Results 91 to 100 of about 29,689 (283)

Measurement of properties and of the resistance to segregation in heavyweight, self-compacting barite concrete

open access: yesMateriales de Construccion, 2009
Heavyweight concrete is used for shielding in structures requiring protection against radiation. The addition of superplasticizers to mixes yields workable, high density materials with low water/cement ratios. This paper discusses the results of adding a
D. Revuelta, A. Barona, D. Navarro
doaj   +1 more source

Crater Observing Bioinspired Rolling Articulator (COBRA)

open access: yesAdvanced Intelligent Systems, EarlyView.
Crater Observing Bio‐inspired Rolling Articulator (COBRA) is a modular, snake‐inspired robot that addresses the mobility challenges of extraterrestrial exploration sites such as Shackleton Crater. Incorporating snake‐like gaits and tumbling locomotion, COBRA navigates both uneven surfaces and steep crater walls.
Adarsh Salagame   +4 more
wiley   +1 more source

Steel Hollow Columns filled with self compacting Concrete under Fire Conditions [PDF]

open access: yes, 2010
peer reviewedConcrete filled steel hollow section (CFSHS) columns can carry important loads and therefore are used extensively in the construction of high-rise buildings.
Chu, Thi Binh   +2 more
core  

Numerical modelling of the filling of formworks with self-compacting concrete [PDF]

open access: yes, 2010
This paper describes the numerical modelling of the flow of self-compacting concrete (SCC) in column and wall formworks during the filling process. It is subdivided in four main parts.
De Schutter, Geert   +6 more
core   +1 more source

Roadmap on Artificial Intelligence‐Augmented Additive Manufacturing

open access: yesAdvanced Intelligent Systems, EarlyView.
This Roadmap outlines the transformative role of artificial intelligence‐augmented additive manufacturing, highlighting advances in design, monitoring, and product development. By integrating tools such as generative design, computer vision, digital twins, and closed‐loop control, it presents pathways toward smart, scalable, and autonomous additive ...
Ali Zolfagharian   +37 more
wiley   +1 more source

TacEva: A Performance Evaluation Framework for Vision‐Based Tactile Sensors

open access: yesAdvanced Intelligent Systems, EarlyView.
This work introduces TacEva, a unified framework for evaluating vision‐based tactile sensors. It standardizes intrinsic, performance, and robustness metrics through shared experimental procedures and links them to task‐level requirements in robotic manipulation.
Qingzheng Cong   +5 more
wiley   +1 more source

Comparative study on the fatigue behaviour of SCC and VC [PDF]

open access: yes, 2014
Continuous cyclic loading on concrete constructions involves a progressive cracking mechanism, leading to significant changes of the material properties during the lifetime of the structure.
Boel, Veerle   +3 more
core   +2 more sources

Subterranean environments contribute to three‐quarters of classified ecosystem services

open access: yesBiological Reviews, EarlyView.
ABSTRACT Beneath the Earth's surface lies a network of interconnected caves, voids, and systems of fissures forming in rocks of sedimentary, igneous, or metamorphic origin. Although largely inaccessible to humans, this hidden realm supports and regulates services critical to ecological health and human well‐being.
Stefano Mammola   +30 more
wiley   +1 more source

Comparison of Fresh and Hardened Properties of Normal, Self Compacting and Smart Dynamic Concrete

open access: yesInternational Journal of Technology, 2018
This work investigates the fresh, mechanical and durability properties of normal, Self-Compacting Concrete (SCC) and Smart Dynamic Concrete (SDC), which are a new generation of concrete with a lower amount of cementitious content. SDC is a low-fine, self-
Arun Kumar, Raguraam S
doaj   +1 more source

Development of self-compacting concrete [PDF]

open access: yesStructures <html_ent glyph="@amp;" ascii="&amp;"/> Buildings, 2003
Self-compacting concrete (SCC) can be defined as a fresh concrete which possesses superior flowability under maintained stability (i.e. no segregation) thus allowing self-compaction – that is, material consolidation without addition of energy. It was first developed in Japan in 1988 in order to achieve durable concrete structures by improving quality ...
openaire   +1 more source

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