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Composite cathode material based on sulfur and microporous carbon for Li–S batteries 基于硫和微孔碳的锂-S 电池复合阴极材料
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.003
Svetlana A. Novikova , Daria Yu. Voropaeva , Sergey A. Li , Tatiana L. Kulova , Alexander M. Skundin , Irina A. Stenina , Andrey B. Yaroslavtsev
{"title":"Composite cathode material based on sulfur and microporous carbon for Li–S batteries","authors":"Svetlana A. Novikova ,&nbsp;Daria Yu. Voropaeva ,&nbsp;Sergey A. Li ,&nbsp;Tatiana L. Kulova ,&nbsp;Alexander M. Skundin ,&nbsp;Irina A. Stenina ,&nbsp;Andrey B. Yaroslavtsev","doi":"10.1016/j.mencom.2024.06.003","DOIUrl":"10.1016/j.mencom.2024.06.003","url":null,"abstract":"<div><p>In this work, a new cathode material for lithium–sulfur (Li–S) batteries was developed. Microporous carbon (with predominant pore size <em>£</em>1.2 nm) served as both a matrix for sulfur retention and conductive additive. Microporous carbon was shown to be capable of adsorbing lithium polysulfides thereby suppressing their migration toward lithium anode. The discharge capacity of the S/C composite at the 1st and 20th cycles in Li–S battery operation was 513 and 421 mAh g–1 at a scan rate of 0.1 mV s–1.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 478-480"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141952357","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
Spectroscopic analysis of Tb3+ activated Ca3Al2O6 phosphor for display applications 用于显示应用的 Tb3+ 活化 Ca3Al2O6 荧光粉的光谱分析
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.042
K. Koteswara Rao , M.C. Rao , Vikas Dubey , K.V.R. Murthy
{"title":"Spectroscopic analysis of Tb3+ activated Ca3Al2O6 phosphor for display applications","authors":"K. Koteswara Rao ,&nbsp;M.C. Rao ,&nbsp;Vikas Dubey ,&nbsp;K.V.R. Murthy","doi":"10.1016/j.mencom.2024.06.042","DOIUrl":"10.1016/j.mencom.2024.06.042","url":null,"abstract":"<div><p>The experimental results of luminescence measurements in Ca<sub>3</sub>Al<sub>2</sub>O<sub>6</sub> : Tb showed single excitation wavelengths at 246 and 278 nm in the UV region. For the 278 nm excitation, six distinct emission peaks were found at 378, 419, 437, 447, 487 and 544 nm. Some spectroscopic parameters were calculated using CIE coordinates showing emission in the near-blue region, which may be useful for various display devices.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 598-600"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141951845","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
Is dual emission of copper subgroup d10-metal complexes a necessary and sufficient condition for ratiometric luminescence thermometry? 铜亚族 d10 金属复合物的双发射是比率发光测温法的必要和充分条件吗？
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.001
Igor D. Strelnik , Ilya E. Kolesnikov , Alexey A. Kalinichev , Tatiana P. Gerasimova , Kamil D. Akhmadgaleev , Irina R. Dayanova , Andrey A. Karasik
{"title":"Is dual emission of copper subgroup d10-metal complexes a necessary and sufficient condition for ratiometric luminescence thermometry?","authors":"Igor D. Strelnik ,&nbsp;Ilya E. Kolesnikov ,&nbsp;Alexey A. Kalinichev ,&nbsp;Tatiana P. Gerasimova ,&nbsp;Kamil D. Akhmadgaleev ,&nbsp;Irina R. Dayanova ,&nbsp;Andrey A. Karasik","doi":"10.1016/j.mencom.2024.06.001","DOIUrl":"10.1016/j.mencom.2024.06.001","url":null,"abstract":"<div><p>Transition metal complexes of copper subgroup metals are actively studied objects for temperature sensors. Their luminescence arising from the <sup>3</sup>ILCT, <sup>3</sup>MLCT or <sup>3</sup>CC excited states is characterized by emission in all ranges of visible spectra and high quantum yields. Due to the ability of the complexes to emit in a dual band mode, these complexes are attractive for the temperature sensing in the ratiometric mode. Dual emission of complexes is usually susceptible of the irregular changes in intensity of two emission bands during the temperature changes. This is an important and necessary property for the utilization of phosphors as ratiometric thermometers. The structures and emission properties of gold(i) and copper(i) complexes are considered with the aim to demonstrate the possibility to apply such complexes as ratiometric molecular luminescent thermometers for the remote control of the object’s temperature.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 457-471"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141952381","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
Inhibiting the cancer cell growth by maleopimarate amino imide bis-tetrazoles synthesized via the azido-Ugi reaction 通过叠氮-乌基反应合成的马来酰亚胺氨基亚胺双四唑抑制癌细胞生长
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.012
Anna A. Smirnova, Elena V. Tretyakova, Oxana B. Kazakova
{"title":"Inhibiting the cancer cell growth by maleopimarate amino imide bis-tetrazoles synthesized via the azido-Ugi reaction","authors":"Anna A. Smirnova,&nbsp;Elena V. Tretyakova,&nbsp;Oxana B. Kazakova","doi":"10.1016/j.mencom.2024.06.012","DOIUrl":"10.1016/j.mencom.2024.06.012","url":null,"abstract":"<div><p>The azido-Ugi reaction of methyl maleopimarate <em>N</em>-(2- aminoethyl) imide with isocyanides, paraformaldehyde and trimethylsilyl azide in one step leads to 1,5-disubstituted diterpene bis-tetrazoles. The compounds demonstrate selective cytotoxicity against NCI-60 cancer cell panel.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 509-510"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141952352","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
The Huisgen’s cycloaddition of BODIPY acetylene and ferrocene azides in supercritical CO2 BODIPY 乙炔和二茂铁叠氮化物在超临界二氧化碳中的 Huisgen 环加成反应
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.027
Kirill G. Pavlov , Dmitry A. Guk , Roman O. Burlutsky , Anna A. Moiseeva , Olga O. Krasnovskaya , Dmitry A. Lemenovskiy , Nikolay V. Zyk , Elena K. Beloglazkina
{"title":"The Huisgen’s cycloaddition of BODIPY acetylene and ferrocene azides in supercritical CO2","authors":"Kirill G. Pavlov ,&nbsp;Dmitry A. Guk ,&nbsp;Roman O. Burlutsky ,&nbsp;Anna A. Moiseeva ,&nbsp;Olga O. Krasnovskaya ,&nbsp;Dmitry A. Lemenovskiy ,&nbsp;Nikolay V. Zyk ,&nbsp;Elena K. Beloglazkina","doi":"10.1016/j.mencom.2024.06.027","DOIUrl":"10.1016/j.mencom.2024.06.027","url":null,"abstract":"<div><p>The copper-catalyzed azide–alkyne cycloaddition of BODIPY acetylene derivative and ferrocene azides in supercritical CO<sub>2</sub> at 80 °C and 81 bar affords the corresponding triazole-containing BODIPY–ferrocene conjugates in high yields. The fluorescent and electrochemical properties of the compounds thus obtained were explored.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 552-554"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141953057","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
Ti-catalyzed heterometathetical condensation of N-sulfinylamines into sulfurdiimines 钛催化 N-亚磺酰基胺与硫代亚胺的异金属缩合反应
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.028
Nikolai S. Bushkov , Andrey V. Rumyantsev , Anton A. Zhizhin , Ivan A. Godovikov , Pavel A. Zhizhko , Dmitry N. Zarubin
{"title":"Ti-catalyzed heterometathetical condensation of N-sulfinylamines into sulfurdiimines","authors":"Nikolai S. Bushkov ,&nbsp;Andrey V. Rumyantsev ,&nbsp;Anton A. Zhizhin ,&nbsp;Ivan A. Godovikov ,&nbsp;Pavel A. Zhizhko ,&nbsp;Dmitry N. Zarubin","doi":"10.1016/j.mencom.2024.06.028","DOIUrl":"10.1016/j.mencom.2024.06.028","url":null,"abstract":"<div><p>Well-defined silica-supported Ti imido complex (<img>SiO)Ti(<img>NBu<sup>t</sup>)(Me<sub>2</sub>Pyr)(Py)<sub>2</sub> (Me<sub>2</sub>Pyr = 2,5-dimethyl- pyrrolyl) catalyzes condensation of <em>N</em>-sulfinylanilines into sulfurdiimines <em>via</em> the oxo/imido heterometathesis providing a convenient synthetic route to functionalized sulfurdiimines.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 555-557"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141953514","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
Hydrogenation of dinitrobenzenes over titania-supported palladium nanoparticles 在二氧化钛支撑的钯纳米粒子上氢化二硝基苯
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.039
Elena V. Shuvalova, Olga A. Kirichenko
{"title":"Hydrogenation of dinitrobenzenes over titania-supported palladium nanoparticles","authors":"Elena V. Shuvalova,&nbsp;Olga A. Kirichenko","doi":"10.1016/j.mencom.2024.06.039","DOIUrl":"10.1016/j.mencom.2024.06.039","url":null,"abstract":"<div><p>Catalysts of 1% Pd/TiO<sub>2</sub> type were prepared <em>via</em> the deposition–precipitation of Pd polyhydroxo complexes followed by reduction with hydrogen at 23 °C. These catalysts were found to be active for the selective hydrogenation of <em>m-</em>dinitrobenzene into <em>m</em>-phenylenediamine at 25–50 °C and 0.5 MPa H<sub>2</sub> in a batch reactor.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 587-590"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141960179","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 concise synthesis of methyl dihydrojasmonate and methyl (5-methylidene-4-oxocyclopent-2-en-1-yl)acetate from D-glucose 以 D-葡萄糖为原料简易合成二氢茉莉酸甲酯和 (5-亚甲基-4-氧代环戊-2-烯-1-基)乙酸甲酯
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.019
Sanjay Kumar , Yoshitaka Koseki , Takaaki Kamishima , Hitoshi Kasai
{"title":"A concise synthesis of methyl dihydrojasmonate and methyl (5-methylidene-4-oxocyclopent-2-en-1-yl)acetate from D-glucose","authors":"Sanjay Kumar ,&nbsp;Yoshitaka Koseki ,&nbsp;Takaaki Kamishima ,&nbsp;Hitoshi Kasai","doi":"10.1016/j.mencom.2024.06.019","DOIUrl":"10.1016/j.mencom.2024.06.019","url":null,"abstract":"<div><p>Methyl dihydrojasmonate and methyl (5-methylidene-4-oxocyclopent-2-en-1-yl)acetate were synthesized from 4-hydroxy-2-(hydroxymethyl)cyclopentenone, which, in turn, was obtained from D-glucose. The conditions for the key step, the Johnson–Claisen rearrangement, were optimized to get the maximum yield of the intermediate methyl 2-[2-methylene-3-oxo-5-(triisopropylsilyloxy)-cyclopentyl]acetate.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 528-530"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141962801","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
Quercetin and dihydroquercetin are the activators of galactonolactone oxidase from Trypanosoma cruzi 槲皮素和双氢槲皮素是克鲁斯锥虫半乳糖内酯氧化酶的激活剂
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.017
Andrey A. Chudin, Elena V. Kudryashova
{"title":"Quercetin and dihydroquercetin are the activators of galactonolactone oxidase from Trypanosoma cruzi","authors":"Andrey A. Chudin,&nbsp;Elena V. Kudryashova","doi":"10.1016/j.mencom.2024.06.017","DOIUrl":"10.1016/j.mencom.2024.06.017","url":null,"abstract":"<div><p>The enhancing effect of natural flavonoids, quercetin and dihydroquercetin, on the catalytic activity of galactonolactone oxidase from <em>Trypanosoma cruzi</em> has been established.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 523-524"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141963707","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 metal-templated synthesis of precursors for (2S)- and (2R)-2-(3-[18F]fluoropropyl)tyrosines as potential radiotracers for positron emission tomography (2S)-和(2R)-2-(3-[18F]氟丙基)酪氨酸作为正电子发射断层扫描潜在放射性示踪剂前体的金属催化合成方法
IF 1.8 4区 化学
Mendeleev Communications Pub Date : 2024-07-01 DOI: 10.1016/j.mencom.2024.06.008
Tat’yana F. Savel’yeva, Zalina T. Gugkaeva, Yulia V. Nelyubina, Alexander F. Smol’yakov, Margarita A. Moskalenko, Vladimir A. Larionov, Victor I. Maleev
{"title":"A metal-templated synthesis of precursors for (2S)- and (2R)-2-(3-[18F]fluoropropyl)tyrosines as potential radiotracers for positron emission tomography","authors":"Tat’yana F. Savel’yeva,&nbsp;Zalina T. Gugkaeva,&nbsp;Yulia V. Nelyubina,&nbsp;Alexander F. Smol’yakov,&nbsp;Margarita A. Moskalenko,&nbsp;Vladimir A. Larionov,&nbsp;Victor I. Maleev","doi":"10.1016/j.mencom.2024.06.008","DOIUrl":"10.1016/j.mencom.2024.06.008","url":null,"abstract":"<div><p>New asymmetric metal-templated synthesis of enantiomers of (2<em>S</em>)- and (2<em>R</em>)-2-(3-[<sup>19</sup>F]fluoropropyl)tyrosine precursors were obtained based on a chiral Ni<sup>II</sup> complex of the Schiff base derived from (<em>S</em>)-2-[<em>N</em>-(<em>N’</em>-benzylprolyl)amino]-benzaldehyde and racemic tyrosine in five steps. The free tyrosine derivatives which can be obtained upon decomplexation seem promising radiotracers for positron emission tomography imaging provided the introduction of <sup>18</sup>F isotope.</p></div>","PeriodicalId":18542,"journal":{"name":"Mendeleev Communications","volume":"34 4","pages":"Pages 496-498"},"PeriodicalIF":1.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141952354","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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