Concepedia

Approximation Methods

Approximation Methods is a theoretical framework in quantum mechanics that employs systematic techniques to derive near-exact solutions to complex quantum systems by introducing controlled simplifications that distinguish it from exact analytical or numerical computational approaches.

35.5K

Publications

2.7M

Citations

42K

Authors

5.5K

Institutions

Publications per year

2017–2026

5.2K

Parents

Children

Publications

35.5K

Efficient iterative schemes for<i>ab initio</i>total-energy calculations using a plane-wave basis set

Georg Kresse, J. Furthmüller · Physical review. B, Condensed matter · 1996 · 120.5K citations

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Projector augmented-wave method

Peter E. Blöchl · Physical review. B, Condensed matter · 1994 · 90.8K citations

, , +17

From ultrasoft pseudopotentials to the projector augmented-wave method

Georg Kresse, Daniel P. Joubert · Physical review. B, Condensed matter · 1999 · 83.6K citations

, , +17

Special points for Brillouin-zone integrations

Hendrik J. Monkhorst, J.D. Pack · Physical review. B, Solid state · 1976 · 70.3K citations

, , +6

Self-Consistent Equations Including Exchange and Correlation Effects

W. Kohn, L. J. Sham · Physical Review · 1965 · 63.2K citations · Full text

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1–5 of 35.5K

Authors

42K

  1. JP
    John P. Perdew

    Tulane University, United States

    74 publications · 121.5K citations

    51

    h-index

  2. WH
    William H. Miller

    Lawrence Berkeley National Laboratory, United States

    59 publications · 7.7K citations

    41

    h-index

  3. GE
    Gustavo E. Scuseria

    Rice University, United States

    62 publications · 15.7K citations

    40

    h-index

  4. TE
    T. E. Simos

    University of Peloponnese, Greece

    70 publications · 3.5K citations

    39

    h-index

  5. DJ
    Donald J. Kouri

    University of Houston, United States

    87 publications · 5.4K citations

    37

    h-index

1–5 of 42K

Institutions

5.5K

  1. Centre National de la Recherche Scientifique

    Paris, France

    95 h-index

    1.8K publications

    96.9K citations

  2. Massachusetts Institute of Technology

    Cambridge, United States

    91 h-index

    677 publications

    71.7K citations

  3. University of California, Berkeley

    Berkeley, United States

    90 h-index

    650 publications

    68.3K citations

  4. Lawrence Berkeley National Laboratory

    Berkeley, United States

    81 h-index

    558 publications

    54.5K citations

  5. Los Alamos National Laboratory

    Los Alamos, United States

    78 h-index

    487 publications

    44.6K citations

  6. University of Illinois Urbana-Champaign

    Urbana, United States

    77 h-index

    478 publications

    48.8K citations

  7. Cornell University

    Ithaca, United States

    73 h-index

    353 publications

    41.8K citations

  8. California Institute of Technology

    Pasadena, United States

    65 h-index

    381 publications

    31.8K citations

1–8 of 5.5K

Venues

  1. The Journal of Chemical Physics

    2.6K publications · 229.3K citations

    190

    h-index

  2. Physical Review Letters

    PRL · 709 publications · 118.8K citations

    146

    h-index

  3. Physical review. B, Condensed matter

    PRB · 948 publications · 496.4K citations

    140

    h-index

  4. Physical Review

    664 publications · 162.4K citations

    126

    h-index

  5. Physical Review A

    PRA · 1.2K publications · 59.6K citations

    111

    h-index

1–5