Results 81 to 90 of about 948,360 (151)

Improving Recycled Concrete Aggregate Performance via Microbial-Induced Calcium Carbonate Precipitation: Effects of Bacterial Strains and Mineralization Conditions

Buildings
The use of recycled coarse aggregates (RCA) in concrete production offers significant environmental and economic benefits. However, the high water absorption and low mechanical strength of RCA, caused by residual mortar and internal cracks, severely ...
Jian Wang, Sen Pang, Xiaoqing Zhan, Wenzhu Wei, Xiaoxiao Li, Ling Wang, Xiaoli Huang, Lei Zhang   +7 more
doaj   +1 more source

Performance Enhancement of Solar Stills with Novel Materials: A Concise Review [PDF]

Journal of Heat and Mass Transfer Research
According to the severe global warming and increasing demand for freshwater worldwide, different sustainable solutions for supplying water have been considered.
Ahmed Alhamzawi
doaj   +1 more source

Research on the Contrast Enhancement Algorithm for X-ray Images of BiFeO₃ Material Experiment

Applied Sciences
High-Temperature Materials Science Experiment Cabinet on the Chinese Space Station is mainly used to carry out experimental research related to high-temperature materials science in microgravity.
Xinze Li, Qiang Yu, Xiuhong Pan, Zehua Yu   +3 more
doaj   +1 more source

Metamaterial control of stimulated Brillouin scattering

, 2016
Using full opto-acoustic numerical simulations, we demonstrate enhancement and suppression of the SBS gain in a metamaterial comprising a subwavelength cubic array of dielectric spheres suspended in a dielectric background material.
de Sterke, C. Martijn, Kuhlmey, B. T., Lapine, M., Poulton, C. G., Smith, M. J. A., Wolff, C.   +5 more
core   +1 more source

Recent advances in heat transfer enhancement with gradient porous materials

Next Energy
Gradient porous materials (GPMs) by meticulous design of pore-scale structures and sizes indicate high specific surface area and thermal conductivity, and show great potential in mitigating the drawbacks commonly observed in uniform porous materials ...
Xinyu Shi, Zhao Zha, Xinyi Zhang, Binqi Rao, Xu Xu, Shuxia Qiu, Peng Xu   +6 more
doaj   +1 more source

Fluorinated graphdiyne as a significantly enhanced fluorescence material

RSC Advances, 2019
The enhanced fluorescence of FGDY is considered to be induced by low phonon energy of fluoride, reducing non-radiative transition sites.
Wenqing Xiao, Huifang Kang, Yuda Lin, Mingxing Liang, Jiaxin Li, Feng Huang, Qian Feng, Yongping Zheng, Zhigao Huang   +8 more
openaire   +3 more sources

Accuracy Enhancement of Automated System for Multicomponent Batching of Bulk Materials

MATEC Web of Conferences, 2015
In the paper the choice of reasonable structure of automated system for multicomponent batching of bulk materials has been substantiated to minimize the batching error of about 3% in case the recipe mixture includes small components of big importance in ...
Bukreev V.G., Lyapushkin S.V., Edgulov M.M.   +2 more
doaj   +1 more source

Influence of Modified Epoxy Resin, Methyl methacrylate and Sodium Methyl Silicate on the Properties of Ancient Masonry

Chemical Engineering Transactions, 2018
In this paper, the performance enhancement of ancient masonry cementing materials was studied by using organic polymer materials. By comparing and analyzing the test results in several aspects: Cube compression test process and failure mode pre and post ...
Yuan Zhou, Sheliang Wang, Wei Liu
doaj   +1 more source

Graphene Oxide as an Optimal Candidate Material for Methane Storage

, 2015
Methane, the primary constituent of natural gas, binds too weakly to nanostructured carbons to meet the targets set for on-board vehicular storage to be viable.
Chouhan, Rajiv K., Narasimhan, Shobhana, Ulman, Kanchan   +2 more
core   +1 more source

2D Material-Enhanced Phase Change Materials

International Journal for Research in Applied Science and Engineering Technology
Phase change materials (PCMs) are promising options for thermal energy storage systems because of their well-known high energy density and consistent thermal output. Nevertheless, the low thermal conductivity and phase transition leakage of conventional PCMs severely restrict their usefulness.
openaire   +1 more source