Results 81 to 90 of about 5,878 (227)

Rheological Modifiers in Optimizing Quick Nozzle Mixing Technology for 3D Concrete Printing [PDF]

open access: yes
Quickly mixing concrete at or near the printing nozzle is a new technique developed by the authors to improve 3D concrete printing technology. Quick nozzle mixing (QNM) solves the inherent problem in 3D concrete printing due to the opposing rheological ...
Zhang, Nan, Sanjayan, Jay
core   +1 more source

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, EarlyView.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

Key Challenges for Commercializing Perovskite–Silicon Tandem Solar Cells

open access: yesCarbon Energy, EarlyView.
This review discusses the scientific and technological challenges in advancing perovskite–silicon tandem solar cells (PSTSCs) from lab‐scale to commercial viability, focusing on long‐term stability, scalability, and economic feasibility. Key issues include intrinsic and extrinsic degradation factors, installation conditions, environmental impacts, and ...
Bilal Mehmood   +16 more
wiley   +1 more source

Design and implementation of a 3D‐printed modular distillation tower for experimental teaching in chemical engineering

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Several authors have reported the disconnection between the skills, abilities, and attitudes of graduates from STEM careers with the current needs of the labour market. In science and engineering fields, research has found the need for interdisciplinary approaches that encourage meaningful learning.
Úrsula Manríquez‐Tolsá   +7 more
wiley   +1 more source

Hybrid Approaches Towards 3D Concrete Printing for Lightweight Reinforced Concrete Structures [PDF]

open access: yes
3D Concrete Printing (3DCP) has paid little attention to producing material-efficient parts. Material optimization methods, such as topology optimization, often result in forms with complex geometries—extreme overhangs and multi-branching—that are ...
Meibodi, Mania Aghaei   +2 more
core   +1 more source

A Strategic Action Plan to Advance Circular Economy Practices in the Automotive Industry Based on Sector Insights to Support Sustainable Development

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The circular economy is gaining traction as a transformative approach to address climate change and the shortcomings of the linear economic model, which is defined by unsustainable production and consumption patterns. This study explores the implementation of circularity principles in the Spanish automotive industry, with particular attention ...
Salvador Perez‐Canto   +2 more
wiley   +1 more source

Bond of Reinforcement Cable in 3D Printed Concrete

open access: yes, 2020
The use of high strength steel cables directly entrained into printed concrete during the printing process, has previously been introduced as a method to provide reinforcement to objects being manufactured through a layer-extrusion based 3D concrete ...
Ahmed, Zeeshan Y.   +8 more
core   +1 more source

Integrating Circular Economy and Lean Management: A Strategic Framework for Sustainable Business Transformation

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study investigates the integration of circular economy (CE) and lean management (LM) as a strategic approach for enhancing corporate efficiency and sustainability. While CE emphasizes resource circularity, LM focuses on waste elimination and value maximization in production processes.
Pedro Carmona Marques   +2 more
wiley   +1 more source

Organic Photodetectors and Sensors for Low‐Light and Infrared Applications

open access: yesElectron, EarlyView.
This mini review highlights recent advances in organic photodetectors and sensors for low‐light and infrared applications, emphasizing molecular design, device architectures, and interface engineering that improve charge transport, detectivity, speed, and spectral selectivity.
Swarup Biswas, Hyeok Kim
wiley   +1 more source

A Research on 3d Printing Concrete

open access: yesInternational Journal of Recent Technology and Engineering, 2019
3D printing concrete is an emerging technology in which structures are made only using concrete in layers with the help of Software. With this technology, even geometrically intricate structures, heavy load bearing structures and hydraulic structures can be made easily in no time with less wastage of materials and minimum costs. It does not require any
openaire   +1 more source

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