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A novel method for a nanosized ZSM-5 (MFI) zeolite synthesis in proton form 以质子形式合成纳米级 ZSM-5（MFI）沸石的新方法
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.039
Alexey G. Dedov , Alexander A. Karavaev , Alexey S. Loktev , Malika N. Vagapova , Kirill A. Cherednichenko , Konstantin I. Maslakov , Alexey A. Sadovnikov , Sergey P. Molchanov
{"title":"A novel method for a nanosized ZSM-5 (MFI) zeolite synthesis in proton form","authors":"Alexey G. Dedov ,&nbsp;Alexander A. Karavaev ,&nbsp;Alexey S. Loktev ,&nbsp;Malika N. Vagapova ,&nbsp;Kirill A. Cherednichenko ,&nbsp;Konstantin I. Maslakov ,&nbsp;Alexey A. Sadovnikov ,&nbsp;Sergey P. Molchanov","doi":"10.1016/j.mencom.2024.04.039","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.039","url":null,"abstract":"<div><p>A new method for the synthesis of nanosized ZSM-5 zeolite with the MFI structure in the proton form is reported. The material was synthesized by the hydrothermal-microwave method and characterized by X-ray diffraction, scanning electron microscopy, transmission electron microscopy, atomic force microscopy, low-temperature nitrogen physisorption, thermal desorption of ammonia and solid- state <sup>27</sup>Al NMR. The synthesized material is formed by zeolite particles of 30–80 nm in size, which ensures its high specific surface area, pore volume and interparticle porosity.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 433-435"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240545","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tris[(pyridin-4-yl)methyl]phosphine, its P-oxide and CuI-based 1D polymer thereof 三[(吡啶-4-基)甲基]膦、其 P-氧化物及其基于 CuI 的一维聚合物
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.011
Maria P. Davydova, Taisiya S. Sukhikh, Alexander V. Artem’ev
{"title":"Tris[(pyridin-4-yl)methyl]phosphine, its P-oxide and CuI-based 1D polymer thereof","authors":"Maria P. Davydova,&nbsp;Taisiya S. Sukhikh,&nbsp;Alexander V. Artem’ev","doi":"10.1016/j.mencom.2024.04.011","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.011","url":null,"abstract":"<div><p>Tris[(pyridin-4-yl)methyl]phosphine and its <em>P</em>-oxide, new promising ligands, were obtained based on the reaction between 4-[(trimethylsilyl)methyl]pyridine and PCl<sub>3</sub>. The coordination properties of tris[(pyridin-4-yl)methyl]phosphine oxide (L) were exemplified by the synthesis of a braided-shaped chain polymer [Cu<sub>4</sub>I<sub>4</sub>L<sub>2</sub>] showing green luminescence at ambient temperature.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 345-347"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis, crystal structure and luminescent properties of a novel coordination polymer built on Euiii and 1,2,4,5-tetrakis(diphenylphosphinyl)benzene 基于 Euiii 和 1,2,4,5-四（二苯基膦）苯的新型配位聚合物的合成、晶体结构和发光特性
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.006
Valery K. Brel , Anna V. Vologzhanina , Mikhail T. Metlin , Ilya V. Taydakov
{"title":"Synthesis, crystal structure and luminescent properties of a novel coordination polymer built on Euiii and 1,2,4,5-tetrakis(diphenylphosphinyl)benzene","authors":"Valery K. Brel ,&nbsp;Anna V. Vologzhanina ,&nbsp;Mikhail T. Metlin ,&nbsp;Ilya V. Taydakov","doi":"10.1016/j.mencom.2024.04.006","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.006","url":null,"abstract":"<div><p>The reaction of 1,2,4,5-tetrakis(diphenylphosphinyl)benzene with Eu(ONO<sub>2</sub>)<sub>3</sub>∙6H<sub>2</sub>O led to the formation of a new coordination polymer exhibiting a bright red glow when excited in a wide ultraviolet range (<em>Q</em>in = 19.9%).</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 329-331"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240532","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Viscosity model for the middle fraction of Atasu-Alashankou oil sludge 阿塔苏-阿拉山口油泥中间部分的粘度模型
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.043
Sairagul Tyanakh , Murzabek I. Baikenov , Feng-Yun Ma , Agadzhan M. Gulmaliev , Astra M. Makasheva , Tolkyn O. Khamitova , Vitaliy P. Malyshev
{"title":"Viscosity model for the middle fraction of Atasu-Alashankou oil sludge","authors":"Sairagul Tyanakh ,&nbsp;Murzabek I. Baikenov ,&nbsp;Feng-Yun Ma ,&nbsp;Agadzhan M. Gulmaliev ,&nbsp;Astra M. Makasheva ,&nbsp;Tolkyn O. Khamitova ,&nbsp;Vitaliy P. Malyshev","doi":"10.1016/j.mencom.2024.04.043","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.043","url":null,"abstract":"<div><p>The temperature dependence of dynamic viscosity was calculated on the basis of a new cluster-association equation, which was derived within the framework of the concept of chaotic particles. It was shown that the degree of cluster association naturally decreases with an increase in temperature, on average corresponding to the arrangement of three to four cluster particles in the association. For the first time, the values of the activation energy per monomer were obtained when assigning the activation energy to the average number of clusters.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 446-449"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240535","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of the formation of open microcapsules with Mn3O4 walls during hydrolysis of the MnSO4 salt solution droplets deposited on the alkaline solution surface 碱性溶液表面沉积的 MnSO4 盐溶液液滴在水解过程中形成具有 Mn3O4 壁的开放式微胶囊的影响
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.038
Valeri P. Tolstoy, Denis V. Danilov, Alexandra A. Meleshko
{"title":"Effect of the formation of open microcapsules with Mn3O4 walls during hydrolysis of the MnSO4 salt solution droplets deposited on the alkaline solution surface","authors":"Valeri P. Tolstoy,&nbsp;Denis V. Danilov,&nbsp;Alexandra A. Meleshko","doi":"10.1016/j.mencom.2024.04.038","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.038","url":null,"abstract":"<div><p>It was shown for the first time that open microcapsules 1–5 µm in size with Mn<sub>3</sub>O<sub>4</sub> walls and unique morphology are formed as a result of spraying an aqueous MnSO<sub>4</sub> solution onto the surface of an alkali solution. The walls have a thickness of 80–120 nm and consist of an array of Mn<sub>3</sub>O<sub>4</sub> nanosheets with a thickness of 2–3 nm, oriented predominantly in the radial direction towards the center of the microcapsule. There is a special rim with a height of 100–200 nm around the hole of the most microcapsules, which can be a kind of ‘ground’ when fixing such microcapsules on the surface of a substrate in the process of application by the Langmuir–Schaefer technique.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 430-432"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240544","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A particular mechanism of the effect of lone pair E TeIV dopant atoms on visible-light photocatalytic activity of anatase TiO2 孤对 E TeIV 掺杂原子对锐钛矿二氧化钛可见光光催化活性影响的特殊机制
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.041
Mikhail V. Korolenko , Pavel B. Fabritchnyi , Yury A. Teterin , Konstantin I. Maslakov , Mikhail I. Afanasov
{"title":"A particular mechanism of the effect of lone pair E TeIV dopant atoms on visible-light photocatalytic activity of anatase TiO2","authors":"Mikhail V. Korolenko ,&nbsp;Pavel B. Fabritchnyi ,&nbsp;Yury A. Teterin ,&nbsp;Konstantin I. Maslakov ,&nbsp;Mikhail I. Afanasov","doi":"10.1016/j.mencom.2024.04.041","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.041","url":null,"abstract":"<div><p>It was found that small additives of E Te<sup>IV</sup> species (&lt; 1 at%) notably enhance the visible-light photocatalytic activity of polycrystalline anatase TiO<sub>2</sub>. This effect can tentatively be attributed to the neutralization of the neighboring surface- located oxygen vacancy, acting as a recombination center for photogenerated holes and electrons, by the dopant stereochemically active lone electron pair E.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 440-441"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141243547","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design and electrochemical properties of novel fluorinated electrolytes for lithium metal batteries 用于锂金属电池的新型含氟电解质的设计和电化学特性
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.033
Irina V. Kutovaya , Alexander A. Hizbullin , Stanislav S. Fedotov , Olga I. Shmatova
{"title":"Design and electrochemical properties of novel fluorinated electrolytes for lithium metal batteries","authors":"Irina V. Kutovaya ,&nbsp;Alexander A. Hizbullin ,&nbsp;Stanislav S. Fedotov ,&nbsp;Olga I. Shmatova","doi":"10.1016/j.mencom.2024.04.033","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.033","url":null,"abstract":"<div><p>Synthesis and electrochemical study of novel trifluorinated diethers, namely, α-methoxy-ω-(2,2,2-trifluoroethoxy)- alkanes, as potential candidates for new-generation electrolyte solvents for lithium-metal batteries are presented. The trifluoro diethers were tested in cell configurations implying cathodes with high nickel content and revealed Coulombic efficiencies exceeding 99.9% and specific discharge capacity retention up to 99% over 55 cycles for potentials up to 4.5 V. This study opens up new prospects in targeted design of organic ether molecules as lithium-metal batteries electrolyte components.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 414-417"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141243546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recognition and sensing of Lewis bases by 1,2,5-chalcogenadiazoles 1,2,5-chalcogenadiazoles 对路易斯碱的识别和感应
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.001
Ekaterina A. Radiush , Hui Wang , Elena A. Chulanova , Darya O. Prima , Natalia S. Radaeva , Yana A. Ponomareva , Nikolay A. Semenov , Andrey V. Zibarev
{"title":"Recognition and sensing of Lewis bases by 1,2,5-chalcogenadiazoles","authors":"Ekaterina A. Radiush ,&nbsp;Hui Wang ,&nbsp;Elena A. Chulanova ,&nbsp;Darya O. Prima ,&nbsp;Natalia S. Radaeva ,&nbsp;Yana A. Ponomareva ,&nbsp;Nikolay A. Semenov ,&nbsp;Andrey V. Zibarev","doi":"10.1016/j.mencom.2024.04.001","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.001","url":null,"abstract":"<div><p>Chalcogen bonding-driven interaction of 1,2,5-chalcogena- diazoles with charged and neutral Lewis bases is discussed. It is highlighted that this interaction is a promising method for optically-detected recognition and sensing of the bases, and, at one, for the formation of otherwise challenging chemical bonds.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 297-306"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Copolymers of 2-hydroxy-3-(N-methyl-N-phenylamino)propyl methacrylate with methyl methacrylate and their microstructure 2-羟基-3-(N-甲基-N-苯基氨基)丙基甲基丙烯酸酯与甲基丙烯酸甲酯的共聚物及其微观结构
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.007
Adel I. Gaysin, Tatyana A. Vakhonina, Ekaterina O. Yakovleva, Marina Yu. Balakina, Oleg G. Sinyashin
{"title":"Copolymers of 2-hydroxy-3-(N-methyl-N-phenylamino)propyl methacrylate with methyl methacrylate and their microstructure","authors":"Adel I. Gaysin,&nbsp;Tatyana A. Vakhonina,&nbsp;Ekaterina O. Yakovleva,&nbsp;Marina Yu. Balakina,&nbsp;Oleg G. Sinyashin","doi":"10.1016/j.mencom.2024.04.007","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.007","url":null,"abstract":"<div><p>A precursor for the production of azo chromophores, <em>viz</em>. 2-hydroxy-3-(<em>N</em>-methyl-<em>N</em>-phenylamino)propyl methacrylate, was prepared and characterized. Its copolymerization with methyl methacrylate was carried out and the copolymerization constants were determined: for 2-hydroxy-3-(<em>N</em>-methyl-<em>N-</em>phenylamino) propyl methacrylate, <em>r</em><sub>1</sub> = 0.50; for methyl methacrylate, <em>r</em><sub>2</sub> = 0.93. The average block lengths of monomers of the same type depending on the composition of the copolymer were estimated.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 332-334"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Modification of carbon sorbent by sequential adsorption of biologically active phenylalanine and salicylic acid 通过连续吸附具有生物活性的苯丙氨酸和水杨酸对吸碳剂进行改性
IF 1.9 4区 化学
Mendeleev Communications Pub Date : 2024-05-01 DOI: 10.1016/j.mencom.2024.04.021
Anna V. Sedanova, Natalia V. Kornienko, Maria S. Delyagina, Lidia G. P’yanova, Aleksandr V. Lavrenov
{"title":"Modification of carbon sorbent by sequential adsorption of biologically active phenylalanine and salicylic acid","authors":"Anna V. Sedanova,&nbsp;Natalia V. Kornienko,&nbsp;Maria S. Delyagina,&nbsp;Lidia G. P’yanova,&nbsp;Aleksandr V. Lavrenov","doi":"10.1016/j.mencom.2024.04.021","DOIUrl":"https://doi.org/10.1016/j.mencom.2024.04.021","url":null,"abstract":"<div><p>The sequential adsorption of phenylalanine and salicylic acid on a carbon sorbent was studied. The influence of modification conditions, including the sorbent/solution volume ratio, amino acid concentration, temperature and pH, on the adsorption parameters of phenylalanine, as well as the physicochemical properties of the resulting carbon sorbent sample, was established. The effect of sequential adsorption of phenylalanine and salicylic acid on the physicochemical characteristics of sorbents is shown.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 3","pages":"Pages 379-381"},"PeriodicalIF":1.9,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141240531","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","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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