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Gregory Pinheiro, Armando Moreno Júnior, Arturo Schultz, Igor Silva, Felipe N. Arroyo, Vinícius Aquino, Marcelo Ferreira, Roberto Carvalho, Herisson Santos, André L. Christoforo and Fernando Almeida Filho
The use of prestressed precast hollow core slabs has intensified as technological advances. However, the knowledge of the structural behavior when openings are inserted into this element is still limited, mainly due to the shear force. Therefore, the pre...
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Qiang Xie, Jun Duan, Yuxin Ban, Xiang Fu and Shilin Liu
Rock failure and instability usually lead to significant engineering disasters. This paper aims to establish an experimental failure criterion to predict rock failure via testing the laser vibration characteristics of marble specimens. Uniaxial compressi...
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Tingting Wang, Pingfeng Li, Chun?an Tang, Bingbing Zhang, Jiang Yu and Tao Geng
Frozen fractured rock mass is often encountered during the implementation of geotechnical engineering in cold regions. The tensile strength parameters of frozen rock play an important role in the construction of rock slopes involving tensile failure. In ...
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Zeyu Li, Xiuzhi Shi and Xin Chen
It is important and difficult to improve the tensile strength of backfill material to ensure the stability of goafs. In this study, rice straw (RS) in fiber form is used to improve the tensile properties of cemented paste backfill (CPB). An orthogonal ex...
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Benjun Shi, Haozhe Xing, Chaomin Mu, Jie Li, Tianhan Xu and Wei Liu
The mechanism of crack expansion in conventional Brazilian discs is clearly obtained with the help of numerical simulations, and the direction of crack expansion is related to the loading speed. Then the relationship between the stress field and the plat...
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Jing Ling, Hongying Wang and Hongzhong Mou
This study focuses on the axial compression on the part boundary of the circular shaft (Brazilian test). The problem is solved by the virtual boundary meshless Galerkin method, whose discrete equation is nonsingular and symmetrical, and has the advantage...
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André Luiz Mendes Athayde,Claudio Vaz Torres,Stephanie Jeanne Thomason
The objective of this research was to test statistically significant correlations between personal values and employee?s use of sources of guidance when dealing with different events at work, comparing the United States and Brazil. 220 employees from a B...
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Thiago Poleto, Thyago Celso Cavalcante Nepomuceno, Victor Diogho Heuer de Carvalho and Ana Paula Cabral Seixas Costa
This paper proposes a strategic behavior categorization between the contractor and the provider in information technology (IT) outsourcing. We identified four behaviors (or attitudes) focusing specifically on the contractors? attitudes: (a) conservative,...
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Mohamed Yusuf Hassan and Hasan Arman
Determination of rock tensile strength (TS) is an important task, especially during the initial design stage of engineering applications such as tunneling, slope stability, and foundation. Owing to its simplicity, the Brazilian tensile strength (BTS) tes...
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Breno Barra,Leto Momm,Yader Guerrero,Yves Brosseaud,Gustavo Momm
Pág. 41 - 53
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