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图片显示    年代列表    列表显示    封面列表

2018,39 (8)

2018,39 (7)

2018,39 (6)

2018,39 (5)

2018,39 (8) 
王利国等报道了环糊精修饰Cu/SiO2可有效催化CO2经碳酸乙烯酯选择加氢高效合成甲醇/乙二醇,催化剂表面碳物种有利于稳定Cu0和 Cu+协同效应.见本期第1283–1293页.
Wang and coworkers in their article on pages 1283–1293 reported the β-cyclodextrin-modified Cu/SiO2 catalyst was used to effectively synthesize methanol and ethylene glycol via the chemo-selective hydrogenation of ethylene carbonate derived from CO2. The residual carbon on the catalyst surface facilitates the maintenance of the synergistic effect between Cu0 and Cu+ species, simultaneously improves the stability of the catalyst.

2018,39 (7) 
谢在库教授团队从工业视角总结了煤制烃、油品质量升级以及绿色化工等能源化工领域重大工业催化成果, 并基于经济社会发展提炼相关催化问题, 从催化本质科学问题出发, 探讨了催化发展方向、路径与对策. 见本期第1147–1156 页.
The group of Prof. Xie attempts to summarize the catalysis achievements in fields like hydrocarbon production, oil-quality upgrading processes, and green chemical engineering from the industrial view and presents a discussion on the essence of the catalyst in the direction and the development strategy for catalysis based on economic and social demands. Read more about the review behind the cover on pages 1147–1156.

2018,39 (6) 
李映伟等报道了钙磷石对水氧化反应的促进作用. 在锌锰氧化物催化水氧化同时原位负载钙磷石, 其温和条件下光催化水氧化性能提升近10 倍. 见本期第1017–1026 页.
Prof. Yingwei Li and coworkers in their article on page 1017–1026 reported an efficient mimicry to the oxygen-evolving complex in photosystem II and discussed the promotion effect of brushite in water oxidation reaction. Brushite could be deposited on the zinc-manganese oxide catalyst simultaneously with the photocatalytic water oxidation reaction in the neutral phosphate-buffered aqueous solution containing [Ru(bpy)3]2+-Na2S2O8 and Ca2+, and is responsible for the largely enhanced water oxidation performance.

2018,39 (5) 
梁振兴等报道了一种二维花状金属钴用于高效催化CO2电还原合成甲酸, 图片展示了该反应是通过化学法构筑碳循环中的重要一步. 见本期第 914–919 页.
Liang et al. reported the usage of 2D flower-like cobalt to produce formic acid via electroreduction of CO2. The reaction, which is a key step to constitute the global carbon cycle, is shown in the picture and detailed information can be seen in the pages of 914–919.

2018,39 (4) 
董帆等报道了简易沉淀法一步合成MnOx/g-C3N4光热协同催化剂并将其应用于空气中NOx 的高效净化. 图片给出了MnOx/g-C3N 光热协同催化氧化NO的反应机理. 见本期第 619–629 页.
Dong and coworkers in their Article on pages 619–629 reported the MnOx/g-C3N4 composite as a synergistic photo-thermal catalyst via a simple precipitation method for efficient purification of NO in air. The picture shows the reaction mechanism of synergistic photo-thermal catalytic NO oxidation on MnOx/g-C3N4.

2018,39 (3) 
王志亮等基于光电催化分解水的三个关键步骤,即光吸收,电荷分离和表面反应,综述了近期该领域的发展进程. 图片显示出了光电极上发生光电反应的过程中三个基本过程需要相互密切协作以实现高效生产太阳能燃料 见本期第 369–378 页.
Wang and coworkers in their Article on pages 369–378 reviewed the recent progress on photoelectrochemcial (PEC) water splitting according to the three critical steps, including light absorption, charge separation and surface reaction. The picture shows the coordination of the three most important steps in PEC processes for achieving efficient solar fuel production.

2018,39 (2) 
李兰冬等报道了钴氧化物催化的反应控制羧酸选择加氢制醇过程, 即羧酸的存在可完全抑制醇的进一步转化. 钴氧化物还原为氧化亚钴可大幅度提升羧酸选择加氢催化活性. 见本期第 250–257 页.
Li and coworkers in their Article on pages 250–257 reported the selective hydrogenation of carboxylic acids to corresponding alcohols using earth-abundant cobalt oxides through a reaction-controlled catalysis process, namely the further reaction of alcohols completely hindered by the presence of carboxylic acids. The partial reduction of cobalt oxides to cobalt monoxide can dramatically enhance the catalytic activity for the selective hydrogenation of carboxylic acids.

2018,39 (1) 
刘俊等报道了一种金/PDPB/氧化石墨烯三元复合光催化剂. 氧化石墨烯和金纳米颗粒的引入促进了PDPB光生电子的迁移, 实现了光催化同步去除苯酚与六价铬离子. 见本期第 8–15 页.
Liu et al. in their Article on pages 8–15 reported a kind of photocatalyst of gold loaded graphene oxide/PDPB composite. The introduction of gold nanoparticles and graphene oxide nanosheets is beneficial to the transfer of photo-generated electrons of PDPB, which is good for the synchronous removal of Cr(VI) and phenol under the simulated solar light irradiation.

2017,38 (12) 
余家国等报道了TiO2基Z-型光催化剂的综述,Z-型光催化剂的反应机理、性能增强方法和应用研究被探索,最后一些有关TiO2基Z-型光催化剂的评论和将来发展建议被提出.见本期第1936–1955页.
Yu and coworkers in their review article on page 1936–1955 reported a review on TiO2-based Z-scheme photocatalysts. The reaction mechanism of Z-scheme photocatalysts, recent research progress in their application and improved methods for photocatalytic performance enhancement are explored. Concluding remarks are presented, and some suggestions for the future development of TiO2-based Z-scheme photocatalysts are highlighted.

2017,38 (11) 
李可心等报道了在Cr(VI)/4-CP复合污染系统中多孔g-C3N4的协同光催化效应.与单组份光催化系统相比,在Cr(VI)/4-CP复合污染系统中Cr(VI)的还原效率和4-CP的降解效率同时提高.这种协同光催化效应可归因于多孔g-C3N4的电子转移作用加速了Cr2O72–和4-CP之间的氧化还原反应.见本期第1804–1811页.
Li and coworkers in their Article on pages 1804–1811 reported the synergistic photocatalytic effect of porous g-C3N4 in the Cr(VI)/4-CP composite pollution system. Compared with single-component photocatalytic systems, the Cr(VI) reduction and 4-CP degradation efficiencies were simultaneously improved in the Cr(VI)/4-CP composite pollution system. The synergistic photocatalytic effect can be attributed to the accelerated redox reaction between Cr2O72– and 4-CP by electron transfer with porous g-C3N4.

2017,38 (10) 
唐水花等报道了以廉价无毒的核黄素作为碳氮源, 一步热解制得 Fe–N–C 催化剂并将其应用于燃料电池阴极氧还原反应. 图片给出了催化剂制备和氧还原反应过程以及催化剂形貌. 见本期第1668–1679 页.
Tang and coworkers in their Article on pages 1668–1679 reported a Fe–N–C catalyst via one–step pyrolysis in the presence of anhydrate iron chloride using cheap and nontoxic riboflavin as both carbon and nitrogen precursors. The picture shows the processes of catalyst preparation and oxygen reduction reaction, as well as the morphology of the catalyst.

2017,38 (9) 
2011 年张涛、李隽和刘景月教授合作并首次提出了单原子催化的概念. 该概念在随后几年内吸引了广泛的关注与研究, 现已成为多相催化领域的新前沿. 本期单原子催化专刊共收集23 篇文章, 包括1 篇观点、6 篇视角、2 篇综述、2 篇小综述和12 篇研究论文.
The concept of single-atom catalysts (SAC), defined as isolated atoms individually dispersed on a solid materials, was first raised in 2011 in a seminal work produced from the cooperation of Professors Tao Zhang, Jingyue (Jimmy) Liu and Jun Li. This concept attracted considerable interests in the following years and initiated extensive investigation and has now been one of the frontiers in heterogeneous catalysis. This special issue collects 23 papers with 1 viewpoint, 6 perspectives, 2 full reviews, 2 minireviews and 12 original research papers.

2017,38 (8) 
尹利利等报道了一种可用于高效光催化降解异丙醇的石墨烯/电气石/二氧化钛纳米复合结构. 石墨烯的优异电子传导性质和电气石纳米颗粒表面的静电场有利于二氧化钛中光生电子和孔穴的分离和传递, 从而大幅度提高了该纳米复合体系的光催化性能. 见本期第1307–1314 页.
Yin and coworkers in their Article on pages 1307-1314 reported a graphene/tourmaline/TiO2 nanocomposite system for efficient photocatalytic degradation of 2-propanol.The superior electronic conductivity of graphene and the electrostatic field on the surface of tourmaline nanoparticles are believed to facilitate the separation and transportation of electrons and holes photogenerated in TiO2,thus significantly enhancing the photocatalytic activity of the graphene/ tourmaline/TiO2 nanocomposite system.

2017,38 (7) 
张超锋和王峰综述了近来应用于木质素β-O-4连接结构转化的组合策略,并提出了更具概括性的“Sell a dummy”策略,该策略通过邻近化学基团的预先修饰来降低目标化学键键能或者引入新的“底物位点”,从而更为有效地断裂β-O-4 结构中的C–O/C–C 键.见本期第1102–1107 页.
Dr. Zhang and Prof. Wang in the perspective on pages 1102–1107 has highlighted the combinatorial strategies recently used in the conversion of lignin β-O-4 linkage. They shed light on a more recapitulative “Sell a dummy” strategy, which begins with the adjacent functional group modification (AFGM) to reduce the BDE of the target bonds or introduce new “substrate sites” for the efficient cleavage of C–O/C–C bonds of β-O-4 linkage.

2017,38 (6) 
赵惠军等报道了一种钙钛矿型催化剂La1-xCaxMn1-yAlyO3在太阳能热化学分解水中的应用.通过优化A,B位离子的掺杂量,他们发现La0.6Ca0.4Mn0.6Al0.4O3高效催化剂能在1400和1000℃之间能通过两步热化学分解水取得稳定的产氢量(429 μmol/g).见本期第1079-1086页.
Zhao and co-workers in their Article on pages 1079-1086 reported the perovskite series of La1-xCaxMn1-yAlyO3 catalysts for solar-driven thermochemical water splitting.Through the optimization of doping contents on A and B sites,a highly efficient perovskite (La0.6Ca0.4Mn0.6Al0.4O3) was developed, which can stably yield a remarkable H2 production of 429 μmol/g when two-step thermochemical H2O splitting operated between 1400 and 1000℃.

2017,38 (5) 
李玉洁等在本期第767-774页报道了Cu掺杂NiO和Ni掺杂CuO两种掺杂体系.两种体系Cu,Ni,O原子比相同,但NiO和CuO晶相保持不变,且经改性后均变成高活性且可回收的磁性光催化材料.
Li et al.reported two doping systems,Cu doped NiO and Ni doped CuO on pages 767-774.The atomic ratio of Cu,Ni and O in the two systems is the same but the crystal phase of the two semiconductors remains unchanged. After modification,both the two doping systems turned into magnetic photocatalytic materials with high activity,which can be easily recycled as well.
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