Results 71 to 80 of about 14,808 (211)

Axial Compressive Behavior of Square Ice Filled Steel Tubular Stub Columns [PDF]

open access: yes, 2018
Concrete has many limitations in the building construction in cold areas. However, there is abundant ice in those regions. Therefore, using ice as a substitute for concrete has been explored by researchers.
Chen, Guipeng   +3 more
core   +1 more source

Static behavior of T-shaped concrete-filled steel tubular columns subjected to concentric and eccentric compressive loads [PDF]

open access: yes, 2015
In this paper, a batch of T-shaped concrete-filled steel tubular (CFST) columns, T-shaped steel tube confined concrete (STCC) columns and T-shaped reinforced concrete (RC) counterparts were tested subjected to concentric compressive load or eccentric ...
Fu, F., Liu, J., Wang, Y., Yang, Y.
core   +1 more source

Magnetoactive Metamaterials: A State‐of‐the‐Art Review

open access: yesAdvanced Engineering Materials, Volume 27, Issue 23, December 2025.
Magnetoactive metamaterials combine magnetoactive composites with architected metastructures to enable contactless, tunable control of mechanical, acoustic, and elastic properties. This review highlights recent advances in their design, fabrication, and applications in soft robotics, biomedical devices, and adaptive structures and outlines future ...
Seyyedmohammad Aghamiri, Ramin Sedaghati
wiley   +1 more source

Performance of Retrofitted Self-Compacting Concrete-Filled Steel Tube Beams Using External Steel Plates

open access: yesAdvances in Materials Science and Engineering, 2018
Self-compacting concrete-filled steel tube (SCCFST) beams, similar to other structural members, necessitate retrofitting for many causes. However, research on SCCFST beams externally retrofitted by bolted steel plates has seldom been explored in the ...
Ahmed A. M. AL-Shaar   +1 more
doaj   +1 more source

Experimental Seismic Response Assessment of Tall Buildings With Large Mass Damping

open access: yesEarthquake Engineering &Structural Dynamics, Volume 54, Issue 15, Page 3707-3725, December 2025.
ABSTRACT This paper describes an experimental investigation into the seismic performance of a novel integrated damping system. The proposed damping concept mobilises a portion of the building's own mass to generate damping from its differential motion relative to the lateral load‐resisting system.
Miguel Martinez‐Paneda   +3 more
wiley   +1 more source

Lymphatic‐Inspired and TENG‐Powered Soft Fiber Pumps for Soft Robots

open access: yesSmartBot, Volume 1, Issue 4, December 2025.
A lymphatic‐inspired soft fiber pump (SFP) with parallel electrodes enhances durability under deformation. A 3D‐printed lost‐wax method enables customizable profiled fiber fabrication. Powered by a triboelectric nanogenerator (TENG), the SFP enables self‐sufficient fluid actuation in microfluidics, artificial muscles, and wearable thermal management ...
Pingan Zhu   +10 more
wiley   +1 more source

Finite element analysis on the capacity of circular concrete-filled double-skin steel tubular (CFDST) stub columns [PDF]

open access: yes, 2014
YesThis paper presents the behaviour of circular concrete-filled double-skin steel tubular (CFDST) stub columns compressed under concentric axial loads. To predict the performance of such columns, a finite element analysis is conducted.
Dai, Xianghe   +3 more
core   +1 more source

Dynamic Performance of Advanced Composite Towers in Offshore Wind Farms: Experimental and Numerical Investigation

open access: yesWind Energy, Volume 28, Issue 12, December 2025.
ABSTRACT Conventional steel towers face challenges such as insufficient stiffness and structural instability, making them increasingly unsuitable for supporting large multi‐megawatt wind turbines. This study investigates the dynamic performance of concrete‐filled double‐skin steel tubular (CFDST) wind turbine towers as a novel structural member ...
Xiaogang Jia   +3 more
wiley   +1 more source

Centrifugally manufactured hollow concrete‐filled steel tubular columns

open access: yesJournal of Civil Engineering and Management, 2007
Hollow concrete‐filled steel tubular elements (H‐CFSTs) represent a type of composite steel‐concrete elements. These elements are usually produced by spinning.
Artiomas Kuranovas   +1 more
doaj   +1 more source

Abiotic Siliceous Botryoids on Iron Oxyhydroxide Filaments From Hydrothermal Vents in the Southwest Indian Ocean

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 12, December 2025.
Abstract Fe‐oxidizing microorganisms in deep‐sea hydrothermal vent environments are often used as analogs for primordial life on Earth. In fact, Earth's oldest purported microfossils are preserved as hematite filaments in a jasper rock dated between 4,160 and 4,280 million years and are thought to have originated in a seafloor hydrothermal environment.
Dominic Papineau   +8 more
wiley   +1 more source

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