Earth & Environmental Sciences
permittivity
89%
time domain reflectometry
80%
infrastructure
57%
ground penetrating radar
56%
water content
49%
soil
45%
trenchless technology
45%
ground conditions
42%
services
40%
liquid limit
33%
technology assessment
30%
need
28%
sensor
28%
pipe
27%
state of the art
25%
monitoring station
23%
dry density
22%
vibration
20%
engineering
20%
visualization
18%
detection
18%
stakeholder
18%
project
17%
calibration
16%
wavelength
16%
trial
16%
society
15%
repair
15%
plastic
14%
geotechnical property
14%
clay soil
14%
cable
13%
methodology
10%
environmental consequence
10%
liquid state
10%
recommendation
9%
environmental economics
9%
probe
8%
telecommunication
8%
program
7%
laboratory
7%
electrical conductivity
7%
excavation
7%
carbon emission
7%
research program
7%
acoustics
7%
sustainable development
7%
social cost
7%
silt
7%
service provision
7%
cost
6%
soil type
6%
analysis
6%
geophysics
6%
electricity
6%
water
6%
natural gas
6%
underground construction
6%
health and safety
6%
sewage
6%
relief
6%
research project
6%
life cycle
6%
acoustic method
6%
space use
5%
sustainability
5%
radar
5%
decision analysis
5%
new technology
5%
domestic waste
5%
sand
5%
elastic property
5%
Engineering & Materials Science
Soils
100%
Water content
60%
Permittivity
58%
Pipe
49%
Radar
49%
Cast iron pipe
37%
Clay
29%
Vibration measurement
27%
Distance measurement
27%
Excavation
25%
Liquids
24%
Surface waves
24%
Knowledge based systems
24%
Sensors
22%
Electromagnetic dispersion
21%
Water
18%
Technical presentations
18%
Cables
18%
Repair
18%
Telecommunication
17%
Trenching
16%
Corrosion
16%
Water pipelines
16%
Pipelines
15%
Sewage
14%
Stress relief
14%
Electricity
13%
Acoustics
11%
Electric cables
11%
Dynamic loads
11%
Plastics
10%
Telecommunication cables
10%
Service life
10%
Electric Conductivity
10%
Kaolin
10%
Deterioration
10%
Silt
10%
Hand tools
9%
Life cycle
9%
Natural gas
9%
Excavators
9%
Surveying
8%
Costs
8%
Plastic pipe
7%
Cast iron
7%
Engineers
7%
Civil engineering
7%
Fiber optics
7%
Construction industry
7%
Industry
7%
Acoustic fields
7%
Time of arrival
6%
Hydrology
6%
Sand
6%
Economics
6%
Radar equipment
6%
Leak detection
5%
Statistics
5%
Aging of materials
5%
Health
5%
Monitoring
5%