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 ... Dec 2, 2022 · Artwork by chemistry graduate student, Alison Sy-min Chang, featured in ACS' DEIR Cover Art series. A group of STEM individuals with varying identities are working in tandem with one another to harvest the energy from the sun to develop a collective catalytic system that addresses the initial disassembly of the systemic blockades in STEM. In her editorial, she reflects on the influence that ... Formation and evolution of active hydrogen species from H2 on a metal oxide is of great importance in many hydrogenation reactions, while understanding the nature of surface hydrogen species remains a great challenge. Herein, high-vacuum-based transmission infrared spectroscopy coupled with temperature-programmed desorption …Atomically dispersed metal atoms on supports, so-called single-atom catalysts (SACs), have recently attracted extensive attention in the catalysis field. It has been found that besides the primary metal atom, the proximial atoms also contribute to the catalytic activity significantly. Here, we show that tailoring of the local coordination environment of …Cu-oxide catalysts have a tendency to deactivate dramatically in reverse water gas shift (RWGS) reaction, because of the aggregation of supported copper particles at high temperatures. Herein, β-Mo2C, which is a typical type of transition-metal carbide, has been demonstrated to be capable of dispersing and stabilizing copper particles. Cu/β-Mo2C …Decoupling the Surface and Bulk Reactivities of MXenes and Catalytic Activity Tuning through Surface Chemistry Modification. Ray M. S. Yoo. and. Abdoulaye Djire *. ACS Catalysis 2023, 13, 10, 6823-6836 …When it comes to cooling your home, there are several options available in the market. Two of the most popular types of air conditioners are portable ACs and window ACs. In this ar...Single-atom catalysts (SACs) provide an ideal platform for reducing noble-metal usage. SACs also exhibit unusual catalytic properties due to the absence of a metal surface. The role of the support may have a significant effect on the catalytic properties, similar to that of the ligand molecules in homogeneous catalysts. Here, the support effect was …Electrocatalytic hydrogenation is increasingly studied as an alternative to integrate the use of recycled carbon feedstocks with renewable energy sources. However, the abundant empiric observations available have not been correlated with fundamental properties of substrates and catalysts. In this study, we investigated electrocatalytic hydrogenation of a homologues series of carboxylic acids ... The key of syngas (a mixture of CO and H2) chemistry lies in controlled dissociative activation of CO and C–C coupling. We demonstrate here that a bifunctional catalyst of partially reducible manganese oxide in combination with SAPO-34 catalyzes the selective formation of light olefins, which validates the generality of the OX-ZEO (oxide …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 ...For Librarians & Account Managers. ACS & Open Access. Matthew J. McKay. [email protected] Having access to mild and operationally simple techniques for attaining carbohydrate targets will be necessary to facilitate advancement in biological, medicinal, and pharmacological research. Even with the abundance of elegant reports for generating ... 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, …Call for Papers: Sustainable Catalysis. Martin Sugden. Jan 12, 2024. 2 min read. Read the latest stories around cutting-edge chemistry published in ACS …We report the selective hydroxylation of small alkanes with H2O2 catalyzed by an artificial P450 peroxygenase system generated from engineered cytochrome P450BM3 variants in assistance with dual-functional small molecule (DFSM), in which DFSM acts as a general acid–base co-catalyst for activating H2O2. This peroxygenase …Herein, we describe the design and development a new nickel pincer complex that catalyzes the direct coupling of primary alkyl halides with terminal alkynes at ...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 ...ACS Catalysis focuses on original research into heterogeneous catalysis, molecular catalysis, and biocatalysis – taking in a wide range of disciplines from the life sciences and organometallics to photochemistry and electrochemistry, drug discovery, materials science, environmental protection, polymers, and energy and fuels. 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 …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. Bimetallic Au–Pd alloy nanoparticles (NPs) dispersed on nanohybrid three-dimensionally ordered macroporous (3DOM) La0.6Sr0.4MnO3 (LSMO) perovskite catalysts were fabricated via the l-lysine-mediated colloidal crystal-templating and reduction routes. The obtained AuPd/3DOM LSMO samples possess a nanovoid-like 3DOM construction with …Aug 1, 2022 · 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 the working conditions are typically ignored ... Oct 20, 2023 · Abstract. Herein, we present a biomimetic method for the catalytic deammoniation of diverse primary amines, including amino acids, natural products, and pharmaceuticals. This innovative approach, characterized by its operational simplicity and high selectivity, provides a rapid and easily accessible pathway to a wide range of olefin products ... January 5, 2024 Vol. 14 Issue 1. pp. 1-593. Check out a complete list of issues for the ACS Catalysis on ACS Publications, a trusted source for peer-reviewed journals.The imine reductase AoIRED from Amycolatopsis orientalis (Uniprot R4SNK4) catalyzes the NADPH-dependent reduction of a wide range of prochiral imines and iminium ions, predominantly with (S)-selectivity and with ee’s of up to >99%. AoIRED displays up to 100-fold greater catalytic efficiency for 2-methyl-1-pyrroline (2MPN) compared to other IREDs, …The enantioselective reduction of enamides is an efficient and atom-economical way to construct chiral amine motifs. In contrast to transition-metal complex based asymmetric hydrogenation, an alternative biocatalytic way is more sustainable but remains unexploited. The challenge lies in the redox potential mismatch between the …Fischer-Tropsch synthesis (FTS) provides a nonpetroleum route for the production of value-added α-olefins from syngas. However, regulating the product distribution to promote the formation of long-chain α-olefins while maintaining low selectivity to C1 byproducts (CO2 and CH4) remains a great challenge. Herein, a series of alkali …For Librarians & Account Managers. ACS & Open Access. Matthew J. McKay. [email protected] Having access to mild and operationally simple techniques for attaining carbohydrate targets will be necessary to facilitate advancement in biological, medicinal, and pharmacological research. Even with the abundance of elegant reports for generating ...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.It results in impressive bifunctional catalytic activities for both HER and OER and consequently enables a highly efficient water electrolyzer with a current ...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 …Deciphering the relationship between the active-site structure and CO2 methanation mechanism over Ni-based catalysts faces great challenges. Herein, different distributions of frustrated Lewis pair (FLP) structures were precisely fabricated over Ni/CeO2-nanorods, Ni/CeO2-nanocubes, and Ni/CeO2-nanooctahedra to make progress …Electrocatalytic hydrogenation is increasingly studied as an alternative to integrate the use of recycled carbon feedstocks with renewable energy sources. However, the abundant empiric observations available have not been correlated with fundamental properties of substrates and catalysts. In this study, we investigated electrocatalytic hydrogenation of a homologues series of carboxylic acids ... Metal hydrides (MHs) are featured for their reversible hydrogen absorption and desorption properties, which are conventionally used as hydrogen storage materials. …The Ace Hotel New York is back after being shut down for over a year due to the pandemic. Here's one travel journalist's review of a recent stay. I've been a fan of the Ace Hotel b...Development of heterogeneous catalysts for alcohol transformation into nitriles under oxidant-free conditions is a challenge. Considering the C–H activation on α-carbon of primary alcohols is the rate-determining step, decreasing the activation energy of C–H activation is critical in order to enhance the catalytic activity. Several NiM/Al2O3 …ACS Catalysis, ACS Central Science, ACS Chemical Biology, ACS Chemical Health ... Catalysts for Autothermal Cracking of n-Hexane.” ×. ✓ Watched. Now Playing. 0.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...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 …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...Nature Catalysis - Multiple ... van der Hoeven, J. E. S. et al. Entropic control of HD exchange rates over dilute Pd-in-Au alloy nanoparticle catalysts. ACS Catal. 11, …The design of electrocatalysts capable of selectively reducing nitrate to ammonia is gaining interest as a means of transforming waste into fertilizers. However, most prior investigations of prototypical electrocatalysts, such as polycrystalline Pd and Pt, have focused on unraveling the mechanisms responsible for the selective reduction of nitrate to nitrogen …ConspectusThe hydrogenative conversion of both CO and CO2 into high-value multicarbon (C2+) compounds, such as olefins, aromatic hydrocarbons, ethanol, …ACS Catalysis (2017), 7 (2), 1227-1243 CODEN: ACCACS; ISSN: 2155-5435. (American Chemical Society) This review covers the advance in the development of Fe, Co, and Ni catalysts for the alkene hydrosilylation reaction, as well as the related dehydrogenative silylation reaction. The hydrosilylation of alkene is an important 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.Herein, we report on a molecular catalyst embedding metal–organic framework (MOF) that enables enhanced photocatalytic CO2 reduction activity. A benchmark photocatalyst fac-ReBr(CO)3(4,4′-dcbpy) (dcbpy = dicarboxy-2,2′-bipyridine) and photosensitizer Ru(bpy)2(5,5′-dcbpy)Cl2 (bpy = 2,2′-bipyridine) were synergistically entrapped inside the cages of the nontoxic and inexpensive MIL-101 ... Heteroatom doping can facilitate intrinsic activity via the tuning of electronic states. However, it is still rare to elucidate the role of a specific metal sulfide electronic state and simultaneously enhance the CO2 electroreduction reaction (CO2RR) stability. SnS is well-known for its ability to produce HCOOH; however, its long-term operational stability …It results in impressive bifunctional catalytic activities for both HER and OER and consequently enables a highly efficient water electrolyzer with a current ...Are you preparing for the RSCIT exam? Want to boost your chances of success on the online test? Look no further. In this article, we will provide you with some valuable tips and tr...Oct 7, 2022 · The Investigation of a Switchable Iridium Catalyst for the Hydrogenation of Amides: A Case Study of C–O Versus C–N Bond Scission. Anne K. Ravn. and. Nomaan M. Rezayee *. ACS Catalysis 2022, 12, 19, 11927-11933 (Letter) Publication Date (Web): September 16, 2022. Abstract. Catalysis, Elements, Mathematical methods, Quality management In June, ACS Catalysis received its first impact factor (IF), a statistic that relates the frequency at …The conventional electrochemical analysis of catalyst activity and selectivity generally relies on steady-state measurements. In a departure from this convention, we show in this study that time-resolved measurements (i.e., chronoamperometry) provide a powerful diagnostic tool to gain valuable insights into the complex interplay of ...A mild, efficient, and regiospecific catalytic cyclotrimerization of alkynes to form 1,2,4-substituted arenes has been discovered. From a cheap and air-stable [ ...Whether you’re good at taking tests or not, they’re a part of the academic life at almost every level, from elementary school through graduate school. Fortunately, there are some t...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 …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 …That reaction requires two steps with a palladium catalyst (J. Org. Chem. 2021, DOI: 10.1021/acs.joc.1c01073). Chirik’s group has also published studies in …3′-Phosphoadenosine-5′-phosphosulfate (PAPS) is a universal sulfate group donor for all biological sulfation reactions in living organisms. Ambitions to biomanufacture sulfate-containing compounds such as heparin and chondroitin sulfate also promote the study on PAPS in vitro synthesis. However, the established enzymatic synthesis of …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 …Atomically dispersed metal atoms on supports, so-called single-atom catalysts (SACs), have recently attracted extensive attention in the catalysis field. It has been found that besides the primary metal atom, the proximial atoms also contribute to the catalytic activity significantly. Here, we show that tailoring of the local coordination environment of …ACS Catalysis is dedicated to publishing original research on heterogeneous catalysis, homogeneous catalysis, and bio-catalysis. Application coverage includes life sciences, drug discovery ... Development of heterogeneous catalysts for alcohol transformation into nitriles under oxidant-free conditions is a challenge. Considering the C–H activation on α-carbon of primary alcohols is the rate-determining step, decreasing the activation energy of C–H activation is critical in order to enhance the catalytic activity. Several NiM/Al2O3 …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. 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, …Oct 20, 2023 · Abstract. Herein, we present a biomimetic method for the catalytic deammoniation of diverse primary amines, including amino acids, natural products, and pharmaceuticals. This innovative approach, characterized by its operational simplicity and high selectivity, provides a rapid and easily accessible pathway to a wide range of olefin products ... 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 ...The persistently increasing energy consumption and the low abundance of conventional fuels have raised serious concerns all over the world. Thus, the development of technology for clean-energy production has become the major research priority worldwide. The globalization of advanced energy conversion technologies like rechargeable metal–air …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 …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 …Mar 1, 2022 · Dual-metal-site catalysts (DMSCs) have emerged as a frontier in heterogeneous catalysis, while the underlying relationships connecting their dual-site synergistic effects on catalytic performance remain unclear. Here we present a comprehensive first-principles study of O2 activation and CO oxidation on a series of N-coordinated DMSCs. We discovered that the N3-coordinated-adjacent dual-metal ... 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 …ACS Catalysis, ACS Central Science, ACS Chemical Biology, ACS Chemical Health ... Catalysts for Autothermal Cracking of n-Hexane.” Load More. ‹ All Videos.Metal hydrides (MHs) are featured for their reversible hydrogen absorption and desorption properties, which are conventionally used as hydrogen storage materials. …Herein, we have highlighted the role of DCC-driven stable porous cages as catalysts where catalysis occurs via the activation of the encapsulated substrates. As a result, in many cases these hosts result in better yields and stereoselectivity compared to conventional reactions without cages. This perspective presents the use of dynamic …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. ACS Publications uses CrossCheck's iThenticate software to detect instances of similarity in submitted manuscripts. Your manuscript may be screened for similarity to published material. Learn more. Manuscripts must be submitted through the ACS Paragon Plus Environment. Please review the Author Guidelines before beginning your manuscript submission. 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...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 …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. …Herein, we disclose a Ni-catalyzed 1,1-difunctionalization of unactivated terminal alkenes that enables the incorporation of two different heteroatom motifs across an olefin backbone, thus streamlining the access to α-aminoboronic acid derivatives from simple precursors. The method is characterized by its simplicity and generality across a …3′-Phosphoadenosine-5′-phosphosulfate (PAPS) is a universal sulfate group donor for all biological sulfation reactions in living organisms. Ambitions to biomanufacture sulfate-containing compounds such as heparin and chondroitin sulfate also promote the study on PAPS in vitro synthesis. However, the established enzymatic synthesis of …Cu-oxide catalysts have a tendency to deactivate dramatically in reverse water gas shift (RWGS) reaction, because of the aggregation of supported copper particles at high temperatures. Herein, β-Mo2C, which is a typical type of transition-metal carbide, has been demonstrated to be capable of dispersing and stabilizing copper particles. Cu/β-Mo2C …Here, we proposed a computation-driven strategy to optimize structures of enzymes via simulation-based iterative saturation mutagenesis (ISM), aiming to stabilize the spatial effects of the TS with a TSA as a placeholder. This approach was applied to redesign structures of chitinase in order to increase its catalytic activity. After three ...The transformation of CO2 into a single product is a critical scientific challenge because of the difficulty associated with targeted activation and conversion of CO2 by heterogeneous catalysts. Herein, we present an atomic-scale dispersed Co–N species anchored Co@C hybrid structure (entitled as Co@CoN&C) that regulates …Photocatalytic CO2 reduction is an ideal strategy to reduce greenhouse effects and realize carbon neutralization. Constructing active sites with specific designs is highly desired and challenging to achieve with high activity and selectivity of photoreduction. Herein, our studies find that a series of Bi-based materials with different compositions, …To highlight some of the many contributions that helped to catapult ACS Catalysis to becoming one of the premier catalysis journals, we have overviewed …Oct 20, 2023 · Abstract. Herein, we present a biomimetic method for the catalytic deammoniation of diverse primary amines, including amino acids, natural products, and pharmaceuticals. This innovative approach, characterized by its operational simplicity and high selectivity, provides a rapid and easily accessible pathway to a wide range of olefin products ... 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) …
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Mar 11, 2022 · Multicomponent alloys are promising candidates as catalysts for hydrogen evolution reaction (HER) in aqueous solutions owing to the synergic effects between elements. However, due to the vast compositional space they occupy, identifying the optimum catalyst is challenging both computationally and experimentally. In this paper, we propose a scalable high-throughput bubble screening method that ... Threonine aldolase (TA)-catalyzed aldol condensation is a powerful tool for C–C bond formation under mild conditions, but the low Cβ-stereoselectivity has hampered its wide application. A stepwise visual screening method was developed to measure the activity and stereoselectivity of threonine aldolase-catalyzed aldol condensation by …3′-Phosphoadenosine-5′-phosphosulfate (PAPS) is a universal sulfate group donor for all biological sulfation reactions in living organisms. Ambitions to biomanufacture sulfate-containing compounds such as heparin and chondroitin sulfate also promote the study on PAPS in vitro synthesis. However, the established enzymatic synthesis of …This protocol provides an efficient approach to chiral allyl dihydrosilanes with high regioselectivity and enantioselectivity (up to 96% ee). The catalyst ...Light olefin selectivity reaches as high as 81.6% with CO conversion 35.5% at Si/Al ratio = 0.011. A higher Si/Al ratio gives a stronger acid strength and higher acid density, which leads to a reduced ratio of olefins/paraffins (O/P) and an increased C 3 /C 2 ratio in the products. This could be attributed to the enhanced secondary reactions of ...Mar 25, 2022 · ACS Catalysis (2017), 7 (5), 3540-3547 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) Developing highly efficient and affordable noble-metal-free catalysts toward the hydrogen evolution reaction (HER) is an important step toward the economical prodn. of hydrogen. The latest published issue of ACS Catalysis. See all articles . Interfacial Spontaneous Reduction Strategy to Synthesize Low-Valent Pt Single-Atom Catalyst for Boosting …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 ... 30 Jul 2020 ... ACS Catalysis cover image - April 2020. PNNL research, featured on the cover of ACS Catalysis, showed that certain crystal surfaces yield ...It remains challenging to achieve nanoparticles with uniform size and dispersion or single atoms with identical coordination structure, although various methods have been developed to synthesize carbon-supported nanostructured catalysts. Typically, in the synthesis of vinyl chloride (VCM) by acetylene hydrochlorination, a limited …Single-atom catalysts have attracted attention because of improved atom efficiency, higher reactivity, and better selectivity. A major challenge is to achieve high surface concentrations while preventing these atoms from agglomeration at elevated temperatures. Here we investigate the formation of Pt single atoms on an industrial catalyst support. Using a …A mild, efficient, and regiospecific catalytic cyclotrimerization of alkynes to form 1,2,4-substituted arenes has been discovered. From a cheap and air-stable [ ...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...Mar 25, 2022 · ACS Catalysis (2017), 7 (5), 3540-3547 CODEN: ACCACS; ISSN: 2155-5435. ( American Chemical Society ) Developing highly efficient and affordable noble-metal-free catalysts toward the hydrogen evolution reaction (HER) is an important step toward the economical prodn. of hydrogen. Production of formate or CO from electrochemical CO2 reduction reactions (eCO2RRs) represents a promising way to utilize CO2 with future low-carbon electricity to produce value-added chemicals and fuels. Herein, a series of Cu–Sn composite catalysts were designed for eCO2RRs. The reduction products could be tuned selectively from …ACS Catalysis (2015), 5 (2), 1283-1302 CODEN: ACCACS; ISSN: 2155-5435. (American Chemical Society) A review. The chem. of nickel N-heterocyclic carbene complexes is a research area that has blossomed over the last 10 years, and a large no. of new complexes with a variety of architectural motifs are now known.May 18, 2023 · The complexity and dynamics of catalytic systems make it challenging to study the catalysts and catalytic reactions. Fortunately, the advance of machine learning (ML) has made descriptor-based catalyst screening and rational design a mainstream research approach. Herein, the spectroscopic descriptors reported in recent years are highlighted in the field of catalysis. Both vibrational spectra ... 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 ….
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