Zobrazeno 1 - 10
of 183
pro vyhledávání: '"Xiangfeng Zhang"'
Publikováno v:
Pediatric Rheumatology Online Journal, Vol 22, Iss 1, Pp 1-6 (2024)
Abstract Objectives To characterize the clinical features and to identify the predictors of recurrence of histiocytic necrotizing lymphadenitis (HNL) in Chinese children. Study design This study retrospectively analyzed the clinical characteristics,
Externí odkaz:
https://doaj.org/article/1d7be1d2cbab437d86084eac1c63d255
Publikováno v:
Sensors, Vol 24, Iss 10, p 3234 (2024)
Gearboxes operate in challenging environments, which leads to a heightened incidence of failures, and ambient noise further compromises the accuracy of fault diagnosis. To address this issue, we introduce a fault diagnosis method that employs singula
Externí odkaz:
https://doaj.org/article/c4cce6b48e8249d78a31cf5b8607606d
Publikováno v:
Applied Sciences, Vol 14, Iss 10, p 4294 (2024)
A gearbox compound fault intelligent diagnosis method based on the period group sparse model is proposed for the problem that the fault features are coupled with each other and the fault components are superimposed on each other and difficult to be s
Externí odkaz:
https://doaj.org/article/a5ca8bfea6044821ad71378d66fcffe4
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 348-358 (2023)
CuCr alloys are the main contact materials used in medium-voltage and high-current vacuum interrupters. In this paper, the effect of large plastic deformation on microstructure and the transverse/longitudinal thermal conductivity of CuCr30 contact ma
Externí odkaz:
https://doaj.org/article/120263f1f90f4928ae690bf84c3c9f44
Publikováno v:
Molecules, Vol 29, Iss 9, p 2002 (2024)
Carbon quantum dots are a novel form of carbon material. They offer numerous benefits including particle size adjustability, light resistance, ease of functionalization, low toxicity, excellent biocompatibility, and high-water solubility, as well as
Externí odkaz:
https://doaj.org/article/6a94f8aa2f4d41ee8cda0c2ae87a1413
Publikováno v:
IEEE Access, Vol 10, Pp 100976-100986 (2022)
Reliable tracking of the plume by the robot is the key to achieving plume source localization. To address the problem of low success rate and long search time of robot source location due to the unavailability of reliable information on gas diffusion
Externí odkaz:
https://doaj.org/article/d46befa29263467e86442a7867850616
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss , Pp 2837-2847 (2021)
Cu–Al2O3 composites are widely used in electrical contact fields because of their excellent electrical conductivity, thermal conductivity and arc erosion resistance. (WC + SiCw)/Cu–Al2O3 composites with better properties were prepared by powder m
Externí odkaz:
https://doaj.org/article/f6f236c5292246f9a8e10320ceaff58f
Autor:
Fang Zhao, Yan Meng, Yue Wang, Siqi Fan, Yu Liu, Xiangfeng Zhang, Chenyang Ran, Hongxin Wang, Meili Lu
Publikováno v:
Frontiers in Pharmacology, Vol 13 (2022)
Vascular endothelial dysfunction (VED) is linked with the pathogenesis of obstructive sleep apnea (OSA) comorbidities, such as cardiovascular disease. Astragaloside IV (As-IV) has exhibited significant improvement for endothelial dysfunction. Nonethe
Externí odkaz:
https://doaj.org/article/1d8dde1ca2ce46c79afe0c687dcfe743
Publikováno v:
Energies, Vol 16, Iss 10, p 4164 (2023)
Gearbox fault diagnosis is vital to ensure the efficient operation of rotating machinery, and most gearbox faults in industrial production occur in the form of compound faults. To realize the diagnosis of compound faults in gearboxes at different spe
Externí odkaz:
https://doaj.org/article/ba09d8e55c7e4c3ea760423ec5e1abe7
Publikováno v:
Sensors, Vol 23, Iss 10, p 4792 (2023)
Gearboxes are utilized in practically all complicated machinery equipment because they have great transmission accuracy and load capacities, so their failure frequently results in significant financial losses. The classification of high-dimensional d
Externí odkaz:
https://doaj.org/article/82e4cd898b1f462e9e419b5f30764bc5