Zobrazeno 1 - 10
of 3 728
pro vyhledávání: '"Naca"'
Publikováno v:
Aircraft Engineering and Aerospace Technology, 2024, Vol. 96, Issue 10, pp. 1311-1320.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/AEAT-02-2024-0026
Publikováno v:
Metalurgija, Vol 54, Iss 1-2, Pp 53-56 (2025)
In this work, elevators shaped by NACA 0012 were deployed on the outer surfaces of tubes in a Flat-tube-and-fin heat exchanger, and their structural details were numerically investigated. Then, following an infrared experiment validation, heat transf
Externí odkaz:
https://doaj.org/article/588e4582c7a74c5c982421352b759cb7
Autor:
Paolo Ivan Fiore, Andrea Stefano Monteleone, Jochen Müller, Giuseppe Filardo, Christian Candrian, Martin Riegger
Publikováno v:
Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine, Vol 32, Iss 1, Pp 1-8 (2024)
Abstract Background The early assessment of the severity of polytrauma patients is key for their optimal management. The aim of this study was to investigate the discriminative performance of the NACA score in a large dataset by stratifying the sever
Externí odkaz:
https://doaj.org/article/b99ab4668cfd4b3e83dbf1abab1c2bda
Publikováno v:
Metalurgija, Vol 54, Iss 1-2, Pp 84-86 (2025)
In this work, after the elevators shaped by NACA 0012 were proposed for the Flat-tube-and-fin heat exchanger (FTFHE) with an experimental validation, a signal-to-noise (SNR) analysis was considered for the contribution rate (CR) of structural paramet
Externí odkaz:
https://doaj.org/article/ea4c99e294d544658213e7c81d94284d
Publikováno v:
Semina: Ciências Exatas e Tecnológicas, Vol 45 (2024)
This paper presents wind tunnel data on the aerodynamic characteristics of a NACA4424 airfoil operating under low Reynolds number flow conditions (∼ Re = 2 × 105). The study investigates the lift, drag, and stall behavior of the airfoil, which are
Externí odkaz:
https://doaj.org/article/97f13111dfd14012a2b3faccfcbff5f6
Autor:
Benedikt Gasser, Larissa Haensli
Publikováno v:
Cogent Social Sciences, Vol 10, Iss 1 (2024)
Aim High-altitude mountaineering has become more and more popular, however if female alpinists show different injury pattern is not finally elucidated.Material and methods A retrospective analysis was therefore conducted from the central registry of
Externí odkaz:
https://doaj.org/article/283362af4d084397b776f3b18809c2a2
Autor:
Prithesh Pinto, Srinivas G
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
This research article focuses on improving the efficiency of an axial flow compressor stage, enhancing the stall margin, and optimizing flow parameters. Utilizing the NACA 65 series rotor airfoil with 12 blades, the study employs numerical simulation
Externí odkaz:
https://doaj.org/article/339cde4baf934698b172bde447b2181b
Publikováno v:
Heliyon, Vol 10, Iss 22, Pp e37744- (2024)
Osteosarcoma (OS) is a primary malignant bone tumor in children and young adults because of its intertumoral heterogeneity and absence of molecular targets. This study aimed to elucidate the role of circular RNA in the pathogenesis of OS. Using bioin
Externí odkaz:
https://doaj.org/article/80c96ad38ef24fdf83e0eb5a18770d3d
Autor:
Haiyan Wu, Zuochao Yao, Hongkun Li, Laihai Zhang, Yuying Zhao, Yongwei Li, Yating Wu, Zhenchun Zhang, Jiali Xie, Feixue Ding, Hongming Zhu
Publikováno v:
Journal of Nanobiotechnology, Vol 22, Iss 1, Pp 1-21 (2024)
Abstract Skin aging is characterized by the disruption of skin homeostasis and impaired skin injury repair. Treatment of aging skin has long been limited by the unclear intervention targets and delivery techniques. Engineering extracellular vesicles
Externí odkaz:
https://doaj.org/article/6a58d0513cd44b8aa21a5fb1ea4d7e2d
Publikováno v:
In Energy Conversion and Management 15 January 2025 324