Acoustic Emission/microseismic Activity in Geologic Structures and Materials: Proceedings of the Third Conference, Held at the Pennsylvania State University, University Park, Pennsylvania, October 5-7, 1981Henry Reginald Hardy, Frederick W. Leighton Good,No Highlights,No Markup,all pages are intact, Slight Shelfwear,may have the corners slightly dented, may have slight color changes/slightly damaged spine. |
Contents
FOREWORD | 1 |
an Indicator of Mode | 45 |
AE Monitoring of Simulated Coal Outbursts | 67 |
Copyright | |
44 other sections not shown
Common terms and phrases
A.E. rate accelerometer acoustic emission activity Acoustic Emission/Microseismic Activity Activity in Geologic AE activity AE COUNTS AE events amplifier amplitude analysis applied associated borehole cable Clausthal coal and gas coal seam compression Conference on Acoustic cracks curve deformation detected detector developed drilling energy event rate failure filter fracture frequency frequency spectra gas outbursts Geologic Structures Geomechanics geophone Germany granite hypocenters increase laboratory load magnetic tape Malartic measurements method microseismic activity microseismic events microseismic monitoring monitoring system noise observed occurred P-wave parameters peak Pennsylvania State University pillar preamplifier pressure pulse pyrophyllite recorded Research reservoir ringdown rock bolt rock burst Rock Mechanics seismic events seismoacoustic seismograms seismometer sensor shown in Figure signal source location specimen spectra stope storage strain gage stress Structures and Materials surface tape techniques Third Conference threshold Trans Tech Publications transducer underground velocity wave waveforms zone