Zobrazeno 241 - 250
of 277
pro vyhledávání: '"Jian Z"'
Publikováno v:
Materials, Vol 14, Iss 7, p 1754 (2021)
Porous carbon material with high specific surface area was prepared from soybean dreg by a simple and effective two-step method (high temperature pyrolysis and activation). The structural characteristics of the synthesized carbon were evaluated by Br
Externí odkaz:
https://doaj.org/article/2c228549fba9440ea7c80dec0eda40c4
Publikováno v:
Materials, Vol 14, Iss 8, p 2003 (2021)
The type and fineness of a filler significantly affect the performance of an asphalt mixture. There is a lack of specific research on the effects of filler fineness and dust from aggregates on the properties of epoxy asphalt (EA) mixtures. The effect
Externí odkaz:
https://doaj.org/article/98fff191c2e849f29d76b675e6d59398
Publikováno v:
International Journal of Antennas and Propagation, Vol 2019 (2019)
This paper addresses the issues of low bandwidth, gain, and efficiency of miniaturized microwave antennas by proposing a novel wideband dual-frequency coplanar waveguide antenna design based on a simplified composite right/left-handed (SCRLH) transmi
Externí odkaz:
https://doaj.org/article/f240c967fd2d4666a640bd34e18505a3
Publikováno v:
Materials, Vol 14, Iss 3, p 617 (2021)
The vibrational density of states (VDOS) of solids in the low-energy regime controls the thermal and transport properties of materials, such as heat capacity, heat conduction, free energy and entropy. In α-Cristobalite, the low-frequency part of vib
Externí odkaz:
https://doaj.org/article/447cd050a15f40dd90f6e43e5118ddc1
Publikováno v:
Materials, Vol 13, Iss 24, p 5691 (2020)
In this work, anti-reflective surface with superhydrophobicity/oleophobicity and enhanced abrasion resistance was fabricated on steel alloy surface. Two different surface patterns (i.e., parallel microgrooves and spot arrays) were created by nanoseco
Externí odkaz:
https://doaj.org/article/efcd41762a924a97a167db4581219d50
Publikováno v:
Materials, Vol 13, Iss 24, p 5700 (2020)
The chloride diffusivity of concrete is an important parameter for assessing the long-term durability of coastal concrete structures. The purpose of this paper is to present a three-dimensional random walk algorithm (RWA) for estimating the chloride
Externí odkaz:
https://doaj.org/article/b486aac5c495438d9895752ca9499359
Publikováno v:
Materials, Vol 13, Iss 24, p 5724 (2020)
The backfill material for the underground pipe wall of Yellow River embankment was developed to avoid the high settlement and environmental damage caused by high filling and excavation. The interrelation between microstructure and compressive strengt
Externí odkaz:
https://doaj.org/article/1cf9170048ed48bcbd78a4cdf629d2d6
Publikováno v:
Materials, Vol 13, Iss 21, p 4896 (2020)
In this paper, the areca fiber was extracted by physical and chemical treatment, and then the areca fiber/natural latex composite was prepared by natural latex impregnation technology. In order to combine areca fiber and natural rubber latex better,
Externí odkaz:
https://doaj.org/article/c200d8be15c54435a804afa80e8e659c
Publikováno v:
IEEE Access, Vol 4, Pp 9413-9420 (2016)
In this paper, we proposed a decentralized cooperative lane-changing decision-making framework for connected autonomous vehicles, which is composed of three modules, i.e., state prediction, candidate decision generation, and coordination. In other wo
Externí odkaz:
https://doaj.org/article/2b20d4a388414456844a8384833b252b
Publikováno v:
Materials, Vol 13, Iss 11, p 2514 (2020)
This paper aimed to report the effects of fly ash (FA) on the mechanical properties and hydration of calcium sulfoaluminate-activated supersulfated cement (CSA-SSC). The CSA-SSC comprises of 80% granulated blast furnace slag (GBFS), 15% anhydrite, an
Externí odkaz:
https://doaj.org/article/ce870955858b4624b6fa68e7365a49f0