World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
68
Citations
63162
World Ranking
6390
National Ranking
1935

Research.com Recognitions

  • 1974 - Member of the National Academy of Sciences
  • 1951 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Ralph G. Pearson is affiliated with the University of California, Santa Barbara in the United States. Their research primarily focuses on the field of Environmental Science, with a particular emphasis on Ecology and Nature and Landscape Conservation. Other areas of specialization include Water Science and Technology, Environmental Chemistry, and Global and Planetary Change.

The scientist's work covers several main topics, notably:

  • Fish Ecology and Management Studies
  • Freshwater macroinvertebrate diversity and ecology
  • Ecology and Vegetation Dynamics Studies
  • Soil and Water Nutrient Dynamics
  • Aquatic Invertebrate Ecology and Behavior
  • Water Quality and Pollution Assessment
  • Hydrology and Watershed Management Studies

Ralph G. Pearson has contributed to multiple papers, including:

  • "Impacts of detritivore diversity loss on instream decomposition are greatest in the tropics," 2021, Nature Communications
  • "Latitude dictates plant diversity effects on instream decomposition," 2021, Science Advances
  • "Fresh waters and estuaries of the Great Barrier Reef catchment: Effects and management of anthropogenic disturbance on biodiversity, ecology and connectivity," 2021, Marine Pollution Bulletin
  • "Drivers of zooplankton dynamics in a small tropical lowland river," 2020, Marine and Freshwater Research
  • "Water-quality and ecosystem impacts of recreation in streams: Monitoring and management," 2021, Environmental Challenges

The scientist has published work in the following venues most frequently:

  • Marine and Freshwater Research
  • Global Change Biology
  • Nature Communications
  • Science Advances
  • Marine Pollution Bulletin

Frequent co-authors include:

  • Aaron M. Davis
  • Luz Boyero
  • Naiara López-Rojo
  • Alan M. Tonin
  • Javier Pérez

During their career, Ralph G. Pearson received the following honors:

  • Member of the National Academy of Sciences, 1974
  • Fellow of John Simon Guggenheim Memorial Foundation, 1951

Best Publications

  • HARD AND SOFT ACIDS AND BASES

    Ralph G. Pearson

  • Absolute hardness: companion parameter to absolute electronegativity

    Robert G. Parr;Ralph G. Pearson

  • Absolute Electronegativity and Hardness: Application to Inorganic Chemistry

    Ralph G. Pearson

  • Kinetics and Mechanism

    John W. Moore;Ralph G. Pearson;Arthur Atwater Frost

  • Hard and soft acids and bases, HSAB, part 1: Fundamental principles

    Ralph G. Pearson

  • Absolute electronegativity and hardness correlated with molecular orbital theory

    Ralph G. Pearson

  • Recent advances in the concept of hard and soft acids and bases

    Ralph G. Pearson

  • Hard and soft acids and bases, HSAB, part II: Underlying theories

    Ralph G. Pearson

  • Acids and Bases: Hard acids prefer to associate with hard bases, and soft acids prefer to associate with soft bases.

    Ralph G. Pearson

  • Application of the Principle of Hard and Soft Acids and Bases to Organic Chemistry

    Ralph G. Pearson;Jon. Songstad

  • Hard and soft acids and bases ― the evolution of a chemical concept

    Ralph G. Pearson

  • THE PRINCIPLE OF MAXIMUM HARDNESS

    Ralph G. Pearson

  • Chemical hardness and density functional theory

    Ralph G. Pearson

  • The Factors Determining Nucleophilic Reactivities

    John O. Edwards;Ralph G. Pearson

  • Absolute Electronegativity and Absolute Hardness of Lewis Acids and Bases

    R. G. Pearson

  • Nucleophilic reactivity constants toward methyl iodide and trans-dichlorodi(pyridine)platinum(II)

    Ralph G. Pearson;Harold R. Sobel;Jon Songstad

  • Ionization potentials and electron affinities in aqueous solution

    Ralph G. Pearson

  • Symmetry rule for predicting molecular structures

    Ralph G. Pearson

  • Rates of Ionization of Pseudo Acids.1 IV. Relation between Rates and Equilibria

    Ralph G. Pearson;Robert L. Dillon

  • The HSAB Principle — more quantitative aspects

    Ralph G. Pearson

Frequent Co-Authors

Fred Basolo
Fred Basolo Northwestern University
Stewart F. Parker
Stewart F. Parker Rutherford Appleton Laboratory
Peter C. Ford
Peter C. Ford University of California, Santa Barbara
Charles H. F. Peden
Charles H. F. Peden Pacific Northwest National Laboratory
Harry B. Gray
Harry B. Gray California Institute of Technology
Robert G. Parr
Robert G. Parr University of North Carolina at Chapel Hill
Oren P. Anderson
Oren P. Anderson Colorado State University
Marca M. Doeff
Marca M. Doeff Lawrence Berkeley National Laboratory
Gary L. Haller
Gary L. Haller Yale University
Michael J. Hynes
Michael J. Hynes University of Galway

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