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Adriana Brandis, Ivan Kraus and Simon Petrovcic
This paper presents new research in the field of nonlinear static seismic analysis and the N2 method for soil-structure systems. The rationale for this study stems from the inclusion of soil-structure systems in simplified displacement-based design metho...
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Bo Liu, Chengmeng Shao, Ningning Wang and Dingwen Zhang
Based on the statistics of 42 case histories, 732 finite element numerical simulations are conducted to determine the scope of the influenced zone of deep excavation under different conditions of excavation depth (He) and the maximum retaining wall defle...
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Gabriele Guerrini, Stylianos Kallioras, Stefano Bracchi, Francesco Graziotti and Andrea Penna
This paper discusses different formulations for calculating earthquake-induced displacement demands to be associated with nonlinear static analysis procedures for the assessment of masonry structures. Focus is placed on systems with fundamental periods b...
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Qixiang Wang, Yibo Zhang, Yonggang Wang, Minjie Xu and Xianqing Lv
High-precision tidal harmonic constants are necessary for studies involving tides. This study proposes a new method combined with the adjoint assimilation model and the Chebyshev polynomial fitting (CPF) method to obtain the tidal harmonic constants in t...
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João M. C. Estêvão
The selection of a given method for the seismic vulnerability assessment of buildings is mostly dependent on the scale of the analysis. Results obtained in large-scale studies are usually less accurate than the ones obtained in small-scale studies. In th...
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Yinan Li, Xianbao Liu, Zhikang Zhou, Lei Zhang and Zilong Peng
A TiN and TiN·Ti2Cu reinforced copper matrix composite layer was cladded onto a T3 copper substrate to improve the anti-wear performance of copper products by means of the nitrogen-shielded gas tungsten arc cladding method (N2-GTAC). Better than the trad...
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Carlotta Pia Contiguglia, Angelo Pelle, Bruno Briseghella and Camillo Nuti
Well-known methods for seismic performance assessment, such as incremental dynamic analysis (IDA), multi-stripes analysis (MSA) and the cloud method, involve nonlinear response time-history analyses to characterize the relationship between the chosen dam...
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Alessio Fuoco, Marcello Monteleone, Elisa Esposito, Rosaria Bruno, Jesús Ferrando-Soria, Emilio Pardo, Donatella Armentano and Johannes Carolus Jansen
The most widely used method to measure the transport properties of dense polymeric membranes is the time lag method in a constant volume/pressure increase instrument. Although simple and quick, this method provides only relatively superficial, averaged d...
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Olecsiy Kozachenko,Andrii Pakhuchyi,Olexander Shkregal,Sergiy Sorokin,Sergey Dyakonov,?ykola Gusarenko,Volodymyr Kadenko
Pág. 52 - 59
This paper reports the results of the experimental study to substantiate the rational structural and regime parameters of a two-drum reaping machine for harvesting flax oilseeds by the method of combing plants on the root. We have confirmed the results o...
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Wenhe Wang, Changsen Zhang, Guanghui Chen and Ruiqin Zhang
Hydrodeoxygenation (HDO) of bio-oil is a method of bio-oil upgrading. In this paper, x%CeO2?Ni?Cu/HZSM-5 (x = 5, 15, and 20) was synthesized as an HDO catalyst by the co-impregnation method. The HDO performances of x%CeO2?Ni?Cu/HZSM-5 (x = 5, 15, and 20)...
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Andrea Pinna, Giorgio Pia, Maria Francesca Casula, Francesco Delogu, Elisa Sogne, Andrea Falqui and Luca Pilia
The physical and chemical properties shown by nanoporous metals, related to their unique structure, make them very promising for application in several fields. Recently, vapor-phase dealloying has been reported as a method for the preparation of several ...
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Xiaolong Zong, Ruzhen Zhang, Shuwen Zhang, Fangjing Deng, Wei Zhou and Zhaoyun Chen
In the background of global warming and climate change, nuisance flooding is only caused by astronomical tides, which could be modulated by the nodal cycle. Therefore, much attention should be paid to the variation in the amplitude of the nodal cycle. In...
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Tamer S. Ahmed, Omar Y. Abdelaziz, George W. Roberts
Pág. 295 - 300
In recent years, much attention has been focused on the hydrogenolysis of biodiesel derived glycerol to other high value products for the sustainable development and efficient valorization strategies. In the present work, alumina-supported Ir catalyst wa...
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Gnu Nam, Min-Suk Kim, Namju Lee, Young-Hoon Choi and Ji Whan Ahn
Arsenic contamination of water is a worldwide issue due to its severe effects on the human body. Coffee grounds are a porous material with network structures, making it absorb other substances such as some gases or elements. In this research, renewable c...
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Leda Maria Saragiotto Colpini, Giane Gonçalves Lenzi, Leandro Martins, Ernesto Antonio Urquieta González, Onélia Aparecida dos Santos, Creusa Maieru Macedo Costa
Pág. 139 - 145
Vanadium-based compounds have received a lot of attention in the last years due to their high and selective catalytic activities in major industrial reactions. The catalytic properties of V2O5 may be strengthened and modified when it is dispersed ...
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Roberta Bessa Veloso Silva, Daniel Furtado Ferreira (Author)
Pág. 1771 - 1776
This work aimed to evaluate the risks of committing type I and type II errors in non normal populations by means of computational simulation and to compare three tests usually applied. It was compared the t test with the approach of the degrees of freedo...
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Alessio Siciliano, Giulia Maria Curcio and Carlo Limonti
The pollution of water by nitrates represents an important environmental and health issue. The development of sustainable technologies that are able to efficiently remove this contaminant is a key challenge in the field of wastewater treatment. Chemical ...
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Madalina Simona Baltatu, Cristiana Chiriac-Moruzzi, Petrica Vizureanu, László Tóth and János Novák
Titanium-based alloys are constantly improved to obtain properties suitable for their use. Improving titanium alloys is very important for performing alloys without side effects. In this paper effects of structure, microhardness, and indentation test of ...
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Jan van Schyndel, Elke Goos, Clemens Naumann, Justin S. Hardi and Michael Oschwald
Methane (CH4) is a promising rocket fuel for various future space mission scenarios. It has advantages in terms of cost, performance, and environmental friendliness. Currently, there is no clear definition on standards and specifications for liquefied me...
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Alessandro M. Ralls, Ashish K. Kasar, Mohammadreza Daroonparvar, Arpith Siddaiah, Pankaj Kumar, Charles M. Kay, Manoranjan Misra and Pradeep L. Menezes
For the first time, Zr702 coatings were deposited onto an Al6061 alloy using a high-pressure cold spray (HPCS) system. In this work, five different N2 process gas temperatures between 700 and 1100 °C were employed to understand the formation of cold spra...
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