NANOGRAINS

作品数：19被引量：27H指数：3
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Grain size effect on precipitation behavior of nanostructured Inconel 718
《Journal of Materials Science & Technology》2024年第35期55-66,共12页Y.G.Tang B.B.Zhang B.Gan X.Y.Li 
supported by the Strategic Pri-ority Research Program of the Chinese Academy of Sciences(No.XDB0510400);the National Natural Science Foundation of China(No.52225102);the Youth Innovation Promotion Association CAS(No.2023201).
To provide insight into the effect of grain size on the precipitation behavior ofγstrengthening super-alloy Inconel 718,a gradient nanostructure with a large grain size span(from 9 nm to tens of microns)along the dep...
关键词：Inconel 718 PRECIPITATION Grain size effect NANOGRAINS 
Microstructure features induced by fatigue crack initiation up to very-high-cycle regime for an additively manufactured aluminium alloy
《Journal of Materials Science & Technology》2024年第6期247-260,共14页Xiangnan Pan Leiming Du Guian Qian Youshi Hong 
financially supported by the National Natural Science Foundation of China(No.11932020).
Fatigue failure can still occur beyond 107 cycles,i.e.very-high-cycle fatigue(VHCF),in many metallic materials,such as aluminium alloys and high-strength steels.For VHCF of high-strength steels,a fine granular area(FG...
关键词：Aluminium alloy Additive manufacturing NANOGRAINS Very-high-cycle fatigue(VHCF) Crack initiation Mean stress 
Thermal stability of nanograins with grain boundary relaxation in microalloyed Cu-Sb and Cu-Fe被引量：2
《Journal of Materials Science & Technology》2023年第24期66-71,共6页R.J. Zhu X.Zhou X.Y. Li 
financially supported by the Ministry of Science&Technology of China(Nos.2017YFA0204401 and 2017YFA0700700);the National Natural Science Foundation of China(No.52001315).
Grain refinement into nanoscale significantly enhances the strength and hardness of metallic materials but generally reduces the thermal stability by the introduced strong tendency for grain boundary(GB)migration.Stab...
关键词：Thermal stability Grain boundary relaxation Nanograined Cu alloy Segregation PRECIPITATE 
Insight into the growth behaviors of MoS_(2)nanograins influenced by step edges and atomic structure of the substrate
《Nano Research》2022年第8期7646-7654,共9页Shuangyue Wang Ni Yang Mengyao Li Ji Zhang Ashraful Azam Yin Yao Xiaotao Zu Liang Qiao Peter Reece John Stride Jack Yang Sean Li 
the financial support from the Australian Research Council Discovery Program(No.DP190103661).
The step edges and intrinsic atomic structure of single-crystal substrate play a critical role in determining the growth pathways of transition metal dichalcogenide(TMD)grains,particularly whether the TMDs will grow i...
关键词：MoS_(2)nanograins growth behaviors step edges atomic structure Raman spectra evolution UV-vis absorption 
Rich defects and nanograins boosted formaldehyde sensing performance of mesoporous polycrystalline ZnO nanosheets被引量：4
《Rare Metals》2022年第7期2292-2304,共13页Le-Xi Zhang Ming-Mei Zhao Yan-Yan Yin Yue Xing Li-Jian Bie 
financially supported by the National Natural Science Foundation of China (Nos. 21601094, 21401139 and 71804123);Tianjin Municipal Education Commission (No. 2018KJ271)
Comprehensive consideration of structural and electronic sensitization is of significant importance for rational design and assembly of high-performance gas sensors based on metal oxides.In this work,hierarchically me...
关键词：performance POLYCRYSTALLINE GRAIN 
Effect of ultrasonic peening treatment on the fatigue behaviors of a magnesium alloy up to very high cycle regime被引量：2
《Journal of Magnesium and Alloys》2022年第3期659-673,共15页Yao Chen Fulin Liu Chao He Lang Li Chong Wang Yongjie Liu Qingyuan Wang 
supported by the National Natural Science Foundation of China (Nos. 12102280, 12172238, 11832007, 12022208, 12072212, and 52003181);the Science & Technology Support Program of Sichuan Province (Nos. 2020YJ0230, and 2021YJ0555);the Fundamental Research Funds for the Central Universities of China (No.2021SCU12129)
Ultrasonic fatigue tests are performed on a magnesium alloy with and without ultrasonic peening treatment(UPT).Surface enhancement layer leads to the complete change of crack initiation sites.However,crack initiation ...
关键词：Ultrasonic peening treatment Very-high-cycle fatigue Crack initiation mechanism Fine granular area Nanograins. 
Effect of spark plasma sintering and reinforcements on the formation of ultra-fine and nanograins in AA2024-TiB_(2)-Y hybrid composites被引量：1
《Progress in Natural Science:Materials International》2022年第1期79-86,共8页CH.Suresh Vidyasagar D.B.Karunakar 
This study reports the influence of sintering mechanism and reinforcement materials on the formation of ultra-fine and nanograins in Al-TiB_(2)-Y nanohybrid composites.The mechanical properties of the composites and t...
关键词：Hybrid composites Ultra-fine grains Nano grains Spark plasma sintering Nano precipitates Microstructure 
A novel lean alloy of biodegradable Mg-2Zn with nanograins被引量：5
《Bioactive Materials》2021年第12期4333-4341,共9页Wenhui Wang Carsten Blawert Rui Zan Yu Sun Hongzhou Peng Jiahua Ni Pei Han Tao Suo Yang Song Shaoxiang Zhang Mikhail L.Zheludkevich Xiaonong Zhang 
This work was funded by the National Key R&D Program of China(No.2018YFC1106600);the“Science and Technology Innovation 2025”Major Special Project of Ningbo(No.2019B10064).
Lean alloy(low alloyed)is beneficial for long-term sustainable development of metal materials.Creating a nanocrystalline microstructure is a desirable approach to improve biodegradability and mechanical properties of ...
关键词：Magnesium alloy Nanocrystal BIODEGRADABLE ROLLING Microstructure 
Formaldehyde vapour sensing property of electrospun NiO nanograins
《Frontiers of Materials Science》2021年第3期416-430,共15页Roopa Kishore KAMPARA Sonia T. Balamurugan D. Jeyaprakash B.G. 
K.R.K thank Council of Scientific and Industrial Research(CSIR)India for the financial support(09/1095/0017/2016-EMRI);the authors extend to thank the SASTRA Deemed to be University for providing the infrastructural facility to carry out the research work.
Beads free polyvinyl alcohol(PVA)/NiO nanofibers with an average diameter of 400 nm were successfully prepared through the electrospinning method.NiO nanograins were formed along the axis of the nanofiber due to the c...
关键词：electrospinning NANOFIBERS NANOGRAINS PVA vapour sensor NIO FORMALDEHYDE 
Nanograins on Ti-25Nb-3Mo-2Sn-3Zr alloy facilitate fabricating biological surface through dual-ion implantation to concurrently modulate the osteogenic functions of mesenchymal stem cells and kill bacteria被引量：1
《Journal of Materials Science & Technology》2021年第14期31-44,共14页Run Huang Lei Liu Bo Li Liang Qin Lei Huang Kelvin W.K.Yeung Yong Han 
financially supported by the National Natural Science Foundation of China(Nos.81501598,51631007 and 31700860);the China Postdoctoral Science Foundation(No.2017M612052);the Postdoctoral Foundation of Anhui Province(No.2017B211);the General Research Fund of Research Grant Council of Hong Kong(Nos.N HKU725-16,17207719 and 17214516)。
Surface mechanical attrition treatment(SMAT)method is an effective way to generate nanograined(NG)surface on Ti-25 Nb-3 Mo-2 Sn-3 Zr(wt.%)(named as TLM),a kind ofβ-type titanium alloy,and the achieved nanocrystalline...
关键词：β-Type titanium Nanograined surface Ion implantation Stem cells Antibacterial property 
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