Results 41 to 50 of about 4,842 (240)

Study of the behavior of reactive powder concrete RC deep beams by strengthening shear using near-surface mounted CFRP bars

Open Engineering, 2023
The applications of modern materials especially reactive powder concrete for improving concrete structures have been significantly growing in recent years.
Azeez Alyaa Abdulrazzaq, Jaafar Azhar Ayad, Yussof Mustafasanie M., Blash Abrahem A. Ali   +3 more
doaj   +1 more source

Shear performance of single-keyed dry joints between reactive power concrete and high strength concrete in push-off tests

Science Progress, 2020
Shear key joints are commonly used in constructions of precast concrete segmental bridges. Most researches focused on shear performance of the dry joints with the identical-strength concrete, leaving a research gap on that of composite joints between ...
Jiahui Feng, Weibin Liang, Haibo Jiang, Chengwang Huang, Jingyuan Zhang   +4 more
doaj   +1 more source

Mechanical Properties and Freeze–Thaw Durability of Basalt Fiber Reactive Powder Concrete

Applied Sciences, 2020
Basalt fiber has a great advantage on the mechanical properties and durability of reactive powder concrete (RPC) because of its superior mechanical properties and chemical corrosion resistance. In this paper, basalt fiber was adopted to modified RPC, and
Wenjun Li, Hanbing Liu, Bing Zhu, Xiang Lyu, Xin Gao, Chunyu Liang   +5 more
doaj   +1 more source

STUDY PROPERTIES OF REACTIVE POWDER CONCRETE

Journal of Science and Engineering Applications, 2023
Reactive powder concrete is a result of developing process in concrete technology. It is a new type of composite material satisfying the increasing demands for high strength, high durability, offering superior ductility and workability   . In this experimental study, four mixtures were casted and testing ( slump test, absorption test, density test and ...
Ibtihal Lafta, Sokaina Kadhim
openaire   +1 more source

The porous reactive powder concrete [PDF]

Строительство уникальных зданий и сооружений, 2014
On structures of industrial buildings and structures, in particular the mining and metallurgical complex, especially located near thermal devices, has the effect of temperature environment, changing the physical and mechanical properties of the materials
Alexandra Alexandrovna Shishkina
doaj  

Microstructural behaviour of reactive powder concrete under different heating regimes

, 2012
Reactive powder concrete is an ultra-high-performance concrete which has good mechanical properties and durability. The major difference between reactive powder concrete and conventional concrete is that no coarse aggregate is involved in reactive powder
Tam, Chi Ming, Tam, Vivian W. Y. (R14369)   +1 more
core   +1 more source

The Fire Exposure Effect on Hybrid Reinforced Reactive Powder Concrete Columns [PDF]

, 2020
This paper offers an experimental investigation of the fiber reinforced reactive powder concrete columns' behavior after exposure to fire and improvements made to improve column resistance against fire.
Alwash, Nameer A., Shubbar, Hasanain A.
core   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

Advanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil, Sri Vaishnavi Thummalapalli, Clarissa Westover, Arunachalam Ramanathan, M. Taylor Sobzcak, Roumika Patil, Qixuan Xiang, Tiantian Li, Sui Yang, Timothy E. Long, Hongyue Sun, Xianqiao Wang, Yang Liu, Kenan Song   +13 more
wiley   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

Advanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang, Kun‐Hao Yu, Ji Yoon Bae, Yunchan Lee, Dorit Aviv, Shu Yang   +5 more
wiley   +1 more source

Interface‐Engineered Binary Framework Composites: Advancing Porous Materials for Precision Medicine

Advanced Materials Interfaces, EarlyView.
Binary framework composites integrate two complementary porous architectures into a unified platform, enabling multifunctional design, enhanced structural tunability, and improved physicochemical performance. By combining high surface area, ordered porosity, interfacial synergy, and versatile functionalization, these hybrid materials offer new ...
Navid Rabiee, Mohammad Rabiee, Mohammad Akrami‐Hasan‐Kohal, Sidi A. Bencherif   +3 more
wiley   +1 more source