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Magnetic coupling of iron-based ferromagnetic nanoclusters encapsulated inside double-wall carbon nanotubes
IF 3.1
Carbon Trends Pub Date : 2025-03-10 DOI: 10.1016/j.cartre.2025.100483
Wilson Nieto , Johnny Chimborazo , Hidetsugu Shiozawa , Thomas Pichler , Paola Ayala , Dario Niebieskikwiat
{"title":"Magnetic coupling of iron-based ferromagnetic nanoclusters encapsulated inside double-wall carbon nanotubes","authors":"Wilson Nieto ,&nbsp;Johnny Chimborazo ,&nbsp;Hidetsugu Shiozawa ,&nbsp;Thomas Pichler ,&nbsp;Paola Ayala ,&nbsp;Dario Niebieskikwiat","doi":"10.1016/j.cartre.2025.100483","DOIUrl":"10.1016/j.cartre.2025.100483","url":null,"abstract":"<div><div>Understanding the magnetic properties of hybrids of carbon nanotubes is an intriguing matter that offers a vastly unexplored playground for fundamental research and promising applications. The magnetic properties of bundles of double-wall carbon nanotubes encapsulating cementite ferromagnetic nanoclusters (of <span><math><mo>∼</mo></math></span> 3–4 nm in length) are here studied. VSM magnetometry shows clear evidence of interparticle magnetic interactions and a large interface exchange coupling of the nanoclusters with the carbon matrix, characterized by a surface anisotropy field <span><math><mrow><msub><mrow><mi>H</mi></mrow><mrow><mi>K</mi></mrow></msub><mo>∼</mo><mn>67</mn></mrow></math></span> kOe. Using a well-known measurement protocol, a magnetic activation volume for magnetization reversal was estimated as <span><math><mrow><mo>∼</mo><mn>420</mn><mspace></mspace><msup><mrow><mi>nm</mi></mrow><mrow><mn>3</mn></mrow></msup></mrow></math></span>. This large volume involves around 270 cementite nanoparticles mutually coupled through the conduction electrons of the nanotubes, which provide the ground for a large magnetic correlation length, thus favoring their possible application in spintronic devices.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100483"},"PeriodicalIF":3.1,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143609297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Structural and electrochemical characterization of diatomite with lignin, glucose, activated carbon and magnetic nanoparticles
IF 3.1
Carbon Trends Pub Date : 2025-03-06 DOI: 10.1016/j.cartre.2025.100492
Maria Silva , Sarah Briceño , Karla Vizuete , Alexis Debut , Gema González
{"title":"Structural and electrochemical characterization of diatomite with lignin, glucose, activated carbon and magnetic nanoparticles","authors":"Maria Silva ,&nbsp;Sarah Briceño ,&nbsp;Karla Vizuete ,&nbsp;Alexis Debut ,&nbsp;Gema González","doi":"10.1016/j.cartre.2025.100492","DOIUrl":"10.1016/j.cartre.2025.100492","url":null,"abstract":"<div><div>This work explores the synthesis and characterization of Diatomite-based composites and the effect of the carbon source (Glucose, Lignin, and Activated Carbon) along with magnetic nanoparticles on the structural and electrochemical properties. The samples were characterized using X-ray diffraction (XRD), Energy Dispersive spectroscopy (EDS), Raman spectroscopy, Electrochemical Impedance spectroscopy (EIS), and Cyclic voltammetry. Our results reveal that the glucose composite exhibited the highest conductivity and electrochemical performance compared to those made with lignin and activated carbon due to forming iron carbide and graphite-like structures. These findings suggest that selecting carbon sources and incorporating magnetic nanoparticles optimize diatomite-based materials for potential applications as electrode materials.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100492"},"PeriodicalIF":3.1,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143591700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diatomite with TiO2 nanoparticles for the photocatalytic degradation of methylene blue
IF 3.1
Carbon Trends Pub Date : 2025-03-04 DOI: 10.1016/j.cartre.2025.100488
Ariel Josue Ojeda Coba , Sarah Briceño , Karla Vizuete , Alexis Debut , Gema González
{"title":"Diatomite with TiO2 nanoparticles for the photocatalytic degradation of methylene blue","authors":"Ariel Josue Ojeda Coba ,&nbsp;Sarah Briceño ,&nbsp;Karla Vizuete ,&nbsp;Alexis Debut ,&nbsp;Gema González","doi":"10.1016/j.cartre.2025.100488","DOIUrl":"10.1016/j.cartre.2025.100488","url":null,"abstract":"<div><div>Water pollution caused by industrial dyes, such as methylene blue (MB), poses a significant environmental challenge due to its high toxicity and persistence. This study reports the photodegradation of methylene blue using diatomite loaded with titanium dioxide (TiO<span><math><msub><mrow></mrow><mrow><mn>2</mn></mrow></msub></math></span>) nanoparticles. The samples were characterized using Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), Raman spectroscopy, scanning electron microscopy (SEM), and transmission electron microscopy (TEM). The photodegradation of methylene blue was measured using ultraviolet–visible spectroscopy. The results indicate that the porous structure of diatomite, combined with the photocatalytic properties of the anatase and rutile phases, enhances the photodegradation process of Methylene blue, achieving an efficiency of 80% in 270 min under natural sunlight. These findings highlight the potential of the diatomite-TiO<span><math><msub><mrow></mrow><mrow><mn>2</mn></mrow></msub></math></span> composite as a low-cost and effective solution for water purification and environmental remediation.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100488"},"PeriodicalIF":3.1,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143577869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
X-ray tomo-ptychography of single micrometric carbon and basalt fibres
IF 3.1
Carbon Trends Pub Date : 2025-03-03 DOI: 10.1016/j.cartre.2025.100490
M. Ducousso , J. Rinkel , W. Boutu , F. Jenson , J. Pérez , P. Margerit , N. Quaglia , E. Heriprë , J.P. Marquez Costa , L. Courapied
{"title":"X-ray tomo-ptychography of single micrometric carbon and basalt fibres","authors":"M. Ducousso ,&nbsp;J. Rinkel ,&nbsp;W. Boutu ,&nbsp;F. Jenson ,&nbsp;J. Pérez ,&nbsp;P. Margerit ,&nbsp;N. Quaglia ,&nbsp;E. Heriprë ,&nbsp;J.P. Marquez Costa ,&nbsp;L. Courapied","doi":"10.1016/j.cartre.2025.100490","DOIUrl":"10.1016/j.cartre.2025.100490","url":null,"abstract":"<div><div>Carbon fibre-based composite materials are essential for emissions reduction in transportation. However, the physical properties of their main component, i.e. the micro-size carbon fibres, are still poorly documented because of experimental difficulties. Such material is however known for presenting high anisotropy between off- and on-axis properties. Here we have used Ptychography X-ray Computed Tomography to probe quantitatively the bulk electronic density and the morphology of micrometric carbon and basalt fibres. The carbon fibre exhibits a density variation as function of its radius, with a maximum at its center and a minimum around half of the radius, while the basalt fibre is homogeneous. Morphology is investigated at the fibre scale to quantify its deviations from a perfect cylinder and at the nanoscale to evaluate the texture of the surface. Resolutions are around 200 nm. This pioneering work should open new understandings and bulk or surface experimentations on single micron-size fibres at the nanoscale.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100490"},"PeriodicalIF":3.1,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143577867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Graphene-modified g-C3N4/ α-Fe2O3 systems for light-induced hydrogen generation
IF 3.1
Carbon Trends Pub Date : 2025-02-26 DOI: 10.1016/j.cartre.2025.100491
Wassila Touati , Miroslava Filip Edelmannová , Mohamed Karmaoui , Ahmed Bekka , Clarisse Furgeaud , Chakib Alaoui , Imene kadi Allah , Bruno Figueiredo , J.A. Labrincha , Raul Arenal , Kamila Koci , David Maria Tobaldi
{"title":"Graphene-modified g-C3N4/ α-Fe2O3 systems for light-induced hydrogen generation","authors":"Wassila Touati ,&nbsp;Miroslava Filip Edelmannová ,&nbsp;Mohamed Karmaoui ,&nbsp;Ahmed Bekka ,&nbsp;Clarisse Furgeaud ,&nbsp;Chakib Alaoui ,&nbsp;Imene kadi Allah ,&nbsp;Bruno Figueiredo ,&nbsp;J.A. Labrincha ,&nbsp;Raul Arenal ,&nbsp;Kamila Koci ,&nbsp;David Maria Tobaldi","doi":"10.1016/j.cartre.2025.100491","DOIUrl":"10.1016/j.cartre.2025.100491","url":null,"abstract":"<div><div>Photocatalysis represents an advanced and efficient technology for harnessing light energy. The non-toxicity, affordability, and versatility of this technique render it particularly attractive for hydrogen production via water splitting. Nevertheless, the primary challenge lies in identifying materials capable of efficiently catalyzing the water splitting reaction upon exposure to light. This study presents the influence of the quantity of hematite and graphene on g-C<sub>3</sub>N<sub>4</sub> in the context of hydrogen generation from methanol-water decomposition under UVC irradiation. Pure g-C<sub>3</sub>N<sub>4</sub> exhibits the highest hydrogen generation efficiency. However, adding hematite decreases photocatalytic efficiency, likely due to the formation of a type II heterojunction between α-Fe<sub>2</sub>O<sub>3</sub> and g-C<sub>3</sub>N<sub>4</sub>, which reduces the overall reduction capacity of the system. While incorporating graphene into the g-C<sub>3</sub>N<sub>4</sub>/α-Fe<sub>2</sub>O<sub>3</sub> system enhances photocatalytic efficiency by improving electron mobility and prolonging the lifetime of photo-generated excitons, the highest yield was achieved with BUF10/GNP0.5. This research offers valuable insights into charge transfer and separation processes for photo-generated excitons within the g-C<sub>3</sub>N<sub>4</sub>/α-Fe<sub>2</sub>O<sub>3</sub> and g-C<sub>3</sub>N<sub>4</sub>/α-Fe<sub>2</sub>O<sub>3</sub>/graphene systems in the context of light-induced hydrogen production.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100491"},"PeriodicalIF":3.1,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143529594","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fabrication and evaluation of carbon black of waste Tyre-derived activated carbon electrodes for enhanced supercapacitor performance
IF 3.1
Carbon Trends Pub Date : 2025-02-26 DOI: 10.1016/j.cartre.2025.100489
Damu V. Rupnar , Hemraj M. Yadav , A.V.S.L. Sai Bharadwaj , Pradip B. Sarawade , Niranjan S. Ramgir , Gajanan S. Ghodake , Bharat G. Pawar
{"title":"Fabrication and evaluation of carbon black of waste Tyre-derived activated carbon electrodes for enhanced supercapacitor performance","authors":"Damu V. Rupnar ,&nbsp;Hemraj M. Yadav ,&nbsp;A.V.S.L. Sai Bharadwaj ,&nbsp;Pradip B. Sarawade ,&nbsp;Niranjan S. Ramgir ,&nbsp;Gajanan S. Ghodake ,&nbsp;Bharat G. Pawar","doi":"10.1016/j.cartre.2025.100489","DOIUrl":"10.1016/j.cartre.2025.100489","url":null,"abstract":"<div><div>The growing demand for energy and the necessity for environmentally sustainable solutions necessitate the development of innovative materials. Activated carbon, widely used for supercapacitor electrodes, is traditionally derived from petroleum-based sources. This research presents a novel method for synthesizing activated carbon from waste tyres, offering a sustainable alternative additionally, it also incorporates a method for recycling the waste carbon materials. The waste tyre carbon was collected and chemically activated using an aqueous zinc chloride solution, followed by drying and calcination at different temperature. The electrochemical performance of the activated carbon electrodes was tested in both aqueous and ionic liquid electrolytes. The results demonstrated that the activated carbon electrodes achieved a specific capacitance of 1478.80 F/g at 100mV/s in an aqueous electrolyte. Additionally, in an ionic liquid electrolyte, the electrodes exhibited an energy density of 273.55 Wh/kg. These findings validate the effectiveness of waste tyre-derived activated carbon as a high-performance, sustainable material for energy storage applications, particularly in supercapacitors.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100489"},"PeriodicalIF":3.1,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143619313","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanoconfined water phase transitions in infinite graphene slits: Molecular dynamics simulations and mean-field insights
IF 3.1
Carbon Trends Pub Date : 2025-02-25 DOI: 10.1016/j.cartre.2025.100485
Felipe Hawthorne, Virgília M.S. Neta, José A. Freire, Cristiano F. Woellner
{"title":"Nanoconfined water phase transitions in infinite graphene slits: Molecular dynamics simulations and mean-field insights","authors":"Felipe Hawthorne,&nbsp;Virgília M.S. Neta,&nbsp;José A. Freire,&nbsp;Cristiano F. Woellner","doi":"10.1016/j.cartre.2025.100485","DOIUrl":"10.1016/j.cartre.2025.100485","url":null,"abstract":"<div><div>Recent experimental and computational studies have demonstrated that nanoconfinement profoundly alters the phase behavior of water, facilitating complex phase transitions at pressures and temperatures far lower than typically observed in bulk systems. When combined with adsorption, nanoconfinement substantially enhances water uptake, primarily due to condensation occurring at the onset of the isotherm curve—a phenomenon intimately related to the facilitated formation of hydrogen bond networks. In this study, we adopt a dual approach to investigate water confined within infinite graphene slits. Our Molecular Dynamics simulations reveal hysteresis across all investigated temperatures. Unlike in finite slits, where hysteresis arises due to surface tension effects at the edges, in the case of infinite slits, the hysteresis is the result of a genuine phase transition at the nanoscale. We analyze the spatial and orientational arrangements of the water molecules, demonstrating how the graphene surface promotes the formation of a hydrogen bond network in the adjacent water layers. The remarkably low pressure required for water uptake in this nano-environment is explained at the mean-field level using a simple interacting lattice model. This is attributed to the exponential dependence of the critical pressure on the adsorbate–adsorbent interaction.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100485"},"PeriodicalIF":3.1,"publicationDate":"2025-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143508514","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
TEM-EELS study of compressed graphite phase in high-pressure and high-temperature treated neutron-irradiated graphite
IF 3.1
Carbon Trends Pub Date : 2025-02-21 DOI: 10.1016/j.cartre.2025.100487
Yuta Ohsawa , Yohei K. Sato , Tomoya Saito , Masami Terauchi , Takashi Kitazume , Takumi Tokunaga , Yuji Higo , Keisuke Niwase , Masahito Niibe , Shin-ichi Honda
{"title":"TEM-EELS study of compressed graphite phase in high-pressure and high-temperature treated neutron-irradiated graphite","authors":"Yuta Ohsawa ,&nbsp;Yohei K. Sato ,&nbsp;Tomoya Saito ,&nbsp;Masami Terauchi ,&nbsp;Takashi Kitazume ,&nbsp;Takumi Tokunaga ,&nbsp;Yuji Higo ,&nbsp;Keisuke Niwase ,&nbsp;Masahito Niibe ,&nbsp;Shin-ichi Honda","doi":"10.1016/j.cartre.2025.100487","DOIUrl":"10.1016/j.cartre.2025.100487","url":null,"abstract":"<div><div>The creation of new carbon materials has been attempted by treating neutron-irradiated graphite at high pressure and high temperature (HPHT) conditions. Recently, the formation of the compressed graphite (CG) with a (0002) plane distance of 3.2 Å, which is narrower than that of the graphite with a plane distance of 3.4 Å, was reported in the neutron-irradiated graphite processed under an HPHT condition. It is not clear what electronic structure, properties, and formation mechanism of the CG phase. In this study, electron energy-loss spectroscopy using a transmission electron microscope was applied to elucidate the electronic structure of the CG phase in the neutron-irradiated graphite sample with the HPHT treatment. The atomic layer distance of 3.2 Å for the CG phase was confirmed by an electron diffraction pattern. Dark-field images of 0002 spots of the CG phase showed the spatial distribution of the CG phase in the specimen. The electron energy-loss spectrum of the C K-edge of the CG showed a decrease in π* and σ* peak intensities, and the onset of the σ* peak shifted to the lower energy side compared with those of graphite. A first-principles calculation suggested that the electronic structure of graphite with the interlayer bond relating to the interstitial atoms and lattice vacancies should be reasonable for the electronic structure of the CG examined. Thus, the interlayer bonds formed by the interstitial atoms and the lattice vacancies introduced by neutron irradiation should contribute to the formation of the CG phase.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100487"},"PeriodicalIF":3.1,"publicationDate":"2025-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143526843","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced luminescent properties of carbon quantum dots on thermo-responsive vinylcaprolactam hydrogel matrix
IF 3.1
Carbon Trends Pub Date : 2025-02-20 DOI: 10.1016/j.cartre.2025.100484
Emilia Villegas , Antonio Diaz-Barrios , Gema González , Johnny Chimborazo , Carlos Reinoso , Manuel Caetano , Lola de Lima , Jules Gardener , Guillermo Solorzano
{"title":"Enhanced luminescent properties of carbon quantum dots on thermo-responsive vinylcaprolactam hydrogel matrix","authors":"Emilia Villegas ,&nbsp;Antonio Diaz-Barrios ,&nbsp;Gema González ,&nbsp;Johnny Chimborazo ,&nbsp;Carlos Reinoso ,&nbsp;Manuel Caetano ,&nbsp;Lola de Lima ,&nbsp;Jules Gardener ,&nbsp;Guillermo Solorzano","doi":"10.1016/j.cartre.2025.100484","DOIUrl":"10.1016/j.cartre.2025.100484","url":null,"abstract":"<div><div>This research consistsof the preparation and luminescence assessment of hybrid materials made by mixing carbon quantum dots (CQDs) obtained, by a hydrothermal process, from avocado seeds, and vinyl caprolactam (VCL) based thermo-responsive hydrogels. These hydrogels were made by aqueous emulsion homo polymerization of VCL or by the copolymerization of VCL with polyethylene glycol diacrylate (PEGDA), as crosslinking agent. The hybrid materials, hydrogels and CQDs were characterized by FTIR, Raman and XPS spectroscopies and to determine the particle sizes of the different obtained materials either High Resolution Transmission Electron Microscopy (HR-TEM) or Dynamic Light Scattering (DLS) were used. It was found that the combination of the VCL based hydrogels with carbon dots causes an enhancement on the photoluminescence when compared with the bare CQDs. Moreover, an increase in the crosslinking degree of the hydrogel polymeric gel corresponded to more enhancement in the photoluminescence intensity of the hybrid materials. The aforementioned luminescent performance and the biocompatible properties of its components position these materials as potential biomedical thermo-responsive sensors</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100484"},"PeriodicalIF":3.1,"publicationDate":"2025-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143512693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced water purification by using graphene oxide nano-membranes: A novel approach for mitigating industrial pollutant
IF 3.1
Carbon Trends Pub Date : 2025-02-17 DOI: 10.1016/j.cartre.2025.100486
Rizwana Yasmeen , Falak Sher Khan , Waqar Un Nisa , Aansa Rukya Saleem , Muhammad Awais , Mohammed Jameel , Rebwar Nasir Dara , M․Ijaz Khan
{"title":"Enhanced water purification by using graphene oxide nano-membranes: A novel approach for mitigating industrial pollutant","authors":"Rizwana Yasmeen ,&nbsp;Falak Sher Khan ,&nbsp;Waqar Un Nisa ,&nbsp;Aansa Rukya Saleem ,&nbsp;Muhammad Awais ,&nbsp;Mohammed Jameel ,&nbsp;Rebwar Nasir Dara ,&nbsp;M․Ijaz Khan","doi":"10.1016/j.cartre.2025.100486","DOIUrl":"10.1016/j.cartre.2025.100486","url":null,"abstract":"<div><div>Clean access to clean and safe drinking water is vital for human health, yet water pollution continues to be a significant global issue. This study investigates water contamination caused by various pollutants such as industrial waste, sewage, radioactive substances, and shifting rainfall patterns, all of which pose risks to public health and economic stability. To address this issue, we utilized graphene oxide nanomaterials for water purification, taking advantage of their exceptional strength and distinct two-dimensional structure. Graphene oxide nanoparticles were produced using Hummer's method and integrated into cellulose filter paper through a dip-coating process, resulting in a novel filtration membrane. The novel developed for the graphene oxide-coated cellulose membrane demonstrated substantial enhancements in water quality across samples collected from urban, rural and the industrial areas in Sialkot. The notable findings include a significant reduction in electrical conductivity (EC) and an improved Sodium Adsorption Ratio (SAR) IN which suggests better filtration performance. The membrane effectively reduced sodium ion levels and alleviated salinity issues, making the water more suitable for agricultural use. So, the changes in pH levels were particularly noticeable in industrial zones, emphasizing the effect of industrial waste on water quality. The outcomes that highlight the promise of graphene oxide nanomembranes as a sustainable and efficient approach to reducing water pollution. This research emphasizes the critical role of advanced nanotechnology-based purification techniques in tackling the growing problem of water contamination and the leading to enhanced water management strategies and safer drinking water.</div></div>","PeriodicalId":52629,"journal":{"name":"Carbon Trends","volume":"19 ","pages":"Article 100486"},"PeriodicalIF":3.1,"publicationDate":"2025-02-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143488581","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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