2026 Ho-kwang Mao: Earth Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Chemistry	142	191	172	91	74	838	72695
Earth Science	137	16	14	6	4	662	65399

Research.com Recognitions

2026 - Research.com Chemistry in United States Leader Award
2026 - Research.com Earth Science in United States Leader Award
2025 - Research.com Chemistry in United States Leader Award
2008 - Fellow of the Royal Society, United Kingdom
1994 - Fellow of American Physical Society (APS) Citation For studies advancing both the high pressure limit and the range of techniques applicable to diamond anvil cell investigations
1993 - Member of the National Academy of Sciences
1986 - Fellow of American Geophysical Union (AGU)

Overview

Ho-kwang Mao is affiliated with the Carnegie Institution for Science in the United States. Their research spans several fields including Materials Science, Earth and Planetary Sciences, and Physics and Astronomy. The subfields they have contributed to include Materials Chemistry, Geophysics, Biomedical Engineering, Atomic and Molecular Physics and Optics, as well as Electronic, Optical, and Magnetic Materials.

The main research topics of Ho-kwang Mao cover a range of areas such as:

High-pressure geophysics and materials
Graphene research and applications
Topological materials and phenomena
Ferroelectric and piezoelectric materials
Acoustic wave resonator technologies
Carbon nanotubes in composites
Diamond and carbon-based materials research

The scientist's frequent co-authors include:

Yang Ding
Guangwei Che
Xingyu Tang
Puyi Lang
Xiao Dong

Ho-kwang Mao has published multiple papers in various venues. Some of the most recent papers are:

"Origin of the isostructural electronic states of the topological insulator Bi₂Te₃," 2020, Physical Review B
"Distinct intermediate states in the isostructural R−3m phase of the topological insulator Bi₂Se₃ at high pressure," 2020, Physical Review B
"Pressure aging: An effective process to liberate the power of high-pressure materials research," 2024, Proceedings of the National Academy of Sciences
"High-Pressure Polymerization of Phenol toward Degree-4 Carbon Nanothread," 2025, Nano Letters
"Superconductivity in efficient thermoelectric material Cu3Sb0.98Al0.02Se4," 2021, Journal of Alloys and Compounds

The frequent publication venues for Ho-kwang Mao include:

Physical Review B
Proceedings of the National Academy of Sciences
Nano Letters
Journal of Alloys and Compounds
Journal of the American Chemical Society

Ho-kwang Mao has received several professional recognitions including:

Fellow of the Royal Society, United Kingdom, 2008
Fellow of the American Physical Society (APS), 1994, with a citation for studies advancing the high pressure limit and diamond anvil cell techniques
Member of the National Academy of Sciences, 1993
Fellow of the American Geophysical Union (AGU), 1986

Best Publications

Calibration of the ruby pressure gauge to 800 kbar under quasi-hydrostatic conditions

Ho-kwang Mao;J. Xu;Peter M. Bell

4853
Citations
Specific volume measurements of Cu, Mo, Pd, and Ag and calibration of the ruby R1 fluorescence pressure gauge from 0.06 to 1 Mbar

H. K. Mao;P. M. Bell;J. W. Shaner;D. J. Steinberg

2652
Citations
Hydrogen clusters in clathrate hydrate.

Wendy L. Mao;Wendy L. Mao;Ho-kwang Mao;Alexander F. Goncharov;Viktor V. Struzhkin

1104
Citations
Origin of morphotropic phase boundaries in ferroelectrics

Muhtar Ahart;Maddury Somayazulu;R. E. Cohen;P. Ganesh

1022
Citations
Superconductivity up to 164 K in HgBa2Cam-1CumO2m+2+ delta (m=1, 2, and 3) under quasihydrostatic pressures.

L. Gao;Y. Y. Xue;F. Chen;Q. Xiong

918
Citations
The pressure-temperature phase and transformation diagram for carbon; updated through 1994

F.P. Bundy;W.A. Bassett;M.S. Weathers;R.J. Hemley

881
Citations
Coesite-bearing eclogite from the Dabie Mountains in central China

Xiaomin Wang;J. G. Liou;H. K. Mao

825
Citations
Ultrahigh-pressure transitions in solid hydrogen

Ho-kwang Mao;Russell J. Hemley

777
Citations
Bonding Changes in Compressed Superhard Graphite

Wendy L. Mao;Wendy L. Mao;Ho-kwang Mao;Ho-kwang Mao;Peter J. Eng;Thomas P. Trainor;Thomas P. Trainor

748
Citations
Pressure-induced amorphization of crystalline silica

R. J. Hemley;A. P. Jephcoat;H. K. Mao;L. C. Ming

748
Citations
Superhard Monoclinic Polymorph of Carbon

Quan Li;Yanming Ma;Artem R. Oganov;Artem R. Oganov;Hongbo Wang

658
Citations
Raman spectroscopy of SiO2 glass at high pressure.

RJ Hemley;HK Mao;PM Bell;BO Mysen

625
Citations
Solvent-Free Electrolytes with Aqueous Solution-Like Conductivities

Wu Xu;C. Austen Angell

621
Citations
High-pressure x-ray diffraction of SiO2 glass.

Charles Meade;R. J. Hemley;H. K. Mao

617
Citations
Synthesis of novel transition metal nitrides IrN2 and OsN2.

Andrea F. Young;Andrea F. Young;Chrystele Sanloup;Eugene Gregoryanz;Eugene Gregoryanz;Sandro Scandolo;Sandro Scandolo

599
Citations
Synthesis and characterization of a binary noble metal nitride

Eugene Gregoryanz;Chrystele Sanloup;M Somayazulu;James Badro

597
Citations
Static compression of iron to 300 GPa and Fe0.8Ni0.2 alloy to 260 GPa: Implications for composition of the core

H. K. Mao;Y. Wu;L. C. Chen;J. F. Shu

589
Citations
Elasticity of MgO and a primary pressure scale to 55 GPa

Chang-Sheng Zha;Ho-kwang Mao;Russell J. Hemley

589
Citations
Hydrogen storage in molecular compounds

W. Mao;H. Mao

551
Citations
X-ray diffraction and equation of state of hydrogen at megabar pressures

P. Loubeyre;R. LeToullec;D. Hausermann;M. Hanfland

526
Citations
Quasi‐hydrostatic compression of magnesium oxide to 52 GPa: Implications for the pressure‐volume‐temperature equation of state

Sergio Speziale;Chang-Sheng Zha;Thomas S. Duffy;Russell J. Hemley

488
Citations

Frequent Co-Authors

Russell J. Hemley University of Illinois at Chicago

Viktor V. Struzhkin Carnegie Institution for Science

Wendy L. Mao Stanford University

Wenge Yang HPSTAR

Alexander F. Goncharov Carnegie Institution for Science

Yue Meng Argonne National Laboratory

Eugene Gregoryanz University of Edinburgh

Maddury Somayazulu Carnegie Institution for Science

Rajeev Ahuja Uppsala University

Yusheng Zhao Southern University of Science and Technology

External Links

Wikipedia of Ho-kwang Mao Personal website of Ho-kwang Mao

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