Results 141 to 150 of about 19,665 (309)

Frost-resistance prediction model for stress-damaged lightweight aggregate concrete based on BPNN: a comparative study

open access: yesMaterials Research Express
With the depletion of natural resources and the requirement of higher strength-weight ratio, lightweight aggregate concrete has attracted more and more attention because of its good thermal properties, fire resistance and seismic performance.
Chun Fu, Qiushi Zhang
doaj   +1 more source

Durability Prediction of Lightweight Concrete Structure Considering Pre-Compressive Stress Based on Probabilistic Theory

open access: yesJournal of Applied Science and Engineering
This study aims to present the results of anticipation of lightweight concrete durability when exposed to a chloride environment under pre-compressive load.
The Truyen Tran   +4 more
doaj   +1 more source

Some Properties for Structural Lightweight Aggregate and Lightweight Concrete

open access: yesJournal of the Society of Materials Science, Japan, 1966
人工軽量骨材にはその原料, 粒形によって多様な骨材が見られるが, これらの要因がコンクリートの基礎的性状にいかなる影響を及ぼすかについて, フライアッシュを主原料とした造粒形の人工軽量骨材ジョーライトと頁岩を原料とした非造粒形の人工軽量骨材アサノライトを用いて比較検討し, 資料として取りまとめたものである.その結果, まだ固まらないコンクリートの性状に粒形の影響による若干の差がみられたが, 固まったコンクリートの基礎的性状については特に取り扱い上注意しなければならないような差異は認められなかった.
openaire   +2 more sources

How AI and Digital Technologies Can Enhance Sustainable Livestock Manure Management: An Overview From Treatment to Distribution

open access: yesSustainable Development, EarlyView.
ABSTRACT Sustainable livestock manure management sits at the nexus of climate, nutrient circularity and water quality. This review explores how artificial intelligence (AI) and digital platforms are used across four management stages, that is, treatment, storage, valorisation and distribution, and figures out where integration fails to deliver ...
Zhan Shi   +3 more
wiley   +1 more source

The Relation Between Ergonomics and Environmental Sustainability: A Bibliometric Analysis and Scoping Review

open access: yesSustainable Development, EarlyView.
ABSTRACT This study investigates the relationship between ergonomics and environmental sustainability through a combined bibliometric analysis and scoping review. A search across four major databases identified 1081 articles, of which 82 were included in the final analysis.
Matteo Gremo   +4 more
wiley   +1 more source

Fresh and Mechanical Properties of Lightweight Aggregate Concrete with Scrap Steel Fiber Reinforcement and Bagasse Ash

open access: yesJournal of Materials and Engineering Structures
A sustainable concrete solution was developed by partially replacing aggregates and cement with lightweight plastic aggregates (LWPA) and bagasse ash, respectively.
Vijayalakshmi RAMALINGAM   +5 more
doaj  

Investigating the Environmental Impact of Additive Construction: A Systematic Analysis of the Life Cycle Assessment Studies

open access: yesSustainable Development, EarlyView.
ABSTRACT Additive Manufacturing (AM) has been identified as a potential catalyst for a paradigm shift within the construction industry, due to its capacity to enhance sustainability, reduce waste, and augment design flexibility. This study presents a systematic literature review (SLR) that explores the application of Life Cycle Assessment (LCA) in ...
Antonio Mastropasqua   +3 more
wiley   +1 more source

AI‐Driven Circular Construction Waste Management for Advancing Sustainable Development

open access: yesSustainable Development, EarlyView.
ABSTRACT Construction and demolition waste (C&DW) represents up to 40% of global solid waste, posing a significant barrier to achieving circular economy (CE) objectives and the Sustainable Development Goals (SDGs), particularly SDG 11 and SDG 12. However, construction waste management (CWM) systems remain constrained by fragmented data environments ...
Mohamed T. Elnabwy, Pablo Martinez
wiley   +1 more source

Durability of High Performance Lightweight Concrete

open access: yes, 2004
A comprehensive experimental program was designed in order to investigate the durability properties of high-performance lightweight concrete. The concrete mixture was prepared in order to obtain an average compressive cylinder strength of about 70MPa ...
GALEOTA D   +2 more
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