Zobrazeno 1 - 10
of 7 113
pro vyhledávání: '"CUI Yan"'
Publikováno v:
Guoji Yanke Zazhi, Vol 24, Iss 6, Pp 906-911 (2024)
Exosomes are extracellular vesicles with a diameter of 40-100 nm, which contain a variety of functionally active substances such as proteins, microRNAs, and they are transported into the cell via different pathways. Studies have confirmed that exosom
Externí odkaz:
https://doaj.org/article/b3a33892402e4fdab46e6e2ed2912d1f
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 4, Pp 110-119 (2024)
The medium and high volume fraction SiCp/Al composites were prepared by hot isostatic pressing powder metallurgy process with volume fractions of 35%, 45% and 55% using 2024 and 6061 aluminum alloys as the matrix, respectively. The effect of matrix a
Externí odkaz:
https://doaj.org/article/f440ffbd3ec546c7bd0d120562b7d739
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 1, Pp 249-258 (2024)
AlxCoCrFeNi (0.5≤x≤0.8) high-entropy alloys were prepared by arc-melting method and the effect of 1100 ℃ heat treatment on the microstructure and mechanical properties of the alloys was investigated. The results show that the as-cast AlxCoCrFeN
Externí odkaz:
https://doaj.org/article/516ab342d0624230ab313757cab513e4
Autor:
Jia Xiaojian, Cui Yan, Patro Rojalini, Venkatachalam Selvakumar, Kanday Rajeev, Turayevich Jumaniyazov Inomjon
Publikováno v:
Nonlinear Engineering, Vol 12, Iss 1, Pp 1035-48 (2023)
In order to solve the coordinated operation of voltage and frequency of microgrids and achieve effective distribution of output power, we propose the application of fractional-order nonlinear equations in coordination. This method designs a distribut
Externí odkaz:
https://doaj.org/article/af481f406af7400d8ebf652a63dd2e93
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
Personalized assessment of English instructors’ instruction quality is one of the key initiatives to improve the quality of English teaching. This paper proposes an EM-AGA-BP model for English teachers to assess instruction quality. The entropy val
Externí odkaz:
https://doaj.org/article/778b96d9eefc42f3ae87feee91d3ba1e
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract This paper introduces a novel focusing method Refraction Topography (RT) for wide-angle refraction measurement. The agreement of the test results obtained using RT is evaluated against simulation results and expected refraction. RT develops
Externí odkaz:
https://doaj.org/article/fe616b0b5c5c499693e951e2c8d44e3a
Publikováno v:
E3S Web of Conferences, Vol 560, p 01014 (2024)
Given the significant titanium resources in Yunnan Province, discuss the economic viability of their development and utilization. This paper presents an overview of the titanium ore resources and the process of titanium slag smelting in Yunnan Provin
Externí odkaz:
https://doaj.org/article/f7d0bf5ae7644ee6b2cdcb3871c16cc6
Autor:
CUI Yan, GE Haiping
Publikováno v:
Zhenduanxue lilun yu shijian, Vol 21, Iss 06, Pp 726-729 (2022)
Objective: To explore the incidence of nutritional risk in elderly stroke patients and the significance of nutritional screening. Methods: A total of 490 elderly stroke patients admitted to the Rehabilitation Department of Xuhui District Central Hosp
Externí odkaz:
https://doaj.org/article/78f0f8f50f754263b336c14a068dfa25
Publikováno v:
Science and Engineering of Composite Materials, Vol 29, Iss 1, Pp 500-507 (2022)
Graphite flakes/Al composites are promising thermal management materials due to high thermal conductivity (TC) in basal plane orientation, matched coefficient of thermal expansion, and good machinability. In this article, the acoustic mismatch model
Externí odkaz:
https://doaj.org/article/aa1442a5d8684bdcb1eae3f264392f28
Publikováno v:
Shanghai yufang yixue, Vol 34, Iss 6, Pp 559-562 (2022)
ObjectiveTo analyze the epidemiological characteristics of scarlet fever in Putuo District, Shanghai from 2015 to 2020, and provide a basis for formulating effective prevention and control measures.MethodsThe data of scarlet fever cases from Janu
Externí odkaz:
https://doaj.org/article/e605866a66fb459ca92cd7ae79b08798