Physics & Astronomy
frost damage
100%
vibration tests
70%
resonant vibration
63%
cements
53%
elastic waves
47%
acoustic resonance
42%
evaluation
30%
frost
23%
unions
22%
water
18%
recommendations
17%
spectroscopy
17%
freezing
16%
velocity measurement
16%
melting
12%
ultrasonics
12%
damage
11%
cycles
10%
pulses
8%
Mathematics
Elastic Waves
61%
Nonlinear Waves
58%
Damage
57%
Evaluation
35%
Vibration
35%
Spectroscopy
32%
Acoustics
26%
Water
24%
Alternatives
22%
Velocity Measurement
22%
Nondestructive Evaluation
20%
Evaluation Method
18%
Mortar
17%
Freezing
16%
Monitor
14%
Recommendations
13%
Resistance
12%
Union
9%
Cycle
8%
Standards
6%
Engineering & Materials Science
Acoustic spectroscopy
96%
Elastic waves
62%
Cements
40%
Frost resistance
35%
Concretes
33%
Thawing
32%
Freezing
26%
Portland cement
26%
Water
26%
Velocity measurement
25%
Mortar
24%
Ultrasonics
20%
Chemical Compounds
Acoustic Spectroscopy
92%
Wave
45%
Resonance
38%
Construction Material
32%
Velocity
20%
Resistance
15%