Earth & Environmental Sciences
weak rock
51%
rock
47%
shaft
46%
soft rock
46%
test
25%
sedimentary rock
22%
compressive strength
21%
in situ
19%
crack
14%
stiffness
14%
prediction
12%
shear stress
11%
fracture initiation
10%
sandstone
9%
penetration test
9%
granite
9%
failure mechanism
9%
elastic property
8%
crystalline rock
8%
reliability analysis
7%
transfer function
7%
charcoal
7%
tensile strength
7%
fracture mechanics
6%
acoustic emission
6%
digital image
6%
calcite
6%
penetration
6%
parameter
5%
fluid
5%
consolidation
5%
Engineering & Materials Science
Rocks
100%
Sedimentary rocks
41%
Statistical Models
23%
Compressive strength
20%
Expansive concrete
12%
Acoustic emissions
12%
Sandstone
11%
Axial loads
11%
Shear stress
11%
Microcracks
10%
Stiffness
10%
Microcracking
10%
Reliability analysis
9%
Fracture mechanics
7%
Transfer functions
6%
Differential equations
6%
Physics
6%
Uncertainty
5%
Tensile strength
5%
Physics & Astronomy
rocks
24%
granite
16%
charcoal
10%
calcite
9%
notches
8%
minerals
7%
permeability
6%
fluids
6%
crack opening displacement
6%
cracks
5%
volumetric strain
5%
strain gages
5%