2026 Robert O. Ritchie: 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	156	122	118	53	49	787	106384

Research.com Recognitions

2026 - Research.com Materials Science in United States Leader Award
2025 - Research.com Materials Science in United States Leader Award
2022 - Research.com Materials Science in United States Leader Award
2020 - Fellow of the American Association for the Advancement of Science (AAAS)
2017 - Fellow of the Royal Society, United Kingdom
2014 - Acta Materialia Gold Medal
2013 - David Turnbull Lectureship, Materials Research Society
2010 - Fellow of the Materials Research Society Berkeley
2010 - A.C. Eringen Medal
2004 - Nadai Medal, The American Society of Mechanical Engineers (ASME)
2002 - Fellow of the Royal Academy of Engineering (UK)
2001 - Member of the National Academy of Engineering For contributions to the understanding of fatigue fracture and the failure of engineering structures.

Overview

Robert O. Ritchie is affiliated with Lawrence Berkeley National Laboratory in the United States. Their primary fields of study include Engineering and Materials Science, with a focus on Mechanical Engineering, Materials Chemistry, Biomedical Engineering, Aerospace Engineering, and Biomaterials as subfields.

Their research covers several main topics, including:

High Entropy Alloys Studies
High-Temperature Coating Behaviors
Additive Manufacturing Materials and Processes
Microstructure and mechanical properties
Bone Tissue Engineering Materials
Calcium Carbonate Crystallization and Inhibition
Silk-based biomaterials and applications

Frequent publication venues for Robert O. Ritchie include:

Acta Materialia
Nature Communications
SSRN Electronic Journal
Journal of Material Science and Technology
arXiv (Cornell University)

Some of Robert O. Ritchie's recent papers are:

"Heterostructured materials: superior properties from hetero-zone interaction," 2020, Materials Research Letters
"Architected cellular materials: A review on their mechanical properties towards fatigue-tolerant design and fabrication," 2021, Materials Science and Engineering R Reports
"Making ultrastrong steel tough by grain-boundary delamination," 2020, Science
"Exceptional fracture toughness of CrCoNi-based medium- and high-entropy alloys at 20 kelvin," 2022, Science
"Real-time observations of TRIP-induced ultrahigh strain hardening in a dual-phase CrMnFeCoNi high-entropy alloy," 2020, Nature Communications

Frequent co-authors include:

Mark Asta
Qin Yu
Andrew M. Minor
Zengqian Liu
Zhefeng Zhang

Robert O. Ritchie has contributed to the publication of the book titled Comprehensive Structural Integrity published by Elsevier BV in 2023.

The scientist has been recognized with several awards, including:

Fellow of the American Association for the Advancement of Science (AAAS), 2020
Fellow of the Royal Society, United Kingdom, 2017
Acta Materialia Gold Medal, 2014
David Turnbull Lectureship, Materials Research Society, 2013
A.C. Eringen Medal, 2010
Fellow of the Materials Research Society, 2010 (Berkeley)
Nadai Medal, The American Society of Mechanical Engineers (ASME), 2004
Fellow of the Royal Academy of Engineering (UK), 2002
Member of the National Academy of Engineering, 2001, for contributions to the understanding of fatigue fracture and the failure of engineering structures

Best Publications

A fracture-resistant high-entropy alloy for cryogenic applications

Bernd Gludovatz;Anton Hohenwarter;Dhiraj Catoor;Edwin H. Chang

5588
Citations
Bioinspired structural materials

Ulrike G. K. Wegst;Hao Bai;Eduardo Saiz;Antoni P. Tomsia

4662
Citations
High-entropy alloys

Easo P. George;Easo P. George;Dierk Raabe;Robert O. Ritchie;Robert O. Ritchie

4277
Citations
The conflicts between strength and toughness

Robert O. Ritchie

3863
Citations
ON THE RELATIONSHIP BETWEEN CRITICAL TENSILE STRESS AND FRACTURE TOUGHNESS IN MILD STEEL

R.O. Ritchie;J.F. Knott;J.R. Rice

1930
Citations
Tough, bio-inspired hybrid materials.

Etienne Munch;Maximimilan E. Launey;Daan H. Alsem;Daan H. Alsem;Eduardo Saiz

1917
Citations
Exceptional damage-tolerance of a medium-entropy alloy CrCoNi at cryogenic temperatures

Bernd Gludovatz;Anton Hohenwarter;Keli V. S. Thurston;Keli V. S. Thurston;Hongbin Bei

1812
Citations
Direct Mechanical Measurement of the Tensile Strength and Elastic Modulus of Multiwalled Carbon Nanotubes

BG Demczyk;YM Wang;J Cumings;M Hetman

1626
Citations
Tuning element distribution, structure and properties by composition in high-entropy alloys.

Qingqing Ding;Yin Zhang;Xiao Chen;Xiaoqian Fu

1467
Citations
Mechanisms of fatigue-crack propagation in ductile and brittle solids

R. O. Ritchie

1109
Citations
On the fracture toughness of advanced materials

Maximilien E. Launey;Robert O. Ritchie;Robert O. Ritchie

1107
Citations
Mechanical properties of high-entropy alloys with emphasis on face-centered cubic alloys

Zezhou Li;Shiteng Zhao;Robert O. Ritchie;Marc A. Meyers

1096
Citations
Mechanisms of fatigue crack propagation in metals, ceramics and composites: Role of crack tip shielding☆

R.O. Ritchie;R.O. Ritchie

1039
Citations
Heterostructured materials: superior properties from hetero-zone interaction

Yuntian Zhu;Kei Ameyama;Peter M. Anderson;Irene J. Beyerlein

985
Citations
Propagation of short fatigue cracks

S. Suresh;R. O. Ritchie

980
Citations
Functional gradients and heterogeneities in biological materials: Design principles, functions, and bioinspired applications

Zengqian Liu;Zengqian Liu;Marc A. Meyers;Zhefeng Zhang;Robert O. Ritchie

863
Citations
Mechanistic fracture criteria for the failure of human cortical bone

Ravi K. Nalla;John H. Kinney;Robert O. Ritchie

859
Citations
Nanoscale origins of the damage tolerance of the high-entropy alloy CrMnFeCoNi

Zi Jiao Zhang;M. M. Mao;Jiangwei Wang;Bernd Gludovatz

820
Citations
On the Mechanistic Origins of Toughness in Bone

Maximilien E. Launey;Markus J. Buehler;Robert O. Ritchie

815
Citations
Tunable stacking fault energies by tailoring local chemical order in CrCoNi medium-entropy alloys.

Jun Ding;Qin Yu;Mark Asta;Robert O. Ritchie;Robert O. Ritchie

765
Citations
Bioinspired Structural Materials

Christine Ortiz;Mary C. Boyce

537
Citations
Short-range order and its impact on the CrCoNi medium-entropy alloy.

Ruopeng Zhang;Ruopeng Zhang;Shiteng Zhao;Shiteng Zhao;Jun Ding;Yan Chong;Yan Chong

197
Citations