In this page you will find links of documents to download.


Publications by  Neal Nagel:
N_NAGEL_Publication _List

Publications by  Marisela Sanchez-Nagel:
M_SANCHEZ_NAGEL_Publication _list


Oilfield Geomechanics’ Services – General (PDF)

Oilfield Geomechanics Services – Hydraulic Fracturing Unconventionals (PDF)

Oilfield Geomechanics Services – General_PPT (PDF)

OilField Geomechanics LLC Cover (PDF)

OilField Geomechanics LLC Cover – Spanish  (PDF)


Geomechanics Considerations for Casing Deformations in Unconventionals (MP4)

Frac Gradient Explained (MP4)

Near-Wellbore Stresses Explained (MP4)


Geomechanics for Unconventionals Series:

Fracture-Driven Interactions – A Geomechanics Perspective, Part II (PDF)

Fracture-Driven Interactions – A Geomechanics Perspective, Part 1 (PDF)

Hydraulic Fracturing in Unconventionals:
The Necessity of a New Geomechanics Paradigm (PDF)

Geomechanics – A Simple Definition (PDF)

Geomechanics and Unconventionals (PDF)

Hydraulic Fracturing: Of Magic and Engineering (PDF)

The Complexity Paradigm (PDF)

Stress Shadows Explained (PDF)

– – Evaluation of Stress Shadows (PDF)

Why 100 Mesh? (PDF)

– – Why 100 Mesh Abstract (PDF)

– – Why 100 Mesh Presentation (PDF)

The Geomechanics of Zipper Fracs (PDF)

Who Redefined Frac Gradient…And Why? (PDF)

URTeC 2018, “Completions Engineer for a Day: How Geology and Geomechanics Impacts Completions Design in Unconventionals” (PDF)

On The Geomechanics of Refracturing (PDF)

– – ReFrac Considerations (PDF)

Geomechanics and Sand Volume Per Length of Lateral (PDF)

It’s the Rock Fabric, Stupid! (PDF)

Other Articles:

Geomechanics of Induced Seismicity (PDF)

On the Proper…And Not So Proper…Laboratory Testing for Young’s Modulus and Poisson’s Ratio (PDF)

Dr. Neal Nagel 2016-17 SPE Distinguished Lecturer Abstract and Bio (PDF)