Results 101 to 110 of about 5,020,314 (332)

Behaviour of concrete filled stainless steel elliptical hollow sections [PDF]

open access: yes, 2008
This paper presents the behaviour and design of axially loaded concrete filled stainless steel elliptical hollow sections. The experimental investigation was conducted using normal and high strength concrete of 30 and 100 MPa. The current study is based
Burdett, M., Gardner, L., Lam, D.
core  

High speed forging of solid powder discs of large slenderness ratio

open access: yesSadhana, 2004
The paper reports an investigation into the forging of a solid powder circular disc with large slenderness ratio(L/D) between two flat dies at high speed. The deformation pattern during the operation is influenced by many factors, which interact with one another in a complex manner.
R. K. Ranjan, S. Kumar
openaire   +2 more sources

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Considerations Concerning the Impact of the Management on Pine Trees Drying Phenomenon

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Agriculture, 2016
The pine trees may support the consequences of the action of a series of various natural harmful factors, as break downs determined by strong winds, storms, or large amounts of snow, pathogens and mites’ attacks, and also anthropogenic harmful factors ...
Ilie Covrig   +3 more
doaj   +1 more source

Can Ti‐Based MXenes Serve as Solid Lubricants for Brake Applications? A Tribological Study

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the first implementation of Ti‐based MXenes materials in brake pad friction composite material. The resulting composite material exhibits a 48% reduction in the wear rate; alongside significant improvements are observed for thermal and mechanical properties.
Eslam Mahmoud   +7 more
wiley   +1 more source

Correction of water-penetrating velocity attenuation formula for “Pie” fragment

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives]Fragment is the key object of vessel liquid tank protection, and the study on the water-penetrating velocity attenuation characteristic of the high-speed "pie" fragment can provide theoretical reference for the protection analysis and ...
Zhang Lei   +4 more
doaj   +1 more source

Size And High Temperature Effects On The Compressive Strength Of Self Compacting Concretes [PDF]

open access: yes, 2013
The compressive strength behavior of concrete is one of the fundamental parameters of structural design as most load-bearing concrete elements, such as beams, columns and slabs.
Anwar Hossain   +4 more
core  

Design and Prototyping of Topology‐Optimized, Additively Manufactured Lightweight Components for Space Robotic Systems: A Case Study

open access: yesAdvanced Engineering Materials, EarlyView.
The results demonstrate a simulation‐driven workflow that applies LSB topology optimization with additive manufacturing constraints to mission‐specific load cases, integrating European Cooperation for Space Standardization compliant verification and manufacturability to develop structurally efficient rover suspension components.
Stelios K. Georgantzinos   +11 more
wiley   +1 more source

Ultimate Strength of Continuous Stiffened Aluminium Plates Under Combined Biaxial Compression and Lateral Pressure

open access: yesLatin American Journal of Solids and Structures
Ultimate compressive strength of welded stiffened aluminium plates under combined biaxial in-plane compression and different levels of lateral pressure is assessed herein.
Mohammad Reza Khedmati   +3 more
doaj   +1 more source

Buckling and vibration of periodic lattice structures [PDF]

open access: yes, 1981
Lattice booms and platforms composed of flexible members or large diameter rings which may be stiffened by cables in order to support membrane-like antennas or reflector surfaces are the main components of some large space structures. The nature of these
Anderson, M. S.
core   +1 more source

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