Results 71 to 80 of about 9,303 (212)

Influence of Main Chain Length of Polycarboxylate-Based Superplasticizer on Ultra-High-Strength Concrete [PDF]

Recently, design concrete strength of 150MPa has been used, and polycarboxylate-based superplasticizer has become an essential ingredient to produce ultra-high-strength concrete.
岡田, 和寿, カワベ, シンジ, 河邊, 伸二   +2 more
core   +1 more source

Evaluation of Rheological Parameters of Slag-Based Paste Backfill with Superplasticizer

Advances in Materials Science and Engineering, 2021
The use of blast furnace slag-based binders in cemented paste backfill (CPB) has become increasingly popular in China, due to its low cost and superior early-age strength. Increasing the solid content can increase the strength of CPB, but it will lead to
Zhonghui Zhang, Yuanhui Li, Lei Ren, Zhenbang Guo, Haiqiang Jiang, Na Liu   +5 more
doaj   +1 more source

Metasurface Enhanced Photothermal Cement Foam for Robust and High‐Throughput Seawater Desalination

Carbon Energy, Volume 8, Issue 5, May 2026.
Schematic of 3D metasurface‐enhanced cement foam for robust and high‐throughput seawater desalination. This study presents a cement‐based solar evaporator (CSE) fabricated in one step via viscoelastic lithography with simple negative pressure. In addition to boosting solar‐to‐vapor conversion efficiency via excellent light‐harvesting capacity, the ...
Jianjun Guo, Zhenxing Du, Wenqiang Zuo, Zhangyu Wu, Wei She   +4 more
wiley   +1 more source

Chemical and Microstructural Evolution of Cement Pastes with Additives and SCMs During the First 24 h

Journal of the American Ceramic Society, Volume 109, Issue 5, May 2026.
ABSTRACT Early‐age chemical evolution governs the development of hydrate assemblages and microstructure in cementitious systems, especially when additives and supplementary cementitious materials are incorporated. This study investigates the first 24 h of hydration in Portland cement pastes modified with selected additives and supplementary ...
Adeyemi Adesina
wiley   +1 more source

Evaluating the operational properties of concrete admixtures containing molecularly modified polycarboxylate superplasticizers

Scientific Reports
The objective of this study focused on the design and preparation of a molecularly modified polycarboxylate superplasticizer to develop concretes with enhanced engineering features.
Mahdi Moeinian, Mehdi Ardjmand, Ferial Nosratinia   +2 more
doaj   +1 more source

Sustainable High‐Performance Green Concrete Utilizing Untreated Spent Foundry Sand: Microstructural Analysis, Mechanical Properties, and Durability

Engineering Reports, Volume 8, Issue 4, April 2026.
This study demonstrates the successful incorporation of Spent Foundry Sand (SFS) as a sustainable alternative to natural sand in concrete, enhancing compressive and tensile strengths by up to 26% and 12.87%, respectively, while reducing chloride permeability.
Yiren Wang, Lian Ju, Yibo Wang, Wei Liu
wiley   +1 more source

Supplementary materials for Polycarboxylate Superplasticizer-Modified Graphene Oxide for Enhanced Dispersion and Mechanical Properties in Cement-Based Composites

Supplementary materials for Polycarboxylate Superplasticizer-Modified Graphene Oxide for Enhanced Dispersion and Mechanical Properties in Cement-Based ...
Zhang, Junfei
core   +1 more source

Analisis Kuat Tekan Dan Permeabilitas Beton Dengan Substitusi Silica Fume Dan Bahan Tambah Pasir Kuarsa Terhadap Variasi Persentase Superplasticizer Polycarboxylate Akibat Serangan Klorida [PDF]

Infrastructure development in Indonesia, especially in the northern coastal region of Central Java, has undergone significant improvement and modernization.
Arkan, Julian, , Nur Khotimah Handayani, S.T., M.Eng   +1 more
core   +1 more source

Pengaruh penggunaan superplasticizer tipe polycarboxylate dan naphthalene pada mortar segar dengan menggunakan semen lokal

, 2007
Penggunaan superplasticizer saat ini telah berkembang pesat. Tujuan dari penggunaan superplasticizer di antaranya untuk meningkatkan mutu beton dan meningkatkan kelecakan (workability).
Herianto, Ary, Mage, James Alfred Eduard
core   +1 more source

Concrete breakout strength prediction of anchors in Steel Fiber Reinforced Concrete based on material test datasets

Structural Concrete, Volume 27, Issue 2, Page 2704-2722, April 2026.
Abstract The use of steel fiber‐reinforced concrete (SFRC) has seen a significant rise in the construction industry due to advancements in material science, improved quality, and cost efficiency. Similarly, the importance of fastening systems in construction has grown, necessitating robust research on the performance of fasteners in SFRC to ensure safe
Nikolaos Mellios, Panagiotis Spyridis
wiley   +1 more source