4 research outputs found

    Puffle-Pod Marine Evacuation System (POMES)

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    The file attached to this record is the author's final peer reviewed version. The Publisher's final version can be found by following the DOI link.Evacuation systems have always played a crucial part when designing a transport system. The cornerstone of these systems is to get people to safety in the quickest and safest way possible. When it comes to marine systems, the requirements greatly differ in comparison to those on land and in air. On a day with highly inclement and fierce weather, in the middle of the ocean, getting the crew to safety through a chute or a slide would expose the crew to ferocious danger. Thence, the proposed Puffle-Pod Evacuation System introduces a more protected and secure evacuation without putting the lives of the crew at high risk

    Security of Systems on Chip

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    The file attached to this record is the author's final peer reviewed version. The Publisher's final version can be found by following the DOI link.In recent years, technology has started to evolve to become more power efficient, powerful in terms of processors and smaller in size. This evolution of electronics has led microprocessors and other components to be merged to form a circuit called System-on-Chip. If we are to make a vast and cursory comparison between SoC and microcontrollers, microprocessors, and CPUs; we would come to the conclusion of SoCs being a single chip, doing all the things the other components can do yet without needing any external parts. So SoCs are computers just by themselves. Furthermore, SoCs have more memory than microcontrollers in general. Being a computer just by themselves allows them also to become servers. Nowadays, an SoC may be regarded also as a Server-on-Chi

    Monitoring the Salt Stability of Layer‐by‐Layer Self‐Assembled Films From Polyelectrolyte Blends by Quartz Crystal Microbalance‐Dissipation and Their Ion Separation Performances

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    Our study is concerned with the development of a novel type of layer-by-layer (LbL) self-assembled membrane from a single cationic polyelectrolyte (PE) and blended anionic PEs. Their synthetic seawater stability is investigated as a function of PE type and blend ratios using quartz crystal microbalance-dissipation (QCM-D). These materials adsorbed into multilayers with significant viscoelasticity. Poly(allylamine hydrochloride) (PAH) and poly(vinylamine hydrochloride) (PVA) based LbL blend films did not show any multilayer decomposition with the addition of synthetic seawater regardless of blend ratio while chitosan based multilayers disintegrated. The flux of PVA based blend membrane to water with 1,000 ppm NaCl was found to be 6.7 L/m(2).h at 40 bar and the flux properties of the membranes were highly dependent on both the thickness and hydrophilicity of multilayers. Ion rejection can be controlled with the charge of the top layer consistent with a Donnan exclusion approach. Sodium ion rejection of 60.5 layered LbL blend membrane was 98.4% at 40 bar and it was determined that sodium ion rejection improved 110.7% compared to a commercial nanofiltration membrane. POLYM. ENG. SCI., 60:1006-1018, 2020. (c) 2020 Society of Plastics Engineer

    Monitoring the Salt Stability of Layer-by-Layer Self-Assembled Films From Polyelectrolyte Blends by Quartz Crystal Microbalance-Dissipation and Their Ion Separation Performances

    No full text
    Our study is concerned with the development of a novel type of layer-by-layer (LbL) self-assembled membrane from a single cationic polyelectrolyte (PE) and blended anionic PEs. Their synthetic seawater stability is investigated as a function of PE type and blend ratios using quartz crystal microbalance-dissipation (QCM-D). These materials adsorbed into multilayers with significant viscoelasticity. Poly(allylamine hydrochloride) (PAH) and poly(vinylamine hydrochloride) (PVA) based LbL blend films did not show any multilayer decomposition with the addition of synthetic seawater regardless of blend ratio while chitosan based multilayers disintegrated. The flux of PVA based blend membrane to water with 1,000 ppm NaCl was found to be 6.7 L/m(2).h at 40 bar and the flux properties of the membranes were highly dependent on both the thickness and hydrophilicity of multilayers. Ion rejection can be controlled with the charge of the top layer consistent with a Donnan exclusion approach. Sodium ion rejection of 60.5 layered LbL blend membrane was 98.4% at 40 bar and it was determined that sodium ion rejection improved 110.7% compared to a commercial nanofiltration membrane. POLYM. ENG. SCI., 60:1006-1018, 2020. (c) 2020 Society of Plastics Engineer
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