Results 71 to 80 of about 2,098,811 (294)

Research on CFD numerical simulation of an oblique tee and the influencing factors of heat transfer

open access: yesJournal of Hebei University of Science and Technology, 2019
In order to study the flow and heat transfer process of the fluid in an obliquetee, the CFD simulation of flow and heat transfer processes of the fluid in oblique tee with the included angle of 20°~90°, the velocity ratio of 2~3.5 and the branch position
Hairong ZHU   +3 more
doaj   +1 more source

Letter with attachment: Paul M. Angle to Ida M. Tarbell, May 15, 1933

open access: yes, 1933
Letter with photostat of Berry ...
Angle, Paul M.
core  

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Overcoming manufacturing limits by decoupling thermal-mechanical instability during laser powder bed fusion of thin-walled GH4169 structures

open access: yesJournal of Materials Research and Technology
Laser Powder Bed Fusion (LPBF) enables the fabrication of complex lightweight thin-walled structures; however, manufacturing instability becomes increasingly pronounced at reduced wall thicknesses and low overhang angles.
Jinwen Zou   +6 more
doaj   +1 more source

Akkadian turru (ṭurru B) “corner angle”, and the walls of Babylon [PDF]

open access: yesZeitschrift für Assyriologie und vorderasiatische Archäologie, 2008
This article (a) examines the Akkadian word turru, sometimes turru, in architectural contexts and finds it to designate an angle at the intersection of two walls. In the light of this discovery the article goes on (b) to elucidate passages of Nebuchadnezzar II's inscriptions that describe his construction of the defences of Babylon on either side of ...
openaire   +1 more source

Boundary value determination of contact angle. [Between liquid solder and vertical cylindrical wall]

open access: yes, 1978
Success in a soldering operation depends on the ability of the solder to wet the surfaces of the parts to be joined. Wetting is a function of the cleaning method and is measured by the contact angle.
Emery, J.D.
core  

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Reliability analysis for stability of the gravity retaining wall under mountain torrent

open access: yesSystems Science & Control Engineering, 2020
The damage of roadbed retaining wall caused by mountain torrent is the most common disaster in geotechnical engineering. Based on the central point method, a reliability analysis model of the gravity retaining wall under mountain torrent load was ...
He Wang   +4 more
doaj   +1 more source

Study of heat shielding qualities of brick wall angle with additional insulation located on the outside fences [PDF]

open access: yes, 2017
The results of theoretical studies of heat-shielding properties of the angle of external wall a residential building are presented. The brick wall thickness of 510 mm was considered.
Yurin Oleg   +13 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

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