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A 3D open-framework amino acid templated cerium phosphite-oxalate showing proton conductive property 具有质子传导特性的三维开放框架氨基酸模板化亚磷酸铈-草酸盐
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-09-12 DOI: 10.1016/j.solidstatesciences.2024.107692
{"title":"A 3D open-framework amino acid templated cerium phosphite-oxalate showing proton conductive property","authors":"","doi":"10.1016/j.solidstatesciences.2024.107692","DOIUrl":"10.1016/j.solidstatesciences.2024.107692","url":null,"abstract":"<div><p>Using L-histidine as template, a three-dimensional (3D) open-framework cerium phosphite-oxalate, Ce<sub>2</sub>(H<sub>2</sub>O)<sub>2</sub>(H<sub>2</sub>PO<sub>3</sub>)<sub>2</sub>(C<sub>2</sub>O<sub>4</sub>)<sub>3</sub>·C<sub>6</sub>H<sub>11</sub>N<sub>3</sub>O<sub>2</sub>·H<sub>2</sub>O (<strong>1</strong>), has been synthesized under hydrothermal condition. Interestingly, it is the first example of lanthanide phosphite-oxalate with amino acid as the template. Compound <strong>1</strong> shows 3D framework with 8-, 12- and 20-ring channels and has a mog Moganite topology. A large amount of free water molecules and histidine cations are located in the channels of <strong>1</strong>, which are favorable to the efficient proton transfer. Correspondingly, compound <strong>1</strong> displays temperature and humidity dependent proton conductivity with the highest value of 3.67 × 10<sup>−4</sup> S cm<sup>−1</sup> at 75 °C and 98 % RH.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142167459","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
One-pot construction of α-Fe2O3/ZnNiFe2O4 heterojunction by incomplete sol/gel-self-propagating method with choline chloride-ethylene glycol media and its photo-degradation performance 以氯化胆碱-乙二醇为介质的不完全溶胶/凝胶自促进法一锅构建α-Fe2O3/ZnNiFe2O4异质结及其光降解性能
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-09-10 DOI: 10.1016/j.solidstatesciences.2024.107694
{"title":"One-pot construction of α-Fe2O3/ZnNiFe2O4 heterojunction by incomplete sol/gel-self-propagating method with choline chloride-ethylene glycol media and its photo-degradation performance","authors":"","doi":"10.1016/j.solidstatesciences.2024.107694","DOIUrl":"10.1016/j.solidstatesciences.2024.107694","url":null,"abstract":"<div><p>A magnetic α-Fe<sub>2</sub>O<sub>3</sub>/ZnNiFe<sub>2</sub>O<sub>4</sub> composite photocatalyst was synthesized through a one-pot reaction employing choline chloride-ethylene glycol deep eutectic solvents and an incomplete sol-gel self-propagating method. The photocatalytic performance was assessed by removing methylene blue (MB) under 40 W visible light. With a 1.0 g/L catalyst dosage, 10 mg/L MB concentration, and pH levels of 6 and 12, removal rates of 97 % and 99 % were achieved within 90 min, respectively. The composite also demonstrated effective degradation of methyl orange (MO) and malachite green (MG). Stability tests revealed minimal reduction in photocatalytic activity after four cycles. Active species analysis identified ·O<sub>2</sub><sup>⁻</sup> and ·OH as the primary agents in the photocatalytic process. XRD, XPS, UV–VIS DRS, HRTEM, PL, and EIS analyses confirmed the formation of a Z-scheme heterojunction between ZnNiFe<sub>2</sub>O<sub>4</sub> and α-Fe<sub>2</sub>O<sub>3</sub>, which enhanced the specific surface area, electron transport capacity, and narrowed the band gap. This heterojunction improved the separation efficiency of photogenerated electron-hole pairs, resulting in enhanced photocatalytic activity and stability. This study presents a novel approach for preparing Z-scheme heterojunction photocatalysts through a one-pot reaction.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142167458","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Thinly-walled NiFe2O4 nanotubes derived from Ni, Fe, N-codoped carbon nanofibers toward oxygen evolution reaction 掺杂 Ni、Fe、N 的纳米碳纤维衍生出的薄壁 NiFe2O4 纳米管,用于氧进化反应
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-09-08 DOI: 10.1016/j.solidstatesciences.2024.107691
{"title":"Thinly-walled NiFe2O4 nanotubes derived from Ni, Fe, N-codoped carbon nanofibers toward oxygen evolution reaction","authors":"","doi":"10.1016/j.solidstatesciences.2024.107691","DOIUrl":"10.1016/j.solidstatesciences.2024.107691","url":null,"abstract":"<div><p>NiFe<sub>2</sub>O<sub>4</sub> has emerged as an efficient oxygen evolution reaction (OER) electrocatalyst, with outstanding stability in alkaline media and excellent redox properties. In order to further improve the catalytic performance, thinly-walled NiFe<sub>2</sub>O<sub>4</sub> nanotubes (NiFe<sub>2</sub>O<sub>4</sub>-NTs), efficiently derivable from Ni, Fe, N-codoped carbon nanofibers, were innovatively synthesized through a sequential route combing hydrothermal, electrospinning, and high-temperature sintering in this work. The NiFe<sub>2</sub>O<sub>4</sub>-NTs possess large diameter of around 120 nm and their thickness of the tube wall is only about 10 nm. The surface properties of NiFe<sub>2</sub>O<sub>4</sub> can be adjusted by forming the Ni-N/Fe-N bonds. Excitingly, largely exposed active surface area and boosted catalytic reaction kinetics toward oxygen evolution reaction are realized. The required overpotential to deliver 10 mA cm<sup>−2</sup> is only 331 mV, accompanied with favorable Tafel slope of only 51.8 mV dec<sup>−1</sup>, small charge transfer resistance, and superior reaction stability.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142164797","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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 and study of structural, electric, and dielectric behavior of La0.5Sm0.2Sr0.3Mn1-xFexO3 perovskite La0.5Sm0.2Sr0.3Mn1-xFexO3 包晶的合成及其结构、电学和介电行为研究
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-09-02 DOI: 10.1016/j.solidstatesciences.2024.107682
{"title":"Synthesis and study of structural, electric, and dielectric behavior of La0.5Sm0.2Sr0.3Mn1-xFexO3 perovskite","authors":"","doi":"10.1016/j.solidstatesciences.2024.107682","DOIUrl":"10.1016/j.solidstatesciences.2024.107682","url":null,"abstract":"<div><p>In this study, the synthesized samples La<sub>0.5</sub>Sm<sub>0.2</sub>Sr<sub>0.3</sub>Mn<sub>1-<em>x</em></sub>Fe<sub><em>x</em></sub>O<sub>3</sub> (<em>x</em> = 0.05, 0.15 and 0.20) were thoroughly investigated for their crystalline structure, electrical conductivity, and dielectric properties, the samples were prepared using autocombustion method. According to the X-ray diffraction study, the samples crystallized in an orthorhombic symmetry with the <em>Pnma</em> space group. To measure the dielectric characteristics, impedance spectroscopy was conducted over the temperature range of 100–260 K and a frequency range of 100 Hz to 1 MHz. Measurements of AC conductivity are indeed utilized to investigate the transport properties of materials being studied. The results indicated that both temperature and frequency significantly influence the conduction process. Three theoretical hypotheses were proposed to explain the hopping conduction: overlapping large polaron tunneling (OLPT), the non-overlapping small polaron tunneling (NSPT) mechanism, and correlated barrier hopping (CBH). It is also shown that the conductivity diminishes with an increase in Fe content. La<sub>0.5</sub>Sm<sub>0.2</sub>Sr<sub>0.3</sub>Mn<sub>1-<em>x</em></sub>Fe<sub><em>x</em></sub>O<sub>3</sub> (<em>x</em> = 0.05, 0.15 and 0.20) can be used in electronic applications because of the high permittivity values confirmed by the dielectric measurements. With the aim of evaluating the distinct impacts of electrodes, grain boundaries, and grains on the complex impedance results, an appropriate alternative electrical circuit was utilized. Analysis of the sample's modulus indicated non-Debye characteristics and electrical relaxation phenomena. The materials exhibit good electrical properties, as well as strong chemical and thermal stability.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142164796","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Corrigendum to “Influence of cobalt on magnetic, dielectric and electrochemical properties of copper ferrite nanoparticles via hydrothermal method” [Solid State Sci., 137 [March 2023] [107123] 钴对水热法纳米铜铁氧体磁性、介电和电化学特性的影响》更正 [Solid State Sci.
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-31 DOI: 10.1016/j.solidstatesciences.2024.107657
{"title":"Corrigendum to “Influence of cobalt on magnetic, dielectric and electrochemical properties of copper ferrite nanoparticles via hydrothermal method” [Solid State Sci., 137 [March 2023] [107123]","authors":"","doi":"10.1016/j.solidstatesciences.2024.107657","DOIUrl":"10.1016/j.solidstatesciences.2024.107657","url":null,"abstract":"","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S129325582400222X/pdfft?md5=60da522ec37b9c8c0376a2c14dd7e106&pid=1-s2.0-S129325582400222X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142167546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced acetone gas sensor via TiO2 nanofiber-NiO nanoparticle heterojunction 通过 TiO2 纳米纤维-NiO 纳米粒子异质结强化丙酮气体传感器
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-31 DOI: 10.1016/j.solidstatesciences.2024.107683
{"title":"Enhanced acetone gas sensor via TiO2 nanofiber-NiO nanoparticle heterojunction","authors":"","doi":"10.1016/j.solidstatesciences.2024.107683","DOIUrl":"10.1016/j.solidstatesciences.2024.107683","url":null,"abstract":"<div><p>We present a high surface area sensor comprising NiO nanoparticles (NPs) incorporated within porous TiO<sub>2</sub> nanofibers (NFs), showing a remarkable response to acetone. Initially, we synthesized Polyvinylpyrrolidone (PVP) NFs containing titanium (Ti) and nickel (Ni) salts using a simple electrospinning method. Subsequent calcination of the PVP NFs led to the formation of NiO NPs embedded within the porous TiO<sub>2</sub> NFs. The resulting heterostructure material exhibited a significant response to acetone detection, with a ratio of electrical resistance in air (R<sub>a</sub>) to that in the presence of gas (R<sub>g</sub>) reaching 83 at its optimal operating temperature of 300 °C. Furthermore, it demonstrated stable performance under high relative humidity conditions.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142129958","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Crystal structure and hydrogen sorption properties of Nd0.5Y0.5MgNi4-xCox alloys (x = 0–3) Nd0.5Y0.5MgNi4-xCox 合金(x = 0-3 )的晶体结构和吸氢特性
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-30 DOI: 10.1016/j.solidstatesciences.2024.107674
{"title":"Crystal structure and hydrogen sorption properties of Nd0.5Y0.5MgNi4-xCox alloys (x = 0–3)","authors":"","doi":"10.1016/j.solidstatesciences.2024.107674","DOIUrl":"10.1016/j.solidstatesciences.2024.107674","url":null,"abstract":"<div><p>The gas-phase and electrochemical hydrogenation properties of Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNi<sub>4-x</sub>Co<sub>x</sub> (where x varies from 0 to 3) were studied. Samples were prepared using sintering and annealing procedures. X-ray diffraction analysis indicated that all the alloys were single-phase. The alloys readily absorbed hydrogen, and the crystal structures of the resulting saturated hydrides were refined. Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNi<sub>4</sub>H<sub>4.2</sub> and Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNi<sub>3</sub>CoH<sub>4.4</sub> belong to the NdMgNi<sub>4</sub>H<sub>3.6</sub> structural type, while Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNi<sub>2</sub>Co<sub>2</sub>H<sub>5.5</sub> and Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNiCo<sub>3</sub>H<sub>6.0</sub> belong to the LaMgNi<sub>4</sub>H<sub>4.85</sub> structural type. Electrochemical studies revealed that the maximum discharge capacity of Nd<sub>0.5</sub>Y<sub>0.5</sub>MgNi<sub>4-x</sub>Co<sub>x</sub> electrodes increased from 236 mAh/g to 328 mAh/g as the cobalt content increased. The high-rate dischargeability (HRD<sub>1000</sub>) initially decreased from 48 % to 7 % with increasing cobalt content, but then increased to 32 % at the highest cobalt concentration. Additionally, the electrochemical kinetic properties were determined and compared for these electrodes, including the charge-transfer resistance (R<sub>ct</sub>), polarization resistance (R<sub>p</sub>), exchange current density (I<sub>0</sub>), limiting current density (I<sub>L</sub>), and hydrogen diffusion coefficient (D<sub>H</sub>).</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142097143","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Pt nanoclusters as co-catalysts for efficient photocatalytic hydrogen evolution 铂纳米团簇作为高效光催化氢气进化的辅助催化剂
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-29 DOI: 10.1016/j.solidstatesciences.2024.107680
{"title":"Pt nanoclusters as co-catalysts for efficient photocatalytic hydrogen evolution","authors":"","doi":"10.1016/j.solidstatesciences.2024.107680","DOIUrl":"10.1016/j.solidstatesciences.2024.107680","url":null,"abstract":"<div><p>Photocatalytic water splitting for hydrogen production is an ideal strategy to relieve the energy crisis. In this work, Pt nanoclusters are employed as a co-catalyst to modify g-C<sub>3</sub>N<sub>4</sub> for optimizing the photocatalytic hydrogen evolution performance. Compared with the pristine g-C<sub>3</sub>N<sub>4</sub>, the Pt nanoclusterss/g-C<sub>3</sub>N<sub>4</sub> nanocomposites exhibit dramatic enhancement toward H<sub>2</sub> production, where the H<sub>2</sub> evolution rate of CN-Pt-C2 is nearly 425.1 times higher than pristine g-C<sub>3</sub>N<sub>4</sub>. The phase structure, morphology, optical properties, and surface chemical states of the fabricated samples are fully investigated. Based on the systematical characterizations, the reason for the enhanced H<sub>2</sub> generation performance is disclosed. It is expected this work can provide a valuable reference for the fabrication of a co-catalyst-based photocatalytic system.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142097148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
An extension of atomic mean square displacement method for calculating melting temperatures in II-VI compounds 原子均方位移法在计算 II-VI 化合物熔化温度方面的扩展
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-29 DOI: 10.1016/j.solidstatesciences.2024.107681
{"title":"An extension of atomic mean square displacement method for calculating melting temperatures in II-VI compounds","authors":"","doi":"10.1016/j.solidstatesciences.2024.107681","DOIUrl":"10.1016/j.solidstatesciences.2024.107681","url":null,"abstract":"<div><p>Understanding how solids melt and determining their melting temperatures is of great significance for studying the properties of materials. Based on the main idea of Lindemann's melting criterion and the first-principles calculation of density functional theory, we proposed the atomic mean square displacement method to predict the melting temperature of the material. In this paper, the application range of this method for calculating melting temperature is extended. 8 kinds of Ⅱ-Ⅵ compounds were selected as verification objects. The results show the accuracy of our method in predicting the melting temperature of Ⅱ-Ⅵ compounds.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142097141","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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 fabrication of nitrogen-doped graphene-promoted Na3MnTi(PO4)3@C cathode with three-electron reactions for sodium-ion storage 设计和制造氮掺杂石墨烯促进的 Na3MnTi(PO4)3@C 阴极,用于钠离子存储的三电子反应
IF 3.4 3区 化学
Solid State Sciences Pub Date : 2024-08-28 DOI: 10.1016/j.solidstatesciences.2024.107678
{"title":"Design and fabrication of nitrogen-doped graphene-promoted Na3MnTi(PO4)3@C cathode with three-electron reactions for sodium-ion storage","authors":"","doi":"10.1016/j.solidstatesciences.2024.107678","DOIUrl":"10.1016/j.solidstatesciences.2024.107678","url":null,"abstract":"<div><p>As a novel cathode material for sodium-ion batteries, Na<sub>3</sub>MnTi(PO<sub>4</sub>)<sub>3</sub> (denoted as NMTP) has received great attention because of its abundant natural resources, excellent safety, low toxicity as well as three-electron reactions. Unfortunately, the pure NMTP cathode displays a bad conductivity, resulting in an inferior electrochemical performance for sodium energy storage. Herein, we introduce a good route to fabricate the nitrogen-doped graphene-decorated NMTP@C (denoted as NG-NMTP@C) composite with superior rate property and superior cycle stability for the first time. In this fabricated material, the nitrogen-doped graphene nanosheets are dispersed into the NMTP@C particles. Compared to NMTP@C, the prepared NG-NMTP@C cathode possesses better cycle stability and higher capacity. It shows the capacity of 173.1 mAh g<sup>−1</sup> at 0.1 C and presents the high capacity retention of around 97.1 % at 10.0 C over 400 cycles. Therefore, this fabricated NG-NMTP@C nanocomposite can be employed as the novel positive electrode in sodium-ion storage.</p></div>","PeriodicalId":432,"journal":{"name":"Solid State Sciences","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142087271","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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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