Academic literature on the topic 'Low-density material'

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Journal articles on the topic "Low-density material"

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Noever, David A. "Statistics of low-density microcellular materials." Journal of Materials Research 9, no. 2 (1994): 515–22. http://dx.doi.org/10.1557/jmr.1994.0515.

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The statistics of random cellular patterns are analyzed in cross sections of low-density microcellular materials. Agreement is found with a variety of topological relations previously found for other networks, namely Lewis's law and Aboav's law. To investigate three-dimensional packing effects, experiments are performed on compressed polystyrene shot material, the resulting networks of which are subsequently analyzed in cross section. Implications for material properties and stability are discussed.
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Willard, Johnson M. "Low-Density Resin-Based Ablative Heat Protection Materials." Science Insights 40, no. 6 (2022): 541–44. http://dx.doi.org/10.15354/si.22.re063.

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The severe aerodynamic heating that occurs when a spacecraft reenters the atmosphere takes place. The material used for thermal protection is an essential part of the system used for thermal protection. A number of chemical and physical transformations take place in the ablation heat-resistant material that is based on resin. This material is an organic polymer. We herein briefly review the status quo of low-density resin-based ablative heat protection materials.
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Kondoh, Yasufumi, Yuji Mochiduki, Yukito Yoshida, Tomohiro Hamada, and Yasunori Murakami. "Detection of low contrast material in low optical density." Japanese Journal of Radiological Technology 52, no. 9 (1996): 1135. http://dx.doi.org/10.6009/jjrt.kj00001354877.

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Li, Shupeng, and Bo Li. "Application Research of Low-density Polypropylene Materials on Door Trim Panels." Journal of Physics: Conference Series 2437, no. 1 (2023): 012043. http://dx.doi.org/10.1088/1742-6596/2437/1/012043.

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Abstract Lightweight design is an important indicator in the process of automobile development, including product structure design, using plastic instead of steel and low density materials and other technical solution, this paper studies low density material technology to achieve lightweight automotive parts. The material system of polypropylene (PP)/elastomer/talc blends(PP+EPDM-TD)was selected to study the combination of different types of PP (homopolymer PP and random PP) and talc powder (mesh number and content) in the material formula. With the goal of the performance of the door panel pa
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Schroeder, J. M., and P. W. Mackey. "New Developments in Low Density Structural RIM." Cellular Polymers 11, no. 6 (1992): 465–74. http://dx.doi.org/10.1177/026248939201100604.

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Over the last two to three years, the automotive industry has recognised the benefits of low density structural reaction injection moulding (LDSRIM) materials in automotive interior applications. Low part weights, consolidation of parts, and improved design freedom associated with this technology help reduce material and labour costs, improve productivity and help engineers meet specific objectives such as CAFE standards. ICI Polyurethanes has actively participated in the development of LDSRIM technology and has developed a series of resins designed for automotive interior application. These C
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Sorokina, N. E., D. V. Savchenko, S. G. Ionov, A. S. Tikhomirov, I. V. Nikol'skaya, and V. V. Avdeev. "Low-density carbon material modified with pyrolytic carbon." Journal of Physics and Chemistry of Solids 71, no. 4 (2010): 499–502. http://dx.doi.org/10.1016/j.jpcs.2009.12.021.

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Han, Seung Chul, Jeong Woo Lee, and Kiju Kang. "A New Type of Low Density Material: Shellular." Advanced Materials 27, no. 37 (2015): 5506–11. http://dx.doi.org/10.1002/adma.201501546.

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Ketoja, Jukka, Sara Paunonen, Petri Jetsu, and Elina Pääkkönen. "Compression Strength Mechanisms of Low-Density Fibrous Materials." Materials 12, no. 3 (2019): 384. http://dx.doi.org/10.3390/ma12030384.

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In this work we challenge some earlier theoretical ideas on the strength of lightweight fiber materials by analyzing an extensive set of foam-formed fiber networks. The experimental samples included various different material densities and different types of natural and regenerated cellulose fibers. Characterization of the samples was performed by macroscopic mechanical testing, supported by simultaneous high-speed imaging of local deformations inside a fiber network. The imaging showed extremely heterogeneous deformation behavior inside a sample, with both rapidly proceeding deformation front
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Borisenko, N. G., A. E. Bugrov, I. N. Burdonskiy, et al. "Physical processes in laser interaction with porous low-density materials." Laser and Particle Beams 26, no. 4 (2008): 537–43. http://dx.doi.org/10.1017/s0263034608000578.

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AbstractNew results obtained in experiments on laser irradiation (I = 5 × 1013 W/cm2, λ = 1.054 µm) of low-density (2–10 mg/cm3) porous materials (agar, triacetate cellulose, and foam polysterene) are presented and discussed from the standpoint of optimum porous material utilization in target designs for inertial confinement fusion. The influence of low-density material microstructure of irradiated samples on the absorption of laser radiation and the energy transfer processes was investigated using X-ray and optical diagnostic methods with high temporal and spatial resolution.
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Gasimova, Gulnara, Dilbar Nurullayeva, Lala Gasimzade, Fidan Aqayeva, and Aida Tagiyeva. "DEVELOPMENT OF COMPOSITE MATERIALS BASED ON HIGH AND LOW DENSITY POLYETHYLENE, NANOCLAY AND LUBRICATING SYNTHETIC OIL." Chemical Problems 21, no. 2 (2023): 153–60. http://dx.doi.org/10.32737/2221-8688-2023-2-153-160.

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In the paper, the results of research into the development of polymer composition materials with improved strength and antifriction properties based on high-density polyethylene (HDPE), as well as lowdensity polyethylene (LDPE) and modifying additives – Azerbaijani clays and synthetic lubricating oil are presented. It was established that the introduction of 5-25% nano-sized clays and 1-3% of the abovementioned oil into the composition makes it possible to obtain thermoplastic materials with sufficiently high antifriction and other properties. In addition, in the paper the influence of the tem
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Dissertations / Theses on the topic "Low-density material"

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Omidy, Ali D. "Multiphase Interaction in Low Density Volumetric Charring Ablators." UKnowledge, 2018. https://uknowledge.uky.edu/me_etds/128.

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The present thesis provides a description of historical and current modeling methods with recent discoveries within the ablation community. Several historical assumptions are challenged, namely the presence of water in Thermal Protection System (TPS) materials, presence of coking in TPS materials, non-uniform elemental production during pyrolysis reactions, and boundary layer gases, more specifically oxygen, interactions with the charred carbon interface. The first topic assess the potential effect that water has when present within the ablator by examining the temperature prole histories of t
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Wang, Guizhou. "Method for Low Areal Density Material Structure Characterization: Soft X-ray Formation and Compressibility Measurement." Miami University / OhioLINK, 2015. http://rave.ohiolink.edu/etdc/view?acc_num=miami1432061677.

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ROMANIN, DAVIDE. "Electron-phonon interactions in low-dimensional carbon systems: superconductivity and charge-density waves." Doctoral thesis, Politecnico di Torino, 2021. http://hdl.handle.net/11583/2872341.

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Barros, Natália Garrote de 1984. "Propriedades de material polimérico obtido da reciclagem de embalagens multicamadas." [s.n.], 2013. http://repositorio.unicamp.br/jspui/handle/REPOSIP/266576.

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Orientadores: João Sinézio de Carvalho Campos, Marco-Aurélio De Paoli<br>Dissertação (mestrado) - Universidade Estadual de Campinas, Faculdade de Engenharia Química<br>Made available in DSpace on 2018-08-22T19:54:15Z (GMT). No. of bitstreams: 1 Barros_NataliaGarrotede_M.pdf: 8371421 bytes, checksum: b1ace4db177a03ca77cde81260779535 (MD5) Previous issue date: 2013<br>Resumo: Considerando a importância da reciclagem, o presente trabalho teve como objetivo apresentar as propriedades mecânicas, térmicas e reológicas do material polimérico obtido a partir do processo de reciclagem de embalagens m
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Matton, Yves S. M. Massachusetts Institute of Technology. "Use of low-density, reticulated, elastomeric foam impregnated with Newtonian and non-Newtonian fluids to design an impact absorption material." Thesis, Massachusetts Institute of Technology, 2011. http://hdl.handle.net/1721.1/65310.

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Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2011.<br>Cataloged from PDF version of thesis.<br>Includes bibliographical references (p. 259-268).<br>The development of new threats in recent conflicts, such as improvised explosive devices (IEDs), requires the development of improved protection for US soldiers. The development of improved materials for helmets, in particular, is motivated by the social and economic costs of head injury. A versatile liner, adaptable to different types of helmets, with different constraints, would be useful. In this thesis,
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Schmidt, Joel Edward. "The Use of Ammonium Carbamate as a High Specific Thermal Energy Density Material for Thermal Management of Low Grade Heat." University of Dayton / OhioLINK, 2011. http://rave.ohiolink.edu/etdc/view?acc_num=dayton1310666985.

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Pritchard, Joshua D. "Design, Fabrication, and Analysis of a Multi-Layer, Low-Density, Thermally-Invariant Smart Composite via Ultrasonic Additive Manufacturing." The Ohio State University, 2014. http://rave.ohiolink.edu/etdc/view?acc_num=osu1406284899.

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MADDALA, PRANAY RAJ REDDY. "Investigation of Polymer packaging films behavior subjected to tension and tearing." Thesis, Blekinge Tekniska Högskola, Institutionen för maskinteknik, 2017. http://urn.kb.se/resolve?urn=urn:nbn:se:bth-15002.

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The course of polymer film functioning has been a crucial concern in the advent of packaging technology. The thesis project aims towards obtaining an understanding of mechanical properties for a class of these materials, namely LDPE and PET. A constitutive understanding of this behavior in the case of LDPE is acquired through incorporating a plastic stress strain relationship in an iterative approach with focus put on the sensitivity of a few parameters by following a simple linear curve-fit technique in a way that the global as well as the local response are predictable. FE-models also develo
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Catto', C. "NEW STRATEGIES BASED ON NATURAL COMPOUNDS FOR CONTROLLING BIOFILM FORMATION." Doctoral thesis, Università degli Studi di Milano, 2014. http://hdl.handle.net/2434/247231.

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Direct observations of a wide variety of natural habitats have established that 99% of microorganisms grow in form of biofilms, complex structured communities of microorganisms associated with surfaces and embedded in a self-produced extracellular polymeric substances. Biofilms are able to colonize every surface that offers minimal conditions for the life included all human artefact surfaces. Consequently, industrial installations, work benches, water distribution systems and also medical devices can be covered by biofilm with devastating consequences in terms of social and economic impact. Th
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Nouri, Nima. "Radiative Conductivity Analysis Of Low-Density Fibrous Materials." UKnowledge, 2015. https://uknowledge.uky.edu/me_etds/66.

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The effective radiative conductivity of fibrous material is an important part of the evaluation of the thermal performance of fibrous insulators. To better evaluate this material property, a three-dimensional direct simulation model which calculates the effective radiative conductivity of fibrous material is proposed. Two different geometries are used in this analysis. The simplified model assumes that the fibers are in a cylindrical shape and does not require identically-sized fibers or a symmetric configuration. Using a geometry with properties resembling those of a fibrous insulator, a nume
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Books on the topic "Low-density material"

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Weber, L. Controlled density low strength material backfill in Illinois. s.n, 1987.

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Colin, Smith. The thermal conductivity of low density, glass fibre material as a function of its thickness. Universityof Salford, 1985.

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Geisler, Johan. Low-Density Polyethylene: Properties and Applications. Nova Science Publishers, Incorporated, 2020.

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Geisler, Johan. Low-Density Polyethylene: Properties and Applications. Nova Science Publishers, Incorporated, 2020.

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Angere, Staffan, and Erik J. Olsson. Publish Late, Publish Rarely!: Network Density and Group Performance in Scientific Communication. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780190680534.003.0002.

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It is almost a tautology that scientists should try to be as “connected” as they can. Yet studies have found abundant communication links in a network of inquirers to be detrimental to group performance. This chapter hypothesizes that these results are partly due to the effect of network “spamming”: as more links are added, a network becomes more sensitive to low-quality information. This study shows how network density can actually be positively correlated with group performance if inquirers agree (i) to communicate only information they judge to be highly certain and (ii) not to recycle info
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National Aeronautics and Space Administration (NASA) Staff. Effective Thermal Conductivity Determination for Low-Density Insulating Materials. Independently Published, 2018.

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Skupio, Rafał. Zastosowanie nieinwazyjnych pomiarów rdzeni wiertniczych do zwiększenia informacji na temat parametrów skał zbiornikowych. Instytut Nafty i Gazu - Państwowy Instytut Badawczy, 2022. http://dx.doi.org/10.18668/pn2022.237.

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The research carried out in the monograph aimed to create a measurement and interpretation system which is to obtain reliable results of well logging with the accuracy of laboratory measurements. Continuous core measurements allow for the generation of logging results without the impact of the borehole and facilitate the depth matching of the core to well log data. Four main chapters can be distinguished in this work: research methodology with a description of the devices used; partial results of core measurements made on various types of rocks; a proposal for a research system, and comprehens
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(Editor), F. W. Boswell, and J. Craig Bennett (Editor), eds. Advances in the Crystallographic and Microstructural Analysis of Charge Density Wave Modulated Crystals (Physics and Chemistry of Materials with Low-Dimensional Structures). Springer, 1999.

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International Conference on Gears 2017. VDI Verlag, 2017. http://dx.doi.org/10.51202/9783181022948.

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Talking about the design of modern high-performance power train applications, one of the essential components to focus on are the gears. Gears convert torque and speed in a very wide power range, at low cost and with minimal losses and noise emission. However, the demands regarding cost, power density, NVH-behavior and efficiency are steadily increasing. Demands, which can only be met using modern gearing technologies that allow combining individual materials, heat treatment and manufacturing processes. Particularly in the industrial sector, the requirements for the reliability and service lif
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Panigrahi, Muktikanta, and Arpan Kumar Nayak. Polyaniline based Composite for Gas Sensors. IOR PRESS, 2021. http://dx.doi.org/10.34256/ioriip212.

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In this research work, we have demonstrated the synthesis, spectroscopic characteristics, thermal behaviour and DC conductivity of a few nanostructured composites, substituted conducting polymers (ICPs) and composites of ICPs. The physical properties of aforementioned composites are significantly changed by the doping with HCl, H2SO4, HNO3, H3PO4, or acrylic acid. The charge transport properties of these polymeric materials have been studied in detail because of their potential application in gas sensors. In the current work, varieties of conducting polymer based materials such as PANI-ES/Cloi
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Book chapters on the topic "Low-density material"

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Miralbes, R., D. Ranz, and D. Zouzias. "Study of the Use of Sawdust and Mycelium Composite as a Substitute of EPS." In Lecture Notes in Mechanical Engineering. Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-70566-4_12.

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AbstractExpanded polystyrene foams are a petroleum-origin material that is usually used in some applications such as motorcyclist helmets. Despite it notably mechanical properties, it low density and its capability to absorb energy during an impact, it is necessary to find a renewable-origin substitute material. Thus, it has been studied the use of a sawdust and mycelium composite material under quasi-static and dynamic efforts. Sawdust is a waste material that has very small grains that are totally disaggregated so it has very low material properties. The use of oyster mushroom mycelium gener
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Kumar, D., M. Alam, and J. Sanjayan. "A Novel Concrete Mix Design Methodology." In Lecture Notes in Civil Engineering. Springer Nature Singapore, 2023. http://dx.doi.org/10.1007/978-981-99-3330-3_46.

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AbstractConcrete mix design is the methodology for mixing binder, aggregate and water to achieve required physical, mechanical, and thermal properties. In particular, the physical properties depend on the volume fraction of each element in the concrete recipe. In this study we considered cement mortar, complying with ASTM C105, as the reference concrete with cement as the binder and silica sand as the aggregate. The reference mortar was denser with high thermal conductivity and compressive strength at given rheological properties. A denser concrete presents difficulty in material handling and
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Engert, Michelle, Kim Torben Werkle, and Hans-Christian Möhring. "Determination of the Thermal Properties of Pre-stressed Fiber-Reinforced Polymer Concrete." In Lecture Notes in Production Engineering. Springer International Publishing, 2023. http://dx.doi.org/10.1007/978-3-031-34486-2_20.

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AbstractWith its low thermal conductivity and high thermal capacity, polymer concrete has excellent thermal properties that when used in machine tools ensure increased accuracy of the manufactured parts. Polymer concrete has been used successfully in machine tool construction for many years in the form of machine beds. The aforementioned thermal properties in combination with a low density, high damping and a lower primary energy requirement also make polymer concrete interesting for use as a structural component. However, the comparatively low tensile strength and creep tendency of the materi
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Gupta, Nikita, and PL Ramkumar. "Material Characterization of Linear Low Density Polyethylene Blended with Synthetic Fibers Using FTIR for Rotational Molding Process." In Lecture Notes in Mechanical Engineering. Springer Singapore, 2021. http://dx.doi.org/10.1007/978-981-16-3641-7_36.

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Sirasva, Bharat Kumar, and Satyajit Jena. "Study of Density Independent Scattering Angle and Energy Loss for Low- To High-Z Material Using Muon Tomography." In Springer Proceedings in Physics. Springer Nature Singapore, 2024. http://dx.doi.org/10.1007/978-981-97-0289-3_31.

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DebRoy, T., and H. K. D. H. Bhadeshia. "Low-Density Steels." In Innovations in Everyday Engineering Materials. Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-57612-7_11.

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Kühnelt, Helmut, Alexander Beutl, Qixiang Jiang, et al. "Structural Batteries for Aeronautic Applications." In Lecture Notes in Mobility. Springer Nature Switzerland, 2025. https://doi.org/10.1007/978-3-031-89444-2_36.

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Abstract Electrification of aircraft propulsion is one key enabler to cut emissions from aviation and meeting the EU Green Deal target of carbon neutral air travel by 2050. While batteries enable highest energy efficiency, their rather low energy density will remain the bottle neck, even with maturing Li-ion technology. Multifunctional electrical energy storage, equivalently referred to as structural batteries capable of storing electrical energy while bearing mechanical loads, could overcome this energy density limit of conventional, monofunctional batteries, as they offer integration of ener
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Whelan, Tony, and John Goff. "Low Density Polyethylene." In Injection Molding of Thermoplastic Materials - 2. Springer US, 1990. http://dx.doi.org/10.1007/978-1-4757-5502-2_5.

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Handtke, Sören, Jörg Hain, Fabian Fischer, Tim Ossowski, Sven Hartwig, and Klaus Dröder. "Influence of Two Closed Recycling-Loops on the Mechanical and Material Properties of Expanded Polypropylene Beads." In Zukunftstechnologien für den multifunktionalen Leichtbau. Springer Fachmedien Wiesbaden, 2024. https://doi.org/10.1007/978-3-658-45889-8_14.

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AbstractCar manufacturers are currently facing the challenge of making their products and production more sustainable in order to comply with sustainability requirements and legislation. For example, the latest draft legislation in the European Union requires a general use of 25% recycled material for plastic parts, of which 25% should be post-consumer recyclate (PCR). One way to make products more sustainable is to reduce the carbon footprint of fossil-based plastic parts. This can be achieved by using lightweight parts with minimum material input and therefore low density on the one hand, an
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Nia, Saeed B., Raymond Pepera, and Behrouz Shafei. "Affordable Phase Change Materials in Lightweight Concrete Walls for Superior Hygrothermal Performance." In Lecture Notes in Civil Engineering. Springer Nature Switzerland, 2025. https://doi.org/10.1007/978-3-031-69626-8_35.

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AbstractLightweight concrete is a popular construction material for its numerous benefits, including reduced weight, improved thermal insulation, and enhanced fire resistance. It can combine with functional additives to regulate moisture properties and improve indoor air quality, making it an ideal choice for walls and roofs. This versatile material not only enhances structural performance but also contributes to better indoor comfort. On the other hand, phase change materials (PCMs) have emerged as an effective solution for reducing energy consumption. However, moisture-related issues, such a
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Conference papers on the topic "Low-density material"

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Weltschev, Margit. "Correlation between Material Parameters of High Density Polyethylene Grades and the Test Performance Behavior of Packagings." In CORROSION 2009. NACE International, 2009. https://doi.org/10.5006/c2009-09328.

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Abstract For the characterization and comparison of polyethylene grades used for the manufacture of packagings and Intermediate Bulk Container (IBC) the following parameters are required: melt flow rate (MFR), density (D), low temperature notched impact strength (NIS), Full Notch Creep Test (FNCT) and increase of MFR by molecular degradation (Ox). The correlation of these material parameters determined on the basis of specimens prepared from compression moulded sheets of polyethylene grades and the test behavior of packagings has been investigated in several tests. The environmental stress cra
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Abuazza, O., R. Elaish, K. Enawaa, S. Alomami, and A. Gaderbuh. "Evaluation of Sacrificial Anode Backfill Material." In CORROSION 2008. NACE International, 2008. https://doi.org/10.5006/c2008-08051.

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Abstract A common method of corrosion control of buried pipeline is that of cathodic protection involving the use of sacrificial anodes. To ensure maximum effectiveness of an anode, a suitable backfill material of Gypsum/Bentonite is required to maintain the necessary current flow. This material is generally inert and moisture retentive. In the River Project of Libya, the bentonite used was collected from two different clay member formations. The destructive inspection of zinc anodes revealed that the backfill material used from one formation (No. 1) has dried quickly and shrunk away from the
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Bernstein, Samantha, Colin M. Yee, Wei Li, Mark E. Ewing, and Joseph H. Koo. "Comparison of Material Response Models for Low-Density Ablative Materials." In AIAA SCITECH 2023 Forum. American Institute of Aeronautics and Astronautics, 2023. http://dx.doi.org/10.2514/6.2023-2023.

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Yamaguchi, Takahiro, Hajime Kimura, Atsushi Sakuma, Kazushige Takahashi, and Shigetoshi Mimura. "Material and Posture Modeling for Sleeping on Soft Low-Density Porous Material." In ASME 2018 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2018. http://dx.doi.org/10.1115/imece2018-87249.

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Sleeping is one of the most important factors that influence the quality of human life, and this state of existence should be thoroughly investigated to improve the quality of the life. The mechanical design of bedding has great influence on the comfort of a mattress. Thus, objective and conventional techniques to evaluate the mechanics of mattress comfort could help improve the quality of sleep. In this report, an analysis technique for the assessment of the sleeping posture of humans is presented to facilitate the development of mattress design technology. Herein, an analytical model which i
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Covington, M. A., J. A. Balboni, Y.-K. Chen, et al. "Performance of a Low Density Ablative Heat Shield Material." In 37th AIAA Thermophysics Conference. American Institute of Aeronautics and Astronautics, 2004. http://dx.doi.org/10.2514/6.2004-2273.

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Mazur, Yuri I., Heiko Kissel, Haeyeon Yang, Gregory J. Salamo, and Min Xiao. "Formation of low-density InAs/InP(001) quantum dot arrays." In Sixth International Conference on Material Science and Material Properties for Infrared Optoelectronics, edited by Fiodor F. Sizov, Johanna V. Gumenjuk-Sichevska, and Sergey A. Kostyukevych. SPIE, 2003. http://dx.doi.org/10.1117/12.502288.

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Hudson, T. E., and J. W. Martin. "Use of Low-Density, Gravel-Pack Material Improves Placement Efficiency." In SPE Formation Damage Control Symposium. Society of Petroleum Engineers, 1988. http://dx.doi.org/10.2118/17169-ms.

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Otsuka, Y., Y. Shimizu, N. Kawasaki, and S. Ogawa. "Relative Density Characterization of Patterned Low-k material by VEELS." In 2009 International Conference on Solid State Devices and Materials. The Japan Society of Applied Physics, 2009. http://dx.doi.org/10.7567/ssdm.2009.d-9-2.

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Ke, Karen L., Soo-Jin Chua, and Wei J. Fan. "Theoretical design of low-threshold current density of InAlGaAs material system." In Optics and Optoelectronic Inspection and Control: Techniques, Applications, and Instruments, edited by Xiaomin Ren and Suning Tang. SPIE, 2000. http://dx.doi.org/10.1117/12.402685.

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Goodman, William A. "HoneySiC: a new optomechanical material for low-areal cost and density." In SPIE Optical Engineering + Applications, edited by Joseph L. Robichaud, Matthias Krödel, and William A. Goodman. SPIE, 2013. http://dx.doi.org/10.1117/12.2022355.

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Reports on the topic "Low-density material"

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Hillyer, D. F. Jr. A vibrating razor blade machining tool for material removal on low- density foams. Office of Scientific and Technical Information (OSTI), 1990. http://dx.doi.org/10.2172/6338285.

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Maupin, Julie, and Dr Michael Mamoun. DTPH56-06-T-0004 Plastic Pipe Failure, Risk, and Threat Analysis. Pipeline Research Council International, Inc. (PRCI), 2006. http://dx.doi.org/10.55274/r0012119.

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Reports, publications, papers, and databases were reviewed to better define risks and threats to plastic gas distribution piping. Failure modes were described for plastic PE piping with the most significant being slow crack growth (SCG). Short-term mechanical tests such as tensile, quick burst, melt index, and density tests did not show a correlation with a material's susceptibility to SCG failure. The bend-back test was able to visually identify 1971 low-ductile inner wall materials. PENT test failure times were reported for materials manufactured during the period1972-1985. The PENT test did
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Adam, Alexandre, Saadane Rezaiguia, Romain Severac, and Michel Bouquey. Incorporation of aminoalcohols to tune the properties of polyurethane systems. Universidad de los Andes, 2024. https://doi.org/10.51573/andes.pps39.gs.ps.1.

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It is common practice to incorporate low molecular weight molecules, known as chain extenders, to enhance the performance of polyurethane (PU) material. They usually increase the phase separation between the soft and hard domains, which has a significant impact on the density of hydrogen bonds. Aminoalcohols, molecules with both hydroxyl and amine functional groups, are important building blocks in the synthesis of pharmaceuticals but are also widely used in cosmetics or paints and coatings. Easily derived from abundant natural sources, such as amino acids, aminoalcohols align with the need fo
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Sakulneya, Apidej, and Jeffery Roesler. Smart Construction Work-Zone Safety with V2I Passive Material Sensing. Illinois Center for Transportation, 2024. https://doi.org/10.36501/0197-9191/24-027.

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This study explored new vehicle to infrastructure (V2I) technology in construction work zones (CWZ), where speeding, unsafe driving behaviors, and drivers' failure to obey traffic signs contribute significantly to elevated accident rates and fatalities. The objective of this research to advance CWZ safety by evaluating the potential of 3-axis magnetometers attached to a moving cart and traversing over a pavement-assisted passive sensing system can improve vehicle lateral positioning and warning in CWZ. Secondly, to develop a process to implement a programmable ferromagnetic oxide material for
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Wongkasemjit, Sujitra. Novel synthesis study of high surface area silica : final report. Chulalongkorn University, 2002. https://doi.org/10.58837/chula.res.2002.71.

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The sol-gel transition of tetra-coordinated spirosilicate via hydrolysis and condensation under acidic and basic conditions is examined to elucidate the effect of catalyst, reaction time and temperature on the properties of obtained gel. The main advantage of this process is the low temperature employed, producing a solid network with a high specific surface area. FTIR spectroscopy and TGA analysis were used to characterize the formation of siloxane bonds (Si-O-Si). It is found that spirosilicate can be hydrolyzed under both acid and base catalyzed conditions. The condensation rate to silicate
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Fournier, K. B., J. Colvin, A. Yogo, et al. Laser Propagation in Nanostructured Ultra-Low-Density Materials. Office of Scientific and Technical Information (OSTI), 2016. http://dx.doi.org/10.2172/1247286.

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Nicholas, Nolan. Carbon Nanotube Spaceframes for Low-Density Aerospace Materials. Defense Technical Information Center, 2012. http://dx.doi.org/10.21236/ada566139.

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Klein, W., S. Redner, and H. E. Stanley. Percolation and Low Density Materials: Theory and Applications. Defense Technical Information Center, 1986. http://dx.doi.org/10.21236/ada169204.

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Klein, William. Percolation and Low Density Materials: Theory and Applications. Defense Technical Information Center, 1990. http://dx.doi.org/10.21236/ada224237.

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Saadeh, Shadi, and Pritam Katawał. Performance Testing of Hot Mix Asphalt Modified with Recycled Waste Plastic. Mineta Transportation Institute, 2021. http://dx.doi.org/10.31979/mti.2021.2045.

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Plastic pollution has become one of the major concerns in the world. Plastic waste is not biodegradable, which makes it difficult to manage waste plastic pollution. Recycling and reusing waste plastic is an effective way to manage plastic pollution. Because of the huge quantity of waste plastic released into the world, industries requiring a large amount of material, like the pavement industry, can reuse some of this mammoth volume of waste plastics. Similarly, the use of reclaimed asphalt pavement (RAP) has also become common practice to ensure sustainability. The use of recycled waste plasti
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