Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Chengdong Xia"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 4477-4486 (2024)
Twins play a crucial role in elucidating the structure and deformation characteristics of materials. However, in materials with low-symmetry crystal structures, solving the twin relationships remains a challenging task. In this study, we propose a ge
Externí odkaz:
https://doaj.org/article/449bf2bd66c841b2b978d3f59275e00c
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03489- (2024)
Predicting the strength of asphalt mixtures with different specifications under various conditions was a highly challenging task. The standard strength test lacked consideration of multiple factors, resulting in an inability to accurately characteriz
Externí odkaz:
https://doaj.org/article/3991d8a1c90d46128c2727f43bf5cad1
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 948-960 (2023)
The friction-wear properties of conductive elastic connectors are rarely reported but are important. The Cu–8Ti-0.4Cr-0.4 Mg, Cu–8Ti-0.4Cr-0.4Mg-0.3Al, Cu–8Ti-0.4Cr-0.4Mg-0.3Fe (in atom%) were fabricated and studied, and after treated by CR 60%
Externí odkaz:
https://doaj.org/article/a2769f3435224fd9b8f55114e866cb73
Publikováno v:
Metals, Vol 14, Iss 5, p 551 (2024)
In the present study, the hot roll bonding process of 7000 series aluminum alloy laminated materials was numerically simulated and investigated using the finite element method, and the process parameters were experimentally verified by properties tes
Externí odkaz:
https://doaj.org/article/2c9bc17551ea4dde89c9d4aae3e3fbc6
Publikováno v:
Frontiers in Endocrinology, Vol 14 (2023)
AimThis study aims to assess the association between sodium–glucose cotransporter type-2 inhibitor (SGLT-2i) treatment and muscle atrophy in patients with type 2 diabetes mellitus (T2DM).MethodsWe searched six databases from 1 January 2012 to 1 May
Externí odkaz:
https://doaj.org/article/44452fc044ff4676957895455a2711e2
Publikováno v:
Metals, Vol 14, Iss 2, p 142 (2024)
The effects of Si, Fe and Zr elements on the high temperature properties and microstructure of ultrathin 3003mod aluminum alloy fins were studied by means of high-temperature tensile tests, sagging tests and microstructure analyses. The results show
Externí odkaz:
https://doaj.org/article/a21cf90be1214c3aaeab2a8e219ca94b
Publikováno v:
Crystals, Vol 13, Iss 3, p 518 (2023)
Coarse particles in Cu-0.39Cr-0.24Zr-0.12Ni-0.027Si alloy were studied with scanning electron microscopy and transmission electron microscopy. Three types of coarse particles were determined: a needle-like Cu5Zr intermetallic phase, a nearly spherica
Externí odkaz:
https://doaj.org/article/621f63a5284c4b688e338232439f5e4d
Autor:
Chengdong Xia, Xiuli Zhang, Tianshu Cao, Jiannong Wang, Cuidan Li, Liya Yue, Kaifeng Niu, Yicheng Shen, Guannan Ma, Fei Chen
Publikováno v:
Frontiers in Endocrinology, Vol 11 (2020)
Around 9% of the adult population in the world (463 million) suffer from diabetes mellitus. Most of them (~90%) belong to type 2 diabetes mellitus (T2DM), which is a common chronic metabolic disorder, and the number of cases has been reported to incr
Externí odkaz:
https://doaj.org/article/6b91026c2d5d470dbaaef4d39ce1f9f1
Publikováno v:
Frontiers in Materials, Vol 7 (2020)
The objective of this research was to improve the scientificity of the design method of the cold patching asphalt mixture (CPAM). Firstly, the curing temperature for CPAM was optimized. In addition, based on the traditional Marshall mix design method
Externí odkaz:
https://doaj.org/article/2a54997edea044aca47301e10ba2bbb4
Autor:
CHENGDong-xia(程东霞), ZHENGHai-ying(郑海鹰)
Publikováno v:
Zhejiang Daxue xuebao. Lixue ban, Vol 40, Iss 4, Pp 406-410 (2013)
从具有不耐烦顾客和修理工多重延误休假的角度，利用马尔可夫过程理论、稳态平衡方程、母函数方程的方法，研究两部件（服务台）并联的可修排队系统，并求出稳态平均队长，从而检测
Externí odkaz:
https://doaj.org/article/a9be5dcc7a9c4b29819285d663925143