Engineering & Materials Science
Drill strings
100%
Drilling
32%
Rocks
31%
Drilling rigs
25%
Stick-slip
25%
Buckling
24%
Chaos theory
23%
Pendulums
20%
Anchors
16%
Experiments
15%
Sliding mode control
15%
String theory
14%
Drill pipe
14%
Finite element method
13%
Synchronization
12%
Mathematical models
10%
Virtual prototyping
10%
Simulators
9%
Elastic deformation
8%
Horizontal wells
8%
Buoyancy
8%
Controllers
8%
Computer simulation
7%
Dynamic loads
7%
Farms
7%
Actuators
6%
Wind turbines
6%
Dynamic response
6%
Clocks
6%
Damping
6%
Diamonds
5%
Boreholes
5%
Friction
5%
Time delay
5%
Landing
5%
Mathematics
Vibration
25%
Numerical Study
24%
Chaos
21%
Drilling
21%
Pendulum
21%
Strings
19%
Experimental Study
18%
Experimental Results
15%
Horizontal Well
14%
Motion
13%
Dynamic Load
12%
Hyperchaos
12%
Excitation
12%
Sliding Mode Control
11%
Absorber
11%
Elastic Deformation
10%
Parametric Analysis
10%
Chaotic Dynamics
9%
Stress Field
9%
Lateral
8%
Influence
8%
Die
8%
Nonlinear Dynamics
8%
Bounce
8%
Damped
8%
Chaotic Behavior
7%
Model
7%
Experiment
7%
Nonlinear Control
7%
Harmonic
6%
Phase Synchronization
6%
Evidence
6%
Demonstrate
6%
Numerical Investigation
6%
Modeling
6%
Range of data
6%
Three-dimensional
5%
Dynamic Model
5%
Numerical Results
5%
Instrumentation
5%
Complex Dynamics
5%
Friction
5%
Systems Engineering
5%
High-speed Camera
5%
Earth & Environmental Sciences
drilling
17%
anchor
16%
buoyancy
14%
hard rock
8%
feasibility study
8%
simulator
8%
pipe
7%
analysis
7%