Citation:

PANGAEA.974199 (dataset in review)

Name: Velocity-dependent friction measurements, inverse modeling with 1 state variable (slip law) for friction experiments on a Nankai Trough sample
License: https://creativecommons.org/licenses/by/4.0/
Keywords: fault; friction; megasplay; Nankai Trough; rate-and-state frictoin

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Keyword(s):

fault; friction; megasplay; Nankai Trough; rate-and-state frictoin

Source:

Roesner, Alexander; Ikari, Matt J; Hüpers, Andre; Kopf, Achim J (2022): Weakening behavior of the shallow megasplay fault in the Nankai subduction zone. Earth, Planets and Space, 74(1), 162, https://doi.org/10.1186/s40623-022-01728-w

Funding:

European Research Council (ERC), grant/award no. 714430 : Plate-rate experimental deformation: Aseismic, transient or seismic fault slip

Coverage:

Latitude: 33.220317 * Longitude: 136.722145

Date/Time Start: 2007-12-22T00:00:00 * Date/Time End: 2007-12-22T00:00:00

Minimum Elevation: -2630.5 m * Maximum Elevation: -2630.5 m

Event(s):

316-C0004D * Latitude: 33.220317 * Longitude: 136.722145 * Date/Time: 2007-12-22T00:00:00 * Elevation: -2630.5 m * Recovery: 130.76 m * Campaign: (NanTroSEIZE Stage 1: Shallow Megaslay and Frontal Thrusts) * Basis: Chikyu * Method/Device: Drilling/drill rig (DRILL) * Comment: 56 cores; 300 m cored; 43.59 % recovery; 400 m drilled; 400 m penetrated

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Type of study	Study type		Ikari, Matt J
2	Experiment	Exp		Ikari, Matt J		Number
3	Effective normal stress	Eff normal stress	MPa	Ikari, Matt J	Load cell on direct shear device
4	Sliding velocity, initial	V init	µm/s	Ikari, Matt J	Potentiometric displacement sensor, Burster, 8712	sample
5	Sliding velocity, final	V final	µm/s	Ikari, Matt J	Potentiometric displacement sensor, Burster, 8712	sample
6	Initial friction coefficient	µ0		Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
7	Initial friction coefficient, standard deviation	mu std dev	±	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
8	Friction direct effect	a		Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
9	Friction direct effect, standard deviation	a std dev	±	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
10	Friction evolution effect	b		Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
11	Friction evolution effect, standard deviation	b std dev	±	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
12	Critical slip distance	Dc	µm	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
13	Critical slip distance, standard deviation	Dc std dev	±	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
14	Stiffness	Stiff	1/µm	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)	sample
15	Stiffness, standard deviation	Stiff std dev	±	Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
16	Velocity-dependent friction parameter	a-b		Ikari, Matt J	Calculated
17	Coefficient of determination	R**2		Ikari, Matt J	Matlab code RSFit3000, according to Skarbek and Savage (2019)
18	Sample code/label	Sample label		Ikari, Matt J

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0) (License comes into effect after moratorium ends)

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

180 data points

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