Biodegradation of polyurethane derived from castor oil by José M. Cangemi, Antonia M. dos Santos, Salvador C. Neto, Gilberto O. Chierice

“…The aim of this research was to study the biodegradation of a polymer derived from castor oil, which is a renewable, natural material that is a practical alternative for the replacement of traditional polyurethane foams. …”
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Laser Synthesized Graphene and Its Applications by Vittorio Scardaci

“…Over the past decade, laser synthesis has been proposed as a viable synthesis method to reduce graphene oxide to graphene as well as to obtain graphene from other carbonaceous sources such as polymers or other natural materials. This review first proposes to discuss the various conditions under which graphene is obtained from the reduction of graphene oxide or is induced from other materials using laser sources. …”
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Peningkatan Kadar Hemoglobin Ibu Hamil Anemia dengan Kombinasi Pemberian Tablet Fe dan Madu by Ahmady Ahmady, Zulhaini Sartika A. Pulungan, Edi Purnomo

“…The problem for pregnant women is iron anemia. The natural material that contains iron is honey. The study aims to determine the difference in hemoglobin levels in pregnant anemic who are supplemented Fe tablets and honey. …”
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Recent Advances in Tunable and Reconfigurable Metamaterials by Sanghun Bang, Jeonghyun Kim, Gwanho Yoon, Takuo Tanaka, Junsuk Rho

“…Metamaterials are composed of nanostructures, called artificial atoms, which can give metamaterials extraordinary properties that cannot be found in natural materials. The nanostructures themselves and their arrangements determine the metamaterials’ properties. …”
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Application of cryogenic grinding for filler preparation in the form of Coconut Nanocomposites into the Thermoplastic Matrix with the evaluation of properties while using different... by Petr, Lenfeld, Luboš, Běhálek, Martin, Borůvka

“…One of these areas is the research concerning cryogenic grinding application for the preparation of nanoparticles from natural materials and the use of such prepared fillers in polymer matrices of a synthetic or natural origin. …”
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The opportunity of sugar palm fibres in the reinforcing field of polymer composites by Bachtiar, Dandi, Salit, Mohd Sapuan

“…Although the report still limited, it is the good resources to give the insight and analysis to open the mind and suggested this new natural material to contribute in establish the composites field.…”
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Development in-house: a trap method for pretreatment of fat, oil, and grease in kitchen wastewater by Radin Mohamed, R. M. S., Al-Gheethi, Adel, Welfrad, A. N., Amir Hashim, M. K.

“…However, in order to increase the efficiency of these systems, some of the researchers have been using natural materials to enhance the adsorption process of FOG. …”
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Antioxidant Potential of Endemic Salvia absconditiflora by Hasan Akgul, Nuh Korkmaz, Alpaslan Dayangaç, Mustafa Sevindik

“…Medicinal plants are important natural materials used in the treatment of many diseases. …”
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Etude pétrographique comparée des tessellata de quelques mosaïques romaines des sites archéologiques de Volubilis et Lixus (Maroc) by Nissma BOUZOUBAA, Abdelilah DEKAYIR

“…This comparative study carried on natural materials used in roman mosaics tesselata in some archaeological sites give us ideas about the provenance of building materials and the movement of materials in Morocco and in the Mediterranean region. …”
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Backfill mixtures based on industrial waste by Rakhimov Shavkat, Gaziev Uchqun, Babakulova Nilufar, Khudoynazarova Qunduz

“…It has been established that, in terms of their physical and mechanical characteristics, stowing mixtures based on waste are not inferior to mixtures based on natural materials. The mathematical method for planning experiments has revealed the dependences linking strength with the quantitative characteristics of the components of the filling mixture. …”
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Behaviour of cemented and compacted clayey sand reinforced with two types of fibers by Souhila Adjabi, Salah Nouaouria Mohamed

“…The goal of this experimental work is to improve the characteristics of a collapsible soil with polyethylene fibers in the aim of reducing the number of plastic bottles thrown in nature and with natural materials such as sisal fibers. Polyethylene fibers contents in mass were used in this investigation, namely: 5%, 10% and 15%; Sisal fibers contents: 0.5% and 1% respectively. …”
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Bamboo Material for Sustainable Development: A Systematic Review by Kartono Kurniawan Bambang, Shahman Nik, Purnomo Agung, Ezran Muhamad

“…Sustainable development, governance, and regulation of government policies on natural material resources such as bamboo are expected to increase the productivity of companies and are suggested in future considerations.…”
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Biological Materials for Tissue-Engineered Vascular Grafts: Overview of Recent Advancements by Dalila Di Francesco, Alexa Pigliafreddo, Simona Casarella, Luca Di Nunno, Diego Mantovani, Francesca Boccafoschi

“…We highlight, in particular, the use of natural materials as scaffolds for vascular tissue engineering.…”
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Silkworm Self-spun Fluorescent Silk Fiber with Enhanced Mechanical Properties by Lin-Hai Jiang, Qing Shen

“…Silk fiber (SF) is a well-known natural material broadly applied for the common textile industry and modern medical field cases. …”
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The Effect of Apigenin on Gram Positives and Negative Bacteria by Entessar H.Ali

“…This study suggest that Apigenin have inhibation effect against Gram-Posative and Gram-Negative bacteria and Apigenin was natural material found in Iraq and world with little side effect…”
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A Review of Acoustic Metamaterials and Phononic Crystals by Junyi Liu, Hanbei Guo, Ting Wang

“…As a new kind of artificial material developed in recent decades, metamaterials exhibit novel performance and the promising application potentials in the field of practical engineering compared with the natural materials. Acoustic metamaterials and phononic crystals have some extraordinary physical properties, effective negative parameters, band gaps, negative refraction, etc., extending the acoustic properties of existing materials. …”
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Progress of structural and electronic properties of diamond: a mini review by Hongchao Yang, Yandong Ma, Ying Dai

“…It is the hardest natural material and holds potential applications in mechanics, electronics and photonics. …”
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Effect of Alkali Treatment of Nettle Fibers on Oil Absorbency by S. Viju, G. Thilagavathi

“…Oil absorbency capacity of alkali-treated nettle fibers has also been compared with other natural materials.…”
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“I’m Just Going to Buy That!”: Confronting Consumerism in Teacher Education by Ashworth Elizabeth, Steele Astrid

“…Inspired by Selby’s (2011) third proposition for education for sustainable contraction, they revised an existing art/science integration project where constructions would be created from recycled and/or natural materials. The TCs’ constructions, process work, and Reflection papers provided insight into their creative thinking, and learning, regarding sustainable consumerism.…”
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Metal nanoparticles produced by plants with antibacterial properties against Staphylococcus aureus by A. Patel

“…Phytochemicals present in plant extract are an inexpensive, eco-friendly, natural material that act as reducing and stabilization agent for the nanoparticle synthesis. …”
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