3D printing of cellulose/leaf-like zeolitic imidazolate frameworks (CelloZIF-L) for adsorption of carbon dioxide (CO₂) and heavy metal ions

Dalton Transactions, Journal Year: 2023, Volume and Issue: 52(10), P. 2988 - 2998

Published: Jan. 1, 2023

Metal-organic frameworks (MOFs) have advanced several technologies. However, it is difficult to market MOFs without processing them into a commercialized structure, causing an unnecessary delay in the material's use. Herein, three-dimensional (3D) printing of cellulose/leaf-like zeolitic imidazolate (ZIF-L), denoted as CelloZIF-L, reported via direct ink writing (DIW, robocasting). Formulating CelloZIF-L 3D objects can dramatically affect properties and, consequently, its adsorption efficiency. The process simple and be applied solution calcium chloride. synthesis procedure enables formation with ZIF content 84%. integration macroscopic assembly microscopic properties, i.e., hierarchical structure different shapes, such cubes filaments, 84% loading ZIF-L. materials adsorb carbon dioxide (CO2) heavy metals. exhibited CO2 capacity 0.64-1.15 mmol g-1 at 1 bar (0 °C). showed Cu2+ capacities 389.8 ± 14-554.8 15 mg g-1. They displayed selectivities 86.8%, 6.7%, 2.4%, 0.93%, 0.61%, 0.19% toward Fe3+, Al3+, Co2+, Cu2+, Na+, Ca2+, respectively. high efficiencies reveal promising potential our for industrial applications.

Language: Английский

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Old wine and new bottles: Insights into traditional attapulgite adsorbents with functionalized modification strategies applied in efficient phosphate immobilization

Journal of Cleaner Production, Journal Year: 2023, Volume and Issue: 395, P. 136451 - 136451

Published: Feb. 14, 2023

Language: Английский

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Continuous Volumetric 3D Printing: Xolography in Flow

Advanced Materials, Journal Year: 2023, Volume and Issue: 36(4)

Published: Aug. 11, 2023

Additive manufacturing techniques continue to improve in resolution, geometrical freedom, and production rates, expanding their application range research industry. Most established techniques, however, are based on layer-by-layer polymerization processes, leading an inherent trade-off between resolution printing speed. Volumetric 3D enables the of freely defined volumes allowing fabrication complex geometries at drastically increased rates high resolutions, marking next chapter light-based additive manufacturing. This work advances volumetric technique xolography a continuous process. Dual-color photopolymerization is performed continuously flowing resin, inside tailored flow cell. Supported by simulations, profile area flattened, resin velocities cell walls minimize unwanted via laser sheet-induced curing. Various objects printed true shape with smooth surfaces. Parallel object paves way for up-scaling production, currently reaching up 1.75 mm

Language: Английский

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3D-Printed Materials for Wastewater Treatment

JACS Au, Journal Year: 2023, Volume and Issue: 3(11), P. 2930 - 2947

Published: Oct. 26, 2023

The increasing levels of water pollution pose an imminent threat to human health and the environment. Current modalities wastewater treatment necessitate expensive instrumentation generate large amounts waste, thus failing provide ecofriendly sustainable solutions for purification. Over years, novel additive manufacturing technology, also known as three-dimensional (3D) printing, has propelled remarkable innovation in different disciplines owing its capability fabricate customized geometric objects rapidly cost-effectively with minimal byproducts hence undoubtedly emerged a promising alternative treatment. Especially membrane 3D printing enables designing ultrathin membranes modules layer-by-layer morphologies, complex hierarchical structures, wide variety materials otherwise unmet using conventional fabrication strategies. Extensive research been dedicated preparing spacers excellent surface properties, potentially improving filtration performance remediation. revolutionary developments module have driven utilization approaches toward advanced components, including biocarriers, sorbents, catalysts, even whole membranes. This perspective highlights recent advances essential outcomes technologies First, techniques, such material extrusion, selective laser sintering (SLS), vat photopolymerization, emphasizing fabrication, are briefly discussed. Importantly, this Perspective, we focus on unique 3D-printed modules, namely, feed spacers, so on. unparalleled advantages printed components area, geometry, thickness their influence antifouling, removal efficiency, overall underlined. Moreover, salient applications desalination, oil–water separation, heavy metal organic pollutant removal, nuclear decontamination outlined. Perspective summarizes works, current limitations, future outlook

Language: Английский

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Revolutionising fabrication advances and applications of 3D printing with composite materials: a review

Virtual and Physical Prototyping, Journal Year: 2024, Volume and Issue: 19(1)

Published: Aug. 19, 2024

A detailed analysis of cutting-edge 3D printing technology and composite materials' transformational potential in numerous industries. These mixes outperform single-substance composites mechanical, thermal, electrical properties, aerospace, medical, construction. This study vividly depicts technology's creativity excitement, investigating future possibilities. It examines how print speeds affect quality efficiency. From 40 to 150 (mm/s), Fused Deposition Modelling (FDM) tests speed output quality, including layer adhesion resolution. different methods. Speed aspects like laser power material characteristics are investigated powder-based technologies selective sintering (SLS) Multi Jet Fusion (MJF), where processing times used. According the study, speed, qualities, goal must be balanced improve production efficiency product performance. extensive illuminates improving settings for increased commercial industrial production, highlighting printing's potential.

Language: Английский

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3D-Printed MOF Monoliths: Fabrication Strategies and Environmental Applications

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: Aug. 15, 2024

Metal-organic frameworks (MOFs) have been extensively considered as one of the most promising types porous and crystalline organic-inorganic materials, thanks to their large specific surface area, high porosity, tailorable structures compositions, diverse functionalities, well-controlled pore/size distribution. However, developed MOFs are in powder forms, which still some technical challenges, including abrasion, dustiness, low packing densities, clogging, mass/heat transfer limitation, environmental pollution, mechanical instability during process, that restrict applicability industrial applications. Therefore, recent years, attention has focused on techniques convert MOF powders into macroscopic materials like beads, membranes, monoliths, gel/sponges, nanofibers overcome these challenges.Three-dimensional (3D) printing technology achieved much interest because it can produce many high-resolution with complex shapes geometries from digital models. this review summarizes combination different 3D strategies MOF-based for fabricating 3D-printed monoliths applications, emphasizing water treatment gas adsorption/separation Herein, various fabrication such direct ink writing, seed-assisted in-situ growth, coordination replication solid precursors, matrix incorporation, selective laser sintering, light processing, described relevant examples. Finally, future directions challenges also presented better plan trajectories shaping improved control over structure, composition, textural properties monoliths.

Language: Английский

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Recent Advances in Advanced Micro and Nanomanufacturing for Wastewater Purification

ACS Applied Engineering Materials, Journal Year: 2024, Volume and Issue: 2(2), P. 262 - 285

Published: Jan. 25, 2024

Amid global concerns over water scarcity and escalating environmental pollution, there has been a surge in research innovation for pioneering wastewater purification technologies. Advanced micro nanomanufacturing methods emerge as promising avenues to enhance conventional treatment efficiency. This review guides readers through recent advancements, merging precision engineering at micro/nanoscales with intricacies, yielding transformative solutions. Exploring lithography-based techniques, additive manufacturing, self-assembly, microfluidics, it uncovers diverse approaches crafting materials interact neutralize pollutants. The manuscript navigates the fusion of micro/nanomanufacturing urgent need clean water. By showcasing empowered surpassing traditional treatment, tackles expanding pollutant challenges. Beyond compiling breakthroughs, this seeks inspire future by illuminating how manufacturing can address holding potential combat safeguard ecosystems generations.

Language: Английский

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Engineered MXene-polymer composites for water remediation: Promises, challenges and future perspective

Coordination Chemistry Reviews, Journal Year: 2024, Volume and Issue: 518, P. 216089 - 216089

Published: July 16, 2024

Language: Английский

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Photocurable 3D-printed AgNPs/Graphene/Polymer nanocomposites with high flexibility and stretchability for ECG and EMG smart clothing

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 484, P. 149452 - 149452

Published: Feb. 10, 2024

Language: Английский

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Carbon encapsulated ZnO nanoplates for efficient removal of organic dyes from aqueous medium by adsorption: Role of organic ligand and calcination temperature

Journal of Molecular Liquids, Journal Year: 2024, Volume and Issue: 403, P. 124852 - 124852

Published: April 28, 2024

Language: Английский

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