Journal of the Taiwan Institute of Chemical Engineers最新文献

{"title":"High-performance electrochemical sensors with SnBi2O3/Graphene oxide nanocomposite for selective antibiotic detection","authors":"Krishnanpandi Alagumalai ,&nbsp;Nandhini Munusamy ,&nbsp;Shen Ming Chen ,&nbsp;Alangadu Kothandan Vivekanandan ,&nbsp;Shih-Hsun Chen ,&nbsp;Mani Sivakumar ,&nbsp;Seong-Cheol Kim ,&nbsp;B. Prakash","doi":"10.1016/j.jtice.2025.106033","DOIUrl":"10.1016/j.jtice.2025.106033","url":null,"abstract":"<div><h3>Background</h3><div>Environmental contaminants like nitrofurans (NF) can be detected using rapid, sensitive, and efficient monitoring techniques. However, ineffective detection systems delay responses, allowing contaminants to persist in the environment, increasing their toxicity, and causing long-term harm to ecosystems and human health. An alternative is the electrochemical method for NF detection, which is fast, cost-effective, and reliable.</div></div><div><h3>Methods</h3><div>We developed a low-cost, portable nanocomposite material, Sn-Bi₂O₃/GO, for the detection of NF, marking its first reported use. The crystallinity, functional groups, surface structure, and oxidation states of the materials were analyzed through various analytical and spectroscopic techniques.</div></div><div><h3>Significant findings</h3><div>SnBi₂O₃/GO composites modified glassy carbon electrode (GCE) surface was employed to detect NF using cyclic voltammetry (CV) and differential pulse voltammetry (DPV). Then, the SnBi₂O₃/GO/GCE showed outstanding selectivity, even in the presence of interfering substances, with a wide linear detection range from 0.023 µM to 814.36 µM, a detection limit (LOD) of 0.0124 µM (S/N = 3), and an ultra-sensitivity of 2.857 μA μM⁻¹ cm⁻². Additionally, the SnBi₂O₃/GO/GCE successfully detected NF in biofluids and water samples, demonstrating satisfactory accuracy and recovery.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106033"},"PeriodicalIF":5.5,"publicationDate":"2025-03-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143578248","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Investigation on the urea deposits formation in the selective catalyst reduction system of a marine high-power engine","authors":"Chong Xia ,&nbsp;Yuanqing Zhu ,&nbsp;Diantao Liu ,&nbsp;Song Zhou ,&nbsp;Yongming Feng ,&nbsp;Jie Shi ,&nbsp;Ang Sun ,&nbsp;Kai Zhu","doi":"10.1016/j.jtice.2025.106075","DOIUrl":"10.1016/j.jtice.2025.106075","url":null,"abstract":"<div><h3>Background</h3><div>The incomplete decomposition of urea to form urea deposits is a major problem in the application of engine selective catalytic reduction (SCR) technology. To improve the NOx reduction rate of the SCR system, it is necessary to suppress the formation of urea deposits.</div></div><div><h3>Methods</h3><div>The high-pressure SCR system of a 20 MW marine low-speed two-stroke diesel engine was taken as a research object. The positions and shapes of urea deposits formed within the SCR system were investigated through sea navigation experiments. Then, various characterization techniques were used to detect the chemical composition of urea deposits in different regions. Finally, a comprehensive computational fluid dynamics (CFD) simulation method was introduced to model the injection of urea-water solution (UWS), droplet collision, and the formation of urea deposits.</div></div><div><h3>Significant findings</h3><div>The main chemical composition of urea deposits was cyanuric acid (cya, C₃H₃N₃O₃) and ammelide (C₃H₄N₄O₂). The simulation results indicated a high level of consistency between the predicted shape, location, and chemical composition of urea deposits and the experimental findings. After adjusting the installation direction of the static mixer, the deposition rate of the liquid film was reduced by about 50%, and the formation of cya and ammelide was effectively suppressed.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106075"},"PeriodicalIF":5.5,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143577544","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Adsorption-degradation properties of magnetic porous biochar (FeXZn@BC) in the removal of TC and Cu2+","authors":"Song Xia ,&nbsp;Akun Liu ,&nbsp;Yongjun Hu ,&nbsp;Wenxuan Li ,&nbsp;Xuede Li ,&nbsp;Jifei Hou","doi":"10.1016/j.jtice.2025.106063","DOIUrl":"10.1016/j.jtice.2025.106063","url":null,"abstract":"<div><h3>Background</h3><div>Copper (Cu²⁺) and antibiotics are common and co-existing pollutants in wastewater from livestock and poultry farms.</div></div><div><h3>Methods</h3><div>Magnetic porous carbon (Fe_XZn@BC) with different iron contents was prepared by one-step using zinc chloride and ferric chloride as modifiers. Tetracycline (TC) and Cu²⁺ as target pollutants were used to investigate the adsorption properties of Fe_XZn@BC. Additionlly, the degradation performances of Fe_XZn@BC activating peroxymonosulfate (PMS) and iodide (IO₄⁻) on TC degradation were further investigated.</div></div><div><h3>Significant Findings</h3><div>The order of the adsorption capacities of the adsorbents for TC was (mmol·g⁻¹): Fe₂Zn@BC (1.39) &gt; Fe₅Zn@BC (1.09) &gt; Fe₁₀Zn@BC (1.03) &gt; BC (0.03), and for Cu²⁺ was (mmol·g⁻¹): Fe₂Zn@BC (1.93) &gt; Zn@BC (1.39) &gt; Fe₅Zn@BC (1.29) &gt; Fe₁₀Zn@BC (1.00) &gt; BC (0.28). The Fe_XZn@BC also could catalyze PMS for TC degradation, and the removal of TC by PMS could be strengthened in the presence of Cu²⁺. Dynamic experiments on the removal of TC in water using Fe₂Zn@BC were conducted, and the effects of PMS and Cu²⁺ on the dynamic experiments of TC removal were investigated. This study provides a new perspective on the co-removal of antibiotics and heavy metals Cu²⁺.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106063"},"PeriodicalIF":5.5,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143577545","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Synthesis of n-eicosane with SiO2 through interfacial hydrolysis and polycondensation for thermoregulated leather fabrication","authors":"Venkatesan Natesan,&nbsp;Nithyashree MK,&nbsp;Nishad Fathima","doi":"10.1016/j.jtice.2025.106060","DOIUrl":"10.1016/j.jtice.2025.106060","url":null,"abstract":"<div><h3>Background</h3><div>In the last few years, there has been increased interest in technical processing for better thermoregulation of leather. Phase Change Materials (PCMs) are good for thermal energy storage (TES) due to their low cost and excellent thermal stability. These materials are used for various applications such as energy storage, textiles, thermal conditioning of buildings, and solar power storage.</div></div><div><h3>Methods</h3><div>Herein, simple and cost-effective microencapsulation of phase change materials (MEPCMs) is reported for TES through interfacial hydrolysis and polycondensation of tetraethyl orthosilicate. Microencapsulation enhances the thermal and mechanical properties and prevents leakage of PCM. The synthesized MEPCMs have been characterized by XRD, ATR-FTIR, TGA, DSC, DLS, leakage test, and FE-SEM analysis.</div></div><div><h3>Significant findings</h3><div>The MEPCM-6 shows the phase change enthalpy as 70.3 J g^-1 and 60.7 J g^-1, for the melting and freezing process, respectively. The optimized MEPCM has been applied to leather for developing thermoregulation properties on leather. MEPCMs-coated leathers show up to 2.6 °C lower and 2.2 °C higher temperature difference than control leather in hot and in cold conditions, respectively.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106060"},"PeriodicalIF":5.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143562427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An innovative composite Mn/Ti photocatalysts developed for the removal of elemental mercury and nitric oxide","authors":"Ting-Yu Chen,&nbsp;Ji-Ren Zheng,&nbsp;Chung-Shin Yuan,&nbsp;Ching-Ching Hsu","doi":"10.1016/j.jtice.2025.106055","DOIUrl":"10.1016/j.jtice.2025.106055","url":null,"abstract":"<div><h3>Background</h3><div>The simultaneous removal of elemental mercury (Hg⁰) and nitric oxide (NO) from flue gas emissions is crucial for reducing air pollutant emissions from coal-fired power plants. MnO₂ and TiO₂ photocatalysts have attracted attention due to their ability to facilitate in oxidation at low temperatures. However, the effects of catalyst composition, flue gas components, and operating conditions on photocatalytic performance remains insufficiently understood, limiting their optimization for industrial applications.</div></div><div><h3>Methods</h3><div>MnO₂/TiO₂ photocatalysts with varying Mn/Ti ratios were synthesized, and their surface characteristics were used to assess structural and optical properties. Catalytic oxidation tests for Hg⁰ and NO were performed under near-UV light at 100–200°C, considering the effects of SO₂ and NO concentrations.</div></div><div><h3>Significant findings</h3><div>Catalysts with optimal Ti/Mn ratios demonstrated high removal efficiencies, with Hg⁰ and NO removal reaching up to 98.7%. Outperforming TiO₂, MnO₂ inhibited electron-hole recombination, enhanced light absorption, and exhibited high sulfur resistance capability. It demonstrated that MnO₂ outperformed various Mn/Ti dual composites for removing Hg⁰ and NO. For impurity gases, SO₂ inhibited Hg⁰ oxidation, while NO showed a beneficial effect. The highest NO removal was observed at an [NH₃]/[NO] molar ratio of 1.25. These findings highlight the potential of Ti/Mn dual composite catalysts’ potential for simultaneous Hg⁰ and NO removal in industrial flue gas treatment.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106055"},"PeriodicalIF":5.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143562428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Intermolecular dynamics and quantum insight of lithium perchlorate in the deep eutectic solvent (DES) solutions with nitriles for energy storage applications","authors":"Akshay Sharma,&nbsp;Renuka Sharma,&nbsp;Ramesh Chand Thakur","doi":"10.1016/j.jtice.2025.106041","DOIUrl":"10.1016/j.jtice.2025.106041","url":null,"abstract":"<div><h3>Background</h3><div>Deep eutectic solvents (DESs) in combination with lithium salts are evolving as promising alternative electrolytes for energy storage applications. However, to efficiently develop, produce, and improve DES-based electrolytes, a thorough understanding of the various interactions involved, is essential for elucidating the intermolecular dynamics among all components in the systems.</div></div><div><h3>Methods</h3><div>We used a combination of experimental thermodynamic techniques, including density and speed of sound measurements, to investigate the physicochemical properties of ethaline DESs with nitriles (acetonitrile and succinonitrile) and lithium salt (LiClO₄). Electrochemical stability, conductivity, and FTIR spectroscopy were employed to explore electrochemical properties and molecular interactions. Computational studies, including optimized structure calculations, interaction energy analysis, and reduced density gradient (RDG) studies, were performed to assess the stability and bonding interactions in these systems.</div></div><div><h3>Significant findings</h3><div>Our results reveal strong solute-solvent interactions, particularly with increasing LiClO₄ and nitrile concentrations. Temperature derivatives showed that LiClO₄ influences solution structure, acting as a disruptor. FTIR analysis confirmed key hydrogen bonding interactions. Electrochemical studies demonstrated enhanced conductivity, while computational studies supported the observed stability and interaction energies. RDG and density of states (DOS) analysis further confirmed the hydrogen bonding and the stability of the complexes formed in these systems.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106041"},"PeriodicalIF":5.5,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143562426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Leveraging spatial charge descriptor in deep learning models: Toward highly accurate prediction of vapor-liquid equilibrium","authors":"Hsiu-Min Hung,&nbsp;Ying-Chieh Hung","doi":"10.1016/j.jtice.2025.106054","DOIUrl":"10.1016/j.jtice.2025.106054","url":null,"abstract":"<div><h3>Background</h3><div>Vapor-liquid equilibrium (VLE) data is essential for separation processes, but traditional models such as UNIFAC require extensive experimental parameters. To improve the efficiency of VLE modeling and reduce the dependence on experiments, we developed machine learning models using COSMO-based σ-profiles and MACCS keys.</div></div><div><h3>Methods</h3><div>Two deep learning models, MLP-COSMO and MLP-MACCS, are developed. MLP-COSMO, based on σ-profiles, allows high-precision phase equilibrium predictions using only molecular structures, eliminating the need for experimental interaction parameters. The pressure range spans 0.947 to 817 kPa and the temperature range spans 199.93 to 548.15 K.</div></div><div><h3>Significant findings</h3><div>By utilizing σ-profiles, our developed model MLP-COSMO, which surpasses COSMO-SAC (2010) in accuracy and achieves a level comparable to UNIFAC, with specific results of R²-y = 0.9926, R²-P = 0.9889, <em>AAD</em> − <em>y</em>(%) = 1.04% and <em>AARD</em> − <em>P</em>(%) = 2.88%, evaluated on a test dataset excluded from training process. This study successfully demonstrated that high-precision VLE predictions can be achieved using only a molecular structure, effectively addressing the challenge of missing experimental parameters. Furthermore, the results indicate that the spatial charge descriptor (σ-profile), encapsulating molecular polarity information, is considered to be more suitable as input data for machine learning models in VLE prediction than structural fingerprints of MACCS.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106054"},"PeriodicalIF":5.5,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143551827","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Ameliorative photocatalytic dye degradation performance of ternary Co3O4/MoS2/TiO2 nanocomposite under visible light illumination","authors":"N. Elavarasan ,&nbsp;Gopal Venkatesh ,&nbsp;Govindasami Periyasami ,&nbsp;Kiky Corneliasari Sembiring ,&nbsp;Jintae Lee ,&nbsp;Govindasamy Palanisamy","doi":"10.1016/j.jtice.2025.106062","DOIUrl":"10.1016/j.jtice.2025.106062","url":null,"abstract":"<div><h3>Background</h3><div>This research aimed to synthesize a novel ternary nanohybrid material, Co₃O₄/MoS₂/TiO₂ (CMT), to enhance photocatalytic degradation of methylene blue (MB) under light irradiation. Conventional photocatalysts often suffer from limited efficiency, so integrating Co₃O₄, MoS₂ and TiO₂ aimed to overcome these challenges by improving charge transfer and separation of electron-hole (e⁻/h⁺) pairs.</div></div><div><h3>Methods</h3><div>The CMT nanocomposites were synthesized using calcination and hydrothermal methods. Various spectroscopic and microscopic techniques were employed to characterize the CMT nanocomposites, and their photocatalytic activity was evaluated by testing MB degradation efficiency. Kinetic studies were also performed to assess the reaction rate, while the material's stability was tested over five degradation cycles.</div></div><div><h3>Significant findings</h3><div>The CMT nanocomposites demonstrated remarkable photocatalytic performance, achieving 94.77 % MB degradation, outperforming other materials. The kinetic rate constant was 0.0181 min⁻¹, 4.02 times higher than alternative samples. Enhanced charge transfer between Co₃O₄ and the other components contributed to efficient e⁻/h⁺ pair separation. The photocatalyst remained stable over repeated use, and superoxide radicals (•O₂⁻) were identified as the dominant reactive species during MB degradation, highlighting the material's efficiency and durability.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106062"},"PeriodicalIF":5.5,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143551828","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Excellent successive photo-induced degradation of tetracycline using CuO/g-C3N4 nanocomposites: Synergistic effects of CuO integration and H2O2 in a photo-Fenton system","authors":"Mohd Imran ,&nbsp;Ahmad Zuhairi Abdullah ,&nbsp;Mohammad Ehtisham Khan ,&nbsp;Young-Mog Kim ,&nbsp;Fazlurrahman Khan","doi":"10.1016/j.jtice.2025.106068","DOIUrl":"10.1016/j.jtice.2025.106068","url":null,"abstract":"<div><h3>Background</h3><div>Sustainable and cost-effective approaches have not been fully explored. The photocatalysis process effectively removes toxic effluents and wastes, its efficiency is often hindered by suboptimal reaction parameter optimization, leading to excessive material degradation.</div></div><div><h3>Methods</h3><div>This research investigates the successful synthesis of g-C₃N₄ (Graphitic carbon nitride), CuO (Copper oxide), and CuO/g-C₃N₄ (Copper oxide/graphitic carbon nitride) nanocomposites by thermal decomposition, co-precipitation method, and ball milling process, respectively. The four distinct CuO/g-C₃N₄ nanocomposites were synthesized, varying CuO amounts (300 mg, 600 mg, 900 mg, and 1200 mg) with a fixed amount of g-C₃N₄ (1 g). The CuO/g-C₃N₄ nanocomposite is utilized for a fast breakdown of tetracycline in wastewater samples in a photo Fenton process by adding H₂O₂ under visible light irradiation.</div></div><div><h3>Significant findings</h3><div>Transmission electron microscopy analysis shows that CuO nanoflakes have successfully been deposited on g-C₃N₄ nanosheets. Further characterization validated enhancing surface area, visible light activity, favourable charge transfer, efficient charge separation, and reduced charge recombination. The photo-induced degradation of tetracycline was optimized with parameters like CuO anchoring, H₂O₂ addition, and pH, which were methodically examined using kinetic, scavenger tests, and reusability studies. The synergy of CuO and H₂O₂ demonstrated exceptional tetracycline elimination following S-scheme mechanism, achieving 99 % degradation in 15 min. Kinetic studies revealed that the degradation of TC adheres to pseudo-first-order kinetics, hence emphasizing the catalytic efficacy. The rate constant for optimized CuO/g-C₃N₄ nanocomposite was obtained 0.12542 min⁻¹, which is approximately 7 times greater than pure g-C₃N₄ in photo Fenton system. Moreover, the degradation efficiency remained at 91.5 % even after the 4th cycle, which suggests higher reusability and stability. The liquid chromatography–mass spectrometry analysis explained the degradation pathway which identified various intermediates that leads to complete minerlization. The findings confirm that CuO/g-C₃N₄ nanocomposites can be effective for high-efficiency antibiotic degradation, offering a scalable and sustainable choice for water treatment applications.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106068"},"PeriodicalIF":5.5,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143551829","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Graphitic carbon nitride-embedded MXene tungsten carbide nanoflakes for sensitive detection of cytotoxic tinidazole in biological samples","authors":"Ramadhass Keerthika Devi ,&nbsp;Muthusankar Ganesan ,&nbsp;Shen-Ming Chen ,&nbsp;Ying Li ,&nbsp;Hsiung-Lin Tu ,&nbsp;Chih-Min Wang ,&nbsp;Yeh-Fang Duann ,&nbsp;Gopalakrishnan Gopu","doi":"10.1016/j.jtice.2025.106072","DOIUrl":"10.1016/j.jtice.2025.106072","url":null,"abstract":"<div><h3>Background</h3><div>Nitroimidazole derivatives, extensively utilized as antibiotics in the pharmaceutical, healthcare, and animal industries, pose a significant environmental threat as potential pollutants. Industrial discharge can introduce these compounds into water sources, where even trace levels of residues, such as tinidazole (TNZ), can adversely affect human health and aquatic ecosystems. However, the electrochemical detection of TNZ remains challenging due to limited sensitivity.</div></div><div><h3>Methods</h3><div>To address this challenge, a novel nanocomposite comprising MXene tungsten carbide (WC) decorated with graphitic carbon nitride nanosheets (WC/gCN NSs) was developed for highly sensitive TNZ detection. The WC/gCN NSs were synthesized through a straightforward approach, yielding stable nanosheets. The WC/gCN NSs-modified electrode demonstrated superior TNZ detection performance compared to conventional methods. This enhancement is attributed to the synergistic interaction between the conductive gCN NSs and the catalytic MXene WC, which generated abundant active sites and facilitated efficient electron transfer.</div></div><div><h3>Significant findings</h3><div>The sensor exhibited exceptional performance, achieving a detection limit of 3.6 nM, high sensitivity (4.2 µA µM⁻¹ cm⁻²), and a recovery rate of 99.9 % (<em>n</em> = 3). It also demonstrated excellent repeatability (RSD 2.4 %), reproducibility, and stability over 30 days. This study provides a promising strategy for designing electrocatalysts with tuneable architectures, contributing to sustainable materials for environmental protection.</div></div>","PeriodicalId":381,"journal":{"name":"Journal of the Taiwan Institute of Chemical Engineers","volume":"171 ","pages":"Article 106072"},"PeriodicalIF":5.5,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143551830","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}