Materials Science and Engineering: B最新文献

Acid-induced mixed-phase ammonium trivanadate nanostructures for superior adsorption of methylene blue dye from contaminated water

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-26 DOI: 10.1016/j.mseb.2025.118365

Jaspreet Kaur, Naresh Kumar, Rajesh Kumar

{"title":"Acid-induced mixed-phase ammonium trivanadate nanostructures for superior adsorption of methylene blue dye from contaminated water","authors":"Jaspreet Kaur, Naresh Kumar, Rajesh Kumar","doi":"10.1016/j.mseb.2025.118365","DOIUrl":"10.1016/j.mseb.2025.118365","url":null,"abstract":"<div><div>Ammonium trivanadate nanostructures were synthesized via a sol–gel method by varying the solution acidity (pH 1, 3, and 5), yielding samples denoted as NVO-1, NVO-3, and NVO-5. Structural and morphological analyses confirmed the formation of two distinct crystalline phases: NH<sub>4</sub>V<sub>3</sub>O<sub>8</sub> with a maple-leaf-like morphology at pH 5, and NH<sub>4</sub>V<sub>3</sub>O<sub>8</sub>·1.9H<sub>2</sub>O exhibiting a web-like cage structure at pH 1. The intermediate pH (3) resulted in a mixed-phase composition. Among the samples, NVO-3 demonstrated superior mesoporous characteristics, with a broad pore size distribution (3–16 nm), a pore volume of 0.128 cm<sup>3</sup>/g, and a specific surface area of 24 m<sup>2</sup>/g, as determined by BET and BJH analyses. This optimized nanostructure exhibited remarkable adsorption capacity toward Methylene Blue dye, achieving ∼ 920 mg/g with ∼ 90 % removal efficiency within 3–5 min.The enhanced performance is due to electrostatic interactions; kinetic studies confirm pseudo-second-order chemisorption with high adsorption efficiency and excellent reusability.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118365"},"PeriodicalIF":3.9,"publicationDate":"2025-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143873670","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Temperature-dependent electrical properties of ZnO and ZnMgO thin films: Analysis of conduction mechanisms

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-26 DOI: 10.1016/j.mseb.2025.118325

Victor Colas , Krishna Lone , Wafae El Berjali , Sidi Ould Saad Hamady , Nur Atiqah Hamzah , Way Foong Lim , Sha Shiong Ng

{"title":"Temperature-dependent electrical properties of ZnO and ZnMgO thin films: Analysis of conduction mechanisms","authors":"Victor Colas , Krishna Lone , Wafae El Berjali , Sidi Ould Saad Hamady , Nur Atiqah Hamzah , Way Foong Lim , Sha Shiong Ng","doi":"10.1016/j.mseb.2025.118325","DOIUrl":"10.1016/j.mseb.2025.118325","url":null,"abstract":"<div><div>ZnMgO has gained significant attention as a sustainable and cost-effective material for solar cells and sensors. This study investigates the conduction mechanisms in ZnO and ZnMgO thin films, covering a broad temperature range (40 K-340 K). Electrical characterization reveals a transition in ZnO from Mott variable-range hopping at low temperatures, characterized by a localized donor state density of <span><math><mrow><mi>2.3</mi><mo>×</mo><mn>1</mn><msup><mrow><mn>0</mn></mrow><mrow><mn>21</mn></mrow></msup><msup><mrow><mi>cm</mi></mrow><mrow><mo>−</mo><mn>3</mn></mrow></msup><msup><mrow><mi>eV</mi></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></mrow></math></span> and a localization length of 1.8 nm, to thermally activated conduction at higher temperatures. In ZnMgO, the incorporation of Mg leads to a higher activation energy (69.0 meV) compared to ZnO (48.3 meV), indicating increased carrier localization. This enhanced localization is further evidenced by the emergence of the nearest-neighbor hopping mechanism at low temperatures, with an activation energy of 2.8 meV. Additionally, optical characterization reveals a bandgap widening and an increase in Urbach energy, correlating with the observed shift in conduction mechanisms.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118325"},"PeriodicalIF":3.9,"publicationDate":"2025-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143873671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Impact of Ca ions substitution at A-site on LaCoO3 perovskite energy applications

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-26 DOI: 10.1016/j.mseb.2025.118343

Xin Sun , Zhenbing Pei , Xu Guo , Xin Ye , Lei Wang , Yamei Zhang , Songtao Dong

{"title":"Impact of Ca ions substitution at A-site on LaCoO3 perovskite energy applications","authors":"Xin Sun , Zhenbing Pei , Xu Guo , Xin Ye , Lei Wang , Yamei Zhang , Songtao Dong","doi":"10.1016/j.mseb.2025.118343","DOIUrl":"10.1016/j.mseb.2025.118343","url":null,"abstract":"<div><div>Lanthanide-based perovskites are promising candidates for supercapacitor applications due to their high crystallinity, reversible redox capabilities, diverse electrical properties, oxygen-rich vacancies, stable structures, ease of synthesis, and cost-effectiveness. This study synthesized La<sub>1-x</sub>Ca<sub>x</sub>CoO<sub>3</sub> (x = 0, 0.1, 0.15, and 0.2) samples using the sol–gel method. The La<sub>0.85</sub>Ca<sub>0.15</sub>CoO<sub>3</sub> sample shows a charge transfer resistance of 0.68 Ω and a specific surface area of 44.52 m<sup>2</sup>/g. The La<sub>0.85</sub>Ca<sub>0.15</sub>CoO<sub>3</sub> sample exhibits a specific capacitance of 284.4F/g at a current density of 1 A/g, which is 3.38 times greater than that of the intrinsic sample. The charge storage mechanism involving the oxygen anions was explored through an overcharge and discharge process, revealing that elemental Ca doping markedly enhances the charge storage capacity associated with oxygen intercalation in the LaCoO<sub>3</sub> system. These results suggest that Ca-substituted A-site of perovskites possess significant potential for supercapacitor applications.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118343"},"PeriodicalIF":3.9,"publicationDate":"2025-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143873783","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

High-Performance green fluorescent carbon Dots: Synthesis, Properties, and applications in temperature Sensing, and information anti-counterfeiting

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-25 DOI: 10.1016/j.mseb.2025.118355

Yingying Wang , Shaogui Wu

引用次数: 0

Magnetic, Electronic, and thermoelectric potential of X2NiMnO6 (X = Dy, Ho, Er, Tm, Yb) perovskites in optoelectronics via DFT analysis

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-25 DOI: 10.1016/j.mseb.2025.118353

Khawar Ismail , Abhinav Kumar , Soumaya Gouadria , Bhavesh Kanabar , M.M. Rekha , Reddi Mohan Naidu Kalla , Karthikeyan Jayabalan , Vivek Kumar Pandey , Hassan Ali , Muhammad Jamil , Jaewoong Lee

{"title":"Magnetic, Electronic, and thermoelectric potential of X2NiMnO6 (X = Dy, Ho, Er, Tm, Yb) perovskites in optoelectronics via DFT analysis","authors":"Khawar Ismail , Abhinav Kumar , Soumaya Gouadria , Bhavesh Kanabar , M.M. Rekha , Reddi Mohan Naidu Kalla , Karthikeyan Jayabalan , Vivek Kumar Pandey , Hassan Ali , Muhammad Jamil , Jaewoong Lee","doi":"10.1016/j.mseb.2025.118353","DOIUrl":"10.1016/j.mseb.2025.118353","url":null,"abstract":"<div><div>Structural, spin-polarized electronic band gap, optical, magnetic, and transport properties of lanthanides based double perovskite X<sub>2</sub>NiMnO<sub>6</sub> (X = Dy, Ho, Er, Tm, Yb) oxides studied by Density Functional Theory DFT mechanism by using PBE + GGA approximation within WIEN2K. Spin-polarized electronic band gap and Density of States DOS plot results indicated that X2NiMnO6 materials have metallic and semiconductor nature for the corresponding spin channels. Band gap values of X<sub>2</sub>NiMnO<sub>6</sub> (X = Dy, Ho, Er, Tm, Yb) show the semimetal nature of the spin-up channel and the metallic nature of the spin-down channel. So, the combined effect of metal and semiconductor is called half-metallic, which offers higher spin polarization near the fermi level due to the magnetic nature of X<sub>2</sub>NiMnO<sub>6</sub> materials. The magnetic moment in these materials arises due to the orbit hybridization process between the Cation and anion of Dy, Ho, Er, Tm, Yb, Mn, Ni, and O atoms. The calculated values of the total magnetic moment of these X<sub>2</sub>NiMnO<sub>6</sub> (X = Dy, Ho, Er, Tm, Yb) are integers that confirm the half-metallic nature of these compounds. Moreover, Energy-dependent optical parameters such as dielectric function, refractive index, extinction coefficient, optical conductivity, absorption coefficient, reflectivity, and Energy loss demonstrated light (photon) interaction with materials. Similarly, electrical conductivity, Seebeck coefficient, thermal conductivity, heat capacity, magnetic susceptibilities, and figure of merit can explore temperature-dependent thermal properties, which are computed by the BoltzTraP code within the WIEN2K code.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118353"},"PeriodicalIF":3.9,"publicationDate":"2025-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143870526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Thermoelectric, and optoelectronic properties of tetragonal graphene doped with silicon for photocatalytic applications: First-principles calculations

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-25 DOI: 10.1016/j.mseb.2025.118351

Z. Ech-Charqy , K. Ribag , Y. Selmani , M. Houmad , H. Ez-Zahraouy , A. El Kenz , A. Benyoussef

{"title":"Thermoelectric, and optoelectronic properties of tetragonal graphene doped with silicon for photocatalytic applications: First-principles calculations","authors":"Z. Ech-Charqy , K. Ribag , Y. Selmani , M. Houmad , H. Ez-Zahraouy , A. El Kenz , A. Benyoussef","doi":"10.1016/j.mseb.2025.118351","DOIUrl":"10.1016/j.mseb.2025.118351","url":null,"abstract":"<div><div>In this study, first-principles calculations were employed to investigate the impact of silicon doping on the thermoelectric, optical, and photocatalytic properties of monolayer tetragonal graphene (t-graphene). The findings reveal that silicon doping significantly alters and enhances the bandgap of t-graphene, with the bandgap increasing from 1.71 eV to 3.22 eV as the silicon concentration rises, based on HSE06 calculations. Additionally, the optical properties highlight the potential of these materials for applications in optoelectronics, and photovoltaics. Photocatalytic analysis further reveals that Si-doped t-graphene achieves enhanced photocatalytic efficiency, particularly at doping concentrations of 37.5 % and 50 %. As the silicon concentration increases from 12.5 % to 50 %, there is a notable improvement in the band edge positions, transitioning the material from a photoanode behavior at 12.5 % doping to efficient photocatalytic activity at 50 %. When examining the effect of pH on photocatalytic properties, it was observed that at doping levels between 37.5 % and 50 %, the material can facilitate water splitting into O<sub>2</sub> and H<sub>2</sub>. However, with 12.5 % doping, the material retains its photoanode character at various pH levels. Furthermore, transport property analysis indicates that Si-doped t-graphene with a 50 % doping concentration achieves a high figure of merit of 0.99. A higher ZT factor indicates improved energy conversion efficiency, which has important implications for various applications such as photocatalysis, air and water pollution control, and solar energy conversion.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118351"},"PeriodicalIF":3.9,"publicationDate":"2025-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143873782","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Non-enzymatic detection of glucose using ternary NiFeCo-Glycerolate supported on graphite electrodes

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-24 DOI: 10.1016/j.mseb.2025.118305

Irlan S. Lima , Thawan G. Oliveira , Astrid Choquehuanca-Azaña , Sergio Espinoza-Torres , Enzo M. Otto , Mateus A. Batista , Giovane J. Oliveira , Mayara O. Silva , Ivan Verlangieri , Josué M. Gonçalves , Lúcio Angnes

{"title":"Non-enzymatic detection of glucose using ternary NiFeCo-Glycerolate supported on graphite electrodes","authors":"Irlan S. Lima , Thawan G. Oliveira , Astrid Choquehuanca-Azaña , Sergio Espinoza-Torres , Enzo M. Otto , Mateus A. Batista , Giovane J. Oliveira , Mayara O. Silva , Ivan Verlangieri , Josué M. Gonçalves , Lúcio Angnes","doi":"10.1016/j.mseb.2025.118305","DOIUrl":"10.1016/j.mseb.2025.118305","url":null,"abstract":"<div><div>A ternary metal-glycerolate combined with a low-cost platform electrode was demonstrated as an effective sensor for glucose analysis. The hybrid organic–inorganic NiFeCo-Glycerolate was fabricated by one-step solvothermal treatment. The proposed process produces microspheres with an average size of ∼1 µm that were extensively characterized by X-ray diffraction, FTIR, TGA, XPS, TEM, and SEM-EDS techniques. The combination of a scalable synthesis with a cost-effective conductive platform is an interesting strategy for the development of an enzyme-free glucose electrochemical sensor. Experiments employing chronoamperometry demonstrated a good linearity of response in the concentration range of 100 to 600 µmol L<sup>−1</sup>, with a detection and quantification limit of 6.20 and 20.5 µmol L<sup>−1</sup>, respectively. The developed sensor was utilized to quantify glucose in a synthetic urine sample, with a recovery rate of 105 ± 3 %, and a current retention of 94.8 % in an interval of time of 24 h. Thus, highlighting the potential of ternary metal-glycerolates allied to a low-cost platform in glucose sensing.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118305"},"PeriodicalIF":3.9,"publicationDate":"2025-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143864276","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Iron-Based phosphate cathode materials for sodium-ion batteries: advances, challenges, and future perspectives

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-24 DOI: 10.1016/j.mseb.2025.118349

Zhengkeng Fang , Qiru Feng , Sizhong Ding , Funian Mo , Tao Yang , Xidong Lin , Yong Yi , Guobin Zhang

{"title":"Iron-Based phosphate cathode materials for sodium-ion batteries: advances, challenges, and future perspectives","authors":"Zhengkeng Fang , Qiru Feng , Sizhong Ding , Funian Mo , Tao Yang , Xidong Lin , Yong Yi , Guobin Zhang","doi":"10.1016/j.mseb.2025.118349","DOIUrl":"10.1016/j.mseb.2025.118349","url":null,"abstract":"<div><div>Iron-based phosphates for sodium-ion batteries (SIBs) have emerged as viable alternatives to lithium-ion batteries (LIBs) for grid-scale energy storage, owing to their high performance, exceptional low-temperature stability, and abundant resources. This review discusses the fundamental principles of iron-based phosphate cathode reactions from a microscopic perspective and highlights the limitations and challenges associated with NaFePO<sub>4</sub>, Na<sub>3</sub>Fe<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub>, Na<sub>2</sub>FePO<sub>4</sub>F (NFPF), and Na<sub>4</sub>Fe<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>P<sub>2</sub>O<sub>7</sub> (NFPP) materials. To address these challenges, we systematically summarize the improvement strategies for NaFePO<sub>4</sub>, Na<sub>3</sub>Fe<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub>, NFPF, and NFPP regarding ion diffusion efficiency, electrical conductivity, and large-scale applications. Finally, through comprehensive analysis, we propose three strategic research priorities for NFPP and provide an outlook on the future development of commercially viable high-performance iron-based phosphate cathodes.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":""},"PeriodicalIF":3.9,"publicationDate":"2025-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868044","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Bismuth doped spinel CoCr2O4 nanocrystals for dual application on supercapacitor and dopamine detection

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-24 DOI: 10.1016/j.mseb.2025.118346

Nandini Robin Nadar , J. Deepak , S.C. Sharma , B.R. Radha Krushna , Priya Josson Akkara , K. Ponnazhagan , Samir Sahu , D Veera Vanitha , D. Sivaganesh , H. Nagabhushana

{"title":"Bismuth doped spinel CoCr2O4 nanocrystals for dual application on supercapacitor and dopamine detection","authors":"Nandini Robin Nadar , J. Deepak , S.C. Sharma , B.R. Radha Krushna , Priya Josson Akkara , K. Ponnazhagan , Samir Sahu , D Veera Vanitha , D. Sivaganesh , H. Nagabhushana","doi":"10.1016/j.mseb.2025.118346","DOIUrl":"10.1016/j.mseb.2025.118346","url":null,"abstract":"<div><div>The increasing demand in applied sciences for the detection of biological molecules such as dopamine (DA), ascorbic acid (AA), and uric acid (UA) drives the need for innovative materials to enhance healthcare diagnostics. This study introduces bismuth-doped CoCr<sub>2</sub>O<sub>4</sub> (BCC) nanocrystals, synthesized via a simple combustion method, for electrochemical biosensing and supercapacitor applications. A BCC-modified carbon paste electrode enhances dopamine detection sensitivity by 64 %, achieving a low detection limit of 0.25 µM and excellent selectivity against uric acid, while maintaining 86.87 % stability over 10 cycles. For supercapacitors, BCC nanocomposites demonstrate a high specific capacitance of 309.24F/g (cyclic voltammetry, CV) and 338.88F/g (galvanostatic charge/discharge, GCD), with an energy density of 67.77 Wh/kg and 86.12 % capacity retention after 5000 cycles. These findings highlight BCC’s versatility for both healthcare diagnostics and energy storage.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118346"},"PeriodicalIF":3.9,"publicationDate":"2025-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143864275","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Synergistic effect of polymer supported NiO/Bi2O3 nanocomposite for photocatalytic degradation of industrial wastewater

IF 3.9 3区材料科学

Materials Science and Engineering: B Pub Date : 2025-04-24 DOI: 10.1016/j.mseb.2025.118326

Sandesh S. Raut, Nikhil A. Bhave, Prashant S. Kulkarni

{"title":"Synergistic effect of polymer supported NiO/Bi2O3 nanocomposite for photocatalytic degradation of industrial wastewater","authors":"Sandesh S. Raut, Nikhil A. Bhave, Prashant S. Kulkarni","doi":"10.1016/j.mseb.2025.118326","DOIUrl":"10.1016/j.mseb.2025.118326","url":null,"abstract":"<div><div>The red wastewater produced from TNT manufacturing units is a cause of concern in India. In this regard, a novel photocatalyst, PANI/NiO-Bi<sub>2</sub>O<sub>3</sub> was developed by following hydrothermal method and in-situ oxidative polymerization and applied for the treatment of red wastewater. The band gap energy of 2.25 eV and 1.75 eV were observed for the bimetallic (NiO-Bi<sub>2</sub>O<sub>3</sub>) and polymer supported bimetallic (PANI/NiO-Bi<sub>2</sub>O<sub>3</sub>), respectively. The reaction parameters and degradation kinetics were studied and optimum reaction conditions were evaluated by changing the catalyst quantity and time. The PANI/NiO-Bi<sub>2</sub>O<sub>3</sub> (0.25 g/L) with UV–Vis light irradiation was proved to be more efficient and economical for degrading the red wastewater below the discharge limits of TOC (<2 mg/L) and TDS (<500 mg/L), as recommended by USEPA. The kinetic rate of PANI/NiO-Bi<sub>2</sub>O<sub>3</sub> was observed to be 0.0068 min<sup>−1</sup>. The degradation curve indicates complete mineralization of the pollutants present in industrial wastewater into CO<sub>2</sub> and H<sub>2</sub>O.</div></div>","PeriodicalId":18233,"journal":{"name":"Materials Science and Engineering: B","volume":"319 ","pages":"Article 118326"},"PeriodicalIF":3.9,"publicationDate":"2025-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143870525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0