2026 Gregory E. Hilmas: Materials Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Materials Science	72	4022	3894	1085	1022	296	19749

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Materials Science

4022

3894

1085

1022

296

19749

Overview

Gregory E. Hilmas is affiliated with the Missouri University of Science and Technology in the United States. Their research primarily spans the fields of Engineering and Materials Science, with a total of 139 and 121 publications respectively. Within these fields, their work focuses on subfields such as Mechanical Engineering, Materials Chemistry, Ceramics and Composites, Mechanics of Materials, and Aerospace Engineering.

The scientist has contributed extensively to the study of advanced materials, with key topics including Advanced materials and composites, Advanced ceramic materials synthesis, MXene and MAX Phase Materials, High Entropy Alloys Studies, Nuclear Materials and Properties, Metal and Thin Film Mechanics, and High-Temperature Coating Behaviors.

Gregory E. Hilmas's publications appear frequently in several academic journals, notably:

Journal of the European Ceramic Society
Journal of the American Ceramic Society
International Journal of Applied Ceramic Technology
Acta Materialia
Journal of Materiomics

Recent significant papers include:

Strength of single-phase high-entropy carbide ceramics up to 2300°C (2020), Journal of the American Ceramic Society
Ultra-high temperature ceramics for extreme environments (2023), Nature Reviews Materials
Superhard high-entropy AlB2-type diboride ceramics (2021), Scripta Materialia
Processing of dense high-entropy boride ceramics (2020), Journal of the European Ceramic Society
Effect of Nb content on the phase composition, densification, microstructure, and mechanical properties of high-entropy boride ceramics (2020), Journal of the European Ceramic Society

Throughout their career, Gregory E. Hilmas has worked collaboratively with several frequent co-authors, including William G. Fahrenholtz, Jeremy Watts, Steven M. Smith, Lun Feng, and Stefano Curtarolo.

Best Publications

Refractory Diborides of Zirconium and Hafnium

William G. Fahrenholtz;Gregory E. Hilmas;Inna G. Talmy;James A. Zaykoski

2301
Citations
High-Strength Zirconium Diboride-Based Ceramics

Adam L. Chamberlain;William G. Fahrenholtz;Gregory E. Hilmas;Donald T. Ellerby

983
Citations
Ultra-high temperature ceramics: Materials for extreme environments

William G. Fahrenholtz;Greg E. Hilmas

936
Citations
Evolution of structure during the oxidation of zirconium diboride–silicon carbide in air up to 1500 °C

Alireza Rezaie;William G. Fahrenholtz;Gregory E. Hilmas

426
Citations
Pressureless Sintering of Zirconium Diboride

Adam L. Chamberlain;William G. Fahrenholtz;Gregory E. Hilmas

405
Citations
Thermophysical Properties of ZrB2 and ZrB2–SiC Ceramics

James W. Zimmermann;Gregory E. Hilmas;William G. Fahrenholtz;Ralph B. Dinwiddie

404
Citations
Pressureless Densification of Zirconium Diboride with Boron Carbide Additions

Shi C. Zhang;Greg Hilmas;William Fahrenholtz

397
Citations
Influence of silicon carbide particle size on the microstructure and mechanical properties of zirconium diboride–silicon carbide ceramics

Sumin Zhu;William G. Fahrenholtz;Gregory E. Hilmas

369
Citations
Effect of hot pressing time and temperature on the microstructure and mechanical properties of ZrB2-SiC

Alireza Rezaie;William G. Fahrenholtz;Gregory E. Hilmas

308
Citations
Oxidation of ultra-high temperature transition metal diboride ceramics

William Fahrenholtz;Greg Hilmas

283
Citations
Pressureless Sintering of Zirconium Diboride: Particle Size and Additive Effects

William G. Fahrenholtz;Gregory E. Hilmas;Shi C. Zhang;Sumin Zhu

261
Citations
Synthesis of Single-Phase High-Entropy Carbide Powders

Lun Feng;William G. Fahrenholtz;Gregory E. Hilmas;Yue Zhou

245
Citations
Mechanical Properties of Bioactive Glass (13-93) Scaffolds Fabricated by Robotic Deposition for Structural Bone Repair

Xin Liu;Mohamed N. Rahaman;Gregory E. Hilmas;B. Sonny Bal

244
Citations
Ultra-high temperature ceramics for extreme environments

Unknown

226
Citations
Processing and characterization of ZrB2-based ultra-high temperature monolithic and fibrous monolithic ceramics

W. G. Fahrenholtz;G. E. Hilmas;A. L. Chamberlain;J. W. Zimmermann

205
Citations
Strength of single-phase high-entropy carbide ceramics up to 2300°C

Lun Feng;Wei-Ting Chen;William G. Fahrenholtz;Gregory E. Hilmas

205
Citations
Pressureless sintering of carbon-coated zirconium diboride powders

Sumin Zhu;William G. Fahrenholtz;Gregory E. Hilmas;Shi C. Zhang

204
Citations
Pressureless Sintering of ZrB2–SiC Ceramics

Shi C. Zhang;Greg E. Hilmas;William G. Fahrenholtz

202
Citations
Thermal shock resistance of ZrB2 and ZrB2–30% SiC

James W. Zimmermann;Greg E. Hilmas;William G. Fahrenholtz

202
Citations
Hot pressing of tantalum carbide with and without sintering additives

Xiaohong Zhang;Gregory E. Hilmas;William G. Fahrenholtz;Douglas M. Deason

200
Citations
Pressureless Sintering of Zirconium Diboride Using Boron Carbide and Carbon Additions

Sumin Zhu;William G. Fahrenholtz;Gregory E. Hilmas;Shi C. Zhang

193
Citations
Pressureless sintering of carbon nanotube–Al2O3 composites

Shi C. Zhang;William G. Fahrenholtz;Greg E. Hilmas;Edward J. Yadlowsky

186
Citations