Prof. Yanfei Gao
Associate Department Head & Director of Graduate Studies
Department of Materials Science and Engineering,
The University of Tennessee, Knoxville, TN 37996, USA, Email: ygao7@utk.edu
Site Director of NSF I/UCRC: Manufacturing and Materials Joininng Innovation
Center (Ma2JIC)
Faculty Portfolio
Google Scholar
Gao group (https://gao.utk.edu)
mainly publishes in the area of Mechanics of Materials (or called Solid Mechanics),
with 22 papers in Acta Materialia,
12 papers in Scripta Materialia,
19 papers in Journal of the Mechanics and Physics of Solids,
and 3 papers in Progress in Materials Science.
Click the left menu for details on contact info, research, teaching, and others.
Journal Papers (accepted and in press)
189.
C. Liu, D. Xie, Y.F. Gao, X. Zhang, S. Zhong, H. Wang^{*},
K. An, P.K. Liaw, Y. Peng^{*}, "Precipitationstrengthened micromechanical behaviors
of magnesium alloy under cyclic loading." Journal of Magnesium and Alloys, in press.
188.
P. Dong, B. Song, X. Zhai, Y.F. Gao^{*}, "On the mechanistic
origin of nanoscale “cold welding”." Materials Today, in press
[DOI].
Journal Papers (published)
187.
H. Tran, Y.F. Gao, H.B. Chew^{*}, "Numerical and experimental cracktip
cohesive zone law with physicsinformed neural networks."
Journal of the Mechanics and Physics of Solids,
vol. 193, 105866, December 2024
[DOI].
186.
Y. Li, Q. Ding^{*}, X. Wei, Z. Zhang, Y.F. Gao^{*},
H. Bei^{*}, "The effect of refractory elements on mechanical properties in
CoCrNiFe concentrated solid solution alloys across different temperatures."
Materialia, vol. 36, 102187, August 2024
[DOI].
185.
D. Han, Y.F. Gao^{*}, P.E. Loya, M. Swindeman, J. Penso,
Z. Feng^{*}, "A mechanistic interpretation of Nelson curves for PVP failures
under high temperature hydrogen attack." Mechanics of Materials,
vol. 196, 105079, September 2024
[DOI].
·
This paper belongs to the Materials Mechanics Beyond the Horizon  The Alan
Needleman 80th Anniversity Issue.
184.
Y. Yang, D. Han, W. Zhang, Y.F. Gao^{*}, J. Penso^{*},
Z. Feng^{*}, "Identifying multiple synergistic factors on the susceptibility to
stress relaxation cracking in variously heattreated weldments." Mechanics of Materials,
195, 105013, August 2024
[DOI].
·
This paper belongs to the Materials Mechanics Beyond the Horizon  The Alan
Needleman 80th Anniversity Issue.
183.
L. Amalia, Y.K. Li, H. Bei, Y. Chen, D. Yu, K. An, Z.Y. Lyu, P.K. Liaw, Y. Zhang,
Q.Q. Ding^{*}, Y.F. Gao^{*},
"Copper effects on the microstructures and deformation mechanisms of
CoCrFeNi high entropy alloys." Applied Physics Letters, 124, 141901,
April 2024 [DOI].
182.
Z.Y. Lyu, C. Liu, D. Xie, R. Feng, D. Yu, Y. Chen, K. An, Y.F. Gao^{*},
H.M. Wang^{*}, P.K. Liaw^{*}, "Low cycle fatigue performances of Al0.3CoCrFeNi
high entropy alloys: in situ neutron diffraction studies on the precipitation effects."
Intermetallics,
vol. 168, article 108241, May 2024
[DOI].
181.
H. Zhang, H. Meng, F. Meng^{*}, Y. Tong, P.K. Liaw, X. Yang, L. Zhao, H. Wang,
Y.F. Gao^{*}, S.Y. Chen^{*}, "Magnificent tensile strength and ductility
synergy in a NiCoCrAlTi highentropy alloy at elevated temperature."
Journal of Materials Research and Technology,
vol. 28, pages 522532, JanuaryFebruary 2024
[DOI].
2023
180.
H.W. Ma, Y.C. Zhao^{*}, Z. Lyu, X. Wang, Y. Zhu^{*}, Y.F. Gao^{*},
"What are the “dispersive shear bands” on the surfaces of layered heterostructured materials?"
Journal of the Mechanics and Physics of Solids,
vol. 181, article no. 105467, December 2023
[DOI].
179.
Q.Q. Ding^{*}, Y. Li, J. Ouyang, X. Wei, Z. Zhang, Y.F. Gao^{*},
H. Bei^{*}, "The effect of stacking fault energy on the formation of nano twin/HCP during
deformation in FCC concentrated solid solution (CSS) alloys." Materials Today Nano,
vol. 24, article no. 100407, December 2023
[DOI].
178.
Y.F. Gao^{*}, "A cavitybased micromechanical model for
the shear band failure in metallic glasses under arbitrary stress states." Journal of Applied
Mechanics (invited), vol. 90, iss. 12, article no. 121007, December 2023
[DOI]
[PDF].
·
This paper belongs to Special Issue: Honoring Professor Kim for his Contribution
to Experimental and Theoretical Micro and NanoMechanics.
177.
Z. Li, S. Ma, S. Zhao, W. Zhang, F. Peng, Q. Li, T. Yang, C.Y. Wu, D. Wei, Y.C. Chou, P.K. Liaw,
Y.F. Gao^{*}, Z. Wu^{*}, "Achieving superb strength in singlephase
binary FCC alloys via maximizing volume misfit." Materials Today,
vol. 63, pages 108119, March 2023
[DOI].
176.
D. Xie, Z.H. Li, T.T. Sasaki^{*}, Y.F. Gao^{*}, Z.Y. Lyu,
R. Feng, Y. Chen, K. An, H.B. Chew, T. Nakata, K. Kamado, K. Hono, P.K. Liaw,
"Identifying the effect of coherent precipitates on the deformation mechanisms by in situ neutron
diffraction in an extruded magnesium alloy under lowcycle fatigue conditions."
Acta Materialia, vol. 251, article no. 118903, June 2023
[DOI].
·
The first author (Dr. Di Xie, PhD #12 in Gao group) has won the
Acta Student Award for this publication in Acta Materialia series, conferred at TMS 2025 meeting.
175.
Z. Lyu, Z.H. Li, T. Sasaki^{*}, Y.F. Gao^{*}, K. An, Y. Chen,
D. Yu, K. Hono, P.K. Liaw, "Micromechanical origin for the wide range of strengthductility
tradeoff in metastable high entropy alloys." Scripta Materialia
, vol. 231, article no. 115439, July 2023
[DOI].
174.
T. Shan, X.Q. Zhu^{*}, Z. Wang, H. Wang, Y.F. Gao, L. Li,
"Investigation on the explosion dynamics of largeformat lithiumion pouch cells."
Applied Thermal Engineering, vol. 227, article no. 120426, June 2023
[DOI].
173.
S.Y. Chen^{*}, J. Qiao, H. Diao, T. Yang, J. Poplawsky, W. Li, F. Meng, Y. Tong, L. Jiang,
P.K. Liaw^{*}, Y.F. Gao^{*},
"Extraordinary creep resistance in a nonequiatomic highentropy alloy from the optimum solidsolution
strengthening and stressassisted precipitation process." Acta Materialia
, vol. 244, article no. 118600, January 2023
[DOI].
172.
W.J. Yang, M. Luo, Y.F. Gao, X.Q. Feng, J.J. Chen^{*},
"Mechanosensing model of fibroblast cells adhered on a substrate with varying stiffness and thickness."
Journal of the Mechanics and Physics of Solids,
vol. 171, article no. 105137, February 2023
[DOI].
2022
171.
T. Telmasre, A. Abdelmotagaly, Y.F. Gao, Z. Yu^{*},
"Geometric effects on competing failure modes in lap shear testing of spot joints."
China Welding, volume 31, issue 3, pages 816, September 2022
[LINK].
170.
S. Zhang, W. Ren^{*}, B. Ding^{*}, Y. Zhong^{*}, X. Yuan, T. Zheng, Z. Shen^{*},
Y. Guo, Q. Li, C. Liu, J. Peng, J. Brnic, Y.F. Gao, P.K. Liaw,
"Saturation effect of creepfatigue cycliclife for Nickelbased superalloy DZ445
under longterm tensile dwell periods at 900 °C." Journal of Materials Research and Technology,
vol. 19, pp. 32163230, JulyAugust 2022
[DOI].
169.
H.W. Ma, Y.C. Zhao^{*}, X. Wang, D. Ma, Y.F. Gao^{*},
"Synergistic effects of microstructural inhomogeneity and phasetransformationinduced
plasticity for ductility improvements in metallic glass composites."
Materials Science and Engineering A, vol. 849, 143491, August 2022
[DOI].
168.
D. Xie, W. Zhang, Z. Lyu, P.K. Liaw, H. Tran, H.B. Chew, Y.J. Wei, Y. Ren,
Y.F. Gao^{*}, "Plastic anisotropy and twin distributions near the fatigue crack tip
of textured Mg alloys from in situ synchrotron xray diffraction measurements and multiscale
mechanics modeling." Journal of the Mechanics and Physics of
Solids, vol. 165, 104936, August 2022
[DOI].
·
The first author (Dr. Di Xie, PhD #12 in Gao group) has won the
TMS Best Paper Contest  Graduate for this work here. The award was granted in TMS 2022 meeting.
167.
B. Ding, W. Ren^{*}, Y. Zhong, X. Yuan, T. Zheng, Z. Shen^{*}, Y. Guo^{*},
Q. Li, J. Peng, J. Brnic, Y.F. Gao, P.K. Liaw, "Revealing the influential mechanism of strain
ranges on cycliclife saturation during creepfatigue in Nickelbased superalloy DZ445."
International Journal of Plasticity, vol. 155, article no. 103320, August 2022
[DOI].
166.
B. Ding, W. Ren^{*}, Y. Zhong^{*}, X. Yuan, T. Zheng, Z. Shen,
Y. Guo^{*}, Q. Li, C. Liu, J. Peng, J. Brnic, Y.F. Gao, P.K. Liaw, "Comparison of
the creepfatigue cyclic life saturation effect for three different superalloys."
Materials Science and Engineering A, vol. 842, article no. 143086, May 2022
[DOI].
165.
X. Wang, Y.F. Gao^{*}, M. McDonnell, Z.L. Feng^{*},
"Determination of the friction stir welding window from the solidstate bonding mechanics
under severe thermomechanical conditions." Materialia, vol. 21, article no. 101350,
March 2022
[DOI].
·
The first author (Dr. Xue Wang, PhD #11 in Gao group) has won the
Acta Student Award for this publication in Acta Materialia series, conferred at TMS 2024 meeting.
164.
D. Xie, R. Feng, P.K. Liaw, H. Bei, Y.F. Gao^{*},
"Longterm tensile creep behavior of a family of FCCstructured multicomponent equiatomic
solid solution alloys." Scripta Materialia,
vol. 212, article no. 114556, April 2022
[DOI].
163.
H. Tran, Y.F. Gao, H.B. Chew^{*},
"An inverse method to reconstruct cracktip cohesive zone laws for fatigue by numerical
field projection." International Journal of Solids and Structures,
vol. 239240, article no. 111435, March 2022
[DOI].
2021
162.
P.J. Hou, Y. Li, W. Zhang, D.C. Chae, J.S. Park, Y. Ren, Y.F. Gao^{*},
H. Choo^{*}, "Synchrotron xray diffraction and crystal plasticity modeling study
of martensitic transformation, texture development, and stress partitioning in deepdrawn TRIP steels."
Materialia, vol. 18, article no. 101162, August 2021
[DOI].
161.
X. Wang, T. Li, Y.F. Gao^{*}, "What really governs the upper bound
of uniform ductility in gradient or layered materials?" Extreme Mechanics Letters,
vol. 48, article no. 101413, October 2021
[DOI].
160.
L.B. Xu, L. CasillasTrujillo, Y.F. Gao, H.X. Xu^{*},
"Compositional effects on stacking fault energies in Nibased alloys using firstprinciples
and atomistic simulations." Computational Materials Science,
vol. 197, article 110618, September 2021
[DOI].
159.
X. Li, Z. Li, Z. Wu^{*}, S. Zhao^{*}, W. Zhang^{*}, H. Bei,
Y.F. Gao, "Strengthening in Al, Mo or Tidoped CoCrFeNi high
entropy alloys: a parallel comparison." Journal of Materials Science & Technology,
vol. 94, pp. 264274, December 2021
[DOI].
158.
X. Wang, Y.F. Gao^{*}, X. Liu, M. McDonnell, Z.L. Feng^{*},
"Toolworkpiece stickslip conditions and their effects on torque and heat generation rate
in the friction stir welding."
Acta Materialia,
vol. 213, article 116969, July 2021
[DOI].
157.
D. Xie, Z.Y. Lyu, M. Fan, H.B. Chew, P.K. Liaw, H. Bei, Z.W. Zhang,
Y.F. Gao*, "Micromechanical origin for the enhanced ductility
in twinless duplex MgLi alloys." Materials Science and Engineering A,
vol. 815, article 141305, May 2021
[DOI].
156.
X. Cai^{*}, W. Liu^{*}, X.P. Shen^{*}, Y.F. Gao^{*},
"Flowcoupled cohesive interface framework for simulating heterogeneous crack morphology and
resolving numerical divergence in hydraulic fracture." Extreme Mechanics Letters,
vol. 45, article 101281, May 2021
[DOI].
155.
W.D. Li^{*}, D. Xie, D.Y. Li, Y. Zhang, Y.F. Gao^{*},
P.K. Liaw^{*}, "Mechanical behavior of highentropy alloys."
Progress in Materials Science,
vol. 118, article 100777, May 2021
[DOI].
154.
Q. Ding^{*}, H. Bei^{*}, X. Wei, Y.F. Gao,
Z. Zhang^{*}, "Nanotwin induced exceptionally superior cryogenic mechanical
properties of a Nibased GH3536 (Hastelloy X) superalloy."
Materials Today Nano, vol. 14, article 100110, June 2021
[DOI].
153.
D. Xie, Z.Y. Lyu, Y. Li, P.K. Liaw, H.B. Chew, Y. Ren, Y. Chen, K. An,
Y.F. Gao^{*}, "In situ monitoring of dislocation, twinning,
and detwinning modes in an extruded magnesium alloy under cyclic loading conditions."
Materials Science and Engineering A, vol. 806, article 140860, March 2021
[DOI].
152.
W. Niu, Y.F. Gao^{*}, "Concomitant oxidationdiffusioncreep
processes for stress generation and suppression of oxidealloy interfacial instabilities."
Journal of the Mechanics and Physics of Solids,
vol. 146, article 104218, January 2021
[DOI].
2020
151.
X. Cai, Y.F. Gao^{*}, X. Wang, W. Zhang, W. Liu^{*}, X.P. Shen,
W. Zhang, Z. Yu^{*}, Z. Feng^{*}, "Triaxial constraint and tensile strength
enhancement in brazed joints." Metallurgical and Materials Transactions A,
vol. 51, iss. 11, pp. 55875596, November 2020
[DOI].
150.
Y.F. Gao^{*}, W. Zhang, P.J. Shi, W.L. Ren, Y.B. Zhong,
"A mechanistic interpretation of the strengthductility tradeoff and synergy in lamellar microstructures."
Materials Today Advances, vol. 8, article 100103, December 2020
[DOI].
149.
J.X. Wen, R. Cao^{*}, H.Y. Che, H. Dong, H.Y. Zhang, Y.J. Yan,
Y.F. Gao^{*}, P.K. Liaw^{*}, "The oxidation effect
on the cracking behavior of a Cobased alloy under thermal shocks."
Corrosion Science, vol. 173, article 108828, August 2020
[DOI].
148.
Q. Ding, H. Bei^{*}, X. Zhao, Y.F. Gao, Z. Zhang^{*},
"Processing, microstructures and mechanical properties of a Nibased single crystal superalloy."
Crystals, vol. 10, iss. 7, article 572, July 2020
[DOI].
147.
Y. Cui, Y.F. Gao, H.B. Chew^{*},
"Twoscale porosity effects on cohesive crack growth in a ductile media,"
International Journal of Solids and Structures,
vol. 200201, pp. 188197, September 2020
[DOI].
146.
W. Zhang, Y.F. Gao^{*}, Z.L. Feng^{*}, X. Wang, S. Zhang, L. Huang,
Z.W. Huang^{*}, L. Jiang^{*}, "Ductility limit diagrams for superplasticity and
forging of high temperature polycrystalline materials."
Acta Materialia, vol. 194, pp. 378386, August 2020
[DOI].
145.
J.X. Wen, R. Cao^{*}, Y.F. Gao^{*},
"Mysterious failure in loadfree superalloys under repeated thermal shocks,"
Acta Materialia,
vol. 194, pp. 276282, August 2020
[DOI].
144.
X.Q. Zhu, H. Wang^{*}, S. Allu, Y.F. Gao, E. Cakmak, E.J. Hopkins,
G.M. Veith, Z.P. Wang, "Investigation on capacity loss mechanisms
of lithiumion pouch cells under mechanical indentation conditions."
Journal of Power Sources, vol. 465, article no. 228314, July 2020
[DOI].
143.
Y.F. Gao^{*}, Z. Xue, Z. Yu^{*}, "Failure mode maps of
lap joints under the tensile shear testing condition." Extreme Mechanics Letters,
vol. 37, article no. 100728, May 2020
[DOI].
142.
X. Wang, Y.F. Gao^{*}, M. McDonnell, Z.L. Feng^{*},
"On the solidstatebonding mechanism in friction stir welding processes."
Extreme Mechanics Letters, vol. 37, article no. 100727, May 2020
[DOI].
141.
T.K. Liu, W. Guo, M.L. Crespillo, K. Jin, Y. Zhang^{*}, H. Bei^{*},
Y.F. Gao^{*}, "Indirectly probing the structural changes in ionirradiated
Zrbased metallic glasses from small scale mechanical tests." Intermetallics,
vol. 121, article no. 106794, June 2020
[DOI].
140.
D. Xie, R. Feng, P.K. Liaw, H. Bei^{*}, Y.F. Gao^{*},
"Tensile creep behavior of an equiatomic CoCrNi medium entropy alloy."
Intermetallics, vol. 121, article no. 106775, June 2020
[DOI].
139.
X.Q. Zhu, H. Wang^{*}, X. Wang, Y.F. Gao, S. Allu, E. Cakmak, Z.P. Wang,
"Internal short circuit and failure
mechanisms of lithiumion pouch cells under mechanical indentation abuse conditions: an experimental study."
Journal of Power Sources, vol. 455, article no. 227939, April 2020
[DOI].
138.
G. Qin, R. Chen^{*}, X. Li, P.K. Liaw, Y.F. Gao, L. Wang, Y. Su,
H. Ding, J. Guo, "An ascast high entropy alloy with remarkable mechanical
properties strengthened by nanometer precipitates." Nanoscale,
vol. 12, iss. 6, pp. 39653976, February 2020
[DOI].
137.
Y.C. Zhao^{*}, Y.F. Gao^{*},
"Remarks on the notch sensitivity of bulk metallic glasses." JOM,
vol. 72, iss. 2, pp. 877882, February 2020
[DOI].
136.
J.X. Wen, H.Y. Che, R. Cao^{*}, H. Dong, Y.X. Ye, H.Y. Zhang, J. Brechtl,
Y.F. Gao^{*}, P.K. Liaw^{*},
"Evolution of the mechanical properties of a cobaltbased alloy under thermal shocks."
Materials & Design, vol. 188, 108425, March 2020
[DOI].
135.
W. Zhang, X. Wang, Y. Wang, X. Yu, Y.F. Gao^{*}, Z. Feng^{*},
"Type IV failure in weldment of creep resistant ferritic alloys: II. creep fracture and lifetime
prediction."
Journal of the Mechanics and Physics of Solids,
vol. 134, 103775, January 2020
[DOI].
134.
W. Zhang, X. Wang, Y. Wang, X. Yu, Y.F. Gao^{*}, Z. Feng^{*},
"Type IV failure in weldment of creep resistant ferritic alloys: I. micromechanical origin of
creep strain localization in the heat affected zone."
Journal of the Mechanics and Physics of Solids,
vol. 134, 103774, January 2020
[DOI].
133.
X. Wang, W. Zhang, Y. Zhao, H. Bei, Y.F. Gao^{*}, "Micromechanical
investigation of the role of percolation on ductility enhancement in metallic glass composites."
Materials Science and Engineering A, vol. 769, article number 138531, January 2020
[DOI].
2019
132.
Q. Ding, Y. Zhang, X. Chen, X. Fu, D. Chen, S. Chen, L. Gu, F. Wei, H. Bei, Y.F. Gao,
M. Wen, J. Li, Z. Zhang, T. Zhu^{*}, R.O. Ritchie^{*}, Q. Yu^{*},
"Tuning element distribution, structure and properties by composition in highentropy alloys."
Nature, vol. 574, pp. 223227, October 9, 2019
[DOI].
131.
G. Qin, R. Chen^{*}, P.K. Liaw, Y.F. Gao, X. Li, H. Zheng, L. Wang, Y. Su,
J. Guo, H. Fu, "A novel facecenteredcubic highentropy alloy strengthened by nanoscale precipitates."
Scripta Materialia, vol. 172, pp. 5155, November 2019
[DOI].
130.
J.H. Lee, G.M. Pharr^{*}, Y.F. Gao^{*}, "Corrections to the stiffness
relationship in 3sided and conical indentation problems." International Journal of Solids and
Structures, vol. 166, pp. 154166, July 2019
[DOI].
129.
X. Wang, Z. Huang^{*}, B. Cai^{*}, N. Zhou, O. Magdysyuk,
Y.F. Gao, S. Srivatsa, L. Tan, L. Jiang, "Formation
mechanism of abnormally large grains in a polycrystalline nickelbased superalloy
during heat treatment processing." Acta Materialia,
vol. 168, pp. 287298, April 2019
[DOI].
128.
P. Shi, W. Ren^{*}, T. Zheng, Z. Ren, X. Hou, J. Peng, P. Hu, Y.F. Gao,
Y. Zhong^{*}, P.K. Liaw^{*}, "Enhanced strengthductility synergy in
ultrafinegrained eutectic highentropy alloys by inheriting microstructural lamellae."
Nature Communications, vol. 10, article no. 489, January 30, 2019
[DOI].
127.
X. Xie, Y.C. Lo, Y. Tong, J.W. Qiao, G.Y. Wang, S. Ogata^{*}, H. Qi, K.A. Dahmen,
Y.F. Gao^{*}, P.K. Liaw^{*}, "Origin of serrated flow in bulk metallic glasses."
Journal of the Mechanics and Physics of Solids,
vol. 124, pp. 634642, March 2019
[DOI].
126.
H.Y. Diao, D. Ma, R. Feng, T.K. Liu, C. Pu, C. Zhang, W. Guo, J. Poplawsky,
Y.F. Gao^{*}, P.K. Liaw^{*}, "Novel NiAlstrengthened high
entropy alloys with balanced tensile strength and ductility." Materials Science and
Engineering A, vol. 742, pp. 636647, January 2019
[DOI].
2018
125.
Z. Wu, W. Guo, K. Jin, J.D. Poplawsky, Y.F. Gao, H. Bei^{*},
"Enhanced strength and ductility of a tungstendoped CoCrNi medium entropy alloy."
Journal of Materials Research, vol. 33, iss. 19, pp. 33013309, October 2018
[DOI].
124.
T.K. Liu, Y.F. Gao^{*}, H. Bei^{*}, K. An^{*},
"In situ neutron diffraction study on tensile deformation behavior of carbon strengthened
CrCoFeMnNi high entropy alloys at room and elevated temperatures."
Journal of Materials Research, vol. 33, iss. 19, pp. 31923203, October 2018
[DOI].
123.
H.L. Jia, X. Xie, L. Zhao, J.F. Wang, Y.F. Gao, K.A. Dahmen, W.D. Li^{*},
P.K. Liaw^{*}, C.L. Ma^{*}, "Effects of similarelementsubstitution on the glassforming ability and
mechanical behaviors of TiCuZrPd bulk metallic glasses." Journal of Materials Research and Technology,
vol. 7, iss. 3, pp. 261269, JulySeptember 2018
[DOI].
122.
K. Jin, Y. Xia, M. Crespillo, H. Xue, Y. Zhang, Y.F. Gao, H. Bei^{*},
"Quantifying early stage irradiation damage from nanoindentation popin tests."
Scripta Materialia, vol. 157, 4953, December 2018
[DOI].
121.
H.L. Jia, G.Y. Wang, S.Y. Chen, Y.F. Gao^{*},
W.D. Li^{*}, P.K. Liaw^{*}, "Fatigue and fracture behavior of bulk metallic glasses and
their composites."
Progress in Materials Science,
vol. 98, 168248, October 2018
[DOI].
120.
W.D. Li^{*}, P.K. Liaw, Y.F. Gao^{*},
"Fracture resistance of high entropy alloys: a review."
Intermetallics, vol. 99, 6983, August 2018
[DOI].
119.
J.H. Lee, Y.F. Gao^{*}, A.F. Bower^{*}, H.T. Xu, G.M. Pharr^{*},
"Stiffness of frictional contact of dissimilar elastic solids."
Journal of the Mechanics and Physics of Solids,
vol. 112, pp. 318333, March 2018
[DOI].
2017
118.
J.L. Shi, X.J. Zhao, L.Y. Zhang, X.L. Xue, Z.X. Guo, Y.F. Gao, S.F. Li^{*},
"An oxidized magnetic Au single atom on doped TiO_{2}(110) becomes a high performance
CO oxidation catalyst due to charge effect." Journal of Materials Chemistry A,
vol. 5, iss. 36, pp. 1931619322, September 2017
[DOI].
117.
Z. Wu, M.C. Troparevsky, Y.F. Gao, J.R. Morris, G.M. Stocks, H. Bei^{*},
"Phase stability, physical properties and strengthening mechanisms
of concentrated solid solution alloys." Current Opinion in Solid State and Materials Science,
vol. 21, iss. 5, pp. 267284, October 2017
[DOI].
116.
T.K. Liu, Y.F. Gao^{*}, H. Bei^{*}, "Probing elastically
or plastically induced structural heterogeneity in bulk metallic glasses by
nanoindentation popin tests." AIP Advances, vol. 7, iss. 8, 085216, August 2017
[DOI].
115.
M. Petrova, Z.W. Gao, Y. Liu, Y.F. Gao^{*}, W. He^{*},
"Cohesive finite element simulations of contraction and shape effects on cell
deadhesion." Journal of Mechanics in Medicine and Biology,
vol. 17, no. 6, 1750091, 2017
[DOI].
114.
C. Pu, Y.F. Gao^{*}, Y.L. Wang, T.L. Sham, "Diffusioncoupled
cohesive interface simulations of stresscorrosion intergranular
cracking in polycrystalline materials." Acta Materialia,
vol. 136, pp. 2131, September 2017
[DOI]
[Corrigendum].
113.
T.K. Liu, Z. Wu, A.D. Stoica, Q. Xie, W. Wu, Y.F. Gao^{*},
H. Bei^{*}, K. An^{*}, "Twinningmediated work hardening and texture evolution
in CrCoFeMnNi high entropy alloys at cryogenic temperature." Materials & Design,
vol. 131, pp. 419427, October 2017
[DOI].
112.
W. Zhang, Y.F. Gao^{*}, Y.Z. Xia, H. Bei, "Indentation Schmid factor
and incipient plasticity by nanoindentation popin tests in hexagonal closepacked single
crystals." Acta Materialia, vol. 134, pp. 5365, August 2017
[DOI].
111.
K. Jin, Y.F. Gao, H. Bei^{*}, "Intrinsic properties and strengthening
mechanism of monocrystalline Nicontaining ternary concentrated solid solutions."
Materials Science and Engineering A, vol. 695, pp. 7479, May 2017
[DOI].
110.
G. Song, Z. Sun, L. Li, B. Clausen, S.Y. Zhang, Y.F. Gao, P.K. Liaw^{*},
"High temperature deformation mechanism in hierarchical and single precipitate strengthened
ferritic alloys by in situ neutron diffraction studies." Scientific Reports,
7, 45965, April 2017
[DOI].
109.
W.J. Ding, J.B. Zhu, Z. Wang, Y.F. Gao, D. Xiao, Y. Gu, Z.Y. Zhang,
W.G. Zhu^{*}, "Prediction of intrinsic twodimensional ferroelectrics in
In_{2}Se_{3} and other III_{2}VI_{3} van der Waals materials."
Nature Communications, 8, 14956, April 2017
[DOI].
108.
C.C. Yu, J.P. Chu^{*}, H.L. Jia, Y.L. Shen, Y.F. Gao, P.K. Liaw, Y. Yokoyama,
"Influence of thinfilm metallic glass coating on fatigue
behavior of bulk metallic glass: experiments and finite element modeling."
Materials Science and Engineering A, vol. 692, pp. 146155, April 2017
[DOI].
107.
Y. Song, X. Xie, J. Luo, P.K. Liaw^{*}, H. Qi^{*}, Y.F. Gao^{*},
"Seeing the unseen: uncover the bulk heterogeneous deformation
processes in metallic glasses through
surface temperature decoding." Materials Today, vol. 20, iss. 1, 915, JanFeb 2017
[DOI].
106.
G. Song, Z. Sun, J. Poplawsky, Y.F. Gao, P.K. Liaw^{*}, "Microstructural
evolution of single Ni_{2}TiAl or hierarchical NiAl/Ni_{2}TiAl precipitates
in FeNiAlCrTi ferritic alloys during thermal treatment for elevatedtemperature applications."
Acta Materialia, vol. 127, pp. 116, April 2017
[DOI].
2016
105.
J.L. Shi, J.H. Wu, X.J. Zhao, X.L. Xue, Y.F. Gao, Z.X. Guo, S.F. Li^{*},
"Substrate codoping modulates electronic metalsupport interactions and significantly
enhances singleatom catalysis." Nanoscale, vol. 8, iss. 46, pp. 1925619262
December 2016
[DOI].
·
This article is also featured in the inside back cover of the published issue.
See link at [DOI].
104.
W.D. Li, Y.F. Gao^{*}, H. Bei^{*}, "Instability analysis
and free volume simulations of shear band directions and arrangements in notched metallic glasses."
Scientific Reports, vol. 6, art no. 34878,
October 2016 [DOI].
103.
W.D. Li, H. Bei^{*}, Y.F. Gao^{*}, "Effects of geometric
factors and shear band patterns on notch sensitivity in bulk metallic
glasses." Intermetallics, vol. 79, pp. 1219, December 2016
[DOI].
102.
S.F. Li^{*}, X.J. Zhao, J.L. Shi, Y. Jia, Z.X. Guo, J.H. Cho, Y.F. Gao,
Z.Y. Zhang, "Interplay between spinselection rule and frontier orbital theory in O_{2}
activation and CO oxidation by singleatomsized catalysts on TiO_{2} (110)."
Physical Chemistry and Chemical Physics, vol. 18, iss. 36, pp. 2487224879, September 2016
[DOI].
·
This article is also featured in the inside back cover of the published issue.
See link at [DOI].
101.
W. Wu, Y.F. Gao, N. Li, C.M. Parish, W.J. Liu, P.K. Liaw, K. An^{*},
"Intragranular twinning, detwinning, and twinninglike lattice reorientation in
magnesium alloys." Acta Materialia, vol. 121, pp. 1523, December 2016
[DOI].
100.
Z.W. Gao, Y.F. Gao^{*}, "Why do receptorligand bonds in cell adhesion cluster
into discrete focaladhesion sites?" Journal of the Mechanics and Physics of Solids,
vol. 95, pp. 557574, October 2016
[DOI].
99.
Z. Wu, Y.F. Gao^{*}, H. Bei^{*}, "Thermal activation mechanisms
and Labuschtype strengthening analysis for a family of highentropy and equiatomic
solidsolution alloys." Acta Materialia, vol. 120, pp. 108119, November 2016
[DOI].
98.
Y. Wu, H.X. Li, J.E. Gao, H. Wang, X.J. Liu, M.K. Miller, H. Bei, Y.F. Gao,
Z.P. Lu^{*}, "Nanocrystallization in a Cudoped Febased metallic glass."
Journal of Alloys and Compounds, vol. 688, Part B, pp. 822827, December 2016
[DOI].
97.
Z.W. Gao, W. Zhang, Y.F. Gao^{*}, "Scale dependence of interface dislocation
storage governing the frictional sliding of single asperities." Modelling and Simulation in Materials
Science and Engineering, vol. 24, iss. 6, 065010, August 2016
[DOI].
96.
Y.Z. Xia^{*}, Y.F. Gao, G.M. Pharr, H. Bei, "Single versus successive popin
modes in nanoindentation tests of single crystals." Journal of Materials Research,
vol. 31, iss. 14, pp. 20652075, July 2016
[DOI].
95.
E. Mafi, X. Tao, W.G. Zhu, Y.F. Gao, C.M. Wang, Y. Gu^{*}, "Generation
and the role of dislocations in singlecrystalline phasechange In2Se3 nanowires under
electrical pulses." Nanotechnology, vol. 27, no. 33, 335704, August 2016
[LINK].
94.
A. Datye, L. Li, W. Zhang, Y.J. Wei, Y.F. Gao^{*}, G.M. Pharr^{*},
"Extraction of anisotropic mechanical properties from nanoindentation of SiC6H single crystals."
Trans. of ASME, Journal of Applied Mechanics, vol. 83, art no. 091003, September 2016
[DOI].
93.
Y.F. Gao^{*}, H. Bei^{*}, "Strength statistics of single crystals
and metallic glasses under small stressed volumes."
Progress in Materials Science,
vol. 82, pp. 118150, September 2016
[DOI].
92.
Z. Sun, G. Song, T.A. Sisneros, B. Clausen, C. Pu, L. Li, Y.F. Gao,
P.K. Liaw^{*}, "Load partitioning between the bcciron matrix and NiAltype precipitates
in a ferritic alloy on multiple length scales." Scientific Reports, vol. 6, art no. 23137,
March 2016 [DOI].
91.
Y.F. Gao^{*}, "Deformation fields near a steady fatigue crack with
anisotropic plasticity." Extreme Mechanics Letters, vol. 6, pp. 4551, March 2016
[DOI].
90.
H. Bei^{*}, Y.Z. Xia, R.I. Barabash, Y.F. Gao^{*}, "A tale of two
mechanisms: strainsoftening versus strainhardening in single crystals under small stressed
volumes." Scripta Materialia, vol. 110, pp. 4852, January 2016
[DOI].
2015
89.
X.J. Zhao, X.L. Xue, Z.X. Guo, Y. Jia, S.F. Li^{*}, Z.Y. Zhang^{*},
Y.F. Gao^{*}, "Intriguing structures and magic sizes of heavy noble
metal nanoclusters around size 55 governed by relativistic effect and covalent bonding."
Journal of Chemical Physics, vol. 143, iss. 17, art no. 174302, November 7, 2015
[DOI].
88.
G. Song, Z. Sun, L. Li, X. Xu, M. Rawlings, C.H. Liebscher, B. Clausen, J. Poplawsky,
D.N. Leonard, S. Huang, Z. Teng, C.T. Liu, M.D. Asta, Y.F. Gao,
D.C. Dunand, G. Ghosh, M.W. Chen, M.E. Fine, P.K. Liaw^{*}, "Ferritic alloy with
extreme creep resistance via coherent hierarchical precipitates."
Scientific Reports, vol. 5, art no. 16327, November 2015
[DOI].
87.
W.D. Li, Y.F. Gao^{*}, H. Bei^{*}, "On the correlation between
microscopic structural heterogeneity and embrittlement behavior in metallic glasses."
Scientific Reports, vol. 5, art no. 14786, October 2015
[DOI].
86.
L. Huang, C. Pu, R.K. Fisher, D.J.H. Mountain, Y.F. Gao, P.K. Liaw, W. Zhang,
W. He^{*}, "A Zrbased bulk metallic glass for future stent applications: materials
properties, finite element modeling, and in vitro human vascular cell response."
Acta Biomaterialia, vol. 25, pp. 356368, October 2015
[DOI].
·
News reported on this work in Materials Today
[Link]
, August 12, 2015.
85.
Y. Wu, A.D. Stoica, Y. Ren, D. Ma^{*}, Y.F. Gao^{*},
H. Bei^{*}, "Direct synchrotron xray measurements of local strain fields in
elastically and plastically bent metallic glasses." Intermetallics,
vol. 67, pp. 132137, December 2015
[DOI].
84.
Z. Wu, Y.F. Gao, H. Bei^{*}, "Single crystal plastic behavior of a singlephase,
facecentercubicstructured, equiatomic FeNiCrCo alloy." Scripta Materialia,
vol. 109, pp. 108112, December 2015
[DOI].
83.
Y.F. Gao^{*}, B.C. Larson, "Displacement fields and selfenergies of
circular and polygonal dislocation loops in homogeneous and layered anisotropic solids."
Journal of the Mechanics and Physics of Solids, vol. 83, pp. 104128, October 2015
[DOI].
82.
Y. Wu, H. Bei^{*}, Y.L. Wang, Z.P. Lu, E.P. George, Y.F. Gao^{*},
"Deformationinduced spatiotemporal fluctuation, evolution and localization of strain fields in
a bulk metallic glass." International Journal of Plasticity, vol. 71, pp. 136145, August 2015
[DOI].
81.
Y.F. Gao^{*}, B.C. Larson, J.H. Lee, L. Nicola, J.Z. Tischler, G.M. Pharr,
"Lattice rotation patterns and strain gradient effects in facecenteredcubic single crystals under
spherical indentation." Trans. of ASME, Journal of Applied Mechanics, vol. 82, iss. 6,
art no. 061007 (10 pages), June 2015
[DOI].
80.
H.L. Jia, L.L. Zheng, W.D. Li, N. Li, J.W. Qiao, G.Y. Wang, Y. Ren, P.K. Liaw, Y.F. Gao^{*},
"Insights from the lattice strain evolution on deformation mechanisms in metallicglassmatrix composites."
Metallurgical and Materials Transactions A, vol. 46, iss. 6, pp. 24312442, June 2015
[DOI].
79.
J.N. Zhang, J.H. Lee, J. Lou^{*}, Y.F. Gao^{*},
"Integration of contact size dependence and thermal activation in atomic friction."
Extreme Mechanics Letters, vol. 2, pp. 6064, March 2015
[DOI].
78.
J. Kwon, M.L. Bowers, M.C. Brandes, V. McCreary, I.M. Robertson, P. Sudharshan Phani, H. Bei,
Y.F. Gao, G.M. Pharr, E.P. George, M.J. Mills^{*}, "Characterization of dislocation
structures and deformation mechanisms in asgrown and deformed directionally solidified NiAlMo composites."
Acta Materialia, vol. 89, pp. 315326, May 2015
[DOI].
77.
Y. Liu, H. Liu, Y.F. Gao^{*}, "Can mushroomshaped fibers enhance the bioadhesive
performance?" Journal of Mechanics in Medicine and Biology,
vol. 15, iss. 5, art no. 1550068, October 2015
[DOI].
76.
Y. Liu, Y. Luo, D. Wang, Y.F. Gao^{*}, "Alignment of cellular focal contacts and
their shapes by substrate anisotropy." Journal of Mechanics in Medicine and Biology,
vol. 15, iss. 5, art no. 1550067, October 2015
[DOI].
75.
C. Pu, Y.F. Gao^{*}, "Crystal plasticity analysis of stress partitioning mechanisms and their
microstructural dependence in advanced steels." Trans. of ASME, Journal of Applied Mechanics,
vol. 82, iss. 3, 031003, March 2015
[DOI].
74.
W. Chen, P. Cui, W.G. Zhu, E. Kaxiras, Y.F. Gao, Z.Y. Zhang^{*}, "Atomistic mechanisms
for bilayer growth of graphene on metal substrates." Physical Review B, vol. 91, iss. 4, art no.
045408, January 2015 [DOI].
73.
Y. Liu, Y.F. Gao^{*}, "Nonuniform breaking of molecular bonds, peripheral
morphology and releasable adhesion by elastic anisotropy in bioadhesive contacts." Journal of
the Royal Society Interface, vol. 12, iss. 102, art no. 20141042, January 2015
[DOI].
72.
S.Y. Huang, Y.F. Gao^{*}, K. An, L.L. Zheng, W. Wu, Z.K. Teng, P.K. Liaw
^{*}, "Deformation mechanisms in a precipitationstrengthened ferritic superalloy revealed by
in situ neutron diffraction studies at elevated temperatures." Acta Materialia,
vol. 83, pp. 137148, January 2015
[DOI].
2014
71.
C.H. Yu, M.W. Bird, C.W. Huang, C.S. Chen, Y.F. Gao, K.W. White, C.H. Hsueh^{*},
"Micromechanics modeling of creep fracture of zirconium diboridesilicon carbide composites at 14001700
^{o}C." Journal of the European Ceramic Society, vol. 34, iss. 16, pp. 41454165,
December 2014
[DOI].
70.
P.E. Loya, Y.Z. Xia, C. Peng, H. Bei, P. Zhang, J. Zhang, E.P. George, Y.F. Gao,
J. Lou^{*}, "Yield strength dependence on strain rate of molybdenumalloy nanofibers."
Applied Physics Letters, vol. 104, iss. 25, 251909, June 2014
[DOI].
69.
Y.Z. Xia, H. Bei^{*}, Y.F. Gao^{*}, D. Catoor, E.P. George,
"Synthesis, characterization, and nanoindentation response
of single crystal FeCrNi alloys with FCC and BCC structures."
Materials Science and Engineering A, vol. 611, pp. 177187, August 2014
[DOI].
68.
Y.Z. Xia, T.L. Li^{*}, F. Ren, Y.F. Gao, H. Wang^{*},
"Failure analysis of pinchtorsion tests as a thermal runaway risk evaluation method of Liion cells."
Journal of Power Sources, vol. 265, pp. 356362, November 2014
[DOI].
67.
Y.H. Zhang, Y.F. Gao, L. Nicola^{*},
"Lattice rotation caused by wedge indentation of a single crystal: dislocation dynamics compared to crystal
plasticity simulations." Journal of the Mechanics and Physics of Solids,
vol. 68, pp. 267279, August 2014
[DOI].
66.
H.L. Jia, F.X. Liu, Z.N. An, W.D. Li, G.Y. Wang, J.P. Chu, J.S.C. Jang, Y.F. Gao,
P.K. Liaw^{*}, "Thinfilm metallic glasses for substrate fatigueproperty improvements."
Thin Solid Films (invited review), vol. 561, pp. 227, June 2014
[DOI].
65.
K.E. Johanns^{*}, J.H. Lee, Y.F. Gao, G.M. Pharr, "An evaluation of the
advantages and limitations in simulating indentation cracking with cohesive zone finite elements."
Modelling and Simulations in Materials Science and Engineering, vol. 22, no. 1,
015011, January 2014
[DOI].
2013
64.
W.D. Li, H. Bei^{*}, Y. Tong, W. Dmowski, Y.F. Gao^{*},
"Structural heterogeneity induced plasticity in bulk metallic glasses: From wellrelaxed
fragile glass to metallike behavior." Applied Physics Letters, vol. 103, iss. 17,
171910, October 2013
[DOI].
63.
S.F. Li, X.J. Zhao, X.S. Xu, Y.F. Gao^{*}, Z.Y. Zhang^{*}, "Stacking
principle and magic sizes of transition metal nanoclusters based on generalized Wulff construction."
Physical Review Letters, vol. 111, iss. 11, 115501, 9/13/2013
[DOI].
62.
W.D. Li, H. Bei^{*}, J. Qu, Y.F. Gao^{*}, "Effects of machine
stiffness on the loaddisplacement curve during spherical nanoindentation." Journal of
Materials Research, vol. 28, iss. 14, pp. 19031911, July 2013
[DOI].
61.
J. Kwon, M.C. Brandes, P. Sudharshan Phani, A.P. Pilchak, Y.F. Gao, E.P. George,
G.M. Pharr, M.J. Mills^{*}, "Characterization of deformation anisotropies in an alphaTi alloy
by nanoindentation and electron microscopy." Acta Materialia, vol. 61, iss. 13, pp. 47434756,
August 2013 [DOI].
60.
C.H. Yu, C.W. Huang, C.S. Chen, Y.F. Gao, C.H. Hsueh^{*},
"A micromechanics study of competing mechanisms for creep fracture of zirconium diboride polycrystals."
Journal of the European Ceramic Society, vol. 33, iss. 10, pp. 16251637, September 2013
[DOI].
59.
D. Catoor^{*}, Y.F. Gao, J. Geng, M.J.N.V. Prasad,
E.G. Herbert, K.S. Kumar, G.M. Pharr, E.P. George, "Incipient plasticity and deformation
mechanisms in singlecrystal Mg during spherical nanoindentation." Acta Materialia,
vol. 61, iss. 8, pp. 29532965, May 2013
[DOI].
58.
S.H. Wee, Y.F. Gao, Y.L. Zuev, K.L. More, J.Y. Meng, J.X. Zhong,
G.M. Stocks, A. Goyal^{*}, "Selfassembly of nanostructured, complex,
multication films via spontaneous phase separation and straindriven ordering."
Advanced Functional Materials, vol. 23, pp. 19121918, April 2013
[DOI].
57.
L.L. Zheng, Y.F. Gao^{*}, Y.D. Wang, A.D. Stoica, K. An, X.L. Wang,
"Grain orientation dependence of lattice strains and intergranular damage rates in
polycrystals under cyclic loading." Scripta Materialia, vol. 68, iss. 5, pp. 265268,
March 2013 [DOI].
2012
56.
W. Wu, S.Y. Lee^{*}, A.M. Paradowska, Y.F. Gao, P.K. Liaw,
"Twinningdetwinning behavior during fatiguecrack propagation in a wrought magnesium
alloy AZ31B." Materials Science and Engineering A, vol. 556, pp. 278286, October 2012
[DOI].
55.
T.L. Li, H. Bei, J.R. Morris, E.P. George, Y.F. Gao^{*},
"Scale effects in the convoluted thermal/spatial statistics of plasticity initiation in
small stressed volumes during nanoindentation." Materials Science and Technology
(invited), special issue in: Hardness across the MultiScales of Structure and Loading Rate
(edited by R. Armstrong et al.), vol. 28, no. 910, pp. 10551059, 2012
[DOI].
54.
C.H. Yu, C.W. Huang, C.S. Chen, Y.F. Gao, C.H. Hsueh^{*},
"Effects of grain boundary heterogeneities on creep fracture studied by ratedependent
cohesive model." Engineering Fracture Mechanics, vol. 93, pp. 4864, October 2012
[DOI].
53.
J.H. Lee, Y.F. Gao^{*}, K.E. Johanns, G.M. Pharr, "Cohesive
interface simulations of indentation cracking as a fracture toughness measurement method
for brittle materials." Acta Materialia, vol. 60, iss. 15, pp. 54485467, 2012
[DOI].
52.
Z.N. An, W.D. Li, F.X. Liu, P.K. Liaw, Y.F. Gao^{*}, "Interface
constraints on shear band patterns in bonded metallic glass films under microindentation."
Metallurgical and Materials Transactions A, vol. 43, iss. 8, pp. 27292741, 2012
[DOI].
51.
M.C. Liu, J.C. Huang^{*}, K.W. Chen, J.F. Lin, W.D. Li, Y.F. Gao,
T.G. Nieh, "Is the compression of tapered micro and nanopillar samples a legitimate technique
for the identification of deformation mode change in metallic glasses?"
Scripta Materialia, vol. 66, iss. 10, pp. 817820, 2012
[DOI].
50.
S.Y. Huang, D.W. Brown, B. Clausen, Z.K. Teng, Y.F. Gao, P.K. Liaw^{*},
"In situ neutrondiffraction studies on the creep behavior of a ferritic superalloy."
Metallurgical and Materials Transactions A, vol. 43, no. 5, pp. 14971508, 2012
[DOI].
49.
J.H. Lee, Y.F. Gao^{*}, G.M. Pharr, "Effective Poisson's ratio from
combined normal and lateral contacts of single crystals." Journal of Materials Research,
vol. 27, iss. 1, pp. 182191, 2012
[DOI].
2011
48.
L. Wang, H. Bei, Y.F. Gao, Z.P. Lu, T.G. Nieh^{*}, "Effect of residual
stresses on the onset of yielding in a Zrbased metallic glass." Acta Materialia,
vol. 59, iss. 20, pp. 76277633, 2011
[DOI].
47.
L.L. Zheng, Y.F. Gao^{*}, S.Y. Lee, R.I. Barabash, J.H. Lee, P.K. Liaw,
"Intergranular strain evolution near fatigue crack tips in polycrystalline metals." Journal
of the Mechanics and Physics of Solids, vol. 59, iss. 11, pp. 23072322, 2011
[DOI].
46.
J. Annett, Y.F. Gao^{*}, G.L.W. Cross^{*}, E.G. Herbert, B.N. Lucas,
"Mesoscale friction anisotropy revealed by slidingless tests." Journal of Materials
Research, vol. 26, no. 18, pp. 23732378, 2011
[DOI].
45.
C. Cantoni^{*}, Y.F. Gao, S.H. Wee, E.D. Specht, J. Gazquez, J.Y. Meng,
S.J. Pennycook, A. Goyal, "Straindriven oxygen deficiency in selfassembled, nanostructured,
composite oxide films." ACS Nano, vol. 5, iss. 6, pp. 47834789, 2011
[DOI].
44.
L. Wang, H. Bei, T.L. Li, Y.F. Gao, E.P. George, T.G. Nieh^{*},
"Determining the activation energies and slip systems for dislocation nucleation in bodycentered
cubic Mo and facecentered cubic Ni single crystals."
Scripta Materialia, vol. 65, pp. 179182, 2011
[DOI].
43.
T.L. Li, Y.F. Gao^{*}, H. Bei, E.P. George,
"Indentation Schmid factor and orientation dependence of nanoindentation popin behavior
of NiAl single crystals." Journal of the Mechanics and Physics of Solids,
vol. 59, pp. 11471162, 2011
[DOI].
42.
Y.F. Gao^{*}, L. Wang, H. Bei, T.G. Nieh,
"On the shear band direction in metallic glasses."
Acta Materialia, vol. 59, pp. 41594167, 2011
[DOI].
41.
R.I. Barabash^{*}, H. Bei, G.E. Ice, Y.F. Gao, O.M. Barabash,
"3D xray strain microscopy in twophase composites at submicron length scales."
JOM (invited), vol. 63, no. 3, pp. 3034, March 2011
[LINK].
40.
L. Wang, H. Bei, Y.F. Gao, Z.P. Lu, T.G. Nieh^{*}, "Effect of residual
stresses on the hardness of bulk metallic glasses." Acta Materialia,
vol. 59, pp. 28582864, 2011
[DOI].
39.
R.I. Barabash^{*}, H. Bei, Y.F. Gao, G.E. Ice, "Interface strength in
NiAlMo composites from 3D xray microdiffraction." Scripta Materialia,
vol. 64, iss. 9, pp. 900903, 2011
[DOI].
38.
J.H. Lee, Y.F. Gao^{*}, "Mixedmode singularity and temperature effects
on dislocation nucleation in strained interconnects." International Journal of Solids and
Structures, vol. 48, pp. 11801190, 2011
[DOI].
2010
37.
Y.F. Gao^{*}, "A Peierls perspective on mechanisms of atomic friction."
Journal of the Mechanics and Physics of Solids, vol. 58, iss. 12, pp. 20232032, 2010
[DOI].
36.
R.I. Barabash^{*}, Y.F. Gao, G.E. Ice, O.M. Barabash, J.S. Chung,
W. Liu, R. Kroeger, H. Lohmeyer, K. Sebald, J. Gutowski, T. Boettcher, D. Hommel,
"Mapping strain gradients in the FIBstructured InGaN/GaN multilayered films with 3D
xray microbeam." Materials Science and Engineering A, special issue in Probing
Strains and Dislocation Gradients with Diffraction, vol. 528, iss. 1, pp. 5257, 2010
[DOI].
35.
R.I. Barabash^{*}, H. Bei, Y.F. Gao, G.E. Ice,
"Indentationinduced localized deformation and elastic strain partitioning in composites
at submicron length scale." Acta Materialia, vol. 58, iss. 20, pp. 67846789, 2010
[DOI].
34.
G.M. Pharr^{*}, E.G. Herbert, Y.F. Gao,
"The indentation size effect: a critical examination of experimental observations and mechanistic
interpretations." Annual Review of Materials Research (invited), vol. 40, pp. 271292,
June 2010
[LINK].
33.
C.J. Su, J.A. LaManna, Y.F. Gao^{*}, W.C. Oliver, G.M. Pharr,
"Plastic instability in amorphous selenium near its glass transition temperature."
Journal of Materials Research, vol. 25, no. 6, pp. 10151019, June 2010
[DOI].
32.
Y. Yang^{*}, J. Ye, J. Lu, Y.F. Gao, P.K. Liaw,
"Metallic glasses: gaining plasticity for microsystems."
JOM (invited), vol. 62, no. 2, pp. 9398, February 2010
[LINK]
[DOI].
31.
S. Zheng, W. Zhu, Y.F. Gao, G.M. Stocks, Z. Zhang^{*},
"Kinetic Monte Carlo simulations of nanocolumn formation in twocomponent epitaxial growth."
Applied Physics Letters, 96, 071913, 2010
[DOI]
[LINK].
30.
R.I. Barabash^{*}, H. Bei, Y.F. Gao, G.E. Ice, E.P. George,
"3D xray microscope investigation of local dislocation densities and elastic strain
gradients in a NiAlMo composite and exposed Mo micropillars as a function of prestrain."
Journal of Materials Research (invited), 25, 199206, 2010
[Erratum]
[DOI].
2009
29.
T.L. Li, J.H. Lee, Y.F. Gao^{*},
"An approximate formulation of the effective indentation modulus of elastically anisotropic
filmonsubstrate systems." International Journal of Applied Mechanics (invited),
special issue in Theoretical and Computational Nanomechanics (edited by P. Sharma), 1, 515525, 2009
[LINK]
[DOI].
28.
F.X. Liu^{*}, F.Q. Yang, Y.F. Gao, W.H. Jiang, Y.F. Guan, P.D. Rack, O. Sergic, P.K. Liaw
"Microscratch study of a magnetronsputtered Zrbased metallicglass film."
Surface & Coatings Technology, 203, 34803484, 2009
[DOI].
27.
T.L. Li, J.H. Lee, Y.F. Gao^{*}, G.M. Pharr, M. Huang, T.Y. Tsui,
"Geometric effects on dislocation nucleation in strained electronics."
Applied Physics Letters, 94, 171905, 2009
[DOI]
[LINK].
2008
26.
Y.F. Gao^{*}, J.Y. Meng, A. Goyal, G.M. Stocks,
"Spatial ordering and anisotropy in surface stress domains and nanostructural evolution."
JOM (invited), vol. 60, no. 9, pp. 5458, September 2008
[LINK]
[DOI].
25.
R. Barabash^{*}, Y.F. Gao, Y. Sun, S. Lee, H. Choo, P.K. Liaw, D.W. Brown, G.E. Ice,
"Neutron and xray diffraction studies and cohesive interface model of the fatigue crack deformation behavior."
Philosophical Magazine Letters, 88(8), 553565, 2008
[DOI].
24.
Y.F. Gao^{*}, H.H. Yu, K.S. Kim,
"Microplasticity of surface steps under adhesive contact: Part II  Multipledislocation mediated contact loading."
Journal of the Mechanics and Physics of Solids, 56, 27592772, 2008
[DOI].
23.
F.X. Liu, Y.F. Gao^{*}, P.K. Liaw, "Ratedependent deformation behavior of Zrbased
metallicglass coatings examined by nanoindentation." Metallurgical and Materials Transactions A,
39, 18621867, 2008
[DOI].
· as part of the special issue, August 2008,
Eds: P.K. Liaw, W.H. Jiang, G.J. Fan, H. Choo, and Y.F. Gao
[DOI].
22.
Y.F. Gao^{*}, H.T. Xu, W.C. Oliver, G.M. Pharr,
"A comparison of Coulomb friction and friction stress models based on multidimensional nanocontact experiments."
Trans. of ASME, Journal of Applied Mechanics, 75, 034504, 2008
[LINK]
[DOI].
21.
Y.F. Gao^{*}, J. Lou, "Dislocation nucleation and pileup under a wedge contact at nanoscale."
Journal of Nanomaterials (invited),
special issue in: Nanomechanics and Nanostructured Multifunctional Materials:
Experiments, Theories and Simulations (edited by J. Wang and J. Lou), Article ID 380961, 2008
[LINK]
[DOI].
20.
H. Bei, Y.F. Gao^{*}, S. Shim, E.P. George, G.M. Pharr,
"Strength differences arising from homogeneous versus heterogeneous dislocation nucleation."
Physical Review B, 77, 060103(R), February 29, 2008
[LINK]
[DOI].
19.
Y.F. Gao^{*}, H.T. Xu, W.C. Oliver, G.M. Pharr, "Effective elastic modulus of filmonsubstrate systems under
normal and tangential contact." Journal of the Mechanics and Physics of Solids, 56, 402416, 2008
[DOI].
2007
18.
F.X. Liu^{*}, P.K. Liaw, W.H. Jiang, C.L. Chiang, Y.F.
Gao, Y.F. Guan, J.P. Chu, P.D. Rack, "Fatigueresistance enhancements by
glassforming metallic films." Materials Science and Engineering A, 468470, pp. 246252, 2007
[DOI].
17.
Y.F. Gao^{*}, G.M. Pharr, "Multidimensional contact moduli of elastically anisotropic
solids."
Scripta Materialia, 57, 1316, 2007
[DOI].
16.
S.M. Xia, Y.F. Gao^{*}, A.F. Bower, L.C. Lev, Y.T. Cheng,
"Delamination mechanism maps for a strong elastic coating on an elasticplastic substrate subjected to contact
loading." International Journal of Solids and Structures, 44, 36853699, 2007
[DOI].
15.
Y.F. Gao^{*}, B. Yang, T.G. Nieh, "Thermomechanical instability analysis of
inhomogeneous deformation in amorphous alloys." Acta Materialia, 55, 23192327, 2007
[DOI].
14.
C. Fan^{*}, Y.F. Gao, H.Q. Li, H. Choo, P.K. Liaw, A. Inoue, C.T. Liu,
"Mechanical behavior of a Zrbased bulk metallic glass and its composite at cryogenic temperatures."
Journal of Materials Research, 22, 445452, 2007.
13.
H.H. Yu, P. Shrotriya, Y.F. Gao, K.S. Kim^{*}, "Microplasticity of
surface steps under adhesive contact: Part I, surface yielding controlled by singledislocation
nucleation." Journal of the Mechanics and Physics of Solids, 55, 489516, 2007 [DOI].
2006
12.
C. Fan^{*}, P.K. Liaw, T.W. Wilson, H. Choo, Y.F. Gao, C.T. Liu, Th. Proffen, J.W. Richardson, "Pair
distribution function study and mechanical behavior of ascast and structurally relaxed Zrbased bulk metallic
glasses." Applied Physics Letters, 89, 231920, 2006
[DOI].
11.
Y.F. Gao^{*}, "An implicit finite element method for simulating
inhomogeneous deformation and shear bands of amorphous alloys based on the freevolume model."
Modelling and Simulation in Materials Science and Engineering, 14, 13291345, 2006
[DOI].
·
Codes developed in this paper are available for download
[Help File]
[Fortran Source File]
[Abaqus Input File #1]
[Abaqus Input File #2].
10.
Y.F. Gao^{*}, B.N. Lucas, J.C. Hay, W.C. Oliver, G.M. Pharr,
"Nanoscale incipient asperity sliding and interface microslip assessed by the measurement of
tangential contact stiffness." Scripta Materialia, 55, 653656, 2006
[DOI].
9.
Y.F. Gao, A.F. Bower^{*}, "Elasticplastic contact of a rough surface
with Weierstrass profile." Proceeding of Royal Society London, Series A, 462, 319348, 2006
[DOI].
8.
Y.F. Gao^{*}, A.F. Bower, K.S. Kim, L.C. Lev, Y.T. Cheng, "The behavior of an
elasticperfectly
plastic sinusoidal surface under contact loading." Wear, 261, 145154, 2006
[DOI].
2005
2004
7.
Y.F. Gao^{*}, A.F. Bower, "A simple technique for avoiding convergence problems in finite
element
simulations of crack nucleation and growth on cohesive interfaces." Modelling and Simulation in Materials Science and Engineering 12, 453463,
2004
[DOI].
·
Codes developed in this paper are available for download
[Help File]
[Fortran Source File]
[Abaqus Input File].
6.
Z. Suo^{*}, Y.F. Gao, G. Scoles, "Nanoscale domain stability in organic monolayers on
metals."
Trans. of ASME, Journal of Applied Mechanics, 71, 2431, 2004
[DOI].
2003
5.
Y.F. Gao^{*}, "Passing stiffness anisotropy in multilayers and
its effects on nanoscale surface selforganization."
International Journal of Solids and Structures 40, 64296444, 2003
[Erratum]
[DOI].
4.
Y.F. Gao, Z. Suo^{*}, "Guided selfassembly of molecular dipoles on a substrate
surface."
Journal of Applied Physics 93, 42764282, 2003
[DOI].
·
This article also appeared in Virtual Journal of Nanoscale Science & Technology
7, issue 14, 2003.
3.
Y.F. Gao^{*}, Z. Suo, "The orientation of the selfassembled monolayer stripes on a
crystalline
solid." Journal of the Mechanics and Physics of Solids 51, 147167, 2003
[DOI].
2002
2.
Y.F. Gao, W. Lu, Z. Suo^{*}, "A mesophase transition in a binary monolayer on a solid
surface."
Acta Materialia 50, 22972308, 2002
[DOI].
1.
Y.F. Gao, Z. Suo^{*}, "Domain dynamics in a ferroelastic epilayer on a paraelastic
substrate."
Trans. of ASME, Journal of Applied Mechanics 69, 419424, 2002
[DOI].
_____________________________
Book Chapters
1.
Y.F. Gao, A.F. Bower, "Rough surface plasticity and adhesion across length
scales." In: Nanomechanics of Materials and Structures, edited by
T.J. Chuang, P.M. Anderson, M.K. Wu and S.
Hsieh, pp. 277287, Springer, the Netherlands, 2006.
2.
W. Zhang, Y.F. Gao, T.G. Nieh,
"Competing grain boundary and grain interior deformation mechanisms with
varying grain sizes." In: C.H. Hsueh et al. (eds) Handbook of Mechanics of Materials,
Springer, Singapore, 2018
[DOI].
3.
Y.F. Gao, "High entropy alloys: Solid solution strengthening."
In: Encyclopedia of Materials: Metals and Alloys, edited by Michael C. Gao,
Elsevier, 2021
[DOI].
Conference Publications
1.
Y.F. Gao^{*},, "On the manipulation of nanoscale selfassembly by elastic
field." Mat. Res. Soc. Symp. Proc. Vol. 794, T9.3, 2004 [PDF].
2.
Y.F. Gao^{*},, A.F. Bower, K.S. Kim, "Some issues of rough surface contact
plasticity at micro and nanoscale." Mat. Res. Soc. Symp. Proc. Vol. 841, R.7.3, 2005
[PDF].
3.
Y.F. Gao^{*}, "A micromechanical dislocation model of rough surface contact plasticity." Proceeding of
World Tribology Conference, Washington DC, 2005 [PDF].
4.
F.X. Liu^{*}, C.L. Chiang, J.P. Chu, Y.F. Gao, P.K. Liaw, "Effects of
glassforming metallic film on the fatigue behavior of C2000 Nibased alloy."
Mat. Res. Soc. Symp. Proc. Vol. 903E, 0903Z1413.1, 2006
[PDF].
5.
J.H. Lee, C. Zhou, C.J. Su, Y.F.Gao^{*}, G.M. Pharr
"Similarity relationships in creep contacts and applications in nanoindentation tests."
Mat. Res. Soc. Symp. Proc. Vol. 1224, FF0708, 2010
[PDF]
[Erratum]
[DOI].
6.
T.L. Li, J.H. Lee, Y.F. Gao^{*}, "Finite element studies of
homogeneous and heterogeneous dislocation nucleation based on the RicePeierls framework."
Mat. Res. Soc. Symp. Proc. Vol. 1363, RR0301, 2011
[PDF]
[DOI].
7.
Y. Yang, D. Han, Y.F. Gao^{*}, W. Zhang, J.R. Bunn, E.A. Payzant, J. Penso,
Z.L. Feng^{*}, "Residual stress modeling and advanced diffraction measurements of 347H steel weldments."
Proceedings of the ASME 2022 Pressure Vessels & Piping Conference, PVP202285608, 2022
[DOI.
8.
Y. Wang^{*}, Y. Yang, Y.F. Gao, J. Penso, Z.L. Feng^{*}, "A study of stress
relaxation cracking mechanism in a 347H steel pipeshoe weldment after fiveyear service."
Proceedings of the ASME 2023 Pressure Vessels & Piping Conference, PVP2023105755, 2023
[DOI].
9.
Y. Yang, Y.F. Gao, Z.L. Feng^{*}, J.R. Bunn, E.A. Payzant, J. Penso^{*},
"Residual stress in 347H weldments: influence of various thermal treatment on residual stress reduction."
Proceedings of the ASME 2024 Pressure Vessels & Piping Conference, PVP2024124579, 2024.
Other Publications
1.
P.K. Liaw, W.H. Jiang, G.J. Fan, H. Choo, and Y.F. Gao, (eds.), special issue of
Symposium on Bulk Metallic Glasses IV (TMS Annual Spring Meeting, Orlando, FL, 2/26~3/1/2007),
Metallurgical and Materials Transactions A, Vol. 39, No. 8, p. 1761, August 2008
[DOI].
2.
P.K. Liaw, W.H. Jiang, H. Choo, and Y.F. Gao, (eds.), special issue of
Symposium on Bulk Metallic Glasses V (TMS Annual Spring Meeting, New Orleans, LA, 3/9~3/13/2008),
Advanced Engineering Materials, Vol. 10, No. 11, p. 995, November 2008
[DOI].
3.
P.K. Liaw, H. Choo, Y.F. Gao, and G.Y. Wang (eds.), special issue of
Symposium on Bulk Metallic Glasses VI (TMS Annual Spring Meeting, San Francisco, CA, 2/15~2/19/2009),
Metallurgical and Materials Transactions A, Vol. 41, No. 7, p. 1627, July 2010
[DOI].
4.
Journal of Materials Research, Focus Issue: SelfAssembly and Directed Assembly of Advanced Materials,
Vol. 26, No. 2, January 2011
[PDF].
Guest editors (A. Goyal, J. Narayan, and Q. Lin), Principal editors (D.H. Gracias,
Yanfei Gao, J.J. Watkins, A. Saiani, and Z. Lin).
5.
P.K. Liaw, G.Y. Wang, H. Choo, and Y.F. Gao (eds.), special issue of
Symposium on Bulk Metallic Glasses VII (TMS Annual Spring Meeting, Seattle, WA, 2/14~2/18/2010),
Metallurgical and Materials Transactions A, Vol. 42, No. 6, p. 1449, June 2011
[DOI].
6.
P.K. Liaw, G.Y. Wang, H. Choo, and Y.F. Gao (eds.), special issue of
Symposium on Bulk Metallic Glasses VIII (TMS Annual Spring Meeting, San Diego, CA, 2/27~3/3/2011),
Metallurgical and Materials Transactions A, Vol. 43, No. 8, p. 2591, August 2012
[DOI].
7.
P.K. Liaw, G.Y. Wang, H. Choo, and Y.F. Gao (eds.), special issue of
Symposium on Bulk Metallic Glasses IX (TMS Annual Spring Meeting, Orlando, FL, 3/11~3/15/2012),
Metallurgical and Materials Transactions A, Vol. 44, No. 5, p. 1979, May 2013
[DOI].
8.
P.K. Liaw, G.Y. Wang, H. Choo, and Y.F. Gao (eds.), special issue of
Symposium on Bulk Metallic Glasses X (TMS Annual Spring Meeting, San Antonio, TX, 3/3~3/7/2013),
Metallurgical and Materials Transactions A, Vol. 45, No. 5, p. 2351, May 2014
[DOI].
9.
P.K. Liaw, G.Y. Wang, H. Choo, and Y.F. Gao (eds.), special issue of
Symposium on Bulk Metallic Glasses XI (TMS Annual Spring Meeting, San Diego, CA, 2/16~2/20/2014),
Metallurgical and Materials Transactions A, Vol. 46, No. 6, p. 2380, June 2015
[DOI].
10.
X. Xie, G.Y. Wang, H. Choo, Y.F. Gao, and P.K. Liaw (eds.), special issue of
Symposium on Bulk Metallic Glasses XII (TMS Annual Spring Meeting, Orlando, FL, 3/15~3/19/2015),
Metallurgical and Materials Transactions A, Vol. 48, No. 4, p. 1544, April 2017
[DOI].
11.
M.C. Gao^{*}, E.W. Huang, Y.F. Gao, R. Maass, H. Choo, Y.F. Shi,
S.Y. Lee, X. Xie, G.Y. Wang, L. Jiang, Preface to Innovations in High Entropy Alloys and Bulk
Metallic Glasses in Honor of Peter K. Liaw, Metallurgical and Materials Transactions A,
Vol. 52, pp. 36713673, 2021
[DOI].
