Keyphrases
Many-body Perturbation
100%
Coupled Cluster
95%
Many-body Perturbation Theory
60%
Finite Temperature
50%
Potential Energy Surface
47%
Vibrational Self-consistent Field
46%
Correlation Energy
43%
Time-dependent Density Functional Theory
43%
Perturbation Method
43%
High-order
43%
Explicitly Correlated
42%
Self-powered
41%
Extended Systems
41%
Coupled Cluster Method
38%
Equation-of-motion Coupled-cluster Theory
37%
Monte Carlo
36%
Electron Correlation Calculations
34%
Perturbation Theory
34%
Quantum Chemistry
33%
Perturbation Correction
30%
Excited States
30%
Polyethylene
30%
Wave Function
29%
Excitation Energy
29%
Density Functional Theory
28%
Hartree-Fock
28%
Optimized Effective Potential
27%
Force Constants
26%
Frequency Dependence
25%
Polyacetylene
24%
Third Order
24%
Many-body Green's Function
22%
General Order
22%
Inelastic Neutron Scattering
22%
Size Dependence
22%
Total Energy
22%
Stochastic Evaluation
22%
Anharmonic Vibrational Frequencies
22%
Perturbation Energy
21%
Coupled Cluster Theory
21%
Scattering Spectra
20%
Convergence Rate
20%
Crystal Orbital
20%
Second-order Many-body Perturbation Theory
20%
Full Configuration Interaction
19%
Cc-pVDZ
19%
Monte Carlo Integration
19%
Quasiparticle Energies
18%
Computational Cost
18%
Density Functional
18%
Chemistry
Many-Body Perturbation Theory
71%
Møller-Plesset Perturbation Theory
67%
Coupled Cluster
62%
Density Functional Theory
61%
Electron Correlation
55%
Coupled Cluster Methods
52%
Electronic State
50%
Wave Function
49%
Configuration Interaction
48%
Potential Energy Surface
47%
Time-Dependent Density Functional Theory
47%
k·p perturbation theory
46%
Electron Correlation Energy
45%
Finite-Temperature
45%
Tight Binding Model
39%
Self-Energy
39%
Coupled Cluster Singles and Doubles Theory
39%
Excited State
37%
Coupled Cluster Theory
36%
Force Constant
35%
Polyacetylene Polymer
35%
Vibrational Frequency
31%
Phonon
30%
Ground State
29%
CCSD
24%
Ionization Potential
23%
Canonical Ensemble
21%
Inelastic Neutron Scattering
21%
Quantum Chemistry
21%
Hartree-Fock Calculation
19%
Gaussian Distribution
18%
Carbon Dioxide
17%
Structure
16%
Molecular Crystal
16%
Monte Carlo Method
16%
Hydrogen Fluoride
16%
Anharmonic Molecular Vibration
16%
First Principle
16%
Excited Electronic State
16%
Quasiparticle
15%
Many-Body Pertubation Theory
15%
Electron Affinity
15%
Ice
14%
Fermi Resonance
14%
Brillouin Zone
14%
DFT-B3LYP Calculation
13%
Potential Energy
13%
Cation
13%
Oligomer
13%
LCAO Calculation
12%