Korean Journal of Chemical Engineering最新文献

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Wet Chemistry Methods for Synthesizing High-Entropy Nanoparticles: A Review of the Synthesis Strategies and Various Applications 合成高熵纳米颗粒的湿化学方法:合成策略与各种应用综述
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-18 DOI: 10.1007/s11814-024-00249-4
Hyeonseok Lee, Heesoo Jeong, Wooseok Jeong, Yun Jae Hwang, Boeun An, Yeongbin Lee, Gyuhyeon Kim, Don-Hyung Ha
{"title":"Wet Chemistry Methods for Synthesizing High-Entropy Nanoparticles: A Review of the Synthesis Strategies and Various Applications","authors":"Hyeonseok Lee,&nbsp;Heesoo Jeong,&nbsp;Wooseok Jeong,&nbsp;Yun Jae Hwang,&nbsp;Boeun An,&nbsp;Yeongbin Lee,&nbsp;Gyuhyeon Kim,&nbsp;Don-Hyung Ha","doi":"10.1007/s11814-024-00249-4","DOIUrl":"10.1007/s11814-024-00249-4","url":null,"abstract":"<div><p>High-entropy nanoparticles (HE-NPs) have recently gained considerable attention owing to their potential to yield several materials with unique characteristics due to the homogeneous mixing of five or more elements. The complexity of HE-NPs leads to electronic hybridization, lattice distortion, and sluggish diffusion effects, all of which contribute to their performance and stability. The formation of HE-NPs is thermodynamically limited, particularly by enthalpic factors. To overcome these limitations and design intricate nanostructures, wet chemistry can be employed as a relatively straightforward synthesis method. This review provides an overview of HE-NPs, including their definition, thermodynamic principles, and wet-chemical synthesis methods. It further explores the diverse range of applications of HE-NPs and examines how specific nanoparticle morphologies and compositions can be tailored efficiently using various synthesis strategies. Additionally, this review discusses case studies presenting optimized HE-NPs for individual applications, demonstrating their high performance. By identifying the key factors that contribute to their superior performance, this review offers valuable insights into future research directions for HE-NPs.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 13","pages":"3371 - 3393"},"PeriodicalIF":2.9,"publicationDate":"2024-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213147","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recovery of Cobalt from Cathode of Lithium-Ion Battery Using Ternary Deep Eutectic Solvent 利用三元深共晶溶剂回收锂离子电池阴极中的钴
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-18 DOI: 10.1007/s11814-024-00253-8
Xin Li, Yin Li, Qian Qiao, Kun Wang, Honghao Yu
{"title":"Recovery of Cobalt from Cathode of Lithium-Ion Battery Using Ternary Deep Eutectic Solvent","authors":"Xin Li,&nbsp;Yin Li,&nbsp;Qian Qiao,&nbsp;Kun Wang,&nbsp;Honghao Yu","doi":"10.1007/s11814-024-00253-8","DOIUrl":"10.1007/s11814-024-00253-8","url":null,"abstract":"<div><p>A new ternary deep eutectic solvents, consisting of choline chloride, ethylene glycol, and benzoic acid, were designed for efficient leaching of valuable metals from lithium oxide of spent lithium-ion batteries. The influence of experiment parameters on the leaching of cobalt was systematically investigated and optimized by response surface methodology. The leaching kinetics were elucidated in detail. The leaching efficiency of cobalt reached almost 100%, when the temperature was 443.15 K, the time of 3 h, and the molar ratio of the choline chloride: ethylene glycol: benzoic acid of 1:1.6:0.4. The kinetics of Co leaching showed good agreement to the shrinking core model, in which the diffusion of solid product layers was the limiting step, and the apparent activation energy was about 77.22 kJ/mol. Infrared spectroscopy indicated that hydrogen donors provided multiple ligands to facilitate the solubilization of cobalt. The SEM analysis of the leachates showed that the edge of particles changed significantly, the particle size decreased, and the dissolution process appeared. The simultaneous realization of high efficiency green process is expected to bring the DES into practical application for recovery of cathode from spent lithium-ion batteries.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 12","pages":"3151 - 3161"},"PeriodicalIF":2.9,"publicationDate":"2024-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213145","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advances in Colloidal Quantum Dot-Based Displays for QLEDs and Patterning Applications 基于胶体量子点的 QLED 显示器和图案化应用的进展
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-17 DOI: 10.1007/s11814-024-00251-w
Awais Ali, Seongkeun Oh, Woosik Kim, Soong Ju Oh
{"title":"Advances in Colloidal Quantum Dot-Based Displays for QLEDs and Patterning Applications","authors":"Awais Ali,&nbsp;Seongkeun Oh,&nbsp;Woosik Kim,&nbsp;Soong Ju Oh","doi":"10.1007/s11814-024-00251-w","DOIUrl":"10.1007/s11814-024-00251-w","url":null,"abstract":"<div><p>Various display devices utilize colloidal quantum dots (QDs) for photoluminescent (PL) and electroluminescent (EL) applications owing to their exceptional optical properties, including sharp emission bandwidths, tunable emissions spectra, and photoluminescence quantum yields approaching unity. Since the commercialization of PL-based devices, researchers have shifted focus to the commercialization of EL-based devices and patterning processes. Over the past decade, the performance of EL devices has been dramatically enhanced through the meticulous optimization of the device architecture. In addition, solution-based QD patterning techniques have advanced, offering methods that minimize damage to the coated QDs while preserving their intrinsic properties effectively. Recent innovations include the development of ink formulations that improve the stability of QDs under ambient conditions and the use of photolithographic and soft lithographic techniques to achieve high-resolution patterning. This article reviews the recent advancements in various EL-based devices and solution-based methods for QD patterning, highlighting their potential to enable more complex, multi-color displays, and their implications for next-generation consumer electronics.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 13","pages":"3545 - 3560"},"PeriodicalIF":2.9,"publicationDate":"2024-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Critical Review of Ultrafast Charging Dual-Ion Batteries 对超快充电双离子电池的严格审查
IF 2.7 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-16 DOI: 10.1007/s11814-024-00255-6
Jin Jun Heo, Jaegeon Ryu
{"title":"A Critical Review of Ultrafast Charging Dual-Ion Batteries","authors":"Jin Jun Heo, Jaegeon Ryu","doi":"10.1007/s11814-024-00255-6","DOIUrl":"https://doi.org/10.1007/s11814-024-00255-6","url":null,"abstract":"<p>With the increasing prevalence of mobile devices and electric vehicles, the demand for energy storage systems has risen significantly. The current widely used lithium-ion battery architecture demonstrates the limitations of available materials and electrochemistry. Therefore, advanced battery systems, such as ultrafast charging/discharging, are necessary. Herein, we aim to elaborate on one of the most promising candidates among them, the dual-ion batteries (DIBs). Differing from conventional rocking-chair batteries, DIBs utilize both cations and anions as charge carriers, addressing rate-limiting steps and eliminating the need for ions to travel between electrodes during charge and discharge, thereby enabling ultrafast charging. In this review, we discuss the principles of ultrafast charging in DIBs, explore various types and their working mechanisms, and examine optimization strategies to enhance their performance. In addition, we highlight ongoing efforts and future perspectives in DIB development, aiming to stimulate further innovative research in this emerging field of energy storage.</p>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"25 2 1","pages":""},"PeriodicalIF":2.7,"publicationDate":"2024-08-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Scalable Ammonia Synthesis in Fermentors Using Quantum Dot-Azotobacter vinelandii Hybrids 利用量子点-醋兰氮杂菌在发酵罐中进行可扩展的氨合成
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-13 DOI: 10.1007/s11814-024-00225-y
Jayeong Kim, Byunghyun Lee, Gui-Min Kim, Ilsong Lee, Sang Yup Lee, Kyeong Rok Choi, Doh C. Lee
{"title":"Scalable Ammonia Synthesis in Fermentors Using Quantum Dot-Azotobacter vinelandii Hybrids","authors":"Jayeong Kim,&nbsp;Byunghyun Lee,&nbsp;Gui-Min Kim,&nbsp;Ilsong Lee,&nbsp;Sang Yup Lee,&nbsp;Kyeong Rok Choi,&nbsp;Doh C. Lee","doi":"10.1007/s11814-024-00225-y","DOIUrl":"10.1007/s11814-024-00225-y","url":null,"abstract":"<div><p>This study introduces a scalable synthesis of ammonia through photochemical reactions, wherein nitrogen-fixing bacterial cells, <i>Azotobacter vinelandii</i> (<i>A. vinelandii</i>), form hybrids with colloidal quantum dots (QDs). Irradiation of the QD-<i>A. vinelandii</i> hybrids with visible light is found to significantly enhance ammonia production efficiency. The inherently low ammonia conversion rate of wild-type <i>A. vinelandii</i> is substantially increased upon incorporation of QDs. This increase is attributed to the electron transfer from QDs within the bacterial cells to intracellular bio-components. Transferring this chemistry to a large-scale reaction presents a tremendous challenge, as it requires precise control over the growth conditions. We explore the scalability of the QD-<i>A. vinelandii</i> hybrids by conducting the photochemical reaction in a 5-L fermentor under various parameters, such as dissolved oxygen, nutrient supply, and pH. Interestingly, ammonia was produced in media depleted of carbon sources. Consequently, a two-step fermentation process was designed, enabling effective ammonia production. Our findings demonstrate that the QD-<i>A. vinelandii</i> hybrid system in a bioreactor setup achieves an ammonia turnover frequency of 11.96 s<sup>−1</sup>, marking a more than sixfold increase in efficiency over that of nitrogenase enzymes alone. This advancement highlights the potential of integrating biological and nanotechnological elements for scalable ammonia production processes.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 13","pages":"3593 - 3601"},"PeriodicalIF":2.9,"publicationDate":"2024-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s11814-024-00225-y.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213199","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improvements in Photoluminescence Efficiency and Stability of CsPbBr3 Nanocrystals Through 3-Aminopropyltriethoxysilane Treatment 通过 3-氨基丙基三乙氧基硅烷处理提高 CsPbBr3 纳米晶体的光致发光效率和稳定性
IF 2.7 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-12 DOI: 10.1007/s11814-024-00252-9
Seung-Beom Cho, Min-Jae Kim, Il-Kyu Park
{"title":"Improvements in Photoluminescence Efficiency and Stability of CsPbBr3 Nanocrystals Through 3-Aminopropyltriethoxysilane Treatment","authors":"Seung-Beom Cho, Min-Jae Kim, Il-Kyu Park","doi":"10.1007/s11814-024-00252-9","DOIUrl":"https://doi.org/10.1007/s11814-024-00252-9","url":null,"abstract":"<p>A representative metal halide perovskite, CsPbX<sub>3</sub>, has received much attention for its high photoluminescence (PL) efficiency and broad emission spectral range covering ultraviolet to infrared. Even with the focused investigations, they still suffer from poor emission stability from surface-induced defects. The inherent instability of perovskites is caused by moisture in the ambient, which leads to a reduction in the luminescence efficiency and deterioration of emission stability. In this study, we report a method to annihilate the surface defects in CsPbBr<sub>3</sub> nanocrystals (NCs), which enhances their photoluminescence efficiency by forming a SiO<sub>x</sub> shell structure using a 3-aminopropyltriethoxysilane (APTES). The APTES was treated during the synthesis of CsPbBr<sub>3</sub> NCs through supersaturation and re-precipitation processes. The optical investigations confirmed that the PL intensity and emission stability of the CsPbBr<sub>3</sub> NCs improved with the APTES treatment. The structural investigations using X-ray diffraction and transmission electron microscopy showed that optical analysis was carried out through photoluminescence and laser optical analysis using lasers at 400 nm and 365 nm wavelengths. These findings present an innovative solution to the instability issues of CsPbBr<sub>3</sub> and suggest possibilities for its utilization in various application fields. Future research should focus on further understanding the scalability of this method and its practical applicability.</p>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"3 1","pages":""},"PeriodicalIF":2.7,"publicationDate":"2024-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213198","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transformer-Based Mechanical Property Prediction for Polymer Matrix Composites 基于变压器的聚合物基复合材料机械性能预测
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-07 DOI: 10.1007/s11814-024-00247-6
Jaewook Lee, Jinkyung Son, Juri Lim, In Kim, Seonwoo Kim, Namjung Cho, Woojin Choi, Dongil Shin
{"title":"Transformer-Based Mechanical Property Prediction for Polymer Matrix Composites","authors":"Jaewook Lee,&nbsp;Jinkyung Son,&nbsp;Juri Lim,&nbsp;In Kim,&nbsp;Seonwoo Kim,&nbsp;Namjung Cho,&nbsp;Woojin Choi,&nbsp;Dongil Shin","doi":"10.1007/s11814-024-00247-6","DOIUrl":"10.1007/s11814-024-00247-6","url":null,"abstract":"<div><p>Combinatorial nature of polymer matrix composites design requires a robust predictive model to accurately predict the mechanical properties of polymer composites, thereby reducing the need for extensive and costly trial-and-error approaches in their manufacturing. However, traditional prediction models have been either lacking in accuracy or too resource-intensive for practical use. This study proposes an advanced Transformer-based predictive model simultaneously considering various variables that can influence mechanical properties, while utilizing only a minimal amount of training data. In developing this model, we utilize an extensive dataset across 294 types of polymer composites, using a diverse range of polymers and reinforcements, providing a comprehensive basis for the model’s predictions. The model employs a Transformer-based transfer learning technique, known for its efficiency with small datasets, to predict essential mechanical properties such as tensile strength, tensile modulus, flexural strength, flexural modulus and density. It shows high predictive accuracy (<i>R</i><sup>2</sup> = 92%) and makes reliable predictions for combinations of polymer composites that have not been trained on (<i>R</i><sup>2</sup> = 82%). Additionally, the model’s effectiveness and learning process are validated through Explainable Artificial Intelligence analysis and latent space visualization.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 11","pages":"3005 - 3018"},"PeriodicalIF":2.9,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141940158","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent Advances on the Luminescent Solar Concentrator Employing Quantum Dots 采用量子点的发光太阳能聚光器的最新进展
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-06 DOI: 10.1007/s11814-024-00248-5
Jiwon Song, Chanwoo Kim, Subin Lee, Hangil Lee, Jeongin Seo, Hyung-Jun Song
{"title":"Recent Advances on the Luminescent Solar Concentrator Employing Quantum Dots","authors":"Jiwon Song,&nbsp;Chanwoo Kim,&nbsp;Subin Lee,&nbsp;Hangil Lee,&nbsp;Jeongin Seo,&nbsp;Hyung-Jun Song","doi":"10.1007/s11814-024-00248-5","DOIUrl":"10.1007/s11814-024-00248-5","url":null,"abstract":"<div><p>The advent of quantum dots (QDs) enables us to reshape the incident light spectrum through absorption and re-emission. By exploiting the distinctive optical properties of QDs, a diverse array of optoelectronic devices that integrate QDs, including light-emitting diodes, solar cells, optical filters, and other applications, have gained widespread acceptance. Among promising applications for energy generation, luminescent solar concentrators (LSCs) exhibit remarkable potential, where QDs absorb incident solar light and re-emit it through QDs waveguides to edge-mounted solar cells. The substantial Stokes shift of QDs effectively mitigates addressed issues related to reabsorption, and the utilization of solution-processed QDs facilitates the development of low-cost LSCs. Consequently, considerable research efforts have been directed toward the development of QD-based LSCs, aiming to harness solar light more efficiently at reduced costs. This review systematically examines the potential of QD-based LSCs as a future energy solution and optical devices. It delves into the operating principles, theoretically attainable energy, materials, and optical structure developments, as well as potential applications of LSCs. Additionally, the review discusses challenges associated with QD–LSCs and outlines future research directions. We believe that this comprehensive review provides insights into the current status and prospects of LSCs employing QDs, serving as a valuable resource for researchers and professionals in the field.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 13","pages":"3573 - 3592"},"PeriodicalIF":2.9,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141940162","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Economic Evaluation of Multi-recycling and Once-Through Fuel Cycle Considering National Plans 考虑到国家计划的多重循环和一次燃料循环的经济评估
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-05 DOI: 10.1007/s11814-024-00239-6
Hong Jang, Hun Suk Im, Jung-ho Hur, Hyo On Nam, Won Il Ko
{"title":"Economic Evaluation of Multi-recycling and Once-Through Fuel Cycle Considering National Plans","authors":"Hong Jang,&nbsp;Hun Suk Im,&nbsp;Jung-ho Hur,&nbsp;Hyo On Nam,&nbsp;Won Il Ko","doi":"10.1007/s11814-024-00239-6","DOIUrl":"10.1007/s11814-024-00239-6","url":null,"abstract":"<div><p>This paper presents a comparative and quantitative analysis of transition scenarios to potential fuel cycle options, focusing on once-through (OT) and pyro-sodium-cooled fast reactor (pyro-SFR) cycles. By employing a module-based flow diagram in system definition, we developed a dynamic mass-flow model to simulate transition scenarios in line with the current Korean nuclear plans. Additionally, we derived an economic evaluation model to determine the levelized cost of electricity (LCOE) for each fuel cycle option. This model includes detailed equations for calculating reactor capital costs and the optimal concentration of depleted uranium. Our mass-flow analysis highlights the pyro-SFR cycle’s superior resource utilization and reduced high-level radioactive waste (HLW) production. However, this cycle necessitates additional reactors and back-end cycle facilities. The economic evaluation reveals a marginally higher LCOE for the pyro-SFR cycle, attributed to the costs of constructing and operating these additional facilities. However, uncertainty analysis indicates that uncertainties in unit costs diminish the impact of the cost difference. Through sensitivity analysis, we identified critical modules and break-even points for unit costs, such as reactor capital and natural uranium mining. Our findings offer crucial insights for decision-making in spent fuel management plans or policies. System analysis always faces challenges due to data limitations and the commercialization barriers of back-end fuel cycle technologies; however, continued efforts to enhance evaluation accuracy and reduce uncertainty are needed.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 10","pages":"2819 - 2841"},"PeriodicalIF":2.9,"publicationDate":"2024-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141940160","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Carbon Powders Transforming From Waste PP Materials for Optimization of 8 mol% Yttria-Stabilized Zirconia Nano-Powders 从废弃 PP 材料转化而来的碳粉用于优化 8 mol% 钇稳定氧化锆纳米粉体
IF 2.9 4区 工程技术
Korean Journal of Chemical Engineering Pub Date : 2024-08-05 DOI: 10.1007/s11814-024-00233-y
Qiaoyang Sun, Tao Liu, Tianpeng Wen, Jingkun Yu
{"title":"Carbon Powders Transforming From Waste PP Materials for Optimization of 8 mol% Yttria-Stabilized Zirconia Nano-Powders","authors":"Qiaoyang Sun,&nbsp;Tao Liu,&nbsp;Tianpeng Wen,&nbsp;Jingkun Yu","doi":"10.1007/s11814-024-00233-y","DOIUrl":"10.1007/s11814-024-00233-y","url":null,"abstract":"<div><p>The wasted disposable polypropylene medical mask is one of the common waste polypropylene materials. The waste mask is characterized by being non-biodegradable and carelessly discarded, which causes serious environmental issues and resource waste. This study aims to investigate the recycling of waste disposable polypropylene medical masks to address the ecological problem and transform them into amorphous carbon powders via the carbonization coupling with the high-energy ball-milling method. The recycled waste mask was applied as a carbon dispersant to prepare high-quality 8YSZ nano-powders and the obtained carbon dispersant owned smaller particle size and higher specific surface area than the commercial activated carbon powders. The as-obtained 8YSZ nano-powders were well-dispersed and nano-sized, which resulted in high relative density and ionic conductivity for the sintered 8YSZ ceramic body. These findings suggest that the proposed strategy in this study can recycle the waste disposable polypropylene medical mask to prepare amorphous carbon powders as a carbon dispersant for obtaining high-quality 8YSZ nano-powders and also provide an idea for the comprehensive utilization of other waste polymer materials.</p></div>","PeriodicalId":684,"journal":{"name":"Korean Journal of Chemical Engineering","volume":"41 11","pages":"3117 - 3126"},"PeriodicalIF":2.9,"publicationDate":"2024-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141940161","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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