Physics & Astronomy
electrostatics
71%
detachment
65%
cooling
45%
photons
45%
ion beams
45%
hydrogen ions
40%
molecular ions
40%
decay
39%
lasers
39%
electron impact
36%
traps
35%
anions
35%
pulses
33%
monomers
33%
dimers
32%
fragmentation
32%
cascades
31%
ions
30%
aluminum
30%
electrons
28%
life (durability)
28%
ion storage
25%
cross sections
25%
ionization
25%
excitation
23%
energy
21%
energy distribution
21%
cryogenic storage
21%
internal energy
20%
ion sources
17%
mass spectroscopy
17%
thermometers
14%
infrared radiation
13%
vibrational spectra
13%
electronics
12%
oscillator strengths
12%
electron emission
11%
products
11%
radiant flux density
10%
atoms
9%
trapping
9%
scaling laws
9%
moments
8%
harmonics
8%
rings
8%
vibration
7%
temperature dependence
7%
binding energy
7%
electrodes
7%
residual gas
7%
Engineering & Materials Science
Excited states
100%
Chromophores
87%
Dimers
81%
Proteins
74%
Excitons
63%
Chlorophyll
58%
Isomerization
52%
Negative ions
48%
Peptides
47%
Pigments
44%
Photons
42%
Vacuum
31%
Energy barriers
27%
Isomers
26%
Ultraviolet radiation
22%
Dipeptides
20%
Potential energy surfaces
19%
Electrospray ionization
17%
Experiments
17%
Chemical activation
16%
Electrons
15%
Amino acids
14%
Molecular dynamics
13%
Color
12%
Photophysics
10%
Monomers
10%
Electric potential
9%
Photooxidation
8%
Photoelectron spectroscopy
8%
Ions
8%
Redox reactions
8%
Electronic structure
7%
Tuning
7%
Irradiation
5%
Chemical Compounds
Photon Emission
51%
Physical Chemistry
44%
Retinal
41%
1,3-cycloaddition
37%
Dipole
35%
Energy Barrier
34%
Serine
34%
Sphere
30%
Poly(ethylene Glycol)
28%
Vacuum
28%
Isomerization
28%
Isoxazoline
24%
Nitrile Oxide
23%
Photon
23%
Formation of Product
22%
Energy
22%
Cooling
21%
Peptide
20%
N-Oxide
19%
Ozonide
16%
Molecular Cluster
15%
Internal Energy
15%
Oscillator Strength
14%
Entropy
14%
Reaction Yield
14%
Excited Electronic State
14%
Enthalpy
14%
Wittig Reaction
13%
Stilbene
13%
Pharmacokinetics
13%
Phosphonium
13%
Cryogenics
13%
Collisionally Activated Dissociation (CAD)
12%
Dipeptide
12%
Statistical Ensemble
11%
Byproduct
11%
Catalysis
11%
Vibrational Spectrum
11%
Potential Energy Surface
11%
Application
11%
Reduction
10%
Phosphine
10%
Excited State
9%
Molecular Dynamics
8%
Time
8%
Dissociation
8%
Aldehyde
8%
Rate Constant
7%
Chemical Transformation
7%
Solubility
7%