Works (21)

Updated: April 11th, 2023 10:13

2020 journal article

Competition between shear localization and tensile detwinning in twinned nanowires

PHYSICAL REVIEW MATERIALS, 4(2).

By: S. Yin*, G. Cheng, Y. Zhu & H. Gao*

Source: Web Of Science
Added: March 23, 2020

2020 journal article

In-situ TEM study of dislocation interaction with twin boundary and retraction in twinned metallic nanowires

ACTA MATERIALIA, 196, 304–312.

author keywords: Dislocation slip; Twin boundary; Recoverable plasticity; MD simulations; In-situ TEM
Source: Web Of Science
Added: August 31, 2020

2019 journal article

Atomic structure of gamma '' phase in Mg-Gd-Y-Ag alloy induced by Ag addition

PHILOSOPHICAL MAGAZINE, 99(16), 1957–1969.

By: X. Sha*, L. Xiao*, X. Chen*, G. Cheng, Y. Yu*, D. Yin*, H. Zhou

author keywords: Mg alloys; precipitation; HAADF-STEM; microstructural analysis
Source: Web Of Science
Added: May 20, 2019

2019 journal article

Hydrogen embrittlement in metallic nanowires

NATURE COMMUNICATIONS, 10.

By: S. Yin*, G. Cheng, T. Chang, G. Richter*, Y. Zhu & H. Gao*

Source: Web Of Science
Added: May 20, 2019

2019 journal article

In Situ Nano-thermomechanical Experiment Reveals Brittle to Ductile Transition in Silicon Nanowires

NANO LETTERS, 19(8), 5327–5334.

By: G. Cheng, Y. Zhang*, T. Chang, Q. Liu*, L. Chen*, W. Lu*, T. Zhu*, Y. Zhu

author keywords: Brittle to ductile transition; dislocation; plasticity; silicon nanowire; in situ TEM
Source: Web Of Science
Added: September 3, 2019

2019 journal article

Transition of Deformation Mechanisms in Single-Crystalline Metallic Nanowires

ACS NANO, 13(8), 9082–9090.

By: S. Yin*, G. Cheng, G. Richter*, H. Gao* & Y. Zhu

author keywords: dislocation slip; twinning; plasticity; nanowire; in situ TEM
Source: Web Of Science
Added: September 23, 2019

2017 journal article

Anomalous Tensile Detwinning in Twinned Nanowires

PHYSICAL REVIEW LETTERS, 19(25).

By: G. Cheng, S. Yin*, T. Chang, G. Richter*, H. Gao* & Y. Zhu

Source: Web Of Science
Added: August 6, 2018

2017 journal article

On the origin and behavior of irradiation-induced c-component dislocation loops in magnesium

ACTA MATERIALIA, 131, 457–466.

By: W. Xu, Y. Zhang*, G. Cheng, S. Mathaudhu*, R. Scattergood, C. Koch, E. Lavernia*, Y. Zhu

author keywords: In situ transmission electron microscopy; C-component dislocation loop; Atomic structure; Magnesium; Stacking faults
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Evolution of Irradiation-Induced Vacancy Defects in Boron Nitride Nanotubes

SMALL, 12(6), 818–824.

By: G. Cheng, S. Yao, X. Sang, B. Hao*, D. Zhang*, Y. Yap*, Y. Zhu

author keywords: boron nitride; nanotubes; electron irradiation; TEM; irradiation-induced defects; vacancy defects
Source: Web Of Science
Added: August 6, 2018

2016 journal article

On the size-dependent elasticity of penta-twinned silver nanowires

EXTREME MECHANICS LETTERS, 8, 177–183.

By: T. Chang, G. Cheng, C. Li & Y. Zhu

author keywords: Nanowires; Nanomechanics; Elasticity size effect
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Design and operation of silver nanowire based flexible and stretchable touch sensors

JOURNAL OF MATERIALS RESEARCH, 30(1), 79–85.

By: Z. Cui, F. Poblete n, G. Cheng, S. Yao, X. Jiang & Y. Zhu

Source: Web Of Science
Added: August 6, 2018

2015 journal article

Large anelasticity and associated energy dissipation in single-crystalline nanowires

Nature Nanotechnology, 10(8), 687–691.

Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2015 journal article

Recoverable plasticity in penta-twinned metallic nanowires governed by dislocation nucleation and retraction

NATURE COMMUNICATIONS, 6.

Source: Web Of Science
Added: August 6, 2018

2015 journal article

Strain Hardening and Size Effect in Five-fold Twinned Ag Nanowires

NANO LETTERS, 15(6), 4037–4044.

By: S. Narayanan*, G. Cheng, Z. Zeng*, Y. Zhu & T. Zhu*

author keywords: Nanowire; twin boundary; strain hardening; size effects; in situ experiment; molecular dynamics
Source: Web Of Science
Added: August 6, 2018

2014 journal article

A new metastable precipitate phase in Mg-Gd-Y-Zr alloy

PHILOSOPHICAL MAGAZINE, 94(21), 2403–2409.

By: H. Zhou, W. Xu, W. Jian, G. Cheng, X. Ma n, W. Guo*, S. Mathaudhu, Q. Wang*, Y. Zhu

author keywords: magnesium alloys; metastable phases; base-centred orthorhombic structure; phase transformations
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

Mechanical Properties of Silicon Carbide Nanowires: Effect of Size-Dependent Defect Density

NANO LETTERS, 14(2), 754–758.

By: G. Cheng, T. Chang, Q. Qin, H. Huang* & Y. Zhu

author keywords: Size effect; ultrahigh strength; in situ tensile testing; brittle fracture; nanomechanics
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Dislocations with edge components in nanocrystalline bcc Mo

Journal of Materials Research, 28(13), 1820–1826.

By: G. Cheng, W. Xu, W. Jian, H. Yuan, M. Tsai, Y. Zhu, Y. Zhang*, P. Millett*

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2013 journal article

In-situ atomic-scale observation of irradiation-induced void formation

NATURE COMMUNICATIONS, 4.

By: W. Xu, Y. Zhang*, G. Cheng, W. Jian, P. Millett*, C. Koch, S. Mathaudhu*, Y. Zhu

Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Morphology, structure and composition of precipitates in Al0.3CoCrCu0.5FeNi high-entropy alloy

INTERMETALLICS, 32, 329–336.

By: M. Tsai, H. Yuan n, G. Cheng, W. Xu, K. Tsai*, C. Tsai*, W. Jian, C. Juan* ...

author keywords: Precipitates; Microstructure; Widmanstatten morphology; Electron microscopy; transmission
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Physics and model of strengthening by parallel stacking faults

Applied Physics Letters, 103(13), 133108.

By: W. Jian, G. Cheng, W. Xu, C. Koch, Q. Wang, Y. Zhu, S. Mathaudhu

Sources: Web Of Science, Crossref, ORCID
Added: August 6, 2018

2013 journal article

Significant hardening due to the formation of a sigma phase matrix in a high entropy alloy

INTERMETALLICS, 33, 81–86.

By: M. Tsai, H. Yuan, G. Cheng, W. Xu, W. Jian, M. Chuang*, C. Juan*, A. Yeh* ...

author keywords: Age-hardening; Precipitates; Electron microscopy, transmission
Sources: Web Of Science, ORCID
Added: August 6, 2018