World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
74
Citations
17542
World Ranking
4773
National Ranking
1501

Overview

What is he best known for?

The fields of study he is best known for:

  • Organic chemistry
  • Oxygen
  • Catalysis

Philip L. Walker focuses on Carbon, Coal, Inorganic chemistry, Analytical chemistry and Char. His work deals with themes such as Graphite, Carbon monoxide, Oxygen and Chemisorption, which intersect with Carbon. His Coal research integrates issues from Porosity, Microporous material, Mineralogy and Infrared spectroscopy.

His Inorganic chemistry research is multidisciplinary, relying on both Hydrolysis, Catalysis and Adsorption. His Analytical chemistry research incorporates themes from Chemical kinetics and Decomposition. Philip L. Walker interconnects Reactivity and Magnesium in the investigation of issues within Char.

His most cited work include:

  • Nature of the porosity in American coals (539 citations)
  • THE IMPORTANCE OF ACTIVE SURFACE AREA IN THE CARBON-OXYGEN REACTION1,2 (522 citations)
  • Gas Reactions of Carbon (473 citations)

What are the main themes of his work throughout his whole career to date?

His main research concerns Carbon, Inorganic chemistry, Coal, Analytical chemistry and Adsorption. His studies deal with areas such as Graphite, Molecular sieve, Carbon dioxide and Oxygen as well as Carbon. His study looks at the relationship between Inorganic chemistry and topics such as Catalysis, which overlap with Dispersion.

His research in Coal tackles topics such as Mineralogy which are related to areas like Porosity. The study incorporates disciplines such as Microporous material, Torr and Nitrogen in addition to Adsorption. His Char study combines topics in areas such as Reactivity, Charring and Coal gasification.

He most often published in these fields:

  • Carbon (41.64%)
  • Inorganic chemistry (33.75%)
  • Coal (20.50%)

What were the highlights of his more recent work (between 1981-2016)?

  • Carbon (41.64%)
  • Inorganic chemistry (33.75%)
  • Catalysis (14.20%)

In recent papers he was focusing on the following fields of study:

His primary areas of study are Carbon, Inorganic chemistry, Catalysis, Coal and Char. His Carbon research includes themes of Molecular sieve, Adsorption, Graphite, Mineralogy and Oxygen. His Mineralogy study combines topics from a wide range of disciplines, such as Differential scanning calorimetry, Carbon dioxide and Analytical chemistry.

His Inorganic chemistry study integrates concerns from other disciplines, such as Ion exchange, Reactivity, Pyrolysis and Chemisorption. His Catalysis study combines topics from a wide range of disciplines, such as Dispersion, Hydrogen and Nickel. The various areas that Philip L. Walker examines in his Coal study include Environmental chemistry, Carbonization and Swelling.

Between 1981 and 2016, his most popular works were:

  • Importance of carbon active sites in the gasification of coal chars (389 citations)
  • Importance of catalyst dispersion in the gasification of lignite chars (167 citations)
  • An update on the carbon-oxygen reaction (141 citations)

In his most recent research, the most cited papers focused on:

  • Organic chemistry
  • Oxygen
  • Catalysis

Carbon, Inorganic chemistry, Catalysis, Coal and Pyrolysis are his primary areas of study. He has researched Carbon in several fields, including Chemisorption, Molecular sieve, Adsorption, Reaction rate constant and Oxygen. His Inorganic chemistry research is multidisciplinary, incorporating perspectives in Fourier transform infrared spectroscopy and Pellet.

His research in Catalysis intersects with topics in Dispersion and Hydrogen. His biological study spans a wide range of topics, including Carbonization, Intensity, Mineralogy and Analytical chemistry. His work on Char as part of general Pyrolysis study is frequently connected to Carbon black, therefore bridging the gap between diverse disciplines of science and establishing a new relationship between them.

Best Publications

  • Nature of the porosity in American coals

    H. Gan;S.P. Nandi;P.L. Walker

  • THE IMPORTANCE OF ACTIVE SURFACE AREA IN THE CARBON-OXYGEN REACTION1,2

    N. R. Laine;F. J. Vastola;P. L. Walker

  • Gas Reactions of Carbon

    P.L. Walker;Frank Rusinko;L.G. Austin

  • Importance of carbon active sites in the gasification of coal chars

    Ljubiša R. Radović;Philip L. Walker;Robert G. Jenkins

  • Laser raman studies on carbons

    M. Nakamizo;R. Kammereck;P.L. Walker

  • Reactivity of heat-treated coals in air at 500 °C

    Robert G. Jenkins;Satyendra P. Nandi;Philip L. Walker

  • Measurement of interlayer spacings and crystal sizes in turbostratic carbons

    M.A Short;P.L Walker

  • Importance of catalyst dispersion in the gasification of lignite chars

    Ljubisa R. Radovic;Philip L. Walker;Robert G. Jenkins

  • Reactivity of heat-treated coals in carbon dioxide at 900 °C

    Edwin Hippo;Philip L. Walker

  • An update on the carbon-oxygen reaction

    P.L. Walker;R.L. Taylor;J.M. Ranish

  • CO hydrogenation over well-dispersed carbon-supported iron catalysts

    H-J. Jung;P.L. Walker;Albert Vannice

  • Carbon Formation from Carbon Monoxide-Hydrogen Mixtures over Iron Catalysts.I. Properties of Carbon Formed

    P. L. Walker;J. F. Rakszawski;G. R. Imperial

  • Catalysis of gasification of coal-derived cokes and chars

    Philip L. Walker;Shiro Matsumoto;Tamotsu Hanzawa;Takatoshi Muira

  • Fourier Transform Infrared study of mineral matter in coal. A novel method for quantitative mineralogical analysis

    Paul C. Painter;Michael M. Coleman;Robert G. Jenkins;Pyung W. Whang

  • Carbon as a support for catalysts: I. Effect of surface heterogeneity of carbon on dispersion of platinum

    P. Ehrburger;O.P. Mahajan;P.L. Walker

  • Carbon: An old but new material revisited

    P.L. Walker

  • 6Å molecular sieve properties of saran-type carbons

    T.G. Lamond;J.E. Metcalfe;P.L. Walker

  • Enhancement of lignite char reactivity to steam by cation addition

    Edwin J. Hippo;Robert G. Jenkins;Philip L. Walker

  • Activated diffusion of methane in coal

    S.P. Nandi;P.L. Walker

  • Thermal desorption analysis of oxygen surface complexes on carbon

    G Tremblay;F.J Vastola;P.L Walker

  • Chemistry and Physics of Carbon A Series of Advances

    P. L. Walker;P. A. Thrower;Ljubisa R. Radovic

Frequent Co-Authors

Ljubisa R. Radovic
Ljubisa R. Radovic Pennsylvania State University
Angel Linares-Solano
Angel Linares-Solano University of Alicante
Paul C. Painter
Paul C. Painter Pennsylvania State University
Michael M. Coleman
Michael M. Coleman Pennsylvania State University
Francisco Rodríguez-Reinoso
Francisco Rodríguez-Reinoso University of Alicante
José Rivera-Utrilla
José Rivera-Utrilla University of Granada
Carlos Moreno-Castilla
Carlos Moreno-Castilla University of Granada
John Meurig Thomas
John Meurig Thomas University of Cambridge

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