Nominate a high-impact researcher for the 2024 ACS Catalysis Lectureship for the Advancement of Catalytic Science!Atomically dispersed metal catalysts are hailed as the most promising catalyst category for oxygen electrocatalysis. However, the challenges in regulating electronic configuration and unveiling the mechanism on the atomic scale are hindering their practical implementation. Herein, we modulate the Co d-orbital electron configuration by …May 5, 2023 · When Pt10 clusters on an iron oxide surface are heated, they first become covered in lattice oxygen and are subsequently encapsulated by an iron oxide conglomerate. Surprisingly, even the encapsulated clusters are mobile and thus undergo sintering into small, immobile nanoparticles. The authors would like to acknowledge the graphic designer, Vera Hiendl. View the article. Low-temperature dry reforming of methane (DRM) can avoid the sintering of nickel and reduce the cost of the process. However, inefficient activation of CO2 and oxidization of Ni0 hamper the catalytic performance of Ni-based catalysts at low temperatures. Herein, a Ni/ZrO2 catalyst was prepared and used in the DRM reaction, …Copper-Catalyzed Synthesis of Masked (Hetero)Aryl Sulfinates. Stereoselective Synthesis of Either. 1155 Sixteenth Street N.W. About ACS Publications. ACS & Open Access. ACS Publications Blog. Journals A-Z. ACS Publishing Center. 2024-02-15T07:54:50.884-08:00.Learn how catalysis relates to green chemistry and how to use it to reduce waste and energy consumption. Explore the focus principles, examples and resources of greener …Taking 50 years of effort, ambient pressure X-ray photoelectron spectroscopy (APXPS) has become a useful characterization tool for studies in heterogeneous catalysis and electrocatalysis. This achievement is realized not by mere improvement of instrumentation but through interactions between the desire to explore new scientific …Classical strong metal–support interaction (SMSI) has attracted intensive attention in the heterogeneous catalysis field; however, its crystalline TiOx overlayer and reversible feature often curtail the effect of classical SMSI on enhancing the catalytic performance of supported metal catalysts in oxidation reactions, especially at elevated …Catalysis – selective catalytic reagents are superior to stoichiometric ones; they can minimize or eliminate waste, depending on the reaction, which is necessary to achieve greener chemistry Maximize Resource Efficiency – catalysis can offer more direct synthetic routes, optimizing the time, energy and materials required to make a desired ...The catalytic C–H silylation of sulfides with hydrosilanes is of much interest and importance but has remained unexplored to date. We report here the C–H silylation of methyl sulfides with hydrosilanes by an yttrium metallocene catalyst. The reaction took place regioselectively at the α-methyl C–H bond, affording the corresponding silylated sulfide …ACS Editors' Choice® is a collection designed to feature scientific articles of broad public interest. ... ACS Catalysis (2011), 1 (4), 292-299 CODEN: ACCACS; ISSN: 2155-5435. (American Chemical Society) Silicoaluminophosphates (SAPO) with different framework structures and amts. of Bronsted acid sites, i.e., SAPO-34, SAPO-41, SAPO …Developing efficient noble-metal-free catalysts for the electrochemical N2 reduction reaction (NRR) under ambient conditions shows promise in fertilizer production and hydrogen storage. Here, as a proof-of-concept prototype, we design and implement an Fe–N/C–carbon nanotube (CNT) catalyst derived from a metal–organic framework and …Catalytic C–H activation has emerged as a powerful tool for sustainable syntheses. In the recent years, notable success was achieved with the development of cobalt-catalyzed C–H functionalizations with either in situ generated or single-component cobalt-complexes under mild reaction conditions. Herein, recent progress in the field of …The catalytic C–H silylation of sulfides with hydrosilanes is of much interest and importance but has remained unexplored to date. We report here the C–H silylation of methyl sulfides with hydrosilanes by an yttrium metallocene catalyst. The reaction took place regioselectively at the α-methyl C–H bond, affording the corresponding silylated sulfide …Don't fear your next interview—conquer it. This post originally appeared at LinkedIn. Follow the author here. Most people’s biggest job-hunting fear is being put on the spot by odd...The recent explosive growth in research on catalysis by supported single metal atoms proves the scientific interest in this new frontier of heterogeneous catalysis. A supported single-atom catalyst (SAC) contains only isolated individual atoms dispersed on, and/or coordinated with, the surface atoms of an appropriate support. SACs not only …ConspectusThe hydrogenative conversion of both CO and CO2 into high-value multicarbon (C2+) compounds, such as olefins, aromatic hydrocarbons, ethanol, …Aug 15, 2022 · ACS Catalysis 2024, Article ASAP. Xuhui Zou, Yuxiao Meng, Jianqiao Liu, Yongyong Cao, Lifeng Cui, Zhangfeng Shen, Qineng Xia, Xi Li, Siqian Zhang, Zhigang Ge, Yunxiang Pan, Yangang Wang . Niobium Modification of CeO2 Tuning Electron Density of Nickel–Ceria Interfacial Sites for Enhanced CO2 Methanation. ACS Catal. Website Demos & Tutorials. For Librarians & Account Managers. , and. , , and. 2024-02-11T07:44:30.911-08:00. Read the latest ASAP articles from the ACS Catalysis on ACS Publications, a trusted source for peer-reviewed journals. Oct 19, 2020 · The electrocatalytic reduction of carbon dioxide (CO2) by means of renewable energies is widely recognized as a promising approach to establish a sustainable closed carbon cycle economy. However, widespread application is hampered by the inherent difficulty in suppressing the hydrogen evolution reaction and controlling the overall process selectivity. Further critical parameters are the ... When it comes to installing a new AC unit, many homeowners focus solely on the upfront cost of the equipment itself. However, there are several hidden costs associated with a new A...ACS Catalysis 2024, Article ASAP. Di Chao, Tong-Xin Liu, Pengling Zhang, Shilu Xia, Panting Yang, Mengjiao Huang, Qingfeng Liu, Guisheng Zhang . Interrupted N-Heterocyclic Carbene-Catalyzed Radical Coupling Strategy: A Versatile Platform for Alkylation and Arylation of [60]Fullerene. Mar 15, 2022 · Ammonia is an important chemical for synthesized fertilizers traditionally and for a potential energy vector increasingly. Industrial ammonia synthesis through the Haber–Bosch process is energy-intensive and requires advanced materials to catalyze ammonia synthesis under mild conditions, whereas the utilization of ammonia as a hydrogen carrier via ammonia decomposition is facing a similar ... ConspectusThe hydrogenative conversion of both CO and CO2 into high-value multicarbon (C2+) compounds, such as olefins, aromatic hydrocarbons, ethanol, …Transaminases show potential for the industrial synthesis of important pharmaceutical ingredients. However, these naturally occurring enzymes show poor activity toward bulky N-heterocyclic compounds. To produce a catalyst with enhanced catalytic efficiency, this study redesigned an (R)-selective transaminase from Rhodobacter sp. …Acidic oxygen evolution reaction (OER) catalysts face the fundamental challenge of the trade-off between activity and durability that has not yet been well addressed. Herein, we integrate high activity of nanoparticles and good stability of bulk materials into a “macro-nano” catalyst through two-dimensional self-assembling of …Here, various biomass (glucose, sucrose, starch, cellulose, and paperboard) was converted to hydrothermal carbonaceous carbon (HTCC) photocatalysts for H 2 O 2 synthesis in pure water. The apparent quantum yield and synthesis rate could reach 18.2% (at 420 nm) and 1.16 mmol g cat–1 h –1, respectively. Importantly, HTCC can be …ACS Catalysis (2021), 11 (3), 1242-1247 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) The manipulation of photoelectrodes' electron-hole pairs toward low recombination is the fundamental strategy to achieve high solar-to-hydrogen conversion efficiency in photoelectrochem. This article describes the discovery and development of a palladium-catalyzed asymmetric C–H olefination of 2-hydroxybiaryls. The strategy allows a direct assembly of optically active, axially chiral 2-substituted-2′-hydroxybiaryls from readily available precursors and demonstrates that the native hydroxy unit of the substrates can work as an efficient directing group for the C–H ... Annually, we at ACS Catalysis, in partnership with the ACS Division of Catalysis Science and Technology (CATL), have the pleasure of recognizing outstanding recent contributions to catalysis by an individual or a team with the ACS Catalysis Lectureship for the Advancement of Catalytic Science award. We strive to recognize significant and ... ACS Catalysis is a monthly peer-reviewed scientific journal established in 2011 by the American Chemical Society. The journal covers research on all aspects of …Herein we report the iron-catalyzed β-C(sp3)-methylation of primary alcohols using methanol as a C1 building block. This borrowing hydrogen approach employs a well-defined bench-stable (cyclopentadienone)iron(0) carbonyl complex as precatalyst (5 mol %) and enables a diverse selection of substituted 2-arylethanols to undergo β-C(sp3) …ConspectusThe hydrogenative conversion of both CO and CO2 into high-value multicarbon (C2+) compounds, such as olefins, aromatic hydrocarbons, ethanol, …Herein, we report a photoexcited base-metal-catalyzed selective desaturation of aliphatic amides and imides. The reaction is catalyzed by a base-metal cobalt complex under visible-light irradiation. This transformation can be efficiently processed at room temperature and enables the synthesis of valuable cyclic and acyclic enamides and …Associate Editor Jingguang Chen elected to NAE. Congratulations to ACS Catalysis Associate Editor, Professor Jingguang Chen (Columbia University), for his 2024 election to the National Academy of Engineering for discovering new catalysts and synchrotron techniques to connect catalytic and electrocatalytic mechanisms under reaction conditions. Taking 50 years of effort, ambient pressure X-ray photoelectron spectroscopy (APXPS) has become a useful characterization tool for studies in heterogeneous catalysis and electrocatalysis. This achievement is realized not by mere improvement of instrumentation but through interactions between the desire to explore new scientific …This protocol provides a straightforward, efficient approach to synthetically important indole-containing cyclic ketones with an α-chiral center and features ...Launched in 2010, we've hosted programming at hundreds of institutions around the world, bringing the world’s leaders in chemistry, publishing, research, science communication …DC current is direct current, which means electricity only flows in one direction; AC current is alternating current, which means it flows in both directions. Batteries run on DC c...Anionic ligands containing a nonbonded lone pair (i.e., amido, thiolate) are well-known to cooperate with a metal center in bifunctional catalytic reactions. An NHC CoII(κ3-SNS) imine–dithiolate complex (Co-3) effects the selective hydroboration of aldehydes (vs ketones) in 4–30 min at a 1 mol % loading in benzene (NHC = 2,5 …Covalent Attachment of Cobalt Bis (Benzylaminedithiolate) to Reduced Graphene Oxide as a Thin-Film Electrocatalyst for Hydrogen Production with Remarkable Dioxygen Tolerance. Virginia A. Larson. and. Nicolai …Understanding how multicopper oxidases (MCOs) reduce oxygen in the trinuclear copper cluster (TNC) is of great importance for development of catalysts for the oxygen reduction reaction (ORR). Herein, we report a mechanistic investigation into the ORR activity of the dinuclear copper complex [Cu2L(μ-OH)]3+ (L = 2,7-bis[bis(2-pyridylmethyl)aminomethyl] …Check out the latest edition of the ACS Catalysis on ACS Publications, a trusted source for peer-reviewed journals.May 2, 2023 · Plasmonic catalysis is an ever-growing field in which chemical reactions are enabled by visible light excitation. The plasmonic effects provide a unique reaction environment, which can greatly affect chemical reaction processes. On the basis of extensive research on plasmon-induced chemical reactions, we focus on the fundamentals of plasmon-mediated catalytic selectivity and summarize recent ... The most widely used catalysts and processes for H2S-selective catalytic oxidation are overviewed in this review. Two kinds of catalysts have been investigated intensively: carbon-based catalysts (active carbon catalyst, carbon nanotube catalyst, and carbon nanofiber catalyst), metal oxide-based catalysts (metal oxide catalyst, oxide …Selective oxidation of H2S to sulfur is an efficient process for industrial applications and environmental requirement to reduce the residual H2S in the Claus technology to an ultralow content (<0.1 ppm) before releasing the off-gas into the atmosphere. Recently, numerous research studies have been devoted to the development of highly active, selective and stable catalysts for such fields of ... Apr 9, 2020 · ACS Catalysis (2018), 8 (4), 3091-3103 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) A versatile, selective, and recyclable heterogeneous catalytic method for the methylation of C-H bonds in alcs., ketones, and indoles with methanol under oxidant-free conditions using a Pt-loaded carbon (Pt/C) catalyst in the presence of NaOH is ... Ketones are among the most useful functional groups in organic synthesis. Here, we report a carbonylative cross-electrophile coupling reaction that utilizes carbon monoxide gas as both carbonyl source and reductant. The use of Pd/Rh cooperative catalysis enables the carbonylative coupling of easily accessible aryl triflates and aryl …ACS on Campus. The American Chemical Society’s premier outreach program. Launched in 2010, we've hosted programming at hundreds of institutions around the world, bringing the world’s leaders in chemistry, publishing, research, science communication and career development right to your doorstep.Most people use the term AC condenser to refer to the part of the air conditioning system that sits outside the home, even though this part of the system has more components that j...Abstract. Reducing CO 2 is a challenging chemical transformation that biology solves easily, with high efficiency and specificity. In particular, formate dehydrogenases are of great interest since they reduce CO 2 to formate, a valuable chemical fuel and hydrogen storage compound. The metal-dependent formate dehydrogenases of prokaryotes can ...Professor Kazunari Domen has devoted his research career in catalysis to development of water splitting photocatalysts, mechanocatalytic water splitting, transition metal oxide mesoporous materials, transmission infrared spectroscopy, infrared reflection absorption spectroscopy (IRAS), time-resolved infrared laser spectroscopy, surface …Developing active, selective, and energy efficient heterogeneous catalytic processes is key to a sustainable future because heterogeneous catalysis is at the center of the chemicals and energy industries. The design, testing, and implementation of robust and selective heterogeneous catalytic processes based on insights from fundamental studies …In this work, Fe–Zn catalysts were prepared, characterized, and examined for the synthesis of linear high carbon α-olefins (LAOs; C ≥ 4) directly from CO2 hydrogenation. The relationship of performance and structure has been established to unravel the role of ZnO in bimetallic Fe5C2–ZnO catalysts. A Fe2Zn1 catalyst showed high selectivity to …Aug 5, 2022 · Metal–organic frameworks (MOFs) and coordination polymers (CPs) are potential candidates for high-performance photocatalysts because of their high tunability of electronic and structural properties. For example, MOFs and CPs having a high specific surface area (∼1000 m2 g–1) have been applied as visible-light-driven photocatalysts for CO2 reduction and water splitting. Herein, we show a ... 1,3,4-Oxadiazolines can be activated by triplet energy transfer catalysis under visible-light irradiation. The generated carbenes react with electron-poor olefins, giving valuable spirocyclopropanes. Mechanistic investigations, both theoretical and experimental, uncover plausible pathways and highlight the importance of the triplet energy transfer steps. View …The AC Hotel Alicante, just outside the city center, checks all the boxes for modern decor, comfort, and service at an affordable price. We may be compensated when you click on pro...Ohio Electric Motors indicates that the main difference between AC and DC motors is the power source. AC motors are powered by an alternating current while DC motors use a direct c...We have developed an efficient gold-catalyzed C–O cross-coupling reaction of (hetero)aryl iodides with primary and secondary alcohols via an AuI–AuIII catalytic ...In this Review, we present the recent progress in ARA featuring diverse carbonyl and amine partners employing transition metal-catalysts. This Review provides an organized and critical discussion on catalyst engineering and evolution, expanding susbstrate scope and mechanistic insights.If you are in need of a reliable handyman for your home repairs or renovations, then you may have searched online for an “Ace handyman near me”. However, finding the right handyman...Electrochemical reduction of CO2 to produce fuels and chemicals is one of the most valuable approaches to achieve a carbon-neutral cycle. Recently, a diversity of catalysts have been developed to improve their intrinsic activity and efficiency. However, the dynamic evolution process and the in situ construction behavior of electrocatalysts under …Abstract. Transition metals can assemble to form multinuclear complexes by engaging in direct metal-to-metal interactions. Metal–metal covalent bonds provide a large perturbation in electronic structure, relative to mononuclear metal ions, and the unique properties of these dinuclear fragments can be harnessed in a broad range of …Glycosyltransferases (GTs) catalyze the formation of glycosidic bonds in carbohydrates and glycoconjugates, with various outcomes depending not only on the acceptor molecules they bind but also on the type of glycosidic bond they form (C–O, C–N, C–S, or C–C). Here we show that the glucosyltransferase UGT1 from the indigo plant …Atomically dispersed metal catalysts are hailed as the most promising catalyst category for oxygen electrocatalysis. However, the challenges in regulating electronic configuration and unveiling the mechanism on the atomic scale are hindering their practical implementation. Herein, we modulate the Co d-orbital electron configuration by …Converting renewable biomass into value-added chemicals is a promising strategy to reduce the dependence on fossil fuels. The development of efficient, stable, and cost-effective nonprecious metal catalytic materials is significant for biomass upgrading. Herein, the 5-hydroxymethylfurfural (HMF) dehydrogenation kinetics on the NiCo2 nanowire is tuned …Heterogeneous single-metal-site catalysts have been drawing increasing interests in the field of academy and industry because of the comparable catalytic activity with homogeneous catalyst and easy separation. Here, an efficiently heterogeneous single-site Rh catalyst on activated carbon (Rh1/AC) was constructed, which performs three …Electrochemical conversion of industrial nitrate wastewater to valuable ammonia (NH3) is an attractive method for nitrate removal and NH3 production. However, the energy efficiency is limited by the high reaction overpotential and poor selectivity. Herein, we demonstrate a tandem electrode composed of hierarchical Cu nanowires shelled with …A nickel-catalyzed cross-coupling to construct the C(sp2)–C(sp3) bond was developed from two sustainable biomass-based feedstocks: phenol derivatives with umpolung aldehydes. This strategy features the in situ generation of moisture/air-stable hydrazones from naturally abundant aldehydes, which act as alkyl nucleophiles under …Heterogeneous catalysis is one of the pillars of chemical and energy industries. As research on this important topic advances, heterogeneous catalysis will be a central science in driving the transition to their eventual carbon neutral operation due to the ease of separation and reusability. ... ACS and Elsevier journals. Prof. Luque was named ...ACS Catalysis is dedicated to publishing original research on heterogeneous catalysis, homogeneous catalysis, and bio-catalysis. Application coverage includes life sciences, drug discovery ...Dec 3, 2021 · Progress and Opportunities in Photochemical Enzymology of Oxidoreductases. Brandon L. Greene *. ACS Catalysis 2021, 11, 23, 14635-14650 (Perspective) Publication Date (Web): November 19, 2021. Abstract. Feb 4, 2022 · ACS Catalysis (2016), 6 (4), 2382-2392 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) The electrochem. conversion of carbon dioxide (CO2) into valuable compds. is a promising route toward the valorization of this mol. of high environmental impact. Taking 50 years of effort, ambient pressure X-ray photoelectron spectroscopy (APXPS) has become a useful characterization tool for studies in heterogeneous catalysis and electrocatalysis. This achievement is realized not by mere improvement of instrumentation but through interactions between the desire to explore new scientific …Apr 9, 2020 · ACS Catalysis (2018), 8 (4), 3091-3103 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) A versatile, selective, and recyclable heterogeneous catalytic method for the methylation of C-H bonds in alcs., ketones, and indoles with methanol under oxidant-free conditions using a Pt-loaded carbon (Pt/C) catalyst in the presence of NaOH is ... ACS Catalysis (2021), 11 (3), 1242-1247 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) The manipulation of photoelectrodes' electron-hole pairs toward low recombination is the fundamental strategy to achieve high solar-to-hydrogen conversion efficiency in photoelectrochem. Apr 6, 2022 · Artificial enzymes, usually created by incorporating one or two abiological catalytic species into protein hosts, are becoming promising tools for biocatalysis. However, they are still far behind natural enzymes due to their limited active sites with low activity and selectivity. Here, we proposed a polymeric approach to generate artificial enzymes by combining proteins with organocatalytic ... Read research published in the ACS Catalysis Vol. 13 Issue 6 on ACS Publications, a trusted source for peer-reviewed journals.ACS Catalysis is a monthly peer-reviewed scientific journal established in 2011 by the American Chemical Society. The journal covers research on all aspects of heterogeneous, homogeneous, and biocatalysis. The editor-in-chief is Cathleen Crudden, who assumed the position in early 2021. . Anionic ligands containing a nonbonded lone pair (i.e., amido, thiMarriott has announced the opening of the AC Hotel by Marri While Fe–N–C materials exhibit great potential for catalyzing the oxygen reduction reaction (ORR), their activity origin, especially the significant activity difference in acidic and alkaline media, remains a long-standing conundrum hindering the development of such catalysts. Here, we show an unanticipated pH-dependent regulation mechanism ...Included among the many challenges regarding renewable energy technology are improved electrocatalysts for the oxygen evolution reaction (OER). In this study, we report a novel bifunctional electrocatalyst based on a highly dense CoOx catalyst by introducing CeOx. The CoOx catalyst is fabricated by two-step electrodeposition, … The Supporting Information is available f Read research published in the ACS Catalysis Vol. 13 Issue 22 on ACS Publications, a trusted source for peer-reviewed journals.Professor Kazunari Domen has devoted his research career in catalysis to development of water splitting photocatalysts, mechanocatalytic water splitting, transition metal oxide mesoporous materials, transmission infrared spectroscopy, infrared reflection absorption spectroscopy (IRAS), time-resolved infrared laser spectroscopy, surface … Published by American Chemical Society. Enzymatic de...
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