Results 51 to 60 of about 85,498 (314)

Systematic Exploration of 3D Concrete Printing Parameters for Conformal Printing on Sloped Surfaces

open access: yesAdvanced Robotics Research, EarlyView.
A conformal slicing algorithm is developed for robotic 3D concrete printing (3DCP) on sloped surfaces as a first step toward printing slab‐on‐grade foundations on uneven terrain. Systematic experiments quantify the effects of nozzle speed, extrusion rate, and toolpath direction on filament dimension and stability.
Paniz Farrokhsiar   +2 more
wiley   +1 more source

Performance and Compatibility of Phosphonate-Based Superplasticizers for Concrete

open access: yesBuildings, 2017
The paper deals with the effectiveness of an innovative phosphonate-based superplasticizer (PNH) for ready mixed concrete. Concrete specimens were manufactured by considering a constant initial workability, equal to 220 mm slump at the end of the mixing ...
Luigi Coppola   +3 more
doaj   +1 more source

Evaluation of the techniques to mitigate early shrinkage cracking through an image analysis methodology [PDF]

open access: yes, 2016
This is the accepted version of the following article: [Ruiz-Ripoll, L., Barragán, B. E., Moro, S., and Turmo, J. (2016) Evaluation of the Techniques to Mitigate Early Shrinkage Cracking through an Image Analysis Methodology. Strain, 52: 492–502. doi: 10.
Barragán, Bryan Erick   +3 more
core   +2 more sources

Sulfide‐Based Electrolytes for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review covers the structural features and synthesis strategies of sulfide‐based solid electrolytes, as well as critical challenges related to conductivity, interfacial and moisture stability, and scaling‐up for practical application in Sodium‐based All Solid‐State Batteries.
Han Yang   +6 more
wiley   +1 more source

An Experimental Investigation on the Effect of Incorporating Natural Fibers on the Mechanical and Durability Properties of Concrete by Using Treated Hybrid Fiber-Reinforced Concrete Application

open access: yesFibers
This research explores the use of treated hybrid natural fibers—wheat straw and bamboo—as reinforcements in concrete for pavement applications. Motivated by environmental and economic benefits, the study investigates how these fibers can enhance the ...
Anteneh Geremew   +4 more
doaj   +1 more source

INDIRECT METHODS OF AUSTENITIC STAINLESS STEELS WORKABILITY EVALUATION [PDF]

open access: yesFiabilitate şi Durabilitate, 2015
The paper presents the results of a complex study of the workability behaviour in cutting of certain austenitic steels , with little nickel , also allied with manganese.
Daniela Florentina TĂRÂŢĂ
doaj  

Workability, compressive strength and initial surface absorption of laterized concrete [PDF]

open access: yes, 2019
This paper investigated the workability, compressive strength and initial surface absorption of plasticised laterized concrete at the water/cement ratios of 0.30, 0.50 and 0.70.
FOLAGBADE, Samuel Olufemi   +1 more
core  

Soil tillage needs a radical change for sustainability [PDF]

open access: yes, 2007
In Central Europe, the challenge in soil tillage throughout the last century can be characterized as a fi ght against extreme climatic and economic situations.
Birkás, Márta   +3 more
core   +3 more sources

AI in chemical engineering: From promise to practice

open access: yesAIChE Journal, EarlyView.
Abstract Artificial intelligence (AI) in chemical engineering has moved from promise to practice: physics‐aware (gray‐box) models are gaining traction, reinforcement learning complements model predictive control (MPC), and generative AI powers documentation, digitization, and safety workflows.
Jia Wei Chew   +4 more
wiley   +1 more source

The Influence of Molarity Activity on the Green and Mechanical Properties of Geopolymer Concrete

open access: yesConstruction Materials
The usage of geopolymer-based materials (GPBMs) in concrete structures has been broadly promoted by the current construction sector. GPBMs have an outstanding influence on enhancing concrete mechanical properties.
Sarah Al-Qutaifi   +2 more
doaj   +1 more source

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