1990 …2020

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

2020

The effectiveness of low salinity waterflooding in naturally fractured reservoirs

Aljuboori, F. A., Lee, J. H., Elraies, K. A. & Stephen, K. D., 19 Mar 2020, In : Journal of Petroleum Science and Engineering. 191, 107167.

Research output: Contribution to journalArticle

Toward reservoir characterization-comparing inversion methods of a heterogeneous carbonate reservoir in supergiant onshore field

Al-Ali, A., Stephen, K. & Shams, A., 2020, International Petroleum Technology Conference 2020. International Petroleum Technology Conference (IPTC), IPTC-19762-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2019

A deep neural network for lithological facies classification: A case studyof the mid-cretaceous reservoir from the giant oil field, Iraq

Al-Ali, A., Stephen, K. & Shams, A., Oct 2019, SPE Gas and Oil Technology Showcase and Conference 2019. Society of Petroleum Engineers , SPE-198551-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analytical and numerical solutions of chemical flooding in a layered reservoir with a focus on low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 8 Apr 2019, 20th European Symposium on Improved Oil Recovery. EAGE Publishing BV

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analytical solution of chemical flooding in heterogeneous non-communicating layers with a focus on low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 3 Jun 2019, SPE Europec Featured at 81st EAGE Conference and Exhibition 2019. Society of Petroleum Engineers , SPE-195446-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Characterization of channelized systems in a carbonate platform setting: A case study on the Late Cretaceous reservoir from the supergiant oilfield, Iraq

Al-Ali, A., Stephen, K. & Shams, A., 2019, Society of PeSPE Reservoir Characterisation and Simulation Conference and Exhibition 2019. Society of Petroleum Engineers , SPE-196618-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Geological heterogeneous effect on fluid flow and solute transport during low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 2019, 4th EAGE Conference on Petroleum Geostatistics. EAGE Publishing BV, ThP02

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gravity drainage mechanism in naturally fractured carbonate reservoirs; review and application

Aljuboori, F. A., Lee, J. H., Elraies, K. A. & Stephen, K. D., 27 Sep 2019, In : Energies. 12, 19, 3699.

Research output: Contribution to journalReview article

Open Access
File
14 Downloads (Pure)

Green synthesis of ZnO/SiO2 nanocomposite from pomegranate seed extract: Coating by natural xanthan polymer and its characterisations

Ali, J. A., Kolo, K., Mohammed Sajadi, S., Manshad, A. K. & Stephen, K. D., 29 May 2019, In : Micro and Nano Letters. 14, 6, p. 638-641 4 p.

Research output: Contribution to journalArticle

Identification of fault systems and characterization of structural model: A case study from the cretaceous reservoir in the Giant Oil Field, Southern of Iraq

Al-Ali, A., Shams, A. & Stephen, K., 3 Jun 2019, SPE Europec Featured at 81st EAGE Conference and Exhibition 2019. Society of Petroleum Engineers , SPE-195443-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improved carbonate reservoir characterization: A case study from a supergiant field in southern of Iraq

Al-Ali, A., Stephen, K. & Shams, A., 2019, SPE Middle East Oil and Gas Show and Conference, 18-21 March, Manama, Bahrain. Society of Petroleum Engineers , SPE-194934-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
17 Downloads (Pure)

Low-Salinity Polymeric Nanofluid-Enhanced Oil Recovery Using Green Polymer-Coated ZnO/SiO 2 Nanocomposites in the Upper Qamchuqa Formation in Kurdistan Region, Iraq

Ali, J. A., Kolo, K., Khaksar Manshad, A. & Stephen, K. D., 21 Feb 2019, In : Energy and Fuels. 33, 2, p. 927-937 11 p.

Research output: Contribution to journalArticle

Modification of LoSal water performance in reducing interfacial tension using green ZnO/SiO2 nanocomposite coated by xanthan

Ali, J. A., Kolo, K., Manshad, A. K., Stephen, K. & Keshavarz, A., Apr 2019, In : Applied Nanoscience. 9, 3, p. 397-409 13 p.

Research output: Contribution to journalArticle

Nano-fluid viscosity screening and study of in situ foam pressure buildup at high-temperature high-pressure conditions

Hamza, M. F., Soleimani, H., Merican, Z. M. A., Sinnathambi, C. M., Stephen, K. D. & Ahmad, A. A., 8 Aug 2019, In : Journal of Petroleum Exploration and Production Technology. p. 1-12 12 p.

Research output: Contribution to journalArticle

Open Access
File
10 Downloads (Pure)

New insights into the spatial distribution of complex carbonate channels using geostatistical approach: A case study

Al-Ali, A., Stephen, K. & Shams, A., 2019, 4th EAGE Conference on Petroleum Geostatistics. EAGE Publishing BV, WeP19

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Novel Observations of Salinity Transport in Low-Salinity Waterflooding

Al-Ibadi, H., Stephen, K. & Mackay, E., Jun 2019, In : SPE Journal. 24, 3, p. 1108-1122 15 p.

Research output: Contribution to journalArticle

2018

A laboratory study of chemical enhanced oil recovery (CEOR) in compartmentalized sandstone reservoir: A case study of a 2-D phase macro-model reservoir

Hamza, M., Merican, Z., Soleimani, H., Abghari, S., Sinnathambi, C. & Stephen, K. D., Feb 2018, In : ARPN Journal of Engineering and Applied Sciences. 13, 3, p. 893-901 9 p.

Research output: Contribution to journalArticle

Open Access

An updated fractional flow model of low salinity water flooding with respect to the impact of salt diffusion

Al-Ibadi, H., Stephen, K. & Mackay, E., 2018, SPE Trinidad and Tobago Section Energy Resources Conference 2018. Society of Petroleum Engineers , SPE-191222-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
6 Downloads (Pure)

Effect of SiO2 on the foamability, thermal stability and interfacial tension of a novel nano-fluid hybrid surfactant

Hamza, M., Sinnathambi, C., Merican, Z., Soleimani, H. & Stephen, K. D., Jan 2018, In : International Journal of Advanced and Applied Sciences. 5, 1, p. 113-122 10 p.

Research output: Contribution to journalArticle

Open Access
File
111 Downloads (Pure)

Laboratory Characterization of crude oil and sandstone reservoir for Chemical Enhanced Oil Recovery

Hamza, M. F., Soleimani, H., Sinnathambi, C. M., Merican, Z. M. A. & Stephen, K. D., 11 Jun 2018, In : World Journal of Engineering . 15, 3, p. 354-361 8 p.

Research output: Contribution to journalArticle

Open Access
File
8 Downloads (Pure)

Novel Observations of Salt Front Behaviour in Low Salinity Water Flooding

Al-Ibadi, H., Stephen, K. D. & Mackay, E. J., 22 Apr 2018, SPE Western Regional Meeting, 22-26 April, Garden Grove, California, USA. 16 p. SPE-190068-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

One-pot Synthesis and Static Bulk Foam Studies of C18-conjugated Zwitterionic Surfactant

Hamza, M. F., Soleimani, H., Merican, Z. M. A., Sinnathambi, C. M. & Stephen, K. D., 30 Nov 2018, In : Journal of Physics: Conference Series. 1123, 1, 012063.

Research output: Contribution to journalConference article

Open Access
File
18 Downloads (Pure)

Optimizing automatic history matching for field application using genetic algorithm and particle swarm optimization

Sangyhun, L. & Stephen, K. D., 2018, Offshore Technology Conference Asia, 20-23 March, Kuala Lumpur, Malaysia . Offshore Technology Conference, p. 84-111 28 p. OTC-28401-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Uncertainty analysis using design of experiments to assess the development plan of a North Sea field

Guerrero, A. & Stephen, K., 2018, SPE Trinidad and Tobago Section Energy Resources Conference 2018. Society of Petroleum Engineers , SPE-191244-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2017

An Overview of the Present Stability and Performance of EOR-Foam

Hamza, M. F., Sinnathambi, C. M., Merican, Z. M. A., Soleimani, H. & Stephen, K. D., Sep 2017, In : Sains Malaysiana. 46, 9, p. 1641–1650 10 p.

Research output: Contribution to journalArticle

Open Access

Fracture Conductivity Effect in DFN modelling Using Carbonate Outcrop Data

Aljuboori, F., Lee, J., Elraies, K. & Stephen, K. D., 18 Dec 2017, Proceedings of the Third Announcement International Workshop on Modelling, Simulation & Optimization for Geosciences & Petroleum Engineering.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The Impact of Contact Area and Fracture Surface Roughness on Fluid Flow in Fractured Reservoirs

Aljuboori, F., Lee, J., Elraies, K. & Stephen, K. D., 18 Dec 2017, International Workshop on Modelling, Simulation & Optimization for Geosciences & Petroleum Engineering.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

High-Resolution studies of polymer flooding in heterogeneous layered reservoirs

Shotton, M., Stephen, K. D. & Giddins, M. A., 2016, SPE EOR Conference at Oil and Gas West Asia, 21-23 March, Muscat, Oman. Society of Petroleum Engineers , SPE-179754-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

New approach for optimization of polymer flooding as an enhanced oil recovery method

Alikhani, P. & Stephen, K. D., 31 May 2016, 78th EAGE Conference and Exhibition 2016. EAGE Publishing BV

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2014
Open Access
File
102 Downloads (Pure)
2013

Observed spatial statistics of permeability and the effects on fluid flow: are we getting it right?

Lin, X-Q., Stephen, K. D. & Steele, R., 2013. 22 p.

Research output: Contribution to conferencePaper

Optimal parameter updating in assisted history matching using streamlines as a guide

Kazemi, A. & Stephen, K. D., May 2013, In : Oil and Gas Science and Technology. 68, 3, p. 577-594 18 p.

Research output: Contribution to journalArticle

Optimizing the integration of 4D seismic data in history matching: which data should we compare?

Sagitov, I. R. & Stephen, K. D., Jun 2013, 75th European Association of Geoscientists and Engineers Conference and Exhibition 2013: Changing Frontiers: Incorporating SPE EUROPEC 2013. Houten: EAGE Publishing BV, p. 5834-5846 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Seismic history matching with saturation indicators combined with multiple objective function optimization

Stephen, K. D., 2013, 75th European Association of Geoscientists and Engineers Conference and Exhibition 2013: Changing Frontiers: Incorporating SPE EUROPEC 2013. Houten: EAGE Publishing BV, p. 5823-5833 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
25 Downloads (Pure)

When closing the loop with reservoir simulations, size matters

Stephen, K. D. & Sagitov, I. R., 17 Nov 2013, p. 1-5. 5 p.

Research output: Contribution to conferencePaper

2012

Assisted seismic history matching in different domains: what seismic data should we compare?

Sagitov, I. R. & Stephen, K. D., Jun 2012, p. 1-12. 12 p.

Research output: Contribution to conferencePaper

Assisted seismic history matching of the Nelson Field: managing large numbers of unknowns by divide and conquer

Stephen, K. D., Kazemi, A. & Sedighi Dehkordi, F., Jun 2012, p. 1-10. 10 p.

Research output: Contribution to conferencePaper

Improve convergence rate of seismic history matching using NAPG

Arwini, S. & Stephen, K. D., 25 Nov 2012, p. 1-5. 5 p.

Research output: Contribution to conferencePoster

Schemes for automatic history matching of reservoir modeling: A case of Nelson oilfield in UK

Kazemi, A. & Stephen, K. D., Jun 2012, In : Petroleum Exploration and Development. 39, 3, p. 349–361 13 p.

Research output: Contribution to journalArticle

2011

Automatic production and seismic history matching by updating locally and by geological environment in the Nelson field

Kazemi, A. & Stephen, K. D., May 2011, p. 15 pp. 15 p.

Research output: Contribution to conferencePaper

Combining experimental design with proxy derived sensitivities to improve convergence rates in seismic history matching

Arwini, S. & Stephen, K. D., May 2011, p. 16 pp. 16 p.

Research output: Contribution to conferencePaper

Exploring the effect of meso-scale shale beds on a reservoir's overall stress sensitivity to seismic waves

MacBeth, C., HajNasser, Y., Stephen, K. & Gardiner, A. R., Jan 2011, In : Geophysical Prospecting. 59, 1, p. 90-110 21 p.

Research output: Contribution to journalArticle

Improved Normalization of Time-lapse Seismic Data using NRMS Repeatabity Data to Improve Automatic Production and Seismic History Matching in the Nelson Field

Kazemi, A., Stephen, K. D. & Shams, A., 2011, SPE EUROPEC/EAGE Annual Conference and Exhibition 2011. Society of Petroleum Engineers , SPE-143628-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution