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Diglycolamide phenolic foams as sorbent for rare earth elements 二乙醇酰胺酚醛泡沫作为稀土元素的吸附剂
Materials Research Innovations Pub Date : 2023-02-21 DOI: 10.1080/14328917.2023.2182486
Fatima Bekkar, C. Arrambide, Claudine El Khoueiry, R. Meghabar, G. Arrachart, S. Pellet-Rostaing
{"title":"Diglycolamide phenolic foams as sorbent for rare earth elements","authors":"Fatima Bekkar, C. Arrambide, Claudine El Khoueiry, R. Meghabar, G. Arrachart, S. Pellet-Rostaing","doi":"10.1080/14328917.2023.2182486","DOIUrl":"https://doi.org/10.1080/14328917.2023.2182486","url":null,"abstract":"ABSTRACT In this present study, we developed a new series of sorbents based on phenolic foam resin for the extraction of rare earth elements. Chelating phenolic foams were prepared using appropriate formulation of blowing agent, surfactant and curing acid agent and a prepolymer resulting from an alkaline polymerisation reaction of phenolic diglycolamide derivative with admixture of phenol, catechol or resorcinol in the presence of formaldehyde as crosslinker agent. The foaming copolymer resins were completely described and engaged in sorption studies with three types of lanthanide (La, Eu, Yb), which represent light, medium and heavy REEs, respectively.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81007438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Photocatalytic 1 and Antimicrobial activity study for Cadmium Sulphide Quantum Dots 硫化镉量子点的光催化及抗菌活性研究
Materials Research Innovations Pub Date : 2023-02-21 DOI: 10.1080/14328917.2023.2180570
A. Malik, P. Lokhande, Deepak Kumar, Joseph Mooney, A. Sharma, Tahir Ul, Gani Mir
{"title":"Photocatalytic 1 and Antimicrobial activity study for Cadmium Sulphide Quantum Dots","authors":"A. Malik, P. Lokhande, Deepak Kumar, Joseph Mooney, A. Sharma, Tahir Ul, Gani Mir","doi":"10.1080/14328917.2023.2180570","DOIUrl":"https://doi.org/10.1080/14328917.2023.2180570","url":null,"abstract":"ABSTRACT Cadmium Sulphide (CdS) Quantum dots (QDs) has been synthesised by using precipitation method. Structural and morphological characteristics of CdS QDs were measured by XRD, FT-IR, and FESEM techniques. The thermal properties of nanomaterial were also studied by thermogravimetric and differential scanning calorimetry. The optical band gap was calculated by using Tauc plot. The synthesised material was employed as a photocatalyst for the degradation of 2-chlorophenol (2-CP) under UV light irradiation. The impact of pH for photodegradation of the catalyst has also been investigated and shows higher efficiency at high pH. The photodegradation efficiency was found to be 80% with increasing amount of catalyst. Antimicrobial activities against E. coli and Aeromonas hydrophilia were also performed by this CdS QDs. This work demonstrates the potential applications of CdS for photodegradation and antimicrobial activity. Graphical Abstract","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86271908","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
SILAR synthesis of the CuS nanoparticles within the nylon 6,6 matrix recycled from the plastic waste 在从塑料废料中回收的尼龙6,6基质中SILAR合成cu纳米颗粒
Materials Research Innovations Pub Date : 2023-02-20 DOI: 10.1080/14328917.2023.2180574
Elvin Y. Malikov
{"title":"SILAR synthesis of the CuS nanoparticles within the nylon 6,6 matrix recycled from the plastic waste","authors":"Elvin Y. Malikov","doi":"10.1080/14328917.2023.2180574","DOIUrl":"https://doi.org/10.1080/14328917.2023.2180574","url":null,"abstract":"ABSTRACT Successful recycling of nylon 6,6-based plastic waste materials was performed by the synthesis of CuS nanoparticles through successive ionic layer adsorption and reaction method. The plastic waste was used in the preparation of the matrix for the synthesis of the CuS nanoparticles to get a new polymer nanocomposite with unique properties and to find effective utilisation for waste plastics. The obtained nanocomposite was characterised by various methods like scanning electron microscopy, transmission electron microscopy, X-ray diffraction and UV–visible spectroscopy to get proof of the formation of nanoparticles within the polymer matrix and study the structure and properties of the obtained nanocomposite material. The obtained results confirm the formation of nanoparticles and give information about their average size. UV-vis. spectroscopy revealed a comparatively wide band gap for the obtained nanostructures which manifests their potential as an appropriate base material for photovoltaic device production.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85696143","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of bismuth as dopant on ZnSe material syntheses for photovoltaic application 铋作为掺杂剂对光伏用ZnSe材料合成的影响
Materials Research Innovations Pub Date : 2023-02-18 DOI: 10.1080/14328917.2023.2180582
I. Ikhioya, E. Onoh, D. Okoli, A. Ekpunobi
{"title":"Impact of bismuth as dopant on ZnSe material syntheses for photovoltaic application","authors":"I. Ikhioya, E. Onoh, D. Okoli, A. Ekpunobi","doi":"10.1080/14328917.2023.2180582","DOIUrl":"https://doi.org/10.1080/14328917.2023.2180582","url":null,"abstract":"ABSTRACT In this study, bismuth-doped zinc selenide ZnSe/Bi single crystals were deposited on conducting glass substrates to study the effects of single crystals’ molar concentration on a variety of properties. These properties were characterised using SEM, EDX, XRD, and UV–vis. The various characterisations were carried out to determine the material’s morphological, elemental, structural, optical, and electrical characteristics. The ZnSe material’s diffraction peaks were found at (1 1 1), (2 0 1), and (2 1 1), while the ZnSe/Bi material’s peaks were found at (2 2 0), (2 2 1), and (3 0 0), which correspond to the angles (26.12°), (31.00°), (37.02°) (51.73°), (62.67°), and (65.83°), respectively. The material showed a smaller nano-grain size that covered the entire substrate, indicating uniform deposition. A band gap energy of 1.55 to 1.72 eV was obtained. ABSTRACT","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74714688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Growth and physical property studies of a BioMOF: silver mandelate crystals for optical and dielectric applications 用于光学和介电应用的生物of:扁桃酸银晶体的生长和物理性质研究
Materials Research Innovations Pub Date : 2023-02-18 DOI: 10.1080/14328917.2023.2180581
Vineetha V S, P. P. Pradyumnan
{"title":"Growth and physical property studies of a BioMOF: silver mandelate crystals for optical and dielectric applications","authors":"Vineetha V S, P. P. Pradyumnan","doi":"10.1080/14328917.2023.2180581","DOIUrl":"https://doi.org/10.1080/14328917.2023.2180581","url":null,"abstract":"ABSTRACT Biological metal-organic frameworks (BioMOF) formed by coordinating metal ions with biologically derived organic ligands have rising scientific stature owing to their superior functionalities. In the current work silver mandelate crystals (Ag(C8H7O3)), a silver-based bio-MOF are grown in hydrosilica gel medium activated with mandelate anions. XRD pattern of the powdered crystal confirmed the crystallinity of the crystals and the diffraction pattern is matched with the reported card data. Raman and FTIR spectra analyses confirmed the formation of the compound and ensured the presence of various functional groups in the crystal. Thermogravimetric analysis (TGA) revealed the chemical formula of the grown crystal and Differential Thermal analysis (DTA) stated that the compound is thermally stable. The single-stage thermal degradation over the temperature range of 160–350°C shows the- final degraded product is crystalline silver. The electronic spectral studies of the grown crystals show that the optical band gap energy is 4.36 eV. The dielectric behaviour is examined by studying the variation of dielectric constant, conductivity, and dielectric loss with the frequency of the applied field.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80506086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Impact of modulated temperature on photovoltaic properties of automated spray fabricated zirconium doped cobalt selenide films 调制温度对自动喷涂制备的掺锆硒化钴薄膜光电性能的影响
Materials Research Innovations Pub Date : 2023-02-15 DOI: 10.1080/14328917.2023.2178747
I. L. Ikhioya, F. U. Ochai-Ejeh, Courage I. Uruwah
{"title":"Impact of modulated temperature on photovoltaic properties of automated spray fabricated zirconium doped cobalt selenide films","authors":"I. L. Ikhioya, F. U. Ochai-Ejeh, Courage I. Uruwah","doi":"10.1080/14328917.2023.2178747","DOIUrl":"https://doi.org/10.1080/14328917.2023.2178747","url":null,"abstract":"ABSTRACT The impact of modulated temperature on the synthesizes zirconium doped cobalt selenide material has been investigated in this study. The morphology, structure, elemental composition, behavior in light, and electrical properties of the synthesized materials were investigated using scanner electron microscopy (SEM), X-ray diffractometer (XRD), energy dispersive X-ray spectroscopy (EDX), ultraviolet-visible (UV-vis) spectrophotometer, and a four-point probe device. Due to the agglomeration of the film, the surface morphology exhibits white clove-like clusters and a sizable surface area. The clusters are denser and smaller as the modulated temperature rises, with the exception of the material produced at 205oC, which exhibits large nanoparticles and a small amount of nanotube. The diffraction planes 111, 200, 202, 300, and 311 agree with the spectrum's reported prominent crystalline peak at 2 theta degree angle, which appears at 11.1666, 14.7349, 21.8029, 26.3319, and 30.8953. Bandgaps of 1.39, 1.52, 1.25, and 1.50 eV were found for cobalt selenide-doped zirconium and 1.66 eV for cobalt selenide, respectively. GRAPHICAL ABSTRACT","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80643597","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Removal of single dye and dye mixture from aqueous solution with alginate-coated calcined layered double hydroxide and illite clay composite beads 海藻酸盐包覆煅烧层状双氢氧化物和伊利石粘土复合微珠去除水溶液中的单一染料和混合染料
Materials Research Innovations Pub Date : 2023-01-02 DOI: 10.1080/14328917.2022.2163112
A. El khanchaoui, M. Sajieddine, M. Mansori, A. Moubarik, A. Essoumhi
{"title":"Removal of single dye and dye mixture from aqueous solution with alginate-coated calcined layered double hydroxide and illite clay composite beads","authors":"A. El khanchaoui, M. Sajieddine, M. Mansori, A. Moubarik, A. Essoumhi","doi":"10.1080/14328917.2022.2163112","DOIUrl":"https://doi.org/10.1080/14328917.2022.2163112","url":null,"abstract":"ABSTRACT Alginate-coated calcined layered double hydroxide and illite clay (Alg@CLDH@ Illite) composite beads were fabricated and tested for single and mixture dye adsorption from aqueous solution. Adsorption characteristics of the as-fabricated beads were assessed by using Methylene Blue (MB) and Congo Red (CR) as adsorbates. As-prepared samples were characterised by using X-ray diffraction (XRD), Thermogravimetry/Differential Scanning Calorimetry (TG–DSC), Fourier transform infrared spectroscopy (FTIR), and point of zero charge (pHpzc). The characterisations demonstrated that the incorporation of CLDH powder/clay mixture can not only enhance thermal stability but also can improve the adsorption performance. The adsorption kinetics of dyes onto composite beads followed the linear form of pseudo-second-order model and their equilibrium data were fitted well to the Freundlich model. The results showed that the Alg@CLDH@Illite composite is able to adsorb anionic and cationic dyes from a binary dye mixture with high sorption capacities in short time 50 min.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86531991","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Thermal performance of hybrid fibers reinforced epoxy based intumescent coating for fire resistance of steel structures 混杂纤维增强环氧基钢结构防火膨胀涂层的热性能研究
Materials Research Innovations Pub Date : 2022-12-21 DOI: 10.1080/14328917.2022.2160540
Muhammad Yasir, F. Ahmad
{"title":"Thermal performance of hybrid fibers reinforced epoxy based intumescent coating for fire resistance of steel structures","authors":"Muhammad Yasir, F. Ahmad","doi":"10.1080/14328917.2022.2160540","DOIUrl":"https://doi.org/10.1080/14328917.2022.2160540","url":null,"abstract":"ABSTRACT This work is focused on the development of single and hybrid fibers reinforced intumescent fire-resistant coating for steel protection. The methodologies were developed to measure the heat transfer, thermal stability, char expansion rate, chemical bonding and composition of char, residual mass percentage as well as morphology of an intumescent coating. By incorporating 2 wt.% of single basalt fibers in the intumescent coating, the substrate temperature remained stable at 184 oC after 60 minutes of fire test. On the other hand, the hybridization of E glass with the basalt fiber IFRC-BE55-12 in intumescent coating resulted in higher substrate temperature . Field emission scanning electron microscopy (FESEM) confirmed IFRC-B2.5–12 formulation had a compact and dense char . The thermogravimetric analyses results also revealed that thermal stability of the fibers reinforced intumescent formulations was improved and the highest residual mass of 38.7% percentage was obtained for IFRC-B2.5–12.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-12-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90655107","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Low-cost Surface Modified Battery-used Polyethylene Membranes for Reverse Osmosis Applications 用于反渗透的低成本表面改性聚乙烯电池膜
Materials Research Innovations Pub Date : 2022-12-20 DOI: 10.1080/14328917.2022.2160894
Yiye Song, Yehui Zhang, Hongjun Yang
{"title":"A Low-cost Surface Modified Battery-used Polyethylene Membranes for Reverse Osmosis Applications","authors":"Yiye Song, Yehui Zhang, Hongjun Yang","doi":"10.1080/14328917.2022.2160894","DOIUrl":"https://doi.org/10.1080/14328917.2022.2160894","url":null,"abstract":"ABSTRACT Reverse osmosis (RO) membranes have been widely used in the field of membrane separation. However, most of the commercial RO membranes are fabricated based on a polysulphones- or polyethersulfone-modified polyethylene glycol terephthalate (PET) support, which are thick and exhibit poor solvent resistance. In this study, polyethylene (PE) battery membranes without any hydrophilic modification were directly used to prepare PE-RO membranes. The structures of the products were confirmed via attenuated total reflection Fourier transform infrared spectroscopy, X-ray photoelectron spectroscopy, and scanning electron microscopy. The resulting RO membrane prepared with 0.05 wt.% of trimesoyl chloride and 2 wt.% of m-phenylenediamine exhibited a water flux of 12.61 L m−2 h−1 with a desalination (NaCl) rate of 98.6%. The thickness of the PE-RO membrane is 80% of the thickness of the traditional RO membranes and hence has a wider application as a separation membrane.","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79541460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Precursor-directed approach to fabricate TiO2-gCN composite: An efficient photocatalyst to harness solar spectrum 制备TiO2-gCN复合材料的前驱体定向方法:一种利用太阳光谱的高效光催化剂
Materials Research Innovations Pub Date : 2022-12-17 DOI: 10.1080/14328917.2022.2157995
Deepti Sharma, S. K. Ola, Veena Dhayal
{"title":"Precursor-directed approach to fabricate TiO2-gCN composite: An efficient photocatalyst to harness solar spectrum","authors":"Deepti Sharma, S. K. Ola, Veena Dhayal","doi":"10.1080/14328917.2022.2157995","DOIUrl":"https://doi.org/10.1080/14328917.2022.2157995","url":null,"abstract":"ABSTRACT In this study the porous composites, in-situ TiO2-g-C3N4 (in-situ TiO2-g-CN), was fabricated by in-situ generation of TiO2 from titanium tetra-oximate during thermal polymerisation of urea into gC3N4. For comparison, TiO2-g-C3N4 composite (TiO2-g-CN) and g-C3N4 (gCN) were also prepared by decomposition of urea in the presence and absence of TiO2 nanoparticles (NPs), respectively. The synthesised composites were characterised by FT-IR, SEM-EDX, TGA, and XRD analyses. The analyses of the samples revealed that the particle size of the composites decreases with the addition of TiO2 precursor, titanium tetra-oximate, during g-C3N4 Synthesis. A comparative study has been conducted on the photocatalytic degradation of methylene blue (MB) and methyl orange (MO) dyes in the presence of in-situ TiO2-g-CN, TiO2-g-CN, and gCN under the solar spectrum. In the presence of in-situ TiO2-g-CN, 99.7% degradation of MB and 68.4% degradation of MO was observed within 100 min, and it is superior as compared to TiO2-g-CN and gCN. Graphical Abstract","PeriodicalId":18235,"journal":{"name":"Materials Research Innovations","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78722676","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
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