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J. Alberto Ortega
J. Alberto Ortega
Senior Research Engineer at ExxonMobil
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Title
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Year
Statistical indentation techniques for hydrated nanocomposites: concrete, bone, and shale
FJ Ulm, M Vandamme, C Bobko, J Alberto Ortega, K Tai, C Ortiz
Journal of the American Ceramic Society 90 (9), 2677-2692, 2007
6382007
Geomechanics field and laboratory characterization of Woodford shale: the next gas play
Y Abousleiman, M Tran, S Hoang, C Bobko, A Ortega, FJ Ulm
SPE Annual Technical Conference and Exhibition?, SPE-110120-MS, 2007
1772007
The effect of the nanogranular nature of shale on their poroelastic behavior
JA Ortega, FJ Ulm, Y Abousleiman
Acta Geotechnica 2, 155-182, 2007
1662007
A methodology for determining complex permittivity of construction materials based on transmission-only coherent, wide-bandwidth free-space measurements
O Büyüköztürk, TY Yu, JA Ortega
Cement and Concrete Composites 28 (4), 349-359, 2006
1222006
The nanogranular origin of friction and cohesion in shale—a strength homogenization approach to interpretation of nanoindentation results
CP Bobko, B Gathier, JA Ortega, FJ Ulm, L Borges, YN Abousleiman
International Journal for Numerical and Analytical Methods in Geomechanics …, 2011
1092011
Laboratory observations of green water overtopping a fixed deck
DT Cox, JA Ortega
Ocean Engineering 29 (14), 1827-1840, 2002
952002
Nanochemomechanical assessment of shale: a coupled WDS-indentation analysis
A Deirieh, JA Ortega, FJ Ulm, Y Abousleiman
Acta Geotechnica 7, 271-295, 2012
872012
The nanogranular acoustic signature of shale
JA Ortega, FJ Ulm, Y Abousleiman
Geophysics 74 (3), D65-D84, 2009
732009
Method of predicting mechanical properties of rocks using mineral compositions provided by in-situ logging tools
Y Abousleiman, FJ Ulm, MH Tran, JA Ortega, CP Bobko, SK Hoang
US Patent 8,380,437, 2013
472013
The effect of particle shape and grain‐scale properties of shale: A micromechanics approach
JA Ortega, FJ Ulm, Y Abousleiman
International Journal for Numerical and Analytical Methods in Geomechanics …, 2010
392010
Geomechanics field characterization of the two prolific US Mid-West gas plays with advanced wire-line logging tools
Y Abousleiman, M Tran, S Hoang, JA Ortega, FJ Ulm
SPE Annual Technical Conference and Exhibition?, SPE-124428-MS, 2009
392009
Geomechanics field characterization of Woodford Shale and Barnett Shale with advanced logging tools and nano-indentation on drill cuttings
Y Abousleiman, M Tran, S Hoang, JA Ortega, FJ Ulm
The Leading Edge 29 (6), 730-736, 2010
332010
Homogenization of cohesive-frictional strength properties of porous composites: Linear comparison composite approach
JA Ortega, B Gathier, FJ Ulm
Journal of Nanomechanics and Micromechanics 1 (1), 11-23, 2011
252011
Microporomechanical modeling of shale
JA Ortega
Massachusetts Institute of Technology, 2009
192009
Comment on “Elastic modulus and hardness of muscovite and rectorite determined by nanoindentation” by G. Zhang, Z. Wei and RE Ferrell [Applied Clay Science 43 (2009) 271-281]
CP Bobko, JA Ortega, FJ Ulm
Applied Clay Science 46 (4), 425-428, 2009
132009
Fundamental investigation of the chemical and mechanical properties of high-temperature-cured oilwell cements
J Thomas, S James, JA Ortega, S Musso, F Auzerais, K Krakowiak, ...
Offshore Technology Conference, OTC-23668-MS, 2012
122012
Determinación de los niveles de ansiedad por medio de la escala de Hamilton en mujeres gestantes en labor de parto del Hospital “Vicente Corral Moscoso”. Cuenca-Ecuador
J Ortega, P Pizarro, M Riera
Tesis Previa a la Obtención del Título de Licenciada en Enfermería …, 2014
112014
The effect of the nanogranular nature of shale on their poroelastic behavior: Acta Geotechnica, 2, 155–182, doi: 10.1007/s11440-007-0038-8
JA Ortega, FJ Ulm, Y Abousleiman
Crossref Web of Science, 2007
102007
A multi-scale micromechanics framework for shale using nano-tools
JA Ortega, FJ Ulm, Y Abousleiman
ARMA US Rock Mechanics/Geomechanics Symposium, ARMA-10-480, 2010
72010
Study characterizes Woodford shale
Y Abousleiman, M Tran, S Hoang, C Bobko, A Ortega, FJ Ulm
Am Oil Gas Rep 51 (1), 106-15, 2008
72008
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