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Salvatore Leonardi, Giuseppe Marco Tina and Natalia Distefano
Roundabouts have become a common type of intersection design in many countries. The area of the center island can be used to install a photovoltaic system to power local loads such as lighting systems. The objective of this study is to evaluate the degre...
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Justina Jaseliunaite, Mantas Povilaitis and Arvaidas Galdikas
Polycrystalline coatings and materials are widely used in engineering applications. Therefore, it is important to know their kinetics and mass transport mechanisms. The effect of grain boundaries (GBs) on diffusion in thin films with different morphologi...
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Gaofeng Sha
This study extends the second-order attenuation (SOA) model for elastic waves in texture-free inhomogeneous cubic polycrystalline materials with equiaxed grains to textured polycrystals with ellipsoidal grains of arbitrary crystal symmetry. In term of th...
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Daidong Guo, Ningning Cai, Guoping Wu, Fangmin Xie, Shouhong Tan, Nan Jiang and He Li
Polycrystalline diamond (PCD)-coated mechanical seal rings were prepared by hot filament chemical vapor deposition (HFCVD) on graphite-loaded silicon carbide (GSiC) substrates. From the initial deposition process, the diamond first nucleated and then gre...
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Esteban Zalamea León,Cristian Cuevas Barraza
Pág. 42 - 53
The use of photovoltaic (PV) technology in urban areas is an appropriate way to optimize the use of solar energy, since the energy conversion system is located in the same place as the demand. Thus, the losses caused by distribution networks and even tec...
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Zijian Chen, Shiyu Wang, Lian Zhang and Zenghong Ma
The system described in this paper can automatically distinguish polycrystalline silicon cells in the process of color sorting. It can also be used in floor board sorting with similar color, coffee beans sorting with quality judged by color, etc. which n...
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Xuehui Chen, Xiang Li, Chao Wu, Yuping Ma, Yao Zhang, Lei Huang and Wei Liu
Liquid-assisted laser technology is used to etch defect-free materials for high-precision electronics and machinery. This study investigates water-jet-assisted laser etching of polysilicon material. The depths and widths of the etched grooves were invest...
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Hao Yang, Xiaojiang Li, Guodong Wang and Jianbang Zheng
Polycrystalline lead selenide material that is processed after a sensitization technology offers the additional physical effects of carrier recombination suppression and carrier transport manipulation, making it sufficiently sensitive to mid-infrared rad...
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Ning Li, Weizeng Chen, Lirong Lu and Chenghui Gao
The polycrystalline Ni–Mo–La composite coating was obtained by electrodeposition through the addition of La3+ ions into Ni, Mo ions main salt weak alkaline solution. The obtained composite contain 0.92 at.% La. According to the law of ionic a...
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L. I. Vakulenko,M. A. Gryshchenko
Pág. 204 - 206
The questions of microhardness estimate in changing the loading on indenter, if the same place of a sample is loaded, are considered.
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Balavignesh Vemparala, Wadi H. Imseeh, Salil Pai, Anand Nagarajan, Timothy Truster and Soheil Soghrati
A new algorithm named PolyCISAMR is introduced to automatically generate high-fidelity conforming finite element (FE) meshes for two-dimensional polycrystalline microstructures. PolyCISAMR extends the capabilities of the Conforming to Interface Structure...
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Dascha Dobrovolskij and Katja Schladitz
Ultrasonic testing of polycrystalline media relies heavily on simulation of the expected signals in order to detect and correctly interpret deviations due to defects. Many effects disturb ultrasonic waves propagating in polycrystalline media. One of them...
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Viacheslav Kopylov,Oleg Kuzin,Ni?kolay Kuzin
Pág. 14 - 22
Polycrystalline metal systems in the samples made of steel 40X with different morphology and parameters of the distribution of large-angle grains boundaries for energy have been examined. The effect of the structural-energy state of grains boundaries on ...
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Stepan Linnik, Vitalii Okhotnikov and Alexander Gaydaychuk
Given the exceptional characteristics of diamond films, they have become increasingly popular in the fields of medicine, microelectronics, and detector electronics. However, despite all the advantages, there are many technological problems that complicat...
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Lei Shao, Yangyong Zhao, Alejandro Jiménez, Manuel Vázquez and Yong Zhang
Ni?Mn?Ga polycrystalline alloy fibers with diameters of 33 µm are reported to exhibit significantly improved ductility and huge superelastic and shape memory strains in comparison to conventional brittle bulk polycrystalline alloys. Particularly, the rec...
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Lei Shao, Yangyong Zhao, Alejandro Jiménez, Manuel Vázquez and Yong Zhang
Ni?Mn?Ga polycrystalline alloy fibers with diameters of 33 µm are reported to exhibit significantly improved ductility and huge superelastic and shape memory strains in comparison to conventional brittle bulk polycrystalline alloys. Particularly, the rec...
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Henrik Zsiborács, Nóra Hegedusné Baranyai, András Vincze, István Háber, Philipp Weihs, Sandro Oswald, Christian Gützer and Gábor Pintér
This article examines the positioning features of polycrystalline, monocrystalline, and amorphous silicon modules relative to the focus points of concentrator photovoltaic modules under real meteorological conditions using a dual tracking system. The per...
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Zhaolong Zhu, Dietrich Buck, Xiaolei Guo, Pingxiang Cao and Mats Ekevad
This paper investigated the machinability of a stone?plastic composite (SPC) via orthogonal cutting with diamond cutters. The objective was to determine the effect of cutting depth on its machinability, including cutting forces, heat, chip formation, and...
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Changhang Xu, Xumei Gong, Wuyang Zhang and Guoming Chen
Polycrystalline diamond compact (PDC) bits are commonly used drill bits in the petroleum drilling industry. Cracks often occur on the surface of a bit, which may result in the unexpected suspension of the drilling operation, or even accidents. Therefore,...
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Luay Jabr, P. Emile Rossouw, Dimitrios Michelogiannakis, Shaima Malik, Timothy T. Wheeler and Abdul Basir Barmak
Objective: The objective was to compare the shear bond strength (SBS) and the adhesive remnant index (ARI) amongst six orthodontic bracket groups. Materials and Methods: Three-dimensional printed polycrystalline alumina brackets (3DBs), ceramic brackets ...
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