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H. Bernhard Schlegel

Wayne State University

Hans Bernhard "Berny" Schlegel is a German-born computational and theoretical chemist, and distinguished professor at Wayne State University. He is a highly cited chemist, with a Thomson Reuters H-Index of 116 and citations of over 218,000 as of 2020. He is a professor of chemistry at the Wayne State University and co-author of the computational chemistry software, Gaussian. The "Berny optimization" as implemented in Gaussian is named after him. His group also created the Electronic Structure Pe

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Publications627Total indexed works
Citations54,568Source-reported citations
h-index94Source-reported h-index
i10-index391Source-reported i10-index

Biography, research & contributions

Hans Bernhard "Berny" Schlegel is a German-born computational and theoretical chemist, and distinguished professor at Wayne State University. He is a highly cited chemist, with a Thomson Reuters H-Index of 116 and citations of over 218,000 as of 2020. He is a professor of chemistry at the Wayne State University and co-author of the computational chemistry software, Gaussian. The "Berny optimization" as implemented in Gaussian is named after him. His group also created the Electronic Structure Perl Toolkit (ESPT).

Affiliation

Wayne State University

Top Publications

  • An improved algorithm for reaction path following (1989) - 6,180 citations
  • Reaction path following in mass-weighted internal coordinates (1990) - 6,013 citations
  • Optimization of equilibrium geometries and transition structures (1982) - 3,940 citations
  • Using redundant internal coordinates to optimize equilibrium geometries and transition states (1996) - 2,756 citations
  • Combining Synchronous Transit and Quasi‐Newton Methods to Find Transition States (1993) - 2,093 citations

At a glance

Full name
H. Bernhard Schlegel
ORCID
0000-0001-7114-2821
OpenAlex ID
https://openalex.org/A5072645125

Research interests

  • Advanced Chemical Physics Studies, Advanced Physical and Chemical Molecular Interactions, Chemical Reaction Mechanisms, Crystal structures of chemical compounds, Crystallography and molecular interactions

Research topics

Not yet documented in this profile.

Education

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Selected research & further reading

A curated reading list, not a ranking by citation count. References use DOI metadata, matching public scholarly records or authoritative lecture sources.

    See the source-linked reading and original works in the research guide above.

    Citation & publication trends

    Annual counts are not yet available from a verified author record. Explore the research guide above for the work itself; publication and citation totals depend on database coverage.

    Source: OpenAlex · Retrieved 2026-10-07. Metrics are database-specific and are not a scientific ranking.

    Most-cited linked publications

    Publications matched across ORCID and OpenAlex. Citation counts are source-specific.

    1. An improved algorithm for reaction path following ↗1989 · The Journal of Chemical Physics
      6,180OpenAlex citations
    2. 6,013OpenAlex citations
    3. 3,940OpenAlex citations
    4. 2,756OpenAlex citations
    5. 2,093OpenAlex citations

    Recent linked publications

    Publications matched across ORCID and OpenAlex. Citation counts are source-specific.

    1. An improved algorithm for reaction path following ↗1989 · The Journal of Chemical Physics

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    Institutions

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    Awards & honors

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    Co-authors

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    Education & career institution links

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    Sources & data information

    Editorial review: 2026-10-07 · Last data update: 2026-10-07 23:54:04

      Unknown values are left blank. Linked publications may be a subset of total works. Identity verification, data retrieval and profile ownership are separate checks.

      Cite this profile

      H. Bernhard Schlegel. JournalsWorld. Accessed October 8, 2026.

      https://journalsworld.com/researchers/h-bernhard-schlegel/