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Yiran Su, Seungnam Kim and Spyros A. Kinnas
In order to predict ship hull pressure fluctuations induced by marine propellers, a combination of several numerical schemes is used. The propeller perturbation flow is solved by the boundary element method (BEM), while the coupling between a BEM solver ...
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Yiran Su, Seungnam Kim and Spyros A. Kinnas
In order to predict ship hull pressure fluctuations induced by marine propellers, a combination of several numerical schemes is used. The propeller perturbation flow is solved by the boundary element method (BEM), while the coupling between a BEM solver ...
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Anargyros S. Mavrakos, Dimitrios N. Konispoliatis and Spyridon A. Mavrakos
The present contribution aims at presenting a semi-analytical solution methodology of the linear hydrodynamic diffraction and radiation problems induced by two coaxial moonpool-type floaters subjected to incident waves. The flow field around the floaters...
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Hebatullah H. Farghal, Marianne Nebsen and Mayyada M. H. El-Sayed
In this work, we develop chitosan/xylan-coated magnetite (CsXM) nanoparticles as eco-friendly efficient adsorbents for the facile removal of contaminants from water. Characterization of CsXM using Fourier Transform Infra-Red (FTIR) Spectroscopy, Scanning...
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Dimitrios N. Konispoliatis, Ioannis K. Chatjigeorgiou and Spyros A. Mavrakos
In this study, the problems of diffraction and radiation of water waves by a permeable vertical cylindrical body are formulated within the realm of the linear potential theory. The body, which is floating in constant water depth, is moored with a catenar...
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Dimitrios N. Konispoliatis and Spyridon A. Mavrakos
In the present study, the hydrodynamic efficiency of a cylindrical wave energy converter (WEC) of vertical symmetry axis and arranged in front of a reflecting orthogonal breakwater is explored. The idea is based on exploiting the anticipated amplificatio...
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Francesco Baino and Enrica Verné
Multicomponent silicate glasses and their corresponding glass-ceramic derivatives were prepared and tested for potential applications in dentistry. The glasses were produced via a melting-quenching process, ground and sieved to obtain fine-grained powder...
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A L Subramaniyan, Sukumaran Lakshmi Priya, M Kottaisamy, R Ilangovan
Nanofluids are tailored nano- colloidal suspensions of nanoparticles in a suitable base fluid. This present work investigates the absorption spectrum in TiO2-water nanofluids to identify the potential application of nanofluids in Direct Absorption Solar ...
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Tianlong Mei, Maxim Candries, Evert Lataire and Zaojian Zou
In this paper, an improved potential flow model is proposed for the hydrodynamic analysis of ships advancing in waves. A desingularized Rankine panel method, which has been improved with the added effect of nonlinear steady wave-making (NSWM) flow in fre...
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Miguel Castilla-Barbosa, Orlando Rincón-Arango and Manuel Ocampo-Terreros
The zeta potential of soils is an electric potential in the double-layer interface and is a physical property exhibited by any particle related to electrochemical attractive forces. On the other hand, the chemical aging phenomenon is seen as the chief me...
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Katsuya Nakamura, Yoshikazu Kobayashi, Kenichi Oda and Satoshi Shigemura
Acoustic emission (AE) source localization has been used to visualize progress failures generated in a wide variety of materials. In the conventional approaches, AE source localization algorithms assume that the AE signal is propagated as a straight line...
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Rafal Krakowiak, Robert Frankowski, Kinga Mylkie, Dariusz T. Mlynarczyk, Marta Ziegler-Borowska, Agnieszka Zgola-Grzeskowiak and Tomasz Goslinski
In this work, a composite material based on titanium(IV) oxide and iron(II,III) oxide was prepared using mechanothermal method. The obtained composite system was thoroughly characterized using techniques such as scanning electron microscopy, X-ray powder...
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Mohamed A. H. Sakr, Ali E. Omar, Antoaneta Ene and Mohamed Y. Hanfi
Swelling soil leads to many types of constructional damages, deformations, and failures in the constructions? roads, shoulders, and foundations. Depending on the amount of swell, they can be insignificant, moderate, or massive. This paper presents a meth...
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Ju Xue, Ashley Farris, Yunfei Wang, Weiyan Yeh, Cristina Romany, James K. Guest, Warren L. Grayson, Anthony S. Hall and Timothy P. Weihs
In this study, we demonstrate that a uniform coating of hydroxyapatite (HAp, Ca10(PO4)6(OH)2) can be electrochemically deposited onto metallic 3D-woven bone scaffolds to enhance their bioactivity. The HAp coatings were deposited onto metallic scaffolds u...
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Luis Bernardo López-Sosa, José Juan Alvarado-Flores, Juan Carlos Corral-Huacuz, Arturo Aguilera-Mandujano, Rosa E. Rodríguez-Martínez, Santiago José Guevara-Martínez, Jorge Víctor Alcaraz-Vera, José Guadalupe Rutiaga-Quiñones, Juan Zárate-Medina, María Liliana Ávalos-Rodríguez and Mario Morales-Máximo
This study presents a prospective study for the potential exploitation of pelagic Sargassum spp. as a solid biofuel energy source. It was carried out in three stages. First we conducted a morphological, physical-chemical, and structural characterization ...
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Arif Jumari, Cornelius Satria Yudha, Hendri Widiyandari, Annisa Puji Lestari, Rina Amelia Rosada, Sigit Puji Santosa and Agus Purwanto
Abundantly available SiO2 (silica) has great potential as an anode material for lithium-ion batteries because it is inexpensive and flexible. However, silicon oxide-based anode material preparation usually requires many complex steps. In this article, we...
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Muhammad Fahmi Anuar, Yap Wing Fen, Mohd Hafiz Mohd Zaid, Khamirul Amin Matori and Rahayu Emilia Mohamed Khaidir
The green synthesis of silica has been extensively explored over the last few decades, as silica compounds found in commercial products can cause negative effects on human health. This calls for alternative ways to produce silica that are safer, cheaper ...
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Hunter Green, Branimir ?egvic, Giovanni Zanoni, Silvia Omodeo-Salé and Thierry Adatte
The use of mineral diagenetic indices and organic matter maturity is useful for reconstructing the evolution of sedimentary basins and critical assessments for potential source rocks for petroleum exploration. In this study, the relationship of clay mine...
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Fabian Wendt, Kim Nielsen, Yi-Hsiang Yu, Harry Bingham, Claes Eskilsson, Morten Kramer, Aurélien Babarit, Tim Bunnik, Ronan Costello, Sarah Crowley, Benjamin Gendron, Giuseppe Giorgi, Simone Giorgi, Samuel Girardin, Deborah Greaves, Pilar Heras, Johan Hoffman, Ha?zul Islam, Ken-Robert Jakobsen, Carl-Erik Janson, Johan Jansson, Hyun Yul Kim, Jeong-Seok Kim, Kyong-Hwan Kim, Adi Kurniawan, Massimiliano Leoni, Thomas Mathai, Bo-Woo Nam, Sewan Park, Krishnakumar Rajagopalan, Edward Ransley, Robert Read, John V. Ringwood, José Miguel Rodrigues, Benjamin Rosenthal, André Roy, Kelley Ruehl, Paul Scho?eld, Wanan Sheng, Abolfazl Shiri, Sarah Thomas, Imanol Touzon and Imai Yasutakaadd Show full author list remove Hide full author list
The International Energy Agency Technology Collaboration Programme for Ocean Energy Systems (OES) initiated the OES Wave Energy Conversion Modelling Task, which focused on the verification and validation of numerical models for simulating wave energy con...
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Muhammad Adli Aswadi
Pág. 5
Green synthesis of silica nanoparticle from cow dung ash is a promising prospect due to the low-cost and environmental friendliness coupled with the ability to manipulate its physicochemical properties. Silica nanoparticles yield of around 76% was obtain...
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