Search Results - "Cheng, Guangming"

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    Strain Hardening and Size Effect in Five-fold Twinned Ag Nanowires by Narayanan, Sankar, Cheng, Guangming, Zeng, Zhi, Zhu, Yong, Zhu, Ting

    Published in Nano letters (10-06-2015)
    “…Metallic nanowires usually exhibit ultrahigh strength but low tensile ductility owing to their limited strain hardening capability. Here we study the unique…”
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    Mechanical Properties of Silicon Carbide Nanowires: Effect of Size-Dependent Defect Density by Cheng, Guangming, Chang, Tzu-Hsuan, Qin, Qingquan, Huang, Hanchen, Zhu, Yong

    Published in Nano letters (12-02-2014)
    “…This paper reports quantitative mechanical characterization of silicon carbide (SiC) nanowires (NWs) via in situ tensile tests inside scanning electron…”
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    Transition of Deformation Mechanisms in Single-Crystalline Metallic Nanowires by Yin, Sheng, Cheng, Guangming, Richter, Gunther, Gao, Huajian, Zhu, Yong

    Published in ACS nano (27-08-2019)
    “…Twinning and dislocation slip are two competitive deformation mechanisms in face-centered cubic (FCC) metals. For FCC metallic nanowires (NWs), the competition…”
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    Recoverable plasticity in penta-twinned metallic nanowires governed by dislocation nucleation and retraction by Qin, Qingquan, Yin, Sheng, Cheng, Guangming, Li, Xiaoyan, Chang, Tzu-Hsuan, Richter, Gunther, Zhu, Yong, Gao, Huajian

    Published in Nature communications (13-01-2015)
    “…There has been relatively little study on time-dependent mechanical properties of nanowires, in spite of their importance for the design, fabrication and…”
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    Hydrogen embrittlement in metallic nanowires by Yin, Sheng, Cheng, Guangming, Chang, Tzu-Hsuan, Richter, Gunther, Zhu, Yong, Gao, Huajian

    Published in Nature communications (01-05-2019)
    “…Although hydrogen embrittlement has been observed and extensively studied in a wide variety of metals and alloys, there still exist controversies over the…”
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    Anisotropic resistance with a 90° twist in a ferromagnetic Weyl semimetal, Co2MnGa by Quirk, Nicholas P., Cheng, Guangming, Manna, Kaustuv, Felser, Claudia, Yao, Nan, Ong, N. P.

    Published in Nature communications (18-10-2023)
    “…Weyl semimetals exhibit exotic magnetotransport phenomena such as the chiral anomaly and surface-to-bulk quantum oscillations (Weyl orbits) due to chiral bulk…”
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    Large anelasticity and associated energy dissipation in single-crystalline nanowires by Cheng, Guangming, Miao, Chunyang, Qin, Qingquan, Li, Jing, Xu, Feng, Haftbaradaran, Hamed, Dickey, Elizabeth C., Gao, Huajian, Zhu, Yong

    Published in Nature nanotechnology (01-08-2015)
    “…Crystalline nanowires with point defects show large anelastic behaviour, leading to efficient mechanical energy dissipation. Anelastic materials exhibit…”
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    In Situ Nano-thermomechanical Experiment Reveals Brittle to Ductile Transition in Silicon Nanowires by Cheng, Guangming, Zhang, Yin, Chang, Tzu-Hsuan, Liu, Qunfeng, Chen, Lin, Lu, Wei D, Zhu, Ting, Zhu, Yong

    Published in Nano letters (14-08-2019)
    “…Silicon (Si) nanostructures are widely used in microelectronics and nanotechnology. Brittle to ductile transition in nanoscale Si is of great scientific and…”
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    Risk and predictors of severe hyperkalemia after total parathyroidectomy without auto-transplantation in patients with secondary hyperparathyroidism by He, Chenchen, Li, Longfei, Pan, Junhao, Cheng, Guangming, Wang, Chunhui, Tang, Yufu

    Published in Frontiers in endocrinology (Lausanne) (18-10-2024)
    “…Objective To identify the risk factors of postoperative severe hyperkalemia after total parathyroidectomy (TPTX) without auto-transplantation in patients with…”
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    In-situ atomic-scale observation of irradiation-induced void formation by Xu, Weizong, Zhang, Yongfeng, Cheng, Guangming, Jian, Weiwei, Millett, Paul C., Koch, Carl C., Mathaudhu, Suveen N., Zhu, Yuntian

    Published in Nature communications (05-08-2013)
    “…The formation of voids in an irradiated material significantly degrades its physical and mechanical properties. Void nucleation and growth involve discrete…”
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    Significant hardening due to the formation of a sigma phase matrix in a high entropy alloy by Tsai, Ming-Hung, Yuan, Hao, Cheng, Guangming, Xu, Weizong, Jian, Weiwei W., Chuang, Ming-Hao, Juan, Chien-Chang, Yeh, An-Chou, Lin, Su-Jien, Zhu, Yuntian

    Published in Intermetallics (01-02-2013)
    “…The hardening in Al0.3CrFe1.5MnNi0.5 high-entropy alloy not only nearly triples the hardness of the alloy, but also shows a quick hardening response and the…”
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    A bi-directional valveless piezoelectric micropump based on the Coanda effect by Zhang, Zheng, He, Lipeng, Zhou, Jianwen, Hu, Dianbin, Hou, Yi, Cheng, Guangming

    “…In this paper, the hydrodynamic characteristics of a piezoelectric micropump operate on the Coanda effect, and the mechanism of bi-directional pumping are…”
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    Risk Factor Analysis and Prediction of Severe Hypocalcemia after Total Parathyroidectomy without Auto-Transplantation in Patients with Secondary Hyperparathyroidism by He, Chenchen, Zhang, Yibing, Li, Longfei, Cheng, Guangming, Zhang, Wei, Tang, Yufu, Wang, Chunhui

    Published in International journal of endocrinology (16-01-2023)
    “…Objective. Our study aimed to develop and validate a nomogram to predict severe hypocalcemia (SH) before total parathyroidectomy (TPTX) without…”
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