Bulletin of Chemical Reaction Engineering & Catalysis最新文献

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Photooxidation and Virus Inactivation using TiO2(P25)–SiO2 Coated PET Film TiO2(P25) -SiO2包覆PET膜的光氧化及病毒灭活
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-06-23 DOI: 10.9767/bcrec.17.3.14180.508-519
Chaowat Autthanit, Supachai Jadsadajerm, O. Núñez, Purim Kusonsakul, J. Luckanagul, Visarut Buranasudja, B. Jongsomjit, S. Praserthdam, P. Praserthdam
{"title":"Photooxidation and Virus Inactivation using TiO2(P25)–SiO2 Coated PET Film","authors":"Chaowat Autthanit, Supachai Jadsadajerm, O. Núñez, Purim Kusonsakul, J. Luckanagul, Visarut Buranasudja, B. Jongsomjit, S. Praserthdam, P. Praserthdam","doi":"10.9767/bcrec.17.3.14180.508-519","DOIUrl":"https://doi.org/10.9767/bcrec.17.3.14180.508-519","url":null,"abstract":"This study chemically modified PET film surface with P25 using silicate as a binder. Different P25–binder ratios were optimized for the catalyst performance. The modified samples were analyzed by scanning electron microscopy-energy-dispersive X-ray spectroscopy and Fourier transform infrared spectroscopy. Diffuse reflectance UV-vis spectra revealed significant reductions in the band gaps of the P25 solid precursor (3.20 eV) and the surface-modified PET–1.0Si–P25 (2.77 eV) with visible light. Accordingly, under visible light conditions, catalyst activity on the film will occur. Additionally, the film’s performance was evaluated using methylene blue (MB) degradation. Pseudo-first-order-rate constants (min−1), conversion percentages, and rates (µg.mL−1.gcat−1.h−1) were determined. The coated films were evaluated for viral Phi–X 174 inactivation and tested with fluorescence and UV-C light illumination, then log (N/N0) versus t plots (N = [virus] in plaque-forming units [PFUs]/mL) were obtained. The presence of nanosilica in PET showed a high adsorption ability in both MB and Phi–X 174, whereas the best performances with fluorescent light were obtained from PET–1.0Si–P25 and PET–P25–1.0Si–SiO2 equally. A 0.2-log virus reduction was obtained after 3 h at a rate of 4×106 PFU.mL−1.gcat−1.min−1. Additionally, the use of this film for preventing transmission by direct contact with surfaces and via indoor air was considered. Using UV light, the PET–1.0Si–P25 and PET–1.0Si–P25–SiO2 samples produced a 2.5-log inactivation after 6.5 min at a rate of 9.6×106 and 8.9×106 PFU.mL−1.gcat−1.min−1, respectively. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"28 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87895592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Enhancement in Photocatalytic Efficiency of Commercial TiO2 Nanoparticles by Calcination: A Case of Doxycycline Removal 煅烧增强商用TiO2纳米颗粒光催化效率:去除强力霉素的一个案例
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-06-20 DOI: 10.9767/bcrec.17.3.13970.486-496
N. T. Tien, Chau Hong Nhut, V. T. B. Thuỷ, T. T. T. Huyen, Lam Thanh Hien, N. Huy
{"title":"Enhancement in Photocatalytic Efficiency of Commercial TiO2 Nanoparticles by Calcination: A Case of Doxycycline Removal","authors":"N. T. Tien, Chau Hong Nhut, V. T. B. Thuỷ, T. T. T. Huyen, Lam Thanh Hien, N. Huy","doi":"10.9767/bcrec.17.3.13970.486-496","DOIUrl":"https://doi.org/10.9767/bcrec.17.3.13970.486-496","url":null,"abstract":"In this study, the pure and calcined forms of Degussa TiO2 were applied for photocatalytic removal of doxycycline - a broad-spectrum tetracycline antibiotic. The calcination of TiO2 at 500 °C enhanced the photocatalytic efficiency of the TiO2 under optimal operational conditions of 5 ppm of doxycycline, 0.25 g/L of TiO2, pH 6.5, 120 min, and room temperature. In addition, the changes in morphology, crystal structure, and optical properties of the materials before and after calcination were observed by scanning electron microscopy, X-ray diffraction, and UV-Visible spectroscopy. The reaction kinetics of the doxycycline removal was also investigated based on the Langmuir-Hinshelwood model with a correlation coefficient R2 of >80%. Results showed that the photocatalytic ability of TiO2 is stable and enhanced after being calcined at a suitable temperature of 500 °C. This opens up the potential application of TiO2 in the treatment of emerging organic pollutants in water. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"15 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73106657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Hydrocracking of Crude Palm Oil over Bimetallic Oxide NiO-CdO/biochar Catalyst 双金属氧化物NiO-CdO/生物炭催化下粗棕榈油加氢裂化研究
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-06-17 DOI: 10.9767/bcrec.17.2.14074.476-485
A. Allwar, Rina Maulina, T. Julianto, Annisa Ayu Widyaningtyas
{"title":"Hydrocracking of Crude Palm Oil over Bimetallic Oxide NiO-CdO/biochar Catalyst","authors":"A. Allwar, Rina Maulina, T. Julianto, Annisa Ayu Widyaningtyas","doi":"10.9767/bcrec.17.2.14074.476-485","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.14074.476-485","url":null,"abstract":"The bimetallic oxide NiO-CdO/biochar catalyst was prepared by coprecipitation and calcination methods. Characterizations of catalyst were carried out using Fourier Transform Infra Red (FTIR), Surface Area Analyzer (SAA), X-ray Diffraction (XRD), and Scanning Electron Microscope-Energy Dispersive X-ray (SEM-EDX) mapping methods. The catalyst showed a good average crystalized size of 12.30 nm related to the nanoparticles and high dispersion of Ni and Cd metals  on the biochar surface. Analysis of liquid fuel products was observed using Gas Chromatography - Mass Spectrometry (GC-MS) which was separated to the main product of gasoline fraction (C6–C10), and the second product of kerosene fraction (C11–C16), and diesel fraction (C17–C23). The presence of the catalyst in the hydrocracking resulted in more liquid product of 56.55 wt% than the thermal cracking with a liquid product of 20.55 wt%. The best performance activity of catalyst was found at a temperature of 150 °C with high selectivity to hydrocarbon fuel with 12 types of gasoline fractions (39.24 wt%) compared to gasoline fractions obtained at higher hydrocracking temperatures of 250 °C and 350 °C. The results of this study showed that the bimetallic oxide catalyst supported with biochar from palm kernel shell plays an important role in the hydrocracking process to increase the selectivity of the gasoline fraction. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"16 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72677290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Photodegradation of Rhodamine-B Dye under Natural Sunlight using CdO 自然光照下用CdO光降解罗丹明- b染料
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-06-13 DOI: 10.9767/bcrec.17.2.14172.466-475
D. Lavate, Vikas J. Sawant, A. Khomane
{"title":"Photodegradation of Rhodamine-B Dye under Natural Sunlight using CdO","authors":"D. Lavate, Vikas J. Sawant, A. Khomane","doi":"10.9767/bcrec.17.2.14172.466-475","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.14172.466-475","url":null,"abstract":"The present study includes synthesis of CdO thin film by simple and cost effective chemical bath deposition method. Cadmium monochloroaceatate were used for preparation of CdO thin film.  The structural, optical properties of CdO thin film were investigated with the help of X-ray diffraction (XRD) and UV-Vis NIR double beam spectrometry. The XRD studies revealed that annealed thin film shows crystalline in nature having 48.4 nm in size. The optical band gap of thin film was found to be 2.13 eV. Scanning Electron Microscopy (SEM) images shows sphere like structure which is closely arranged with each other. The presence of functional group was confirmed by Fourier Transform Infra Red (FTIR). Brunauer–Emmett–Teller (BET) surface area analysis confirm formation of a mesoporous CdO with 6.01 m2/g surface area and 31.96 nm average pore diameter. The photocatalytic activity of prepared thin film was checked by using Rhodamine-B as a model dye under natural sunlight and found to be 48%. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"278 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80095289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Experimental and Kinetic Modeling of Galactose Valorization to Levulinic Acid 半乳糖活化生成乙酰丙酸的实验与动力学模型
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-05-24 DOI: 10.9767/bcrec.17.2.14032.451-465
R. Ringgani, M. M. Azis, R. Rochmadi, A. Budiman
{"title":"Experimental and Kinetic Modeling of Galactose Valorization to Levulinic Acid","authors":"R. Ringgani, M. M. Azis, R. Rochmadi, A. Budiman","doi":"10.9767/bcrec.17.2.14032.451-465","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.14032.451-465","url":null,"abstract":"Levulinic acid, a versatile chemical building block, was derived from C6-sugar galactose using sulfuric acid as the catalyst. Galactose is monosaccharide of polysaccharides constituent that is mostly contained in third generation biomass, macro-microalgae. It currently receives high attention to be a source of renewable feedstock. The effect of temperature, catalyst concentration and initial substrate loadings were studied for 60 min, in the temperature range of 150–190 °C, acid concentration of 0.25–0.75 M and initial substrate loading of 0.05–0.25 M. The highest levulinic acid yield of 40.08 wt% was achieved under the following conditions: 0.05 M galactose, 0.75 M acid concentration, 170 °C temperature, and 40 min reaction time. The kinetic model was developed by first order pseudo-irreversible reaction. The results showed that the proposed model could capture the experimental data well. These results suggested that galactose, derived from macro- and micro-algae, can potentially be converted and applied for platform chemicals. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"26 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73379458","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Photocatalytic Efficiency of Titanium Dioxide for Dyes and Heavy Metals Removal from Wastewater 二氧化钛光催化去除废水中染料和重金属的效率研究
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-05-20 DOI: 10.9767/bcrec.17.2.13948.430-450
S. Sagadevan, I. Fatimah, T. Egbosiuba, S. Alshahateet, J. Lett, Getu Kassegn Weldegebrieal, M. Le, M. Johan
{"title":"Photocatalytic Efficiency of Titanium Dioxide for Dyes and Heavy Metals Removal from Wastewater","authors":"S. Sagadevan, I. Fatimah, T. Egbosiuba, S. Alshahateet, J. Lett, Getu Kassegn Weldegebrieal, M. Le, M. Johan","doi":"10.9767/bcrec.17.2.13948.430-450","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.13948.430-450","url":null,"abstract":"The hazardous toxicity of dye materials, even in low concentrations, harms ecological systems. It releases a large number of contaminants into the water, resulting as waste water. Dyes prevent the process of photosynthesis by obstructing light passage, lowers the oxygen levels dissolved in the water. Also, a good number of the dyes and heavy metals are carcinogenic and mutagenic to human beings. Heterogeneous photocatalysis is a promising technology for removing organic, inorganic, and microbial pollutants from water and wastewater. It is preferable to other conventional wastewater treatment approaches due to its benefit, such as low cost, environmental friendliness, ability to proceed at ambient temperature and pressure conditions, and to completely degrade pollutants into environmentally safe products with suitable measures. The titanium oxide (TiO2) is one of the most promising material that has gained enormous importance in the field of energy and environmental applications. The unique physicochemical properties of TiO2 make it one of the best candidates among existing photocatalysts. This review provides an overview of strategies employed to augment its catalytic performance as well as the impact of different operational parameters on the removal proficiency of various organic and inorganic pollutants in water and wastewater treatment. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"23 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86489639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
H2O2 Exfoliation of TiO2 for Enhanced Hydrogen Production from Photocatalytic Reforming of Methanol 光催化重整甲醇产氢过程中TiO2的H2O2剥离研究
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-05-17 DOI: 10.9767/bcrec.17.2.13920.420-429
Syaahidah Abdul Razak, H. Bahruji, A. H. Mahadi, Hong Wan Yun
{"title":"H2O2 Exfoliation of TiO2 for Enhanced Hydrogen Production from Photocatalytic Reforming of Methanol","authors":"Syaahidah Abdul Razak, H. Bahruji, A. H. Mahadi, Hong Wan Yun","doi":"10.9767/bcrec.17.2.13920.420-429","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.13920.420-429","url":null,"abstract":"Hydrogen is considered a future energy carrier for clean and sustainable technology. Photocatalytic reforming of methanol produced hydrogen using water and energy from sunlight. This study reported enhanced activity of TiO2 without metal co-catalyst for hydrogen production following H2O2 exfoliation. TiO2 was transformed into peroxo-titania species on the outer layer of the particles, resulting in surface exfoliation. The exfoliation reduced TiO2 crystallite sizes enhanced the surface hydroxyl group and reduced the band gap to 3.0 eV. Hydrogen production from methanol-water mixtures on the TiO2 after four consecutive exfoliations was measured at 300 µmol, significantly higher than the fresh TiO2 (50 µmol).  H2O2 exfoliated TiO2 reduced the pathway for charge migration to the surface.  A high concentration of surface hydroxyl group trapped the charge carriers for efficient hydrogen production. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"59 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74215897","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanocomposite ZnO/g-C3N4 for Improved Degradation of Dyes under Visible Light: Facile Preparation, Characterization, and Performance Investigations 纳米复合ZnO/g-C3N4在可见光下改善染料降解:制备、表征和性能研究
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-05-13 DOI: 10.9767/bcrec.17.2.13931.403-419
Tu Anh Nguyen Thi, A. Vu
{"title":"Nanocomposite ZnO/g-C3N4 for Improved Degradation of Dyes under Visible Light: Facile Preparation, Characterization, and Performance Investigations","authors":"Tu Anh Nguyen Thi, A. Vu","doi":"10.9767/bcrec.17.2.13931.403-419","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.13931.403-419","url":null,"abstract":"In this study, ZnO/g-C3N4 nanocomposites were prepared via a physical mixing-calcination process for improved degradation of dyes under visible light irradiation. The BET surface area, pore volume, crystal size, and pHpzc of the ZnO/g-C3N4 composite were 3.9 m2/g, 0.034 cm3/g, 18.1 nm, and 7.7, respectively. Although the morphology of the ZnO/g-C3N4 composite was very different from that of pure g-C3N4, their average pore sizes were similar. The Eg of the ZnO/g-C3N4 composite (3.195 eV) was slightly lower than that of ZnO (3.195) but much higher than that of g-C3N4 (2.875). The interface interaction of ZnO and g-C3N4, which was revealed by oscillations of Zn-C, benefited the transport of photoinduced charge carriers and reduced the recombination of electron-hole. As the result, the ZnO/g-C3N4 composite had higher photocatalytic activity than ZnO and g-C3N4. Its degradation efficiency (DE) value for methylene blue (MB) in 90 min and rate constant were 93.2 % and 0.025 min‑1, respectively. In addition, the effects of ZnO/urea molar ratio, catalyst dosage, solution pH, and concentration of dye on photocatalytic degradation of MB were completely investigated. The photocatalytic performance of the ZnO/g-C3N4 composite was evaluated by the degradation of other persistent organic compounds, also compared to other catalysts in the literatures. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"11 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78362736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Synthesis, Crystal Structure and Catalytic Activity of Tri-Nuclear Zn(II) Complex Based on 6-Phenylpyridine-2-carboxylic Acid and Bis(4-pyridyl)amine Ligands 6-苯基吡啶-2-羧酸-双(4-吡啶)胺配体三核Zn(II)配合物的合成、晶体结构和催化活性
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-05-03 DOI: 10.9767/bcrec.17.2.13952.394-402
Lihua Wang, F. Kong, Tai Xi-Shi
{"title":"Synthesis, Crystal Structure and Catalytic Activity of Tri-Nuclear Zn(II) Complex Based on 6-Phenylpyridine-2-carboxylic Acid and Bis(4-pyridyl)amine Ligands","authors":"Lihua Wang, F. Kong, Tai Xi-Shi","doi":"10.9767/bcrec.17.2.13952.394-402","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.13952.394-402","url":null,"abstract":"A new trinuclear Zn (II) complex, [Zn3(L1)4(L2)2(CH3COO)2] (1) (HL1 = 6-phenylpyridine-2-carboxylic acid, L2 = bis(4-pyridyl)amine) has been synthesized by 6-phenylpyridine-2-carboxylic acid, NaOH, bis(4-pyridyl)amine and Zn(CH3COO)2•2H2O. The complex 1 has also been structural characterized by elemental analysis and single crystal X-ray diffraction. The results reveals that complex 1 is made up of three Zn(II) ions, four L1 ligands, two L2 ligands and two CH3COO- anions. In 1, both Zn1 ion and Zn1a ion are five-coordinated with two O atoms from two different L1 ligands, two N atoms from two different L1 ligands, and one N atoms from bis(4-pyridyl)amine ligand, respectively, and forms a distorted trigonal biyramid geometry. And Zn2 ion is four-coordinated with two O atoms from two different CH3COO− anions and two N atoms from two different L2 ligands, forming a distorted tetrahedral geometry. Complex 1 displays a 3D network structure by the intermolecular N−H···O hydrogen bonds. The catalytic performance for oxidation of benzyl alcohol with O2 was studied under mild reaction conditions using complex 1 as catalyst. The results demonstrated that the catalysts were very active, and the yield of benzaldehyde was 50.8% at 90 °C with THF as solvent under 0.5 MPa O2 within 3 h. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"4 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79845495","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Synthesis Metal-Organic Framework (MOFs) Cr-PTC-HIna Modulated Isonicotinic Acid for Methylene Blue Photocatalytic Degradation 金属-有机骨架(MOFs) Cr-PTC-HIna调制异烟酸光催化降解亚甲基蓝的合成
Bulletin of Chemical Reaction Engineering & Catalysis Pub Date : 2022-04-30 DOI: 10.9767/bcrec.17.2.13930.383-393
A. Adawiah, Wulandari Oktavia, N. Saridewi, Farhan Maulana Azhar, Risma Nur Fitria, Muhammad Shofyan Gunawan, Sri Komala, A. Zulys
{"title":"Synthesis Metal-Organic Framework (MOFs) Cr-PTC-HIna Modulated Isonicotinic Acid for Methylene Blue Photocatalytic Degradation","authors":"A. Adawiah, Wulandari Oktavia, N. Saridewi, Farhan Maulana Azhar, Risma Nur Fitria, Muhammad Shofyan Gunawan, Sri Komala, A. Zulys","doi":"10.9767/bcrec.17.2.13930.383-393","DOIUrl":"https://doi.org/10.9767/bcrec.17.2.13930.383-393","url":null,"abstract":"A novel responsive visible light Cr-based MOF, Cr-PTC-HIna, was synthesized using the solvothermal method. Cr-PTC-HIna peaks were observed at 2θ = 9.04°, 12.71°, 14.88°, 25,48°, 27.72°, 28.97°, and 43.60° with a crystal size of 21 nm. Band gap energy achieved from the Cr-PTC HIna was 2.05 eV. Scanning Electron Microscope (SEM) analysis obtained a 3D structural morphology of MOFs Cr-PTC-HIna with a cylindrical tube shape and a particle size of 251.45 nm. Cr-PTC-HIna gave the optimum methylene blue degradation at pH of 7 under 250 watts mercury lamp irradiation for 180 minutes with degradation capacity of 95.40 mg/g. Electron holes and hydroxyl radicals were found as the dominant species contributing to methylene blue degradation. Copyright © 2022 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). ","PeriodicalId":9366,"journal":{"name":"Bulletin of Chemical Reaction Engineering & Catalysis","volume":"69 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73735543","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
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