Physics & Astronomy
air
17%
anisotropy
15%
asymmetry
26%
atoms
16%
bosons
41%
cavities
15%
cells
18%
center of mass
28%
characterization
18%
chemistry
20%
collisions
100%
confidence
28%
configurations
16%
cosmology
22%
cross sections
38%
crystals
15%
dark energy
17%
dark matter
21%
decay
79%
detectors
56%
dust
21%
electronics
21%
electrons
43%
energy
54%
estimates
21%
excitation
18%
extrasolar planets
30%
fermions
21%
flames
38%
fluids
20%
galaxies
56%
gases
24%
geometry
17%
ground state
18%
Higgs bosons
31%
hydrogen
16%
ignition
18%
insulators
20%
interactions
36%
ions
24%
Jupiter (planet)
19%
kinetics
25%
lasers
26%
leptons
41%
liquids
28%
luminosity
48%
magnetic fields
30%
mesons
25%
metals
15%
microwaves
24%
molecular dynamics
14%
molecules
21%
momentum
14%
muons
24%
neutrinos
30%
operators
18%
optimal control
18%
orbitals
16%
orbits
19%
oscillations
19%
oxidation
16%
oxygen
16%
pair production
18%
performance
21%
photonics
19%
photons
24%
physics
31%
planets
45%
polarization
19%
polymers
15%
predictions
30%
probes
17%
products
15%
profiles
16%
protons
45%
pulses
16%
quantum cascade lasers
39%
quarks
45%
quasars
30%
radii
22%
scalars
21%
scaling
22%
scattering
17%
sensitivity
20%
sensors
18%
shock
18%
signatures
16%
silicon
17%
simulation
46%
spectroscopy
26%
stars
32%
strings
20%
symmetry
22%
telescopes
26%
temperature
29%
transverse momentum
23%
turbulence
21%
water
26%
wavelengths
17%
x rays
15%
Engineering & Materials Science
Adsorption
18%
Air
24%
Antennas
14%
Atoms
26%
Bandwidth
14%
Block copolymers
20%
Boundary layers
15%
Carbon
21%
Catalysis
16%
Catalysts
20%
Charge transfer
15%
Chemical analysis
14%
Code division multiple access
24%
Communication
35%
Computer hardware
23%
Computer simulation
16%
Costs
25%
Crystal structure
14%
Crystalline materials
16%
Crystals
23%
Data storage equipment
27%
Decomposition
17%
Density functional theory
27%
Detectors
29%
Doping (additives)
21%
Electrodes
17%
Electronic structure
22%
Electrons
66%
Entropy
16%
Experiments
41%
Feedback
15%
Fluids
24%
Gases
23%
Gels
17%
Geometry
21%
Graphene
14%
Ground state
20%
Heterojunctions
18%
Hot Temperature
19%
Hydrogen
24%
Ignition
24%
Imaging techniques
25%
Infrared radiation
18%
Ions
29%
Lasers
39%
Ligands
18%
Liquids
29%
Machine learning
15%
Magnetic fields
22%
Metalloids
14%
Metals
25%
Methane
17%
Modulation
15%
Molecular dynamics
15%
Molecules
33%
Monitoring
16%
Monolayers
17%
Nanoparticles
17%
Networks (circuits)
18%
Neural networks
15%
Oxidation
29%
Oxides
19%
Oxygen
24%
Perovskite
23%
Phase transitions
14%
Photoelectron spectroscopy
15%
Photonics
26%
Photons
20%
Physics
18%
Plasmas
43%
Polarization
15%
Polymers
29%
Polynomials
17%
Proteins
26%
Protons
20%
Quantum cascade lasers
70%
Relaxation
14%
Reynolds number
14%
Sampling
16%
Scattering
18%
Semiconductor materials
16%
Semiconductor quantum wells
18%
Sensors
25%
Silicon
23%
Spectroscopy
31%
Statistics
14%
Substrates
27%
Superconducting materials
18%
Superconductivity
18%
Telescopes
16%
Temperature
60%
Thin films
24%
Throughput
17%
Topological insulators
15%
Transmitters
14%
Turbulence
16%
Uncertainty
15%
Water
28%
Wavelength
26%
Wireless networks
16%
Earth & Environmental Sciences
accretion
14%
analysis
13%
angular momentum
6%
anisotropy
12%
anomaly
6%
atmosphere
16%
bacterium
6%
basin
6%
calibration
6%
carbon
11%
cell
8%
climate
17%
climate change
9%
climate modeling
8%
code
6%
cold
7%
comparison
8%
cooling
7%
cosmology
16%
Cretaceous-Paleogene boundary
9%
detection
12%
distribution
18%
dust
19%
ecosystem
7%
effect
19%
electron
9%
energetics
11%
energy
23%
experiment
13%
extinction
7%
fluid
6%
forecast
6%
gas
18%
gene
9%
general circulation model
10%
genome
5%
heating
8%
hurricane
6%
hydrodynamics
6%
hydrogen
6%
ion
10%
iron
6%
isotope
6%
Jupiter
20%
kinetics
5%
laboratory
6%
land
7%
land surface
10%
loss
7%
luminosity
24%
magnetic field
15%
magnetohydrodynamics
9%
merger
8%
methane
6%
method
10%
microwave
20%
modeling
17%
near infrared
6%
Neptune
11%
nitrate
9%
nitrogen
10%
nutrient
6%
ocean
25%
oscillation
7%
oxygen
8%
parameter
13%
particle
10%
perturbation
6%
phytoplankton
7%
planet
46%
plasma
13%
polarization
8%
prediction
11%
probe
12%
project
6%
radiation
9%
radio
9%
rainfall
14%
rate
17%
scattering
6%
science
8%
sea surface temperature
8%
sediment
6%
simulation
30%
soil
7%
soil moisture
11%
solar wind
9%
spectroscopy
9%
speed
7%
temperature
15%
test
7%
timescale
10%
transition
10%
trend
6%
tropical cyclone
9%
turbulence
10%
warming
6%
water
9%
wavelength
7%
young
6%