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Jeongmoo Huh and Ki Sun Park
This paper reports on the effect of structural materials on heat loss-associated propulsion performance degradation of monopropellant thrusters in the micro scale. In order to address the effect of fabrication materials on heat loss, propellant flow char...
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Paul Murdy, Scott Hughes, David A. Miller, Francisco J. Presuel-Moreno, George T. Bonheyo, Budi Gunawan and Bernadette A. Hernandez-Sanchez
Fiber-reinforced polymer composites have been highlighted as ideal candidates for structural applications in marine renewable energy devices, such as tidal turbines and wave energy converters. It is well understood that harsh marine environments can caus...
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Evan Anderson, Budi Gunawan, James Nicholas, Mathew Ingraham and Bernadette A. Hernandez-Sanchez
Marine energy generation technologies such as wave and tidal power have great potential in meeting the need for renewable energy in the years ahead. Yet, many challenges remain associated with marine-based systems because of the corrosive environment. Co...
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Minze Zhu, Andrew K. Whittaker, Felicity Y. Han and Maree T. Smith
Biodegradable polymers have been used as carriers in drug delivery systems for more than four decades. Early work used crude natural materials for particle fabrication, whereas more recent work has utilized synthetic polymers. Applications include the ma...
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Charalampos Titakis and Panayota Vassiliou
Atmospheric corrosion seriously affects the working life of construction metals. The quantitative knowledge of the corrosion effects helps the maintenance and the materials? logistics. In this work, in a military airport located by the sea, the corrosion...
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Fredy Reyes, César González, Diana Vega
Pág. Page 48 - 59
By resorting to rational methodology it is possible to predict any future distress affecting roadways with asphaltmixtures, permitting the planning of a maintenance policy. This policy is based on: a more exact knowledge of all thefactors affecting the r...
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Gulab Singh, Tong Deng, Michael S. A. Bradley and Richard Ellis
Particle degradation of biomass materials can be a severe issue in transportation and material handling because of dust generated. Especially for pneumatic conveying systems, assessment of material degradation in such a large process can be challenging.
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Jian Chen, Yanxin Qiao, Fanjiang Meng and Yuxin Wang
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Moses T. Yilleng, Nancy Artioli, David Rooney and Haresh Manyar
Palladium@mesoporous titania core@shell nanoparticles with uniform and narrow particle size distribution were synthesised using a four component ??water in oil?? microemulsion system. The prepared materials were well characterised using N2 adsorption?des...
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Kiho Nishihara, Kei-ichi Okuyama, Rafael Rodriguez and Isai Fajardo
In this study, we focus on 3D-printed PEEK/CFRTP (Carbon-Fiber-Reinforced Thermoplastic) and PEEK (Polyether Ether Ketone) materials as new space materials. In space, there are intense ultraviolet (UV) rays that are weakened by the atmosphere on Earth, s...
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Catalin Panaghie, Ramona Cimpoe?u, Georgeta Zegan, Ana-Maria Roman, Mircea Catalin Ivanescu, Andra Adorata Aelenei, Marcelin Benchea, Nicanor Cimpoe?u and Nicoleta Ioanid
Biodegradable metallic materials represent a new class of biocompatible materials for medical applications based on numerous advantages. Among them, those based on zinc have a rate of degradation close to the healing period required by many clinical prob...
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Jian-Xiong Gao, Fei Heng, Yi-Ping Yuan and Yuan-Yuan Liu
Fatigue damage accumulation will not only cause the degradation of material performance but also lead to the growth of effective stress and critical stiffness. However, the existing fatigue reliability models usually ignore the effective stress growth an...
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Sung-Uk Zhang
Fused filament fabrication (FFF) is commonly employed in multiple domains to realize inexpensive and flexible material extrusion systems with thermoplastic materials. Among the several types of thermoplastic materials, polylactic acid (PLA), an environme...
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Valentin Raditoiu, Alina Raditoiu, Monica Florentina Raduly, Viorica Amariutei, Ioana Catalina Gifu and Mihai Anastasescu
The study presents the results regarding the photocatalytic behavior of some water-based styrene-acrylic coatings containing TiO2 nanoparticles sensitized with metal-phthalocyanine tetracarboxylic acids. Coating materials have been studied in terms of co...
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Valentin Raditoiu, Alina Raditoiu, Monica Florentina Raduly, Viorica Amariutei, Ioana Catalina Gifu and Mihai Anastasescu
The study presents the results regarding the photocatalytic behavior of some water-based styrene-acrylic coatings containing TiO2 nanoparticles sensitized with metal-phthalocyanine tetracarboxylic acids. Coating materials have been studied in terms of co...
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Matheus Poletto
The thermal stability of lignocellulosic materials is an important parameter for application of these natural materials as reinforcements in thermoplastic composites. In this study, the thermogravimetric analysis was used to evaluate the thermal decompos...
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