INIS
energy
82%
variational methods
68%
born-oppenheimer approximation
67%
corrections
60%
relativistic range
59%
atoms
56%
wave functions
49%
gauss function
45%
electrons
45%
molecules
28%
particles
26%
nuclei
24%
ground states
24%
accuracy
21%
lasers
20%
motion
19%
vibrational states
19%
excited states
19%
beryllium
18%
spectra
18%
quantum mechanics
18%
distance
18%
ions
16%
pulses
16%
energy levels
16%
quantum electrodynamics
16%
comparative evaluations
15%
ionization
14%
lithium
13%
lithium hydrides
12%
values
11%
nonlinear problems
11%
boron
11%
rydberg states
11%
expectation value
11%
algorithms
10%
lithium 7
9%
time dependence
9%
bound state
9%
power
9%
hamiltonians
9%
simulation
9%
perturbation theory
9%
benchmarks
8%
beryllium 9
8%
density functional method
8%
dynamics
7%
velocity
7%
carbon
7%
levels
7%
Keyphrases
Explicitly Correlated Gaussian Functions
63%
Wave Function
42%
Born-Oppenheimer
40%
Variational Calculations
36%
Relativistic Corrections
36%
Non-relativistic
28%
Born-Oppenheimer Approximation
28%
Gaussian Basis Function
19%
Vibrational States
19%
Transition Energy
19%
Nuclear Masses
16%
Energy Levels
14%
Expectation Values
12%
Bound States
12%
All-electron
11%
Exponential Parameter
11%
Vibronic Transitions
11%
Excited States
10%
Beryllium Atom
10%
Internuclear Distance
10%
Vibrational Spectra
10%
Variational
9%
Variational Methods
9%
Quantum Mechanical Calculations
9%
State Function
9%
Transition Frequency
8%
Nuclear Motion
8%
Interparticle Distance
8%
Analytical Energy Gradient
8%
Rydberg States
7%
Mass Velocity
7%
Darwin
7%
Quantum Electrodynamics Corrections
7%
Perturbation Theory
7%
Intense Laser Pulse
6%
Enhanced Ionization
6%
Boron Atom
6%
Electron Affinity
6%
Lithium Atom
6%
Bond Dissociation Energy
6%
One-center
6%
Beryllium
6%
Molecular Systems
6%
Relativistic Electrodynamics
5%
Spherically Symmetric
5%
Finite Mass
5%
Molecular Ions
5%
Positronium
5%
Energy Gradient
5%
Total Angular Momentum
5%
Chemistry
Gaussian Distribution
100%
Wave Function
61%
Born-Oppenheimer Approximation
40%
Ground State
29%
Purity
24%
Nuclear Mass
23%
Vibrational State
22%
Excited State
21%
Laser Pulse
15%
Quantum Electrodynamics
15%
k·p perturbation theory
12%
Vibrational Transition
12%
Vibrational Spectrum
12%
Beryllium Atom
11%
Lithium Atom
11%
Bound State
11%
Variational Method
9%
Rydberg State
9%
Angular Momentum
8%
Boron Atom
8%
Beryllium
7%
Dissociation Energy
7%
Electron Affinity
6%
Molecular Ion
6%
Carbon Atom
6%
Molecular Orbital
5%
