Separation and Purification Technology, Год журнала: 2023, Номер 333, С. 125897 - 125897
Опубликована: Ноя. 30, 2023
Язык: Английский
Advanced Materials, Год журнала: 2024, Номер 36(33)
Опубликована: Июнь 19, 2024
The recovery of precious metals (PMs) from secondary resources has garnered significant attention due to environmental and economic considerations. Covalent organic frameworks (COFs) have emerged as promising adsorbents for this purpose, owing their tunable pore size, facile functionalization, exceptional chemical stability, large specific surface area. This review provides an overview the latest research progress in utilizing COFs recover PMs. Firstly, design synthesis strategies chemically stable COF-based materials, including pristine COFs, functionalized composites, are delineated. Furthermore, application gold, silver, platinum group elements is delved into, emphasizing high adsorption capacity selectivity well recycling ability. Additionally, various interaction mechanisms between PM ions analyzed. Finally, current challenges faced by field discussed, potential directions future development proposed, enhancing recyclability reusability COF materials realizing PMs actual acidic wastewater. With targeted can be realized more economically efficiently future.
Язык: Английский
Процитировано
42
ChemistrySelect, Год журнала: 2025, Номер 10(6)
Опубликована: Фев. 1, 2025
Abstract The global shortage of fresh water is a critical issue, especially in regions with limited rainfall. Developing reliable and wastewater treatment technologies urgent. Among the available methods, adsorption stands out as highly effective, straightforward, cost‐efficient approach. It avoids use additional chemicals reduces risk contaminating source undesirable by‐products. Chitosan (CS)‐based hydrogels have gained attention for their excellent capacities pollutants water. These materials are also known bioavailability, biocompatibility, biodegradability, cost‐effectiveness, environmental friendliness, making them promising candidates treatment. This comprehensive review explores recent advancements CS‐based various applications, including pollutant removal, oil‐water separation, seawater desalination, atmospheric condensation. highlights benefits this material treatment, providing broader understanding potential research community. focuses on synthesis modification techniques these hydrogels, such cross‐linking, grafting, ion imprinting, which significantly enhance performance mechanical stability. Additionally, challenges faced by practical applications discussed, along solutions. paper concludes forecasting future directions field, offering valuable insights researchers. Overall, provides overview current state art into effective utilization emphasizing to address pollution challenges.
Язык: Английский
Процитировано
5
Journal of Composites Science, Год журнала: 2024, Номер 8(6), С. 203 - 203
Опубликована: Май 29, 2024
This manuscript explores the interdisciplinary integration of quantum dot–hydrogel composites and smart materials their applications across a spectrum fields, including biomedical engineering, environmental sensing, energy harvesting. It covers synthesis novel like fluorescent hydrogel nanocomposites that display enhanced chemical stability, mechanical strength, thermal resistance, highlighting utility in monitoring catalysis. In sector, innovations include for targeted drug delivery advanced therapies such as photothermal DNA hydrogels tumor treatment. review also discusses application these imaging, diagnostics, development sensors capable detecting various biological changes. Its scope further extends to optoelectronics design energy-efficient systems, underscoring versatile functionalities modern technological applications. Challenges remain scaling up technologies commercial use ensuring long-term stability safety, necessitating future research focused on sustainable, scalable solutions can be integrated into existing systems.
Язык: Английский
Процитировано
7
Separation and Purification Technology, Год журнала: 2025, Номер unknown, С. 132035 - 132035
Опубликована: Фев. 1, 2025
Язык: Английский
Процитировано
1
Polymer, Год журнала: 2024, Номер 312, С. 127631 - 127631
Опубликована: Сен. 17, 2024
Язык: Английский
Процитировано
4
Опубликована: Апрель 22, 2024
Since their inception in the early 1960s, use of nanoscale materials has progressed leaps and bounds, role diverse fields ranging from human health to energy is undeniable. In this report, we utilize CAS Content Collection, a vast repository scientific information extracted journal patent publications, identify emerging topics field. This involves understanding trends, such as growth certain over time, well establishing relationships between topics. We achieved by using host strategies including quantitative natural language processing (NLP) approach 279 sub-topics across three major categories – materials, applications, properties surveying roughly 3 million publications nanoscience landscape. wealth been condensed into several conceptual mind maps other graphs that provide metrics related identified concepts, group them hierarchical classes, explore connections them. delved deeper four applications drug delivery, sensors, energy, catalysis more comprehensive detailed picture nanotechnology these fields. addition, leveraged registry, consisting 250 substances, determine discover substances varied classes (such polymers, elements, organic/inorganic molecules) how they are utilized 4 applications. Our extensive analysis taking advantage an NLP-based along with robust indexing provides valuable insights field hope can help inform drive future research efforts.
Язык: Английский
Процитировано
3
Polymers, Год журнала: 2025, Номер 17(3), С. 384 - 384
Опубликована: Янв. 31, 2025
Poly(methyl methacrylate) (PMMA) polymer has unlocked new frontiers in the field of nanotechnology and is suitable for a wide range applications. However, its optical band gap limits use optoelectronics. This study aims to ascertain influence varying montmorillonite magnetite ratios on properties electrospun PMMA nanofibres produced from solution. The were characterised using Fourier-transform infrared spectroscopy (FTIR), atomic force microscopy (AFM), scanning electron (SEM), X-ray diffractometry (XRD), energy-dispersive (EDX), spectroscopic ellipsometry, UV-Vis (UV-Vis). XRD analysis revealed successful incorporation within matrix, with diameters ranging 203 328 nm. altered light absorption characteristics PMMA, resulting increased ultraviolet visible regions compared pristine reduction 4.9 eV 2.5 eV. These findings suggest that host matrix magnetite. observed also indicate suitability materials optoelectronic applications, including chemical sensors protective UV coatings.
Язык: Английский
Процитировано
0
International Journal of Biological Macromolecules, Год журнала: 2025, Номер 304, С. 140912 - 140912
Опубликована: Фев. 11, 2025
Язык: Английский
Процитировано
0
ACS Omega, Год журнала: 2025, Номер unknown
Опубликована: Фев. 17, 2025
Since their inception in the early 1960s, use of nanoscale materials has progressed leaps and bounds, role diverse fields ranging from human health to energy is undeniable. In this report, we utilize CAS Content Collection, a vast repository scientific information extracted journals patent publications, identify emerging topics field. This involves understanding trends, such as growth certain over time, well establishing relationships among topics. We achieved by using host strategies including quantitative natural language processing (NLP) approach 270 subtopics across three major categories-materials, applications, properties-by surveying 3 million documents spanning two decades nanoscience landscape. wealth been condensed into several conceptual Trendscape maps other data visualizations, providing metrics related identified concepts, grouped hierarchical classes, connections between them have explored. Our extensive analysis taking advantage an NLP-based along with robust indexing provides valuable insights field that hope can help inform drive future research efforts. series interconnected papers, will present our findings project, focus on four applications materials-drug delivery, sensors, energy, catalysis-to provide more comprehensive detailed picture nanotechnology these fields.
Язык: Английский
Процитировано
0
Journal of Environmental Management, Год журнала: 2025, Номер 383, С. 125394 - 125394
Опубликована: Апрель 22, 2025
Microplastics and nanoplastics (MNPs) are emerging contaminants in drinking water sources that pose serious risks to human health ecosystems. Several removal strategies, such as adsorption, exist but present challenges for their industrial scalability. This review provides a concise overview of MNP adsorption mechanisms highlights the limited critical exploration column literature, emphasizing its importance large-scale applications. Special attention is given carbon-based materials due cost-effectiveness, environmental friendliness sustainability. Other adsorbents (e.g., metal-organic frameworks, clays) also discussed promising performance realistic matrixes. To predict optimize efficiency adsorbents, leading simulation models reviewed. Taken together, this work comprehensive fundamental factors, mechanisms, adsorbent selection experimental conditions, adsorption. By highlighting underexplored area column-based processes, it valuable information advance viable industrial-scale solution contamination.
Язык: Английский
Процитировано
0