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Physical Sciences and Mathematics Commons

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Astrophysics and Astronomy

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Astronomy

Purdue University

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Full-Text Articles in Physical Sciences and Mathematics

Elastic Waves Along A Fracture Intersection, Bradley C. Abell Apr 2015

Elastic Waves Along A Fracture Intersection, Bradley C. Abell

Open Access Dissertations

Fractures and fracture networks play a significant role in the subsurface hydraulic connectivity within the Earth. While a significant amount of research has been performed on the seismic response of single fractures and sets of fractures, few studies have examined the effect of fracture intersections on elastic wave propagation. Intersections play a key role in the connectivity of a fracture network that ultimately affects the hydraulic integrity of a rock mass. In this dissertation two new types of coupled waves are examined that propagate along intersections. 1) A coupled wedge wave that propagates along a surface fracture with particle motion …


Astronomy / Galactic Structure - Rensselaer Polytechnic Institute, Kathryn M. Dunn Apr 2013

Astronomy / Galactic Structure - Rensselaer Polytechnic Institute, Kathryn M. Dunn

Data Curation Profiles Directory

The researcher participates in large-scale astronomical survey projects, which are collaborative efforts of many institutions and individuals. Management of the raw and processed/calibrated data is handled by those projects, but data for specific research questions is handled by the researcher. The researcher would like to have a better way to share the data behind the figures in their published papers with other researchers. The effort involved in retrieving and documenting the data so it’s usable by others is a barrier to sharing the data. It would be easier to share data from publications if it could be deposited to a …