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Effect of Al content on nanoprecipitates, austenite grain growth and toughness in coarse-grained heat-affected zones of Al–Ti–Ca deoxidized shipbuilding steels: 《International Journal of Minerals,Metallurgy and Materials》2025年第4期879-891,共13页Tingting Li Jian Yang Yinhui Zhang Han Sun Yanli Chen Yuqi Zhang; support from the National Natural Science Foundation of China (No. U1960202);the Opening Foundation from Shanghai Engineering Research Center of Hot Manufacturing, China (No. 18DZ2253400)。; This work focuses on the influence of Al content on the precipitation of nanoprecipitates,growth of prior austenite grains(PAGs),and impact toughness in simulated coarse-grained heat-affected zones (CGHAZs) of two exp...; 关键词：oxide metallurgy Al–Ti–Ca deoxidization Al content PRECIPITATES coarse-grained heat-affected zone

A coarse-grained bonded particle model for large-scale rock simulation: 《Rock Mechanics Bulletin》2024年第4期58-69,共12页Chengshun Shang Liping Li Kaiwei Chu Zongqing Zhou Guillermo Casas Wenfeng Tu Yuxue Chen Shangqu Sun; supported by the National Science Foundation for Distinguished Young Scholars of China(Grant No.52025091);the Taishan Scholars Program(NO.tsqn202312192);the Youth Innovation Team of Shandong Higher Education Institutions(2022KJ214)。; For solving the computationally intensive problem encountered by the discrete element method(DEM)in simulating large-scale engineering problems,it is essential to establish a numerical model that can effectively simul...; 关键词：Numerical simulation Discrete element method(DEM) Coarse-grained bonded particle model(CGBPM) Large-scale rock

Predicting the assembly/disassembly order of protein complexes via coarse-grained simulations: 《中国科学技术大学学报》2024年第12期7-15,I0002,I0008,共11页Yunxiao Lu Xin Liu Zhiyong Zhang; This work was supported by the National Key Research and Development Program of China(2021YFA1301504);the Chinese Academy of Sciences Strategic Priority Research Program(XDB37040202);the National Natural Science Foundation of China(91953101).; The assembly of a protein complex is very important for its biological function,which can be investigated by determining the order of assembly/disassembly of its protein subunits.Although static structures of many pro...; 关键词：protein complexes assembly/disassembly order coarse-grained simulations native contacts

Selection and application of wavelet transform in high-frequency sequence stratigraphy analysis of coarse-grained sediment in rift basin: 《Petroleum Science》2024年第5期3016-3028,共13页Ling Li Zhi-Zhang Wang Shun-De Yin Wei-Fang Wang Zhi-Chao Yu Wen-Tian Fan Zhi-Heng Zhang; Wavelet transformation is a widely used method in high-frequency sequence stratigraphic analysis.However, the application is problematic since different wavelets always return the same sequence analysis results. To ad...; 关键词：Wavelet analysis High-resolution sequence Sedimentary cyclicity Asymmetric wavelets

Maximizing precipitation hardening effect enables ultrahigh strength in a coarse-grained Mg-13Gd forging alloy: 《Journal of Magnesium and Alloys》2024年第10期4119-4125,共7页Dongdong Zhang Hucheng Pan Zhihao Zeng Weineng Tang Jingren Li Hongbo Xie Rongguang Li Yuping Ren Gaowu Qin; supported by National Key Research and Development Program of China(2021YFB3701002);National Natural Science Foundation of China(nos.U2167213,51971053 and 52201111);China Postdoctoral Science Foundation(no.2022M710628);H.C.Pan acknowledges the financial assistance from Young Elite Scientists Sponsorship Program by China Association for Science and Technology(2019-2021QNRC001-003);the fund from the Fundamental Research Funds for the Central Universities(N2202020).; In this work,a new strategy for achieving ultrahigh strength in the coarse-grained Mg-Gd binary alloy via utilizing recrystallization texture hardening and maximizing precipitation strengthening has been reported.Forg...; 关键词：Magnesium alloy Precipitation strengthening TEXTURE Forging.

太阳能直接辐照下碳酸钙颗粒的粗颗粒CFD-DEM模拟: 《工程热物理学报》2024年第10期2877-2884,共8页郑杭滨刘向雷宣益民; 国家自然科学基金项目(No.51820105010);江苏省研究生科研与实践创新项目(No.KYCX21_0210)。; 钙基热化学储热材料具有无毒、储能密度高、与超临界CO_(2)热力循环相容性好等优点,是下一代高温太阳能热发电站极具潜力的储能候选材料之一。但是,常规热化学储热技术是采用基于间接表面吸收式反应器,这种技术具有高热损失低效率等劣...; 关键词：气固两相流流化床热化学储热太阳能 coarse-grained方法蒙特卡洛法

Role of Crystal Seed in Aluminum Hydroxide Crystallization from Ammonia System with Added NH_(4)Al(SO_(4))_(2)·12H_(2)O: 《Journal of Wuhan University of Technology(Materials Science)》2024年第4期945-953,共9页王俊凯李来时 LIU Feng WANG Yuzheng 吴玉胜; Funded by the National Natural Science Foundation of China(No.51974188);the Liaoning Revitalization Talents Program(No.XLYC2008014)。; A method to promote aluminum hydroxide crystal growth through pickling Al(OH)_(3)as seed in the ammonia system was proposed to overcome these defects.The experimental results show that,under the conditions of pickling...; 关键词：reactive crystallization coarse-grained Al(OH)_(3) crystal seed crystal growth process

Trackingδ13C andδ18O fluctuations uncovers stable modes and key patterns of paleoclimate: 《Geoscience Frontiers》2024年第4期115-133,共19页Shifeng Sun Haiying Wang Yongjian Huang; supported by 2022 Subject Development Research Fund Project of China University of Geosciences,Beijing(Grant No.2022XK211);2023 Graduate Innovation Fund Project of China University of Geosciences,Beijing(Grant No.YB2023YC014);supported by the National Natural Science Foundation of China(Grant No.42174149 and No.42272134).; The examination of fluctuations in the correlations betweenδ13C andδ18O is of significant importance for the reconstruction of the Earth's climate history.A key challenge in paleoclimatology is finding a suitable me...; 关键词：Cenozoic climate dynamics Correlation analysis Complex network Coarse-grained methods Phase space reconstruction

Simulation of the L-valve in the circulating fluidized bed with a coarse-grained discrete particle method: 《Particuology》2024年第7期266-280,共15页Ruixiang Tang Zheng Zou Ji Xu Junwu Wang Qingshan Zhu Hongzhong Li; the National Natural Science Foundation of China(grant No.22278404),and the Science Fund for Creative Research Groups of the National Natural Science Foundation of China(grant No.21921005);the National Key Research and Development Program of China(grant No.2023YFC2908002);the State Key Laboratory of Multiphase Complex Systems(grant No.MESO-23-A03).; Stable and controllable solid flow is essential in circulating fluidized bed (CFB) systems. The L-valve is a typical non-mechanical valve that can provide flexible solid feeding. The investigation of the solid circula...; 关键词：L-valve Circulating fluidized bed Full loop Discrete particle method Gas-solid flow

Formation and strengthening mechanism of kink bands in an ultra-coarse-grained Fe-Cr-Al alloy: 《Journal of Materials Science & Technology》2024年第19期1-14,共14页Wei Luo Teng Xue Ding Zuo Jingze Cheng Zhe Liu Huiqun Liu; financially supported by the National Natural Science Foundation of China(No.U1867201);Key Project of Nuclear Safety and Advanced Nuclear Technology(No.2019YFB1901002);“the Project supported by State Key Laboratory of Powder Metallurgy”,Central South University,Changsha,China。; Fe-Cr-Al alloys,owing to their absence of allotropic transformation,require multiple cycles of rolling and recrystallization annealing processes to achieve substantial grain refinement,ultimately leading to the attain...; 关键词：Fe-Cr-Al alloy Kink bands(KBs) Heterogenous refinement Hetero-deformation induced(HDI) strengthening KBs boundary delamination

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