Results 101 to 110 of about 355,297 (306)

Joseph C. and Elizabeth C. Walter Geology Library Annual Report - 1988-1989 [PDF]

open access: yes, 1989
Contents: Summary, Accomplishments, GoalsUT ...
Geology Library
core   +1 more source

Major engineering breakthrough of Well XA‐1, the deepest ten‐thousand‐meter well in a global sedimentary basin

open access: yesDeep Underground Science and Engineering, EarlyView.
Well XA‐1, completed at a true vertical depth of 11 156 m in the Shawan Sag of the Junggar Basin, is the deepest predominantly near‐vertical well drilled in a sedimentary basin. The figure shows the basin's tectonic framework and well location (a), a structural cross‐section spanning the Shawan Sag and adjacent uplifts (b), and the stratigraphic column
Fangkai Liu   +3 more
wiley   +1 more source

Integrated Geological and Geophysical Approaches for Geohazard Assessment in Salinas, Coastal Ecuador

open access: yesApplied Sciences
The Santa Elena Peninsula has experienced local subduction earthquakes in 1901 (7.7 Mw) and 1933 (6.9 Mw), during which local ground conditions, including deposits of longshore-current sediments, paleo-lagoon or marsh, sandspit, and ancient tidal channel
María Quiñónez-Macías   +5 more
doaj   +1 more source

Department of Geology and Geological Engineering Newsletter 2019

open access: yes, 2019
Newsletter of the Department of Geology and Geological Engineering at Colorado School of ...

core  

New insights into the condensed nature and stratigraphic significance of the Late Neogene Ariki Formation, Taranaki Basin [PDF]

open access: yes, 2008
The Ariki Formation is a distinctive Late Miocene – Early Pliocene marl facies rich in planktic foraminifera, reaching thicknesses in the range 70 - 109 m in most exploration holes drilled into the Western Platform northwest of Taranaki Peninsula.
Kamp, Peter J.J., Hansen, Rochelle J.
core  

World's fastest 10 000‐m breakthrough: The XY‐22 well redefines deep‐earth access in the Tarim Basin

open access: yesDeep Underground Science and Engineering, EarlyView.
The Tarim Basin in northwestern China hosts one of the world's deepest petroleum systems, exemplified by the XY‐22 ultra‐deep well (bottom depth: 11 116 m; ~220°C, ~145 MPa). This study integrates tectonic mapping, geological cross‐sections, ultraviolet fluorescence microscopy, and optical photothermal infrared (OPTIR) spectroscopy to characterize ...
Qingwen Tan   +4 more
wiley   +1 more source

Joseph C. & Elizabeth C. Walter Geology Library Annual Report Summary 1986-87 [PDF]

open access: yes, 1987
Contents: Goals, Major Objectives, Major AccomplishmentsUT ...
Geology Library
core   +1 more source

Modeling and monitoring injectivity evolution during cold CO2 injection with field evidence from aquistore carbon capture and storage operations

open access: yesDeep Underground Science and Engineering, EarlyView.
This work integrates 5 years of field data from the Aquistore CCS project with a non‐isothermal THM modeling framework to explain how cold CO2 injection alters injectivity over time. The study shows that sustained cooling near the wellbore reduces effective stresses, promotes tensile micro‑cracking, and leads to semi‑reversible permeability enhancement
Alireza Rangriz Shokri   +3 more
wiley   +1 more source

Joseph C. & Elizabeth C. Walter Geology Library Annual Report 1987-88 [PDF]

open access: yes, 1988
Contents: Summary, Goals, Major Objectives, Major AccomplishmentsUT ...
Geology Library
core   +1 more source

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