational efficiency
12 Citations (Scopus)

Devolatilization, a molecular modeling approach

Mathews, J. P., Hatcher, P. G. & Scaroni, A. W., Dec 1 1998, In : ACS Division of Fuel Chemistry, Preprints. 43, 1, p. 136-138 3 p.

Research output: Contribution to journalArticle

Molecular modeling
Molecular orientation
Bituminous coal
Reforming reactions
Hydrogen
17 Citations (Scopus)

Devolatilization behaviour of naturally weathered and laboratory oxidized bituminous coals

Pisupati, S. V., Scaroni, A. W. & Hatcher, P. G., Jan 1 1993, In : Fuel. 72, 2, p. 165-173 9 p.

Research output: Contribution to journalArticle

Coal
Bituminous coal
Weathering
Crops
Oxidation
21 Citations (Scopus)

Did Open Access Integrate Natural Gas Markets? An Arbitrage Cost Approach

Kleit, A. N., Jan 1 1998, In : Journal of Regulatory Economics. 14, 1, p. 19-33 15 p.

Research output: Contribution to journalArticle

Open access
Natural gas
Gas market
Costs
Transaction costs
1 Citation (Scopus)
Energy conservation
Teaching
Students
Environmental protection
Animation
1 Citation (Scopus)

Diffusion-dominated proxy model for solvent injection in ultratight oil reservoirs

Cronin, M., Emami-Meybodi, H. & Johns, R. T., Apr 1 2019, In : SPE Journal. 24, 2, p. 660-680 21 p.

Research output: Contribution to journalArticle

Recovery
oil
primary production
Darcy law
Solubility
119 Citations (Scopus)

Diffusion flame synthesis of single-walled carbon nanotubes

Vander Wal, R. L., Ticich, T. M. & Curtis, V. E., Jun 16 2000, In : Chemical Physics Letters. 323, 3-4, p. 217-223 7 p.

Research output: Contribution to journalArticle

Flame synthesis
diffusion flames
Single-walled carbon nanotubes (SWCN)
Nanotubes
flames
3 Citations (Scopus)

Digital image analysis of optical texture and porosity of petroleum cokes

Qiao, G. L. & Eser, S., Dec 1 1997, In : ACS Division of Fuel Chemistry, Preprints. 42, 3, p. 933-935 3 p.

Research output: Contribution to journalArticle

Image analysis
Crude oil
Textures
Porosity
113 Citations (Scopus)

Dike intrusion as a trigger for large earthquakes and the failure of volcano flanks

Elsworth, D. & Voight, B., Jan 1 1995, In : Journal of Geophysical Research. 100, B4, p. 6005-6024 20 p.

Research output: Contribution to journalArticle

Levees
Volcanoes
volcanoes
rock intrusions
Pore pressure
17 Citations (Scopus)

Dimensionless Equation of State to Predict Microemulsion Phase Behavior

Ghosh, S. & Johns, R. T., Sep 6 2016, In : Langmuir. 32, 35, p. 8969-8979 11 p.

Research output: Contribution to journalArticle

Microemulsions
Phase behavior
Equations of state
salinity
Oils
2 Citations (Scopus)

Direct and integration methods of parameter estimation in groundwater transport systems

Xiang, J. & Elsworth, D., Jan 1 1992, In : Applied Mathematical Modelling. 16, 8, p. 404-413 10 p.

Research output: Contribution to journalArticle

Ground Water
Parameter estimation
Parameter Estimation
Groundwater
Aquifers
36 Citations (Scopus)

Directed Synthesis of Metal-Catalyzed Carbon Nanofibers and Graphite Encapsulated Metal Nanoparticles

Vander Wal, R. L., Ticich, T. M. & Curtis, V. E., Dec 14 2000, In : Journal of Physical Chemistry B. 104, 49, p. 11606-11611 6 p.

Research output: Contribution to journalArticle

Carbon nanofibers
Graphite
Metal nanoparticles
graphite
Metals
3 Citations (Scopus)

Direct electrochemical generation of supercooled sulfur microdroplets well below their melting temperature

Liu, N., Zhou, G., Yang, A., Yu, X., Shi, F., Sun, J., Zhang, J., Liu, B., Wu, C. L., Tao, X., Sun, Y., Cui, Y. & Chu, S., Jan 15 2019, In : Proceedings of the National Academy of Sciences of the United States of America. 116, 3, p. 765-770 6 p.

Research output: Contribution to journalArticle

Open Access
Sulfur
Freezing
Temperature
Electrodes
Lithium
5 Citations (Scopus)

Direct microplasma analysis of coals and sorbents for C, H, N, S and mineral element concentrations

Gaddam, C. K. & Vander Wal, R. L., Apr 1 2015, In : International Journal of Coal Geology. 143, p. 11-21 11 p.

Research output: Contribution to journalArticle

Sorbents
Minerals
Coal
coal
Chemical elements
51 Citations (Scopus)

Direct oxidation of jet fuels and Pennsylvania crude oil in a solid oxide fuel cell

Zhou, Z. F., Gallo, C., Pague, M. B., Schobert, H. & Lvov, S., Jun 4 2004, In : Journal of Power Sources. 133, 2, p. 181-187 7 p.

Research output: Contribution to journalArticle

jet engine fuels
Jet fuel
Petroleum
solid oxide fuel cells
Solid oxide fuel cells (SOFC)
39 Citations (Scopus)

Direct oxidation of waste vegetable oil in solid-oxide fuel cells

Zhou, Z. F., Kumar, R., Thakur, S. T., Rudnick, L. R., Schobert, H. & Lvov, S. N., Sep 27 2007, In : Journal of Power Sources. 171, 2, p. 856-860 5 p.

Research output: Contribution to journalArticle

vegetables
Plant Oils
Vegetable oils
Cerium compounds
solid oxide fuel cells

Discounting of medical savings accounts

Fan, M., Lei, Z. & Liu, G., May 1 2016, In : American Journal of Health Economics. 2, 2, p. 161-183 23 p.

Research output: Contribution to journalArticle

Medical Savings Accounts
Financial Management
Health Expenditures
Delivery of Health Care
Deductibles and Coinsurance

Discovering Inherent Characteristics of Polyethylenimine-Functionalized Porous Materials for CO2 Capture

Zhang, R., Wang, X., Liu, S., He, L., Song, C., Jiang, X. & Blach, T. P., Oct 9 2019, In : ACS Applied Materials and Interfaces. 11, 40, p. 36515-36524 10 p.

Research output: Contribution to journalArticle

Polyethyleneimine
Swelling
Porous materials
Sorption
Neutron scattering
2 Citations (Scopus)

Disentangling regulatory policy: The effects of state regulations on trucking rates

Daniel, T. P. & Kleit, A. N., Nov 1 1995, In : Journal of Regulatory Economics. 8, 3, p. 267-284 18 p.

Research output: Contribution to journalArticle

Trucking
Regulatory policy
State regulation
Motor carriers
Entry regulation
26 Citations (Scopus)

Dislocation analysis of penetration in saturated porous media

Elsworth, D., Jan 1 1991, In : Journal of Engineering Mechanics. 117, 2, p. 391-408 18 p.

Research output: Contribution to journalArticle

Pore pressure
Porous materials
Consolidation
Data reduction
Soils
9 Citations (Scopus)

Dispersion-driven instability of mixed convective flow in porous media

Emami-Meybodi, H., Sep 1 2017, In : Physics of Fluids. 29, 9, 094102.

Research output: Contribution to journalArticle

convective flow
Alberta
quasi-steady states
aquifers
free convection
30 Citations (Scopus)

Dispersion of liquefaction catalysts in coal using ionic liquids

Painter, P., Cetiner, R., Pulati, N., Sobkowiak, M. & Mathews, J. P., May 20 2010, In : Energy and Fuels. 24, 5, p. 3086-3092 7 p.

Research output: Contribution to journalArticle

Ionic Liquids
Coal
Liquefaction
Ionic liquids
Catalysts
17 Citations (Scopus)

Displacement efficiency for low-salinity polymer flooding including wettability alteration

Khorsandi, S., Qiao, C. & Johns, R. T., Apr 1 2017, In : SPE Journal. 22, 2, p. 417-430 14 p.

Research output: Contribution to journalArticle

wettability
Wetting
flooding
polymer
salinity
3 Citations (Scopus)

Displacement of formation fluids by hydraulic fracturing

Piggott, A. R. & Elsworth, D., Jan 1 1996, In : Geotechnique. 46, 4, p. 671-681 11 p.

Research output: Contribution to journalArticle

Hydraulic fracturing
Fluids
fluid
Remediation
poroelasticity
15 Citations (Scopus)

Displacive radiation-induced structural contraction in nanocrystalline ZrN

Lu, F., Huang, M., Yaqoob, F., Lang, M., Namavar, F., Trautmann, C., Sun, H., Ewing, R. C. & Lian, J., Jul 23 2012, In : Applied Physics Letters. 101, 4, 041904.

Research output: Contribution to journalArticle

contraction
nitrogen
irradiation
radiation
nitrogen atoms
73 Citations (Scopus)

Dissolution and dispersion of coal in ionic liquids

Painter, P., Pulati, N., Cetiner, R., Sobkowiak, M., Mitchell, G. D. & Mathews, J. P., Mar 18 2010, In : Energy and Fuels. 24, 3, p. 1848-1853 6 p.

Research output: Contribution to journalArticle

Ionic Liquids
Coal
Ionic liquids
Dissolution
Pyridine
1 Citation (Scopus)

Dissolution and dispersion of coal in ionic liquids

Painter, P. C., Pulati, N., Cetiner, R., Sobkowiak, M., Mitchell, G. & Mathews, J. P., 2010, In : ACS National Meeting Book of Abstracts.

Research output: Contribution to journalArticle

Ionic Liquids
Coal
Ionic liquids
Dissolution
Liquefaction
18 Citations (Scopus)

Dissolution-induced preferential flow in a limestone fracture

Liu, J., Polak, A., Elsworth, D. & Grader, A., Jul 1 2005, In : Journal of Contaminant Hydrology. 78, 1-2, p. 53-70 18 p.

Research output: Contribution to journalArticle

Calcium Carbonate
preferential flow
Dissolution
dissolution
limestone
23 Citations (Scopus)

Distinct element modeling of strength variation in jointed rock masses under uniaxial compression

Wang, T., Xu, D., Elsworth, D. & Zhou, W., Mar 1 2016, In : Geomechanics and Geophysics for Geo-Energy and Geo-Resources. 2, 1, p. 11-24 14 p.

Research output: Contribution to journalArticle

inclination
Compaction
compression
Rocks
rocks