Circularly polarized luminescence (CPL) is attracting much interest because it can carry extensive optical information. CPL shows left- or right-handedness and can be regarded as part of high-level visual perception to supply an extra dimension of information with regard to regular light. A key to meeting the needs for practical applications is to …High entropy oxides (HEOs) with fascinating physical and chemical properties have exhibited unprecedented application potential in many fields. However, it remains a huge challenge to realize the precise control of the dimension and morphology at the sub-1 nm scale. Herein, with the aid of polyoxometalate (POM) clusters, we first develop a versatile …Mechano-optical systems with on-demand adaptability and a broad spectrum from the visible to microwave are critical for complex multiband electromagnetic (EM) applications. Most existing material systems merely have dynamic optical or microwave tunability because their EM wave response is strongly wavelength-dependent. Inspired …Downsizing metal nanoparticles to single atoms (monoatomization of nanoparticles) has been actively pursued to maximize the metal utilization of noble-metal-based catalysts and regenerate the activity of agglomerated metal catalysts. However, precise control of monoatomization to optimize the catalytic performance remains a great …About the Journal ACS Nano. Breakthrough studies on nanostructure synthesis, assembly and characterization, nanoscience theory, tools and methods, nanobiotechnology and …ACS Applied Nano Materials. Approved by publishing and review experts on SciSpace, this template is built as per for ACS Applied Nano Materials formatting …Ekstra Bladet is a prominent Danish newspaper that has had a significant impact on Danish society and politics since its establishment in 1904. Ekstra Bladet is known for its uncon...Aims & Scope. The Journal of the American Chemical Society, founded in 1879, is the flagship journal of the American Chemical Society and the world’s preeminent journal of chemistry and interfacing areas of science.The journal considers submissions in core fields such as, but not limited to: Analytical, physical, inorganic, and organic chemistryNov 24, 2010 · Graphene oxide (GO) nanocolloids—sheets with lateral dimension smaller than 100 nm—were synthesized by chemical exfoliation of graphite nanofibers, in which the graphene planes are coin-stacked along the length of the nanofibers. Since the upper size limit is predetermined by the diameter of the nanofiber precursor, the size distribution of the GO nanosheets is much more uniform than that ... ACS Food Science & Technology is an international forum for cutting-edge original research in all areas of food science, technology, engineering, and nutrition. This interdisciplinary journal is focused on reports of new research related to characterization, development, processing, and safety of foods. The Journal encourages submissions across ...The desirable curative effect in clinical immunotherapy has been challenging due to the immunosuppressive tumor microenvironment (TME) with high lactic acid (LA) metabolism in solid tumors. Although targeting metabolic reprogramming of tumor cells can restore the survival and function of immune cells in the TME, it is also plagued by …The generation of reactive oxygen species (ROS) is an important mechanism of nanomaterial toxicity. We found that Prussian blue nanoparticles (PBNPs) can effectively scavenge ROS via multienzyme-like activity including peroxidase (POD), catalase (CAT), and superoxide dismutase (SOD) activity. Instead of producing hydroxyl radicals (•OH) …A $1 subscription to the Wall Street Journal can net you 1,000 American miles, helping you get a bit closer to your dream mileage redemption. Update: Some offers mentioned below ar...ACS Applied Nano Materials, ACS Applied Optical Materials, ACS Applied Polymer ... Journal of the American Chemical Society, Journal of Agricultural and Food ...ACS Nano adheres to the Guidelines for Characterization of Organic Compounds set forth by Journal of the American Chemical Society and Journal of Organic Chemistry. Include the completed J. Org. Chem. Excel spreadsheet with the submitted manuscript. The criteria for other substances vary, but may include …Recent groundbreaking experimental reports demonstrated that Ni complexes bearing a bidentate- or tridentate-bipyridine-based ligand can be used to activate N2O …Through 30 years of research, researchers have gained a deep understanding of the synthesis, characteristics, and applications of carbon nanotubes (CNTs). However, up to now, there are still few industries using CNT as the leading material. The difficulty of CNTs to be applied in industry is the gap between the properties of CNT …A hybrid catalyst with integrated single-atom Ni and nanoscale Cu catalytic components is reported to enhance the C–C coupling and ethylene (C2H4) production efficiency in the electrocatalytic CO2 reduction reaction (eCO2RR). The single-atom Ni anchored on high-surface-area ordered mesoporous carbon enables high-rate and …Recent groundbreaking experimental reports demonstrated that Ni complexes bearing a bidentate- or tridentate-bipyridine-based ligand can be used to activate N2O …Construction of a well-defined mesoporous nanostructure is crucial for applying nonnoble metals in catalysis and biomedicine owing to their highly exposed active sites and accessible surfaces. However, it …Despite three decades of intense research efforts, the most fundamental question “why do carbon nanotubes grow?” remains unanswered. In fact, carbon nanotubes (CNTs) should not grow since the encapsulation of a catalyst with graphitic carbon is energetically more favorable than CNT growth in every aspect. Here, we answer this …In today’s fast-paced world, staying informed has become more important than ever. With the rise of technology, traditional news consumption methods have evolved to adapt to the ne...Jun 22, 2022 · Integration, being lightweight, and intelligence are important orientations for the future advancement of soft robots. However, existing soft robots are generally hydrogels or silicone rubber, which are inherently mechanically inferior and easily damaged and difficult to integrate functions. Here, inspired by nacre, an elastomer actuator with sulfonated graphene-based gradient nanostructures ... ACS Nano The new editor in chief of ACS Nano, Xiaodong Chen, Ph.D., is the president’s chair professor in materials science and engineering, and professor of …Chemical structure. Crystal structure (4701) ... free access to 50 ACS journal articles, and more! ... American Chemical Society About. Confining the protein degradation activity of proteolysis-targeting chimera (PROTAC) to cancer lesions ensures precision treatment. However, it still remains challenging to precisely control PROTAC function in tumor regions in vivo. We herein describe a near-infrared (NIR) photoactivatable nano-PROTAC (NAP) for remote …ACS Applied Nano Materials ... Failure to adhere to one or more of the ACS Ethical Guidelines to Publication of Chemical Research will result in disciplinary ...Journal of the American Chemical Society has been certified as a transformative journal by cOAlition S, committing to a transition to 100% open access in the future. If your research funder has signed Plan S, your open access charges may be covered by your funder through December 31, 2024. Please visit the ACS Open Science website for more ... Magnetic nanocatalysts with properties of easy recovery, induced heating, or magnetic levitation play a crucial role in advancing intelligent techniques. Herein, we report a method for the synthesis of versatile core–shell-type magnetic nanocatalysts through “noncontact” hydrogen spillover-driven reduction and migration of iron oxide with the …ACS Applied Nano Materials, ACS Applied Optical Materials, ACS Applied Polymer ... Journal of the American Chemical Society, Journal of Agricultural and Food ...The antioxidant system, signed with reduced glutathione (GSH) overexpression, is the key weapon for tumor to resist the attack by reactive oxygen species (ROS). Counteracting the ROS depletion by GSH is an effective strategy to guarantee the antitumor efficacy of nanocatalytic therapy. However, simply reducing the concentration …This work examines the effect of nanocrystal diameter and surface coating on the reactivity of cerium oxide nanocrystals with H2O2 both in chemical solutions and in cells. Monodisperse nanocrystals were formed in organic solvents from the decomposition of cerium precursors, and subsequently phase transferred into water using amphiphiles as …ACS Nano The new editor in chief of ACS Nano, Xiaodong Chen, Ph.D., is the president’s chair professor in materials science and engineering, and professor of …Label-free in situ surface-enhanced Raman scattering (SERS) monitoring of reactions catalyzed by small gold nanoparticles using rationally designed plasmonic superstructures is presented. Catalytic and SERS activities are integrated into a single bifunctional 3D superstructure comprising small gold satellites self-assembled onto a …ACS Spring 2024. Connect with the World's Largest Scientific Community. Discover more with ACS scientific resources. Advance your Career in the Global Economy. Promote Excellence in Education. Announcements: |. 2022 ACS Annual Report. The annual report is now available and includes a CEO message, highlights of ACS achievements in the past …Sep 2, 2021 ... https://doi.org/10.1021/acsnano.1c01398. Copyright © 2022 The Authors. Published by American Chemical Society. This publication is licensed ...SEATTLE, Aug. 5, 2022 /PRNewswire/ -- Four years ago, conference attendees in Chicago could revisit and discuss Filipino-American history. Now, th... SEATTLE, Aug. 5, 2022 /PRNewsw...Pages 16642 and 16643. We noticed two errors in the structure of ARV-771 in Scheme 1 and the Table of Contents/Abstract graphic. The configuration of the tert-butyl-substituted carbon and the substitution position of the carbonyl group in the proline residue of the ARV-771 structure were wrong; they should be S-configuration and 2-substitution, …Detecting a potential collision at night is a challenging task owing to the lack of discernible features that can be extracted from the available visual stimuli. To alert the driver or, alternatively, the maneuvering system of an autonomous vehicle, current technologies utilize resource draining and expensive solutions such as light detection …Chemical Vapor Deposition of a Single-Crystalline MoS 2 Monolayer through Anisotropic 2D Crystal Growth on Stepped Sapphire Surface. Iryna Kandybka *, Benjamin Groven, Henry Medina Silva, Stefanie Sergeant, Ankit Nalin Mehta, Serkan Koylan, ... ACS Nano, Articles ASAP (Article) This publication is Open Access under the license indicated. Learn More. …The crystallization mechanism of zeolites remains unclarified to date because of lack of effective techniques in characterizing the local structures of amorphous precursors under synthetic conditions. Herein, in situ high-energy X-ray total scattering measurement with pair distribution function analysis is performed throughout the hydrothermal …A hybrid catalyst with integrated single-atom Ni and nanoscale Cu catalytic components is reported to enhance the C–C coupling and ethylene (C2H4) production efficiency in the electrocatalytic CO2 reduction reaction (eCO2RR). The single-atom Ni anchored on high-surface-area ordered mesoporous carbon enables high-rate and …Solid electrolytes (SEs) are central components that enable high-performance, all-solid-state lithium batteries (ASSLBs). Amorphous SEs hold great potential for ASSLBs because their grain-boundary-free characteristics facilitate intact solid–solid contact and uniform Li-ion conduction for high-performance cathodes. However, amorphous oxide SEs with limited …Some of the more well-known examples of the use of sensationalism in journalism and media have been the newspaper coverage of the events leading to the Spanish-American War, the re...In this issue of ACS Nano, Allen et al. explore the nanotube as a template giving unusual supramol. and covalent structures. The potential of carbon nanotubes as reactors for synthesis on the nano- and macroscales is discussed in light of recent studies. ... Journal of the American Chemical Society (2016), 138 (26), 8175-8183 CODEN: …Recent groundbreaking experimental reports demonstrated that Ni complexes bearing a bidentate- or tridentate-bipyridine-based ligand can be used to activate N2O …Solid electrolytes (SEs) are central components that enable high-performance, all-solid-state lithium batteries (ASSLBs). Amorphous SEs hold great potential for ASSLBs because their grain-boundary-free characteristics facilitate intact solid–solid contact and uniform Li-ion conduction for high-performance cathodes. However, amorphous oxide SEs with limited …Here, we report a novel synthetic strategy to prepare an unprecedented type of 2D mesoporous metallic iridium (Ir) nanosheet. Mesoporous Ir nanosheets can be synthesized with close-packed assemblies of diblock copolymer (poly- (ethylene oxide)- b -polystyrene, PEO- b -PS) micelles aligned in the 2D plane of the nanosheets.The telegraph changed society by giving Americans the ability to communicate long distances. The telegraph became important because it gave Americans the chance to send and receive...Ultrasound (US)-triggered sonodynamic therapy (SDT) that enables noninvasive treatment of large internal tumors has attracted widespread interest. For improvement in the therapeutic responses to SDT, more effective and stable sonosensitizers are still required. Herein, ultrafine titanium monoxide nanorods (TiO1+x NRs) with greatly …Integrating carbon nanotubes (CNTs) in carbon-fiber-reinforced-polymer (CFRP) composites enhances structural and functional properties; however, it often involves chemical functionalization or processes that lead to inhomogeneous dispersion and nonuniform distribution of CNTs that impair the final properties and hinder manufacturing …A rapid synthesis method for the preparation of PtRu colloids and their subsequent deposition on high surface area carbons is presented. The reaction mechanism is shown to involve the oxidation of the solvent, ethylene glycol, to mainly glycolic acid or, depending on the pH, its anion, glycolate, while the Pt(+IV) and Ru(+III) precursor salts …Materials for studying biological interactions and for alternative energy applications are continuously under development. Semiconductor quantum dots are a major part of this landscape due to their tunable optoelectronic properties. Size-dependent quantum confinement effects have been utilized to create materials with tunable bandgaps and Auger recombination rates. Other mechanisms of ... Considering the Blue Cash Preferred® Card by American Express? Discover whether this grocery store cash back rewards card is right for you. Annual Fee: $95 (waived the first year) ...May 14, 2020 · Integrating carbon nanotubes (CNTs) in carbon-fiber-reinforced-polymer (CFRP) composites enhances structural and functional properties; however, it often involves chemical functionalization or processes that lead to inhomogeneous dispersion and nonuniform distribution of CNTs that impair the final properties and hinder manufacturing scalability. Herein, we present a novel and scalable ... Inside the \texttt{tocentry} environment, the font used is Helvetica 8\,pt, as required by \emph{Journal of the American Chemical Society}. The surrounding frame is 9\,cm by …The manipulation of the flexibility/rigidity of polymeric chains to control their function is commonly observed in natural macromolecules but largely unexplored in synthetic systems. Herein, we construct a series of protein-mimetic nano-switches consisting of a gold nanoparticle (GNP) core, a synthetic polypeptide linker, and an optically functional …Nano Letters is committed to building a global community of young investigators and in supporting their research development. We are also invested in equity and diversity, both individually and worldwide. As one …Despite three decades of intense research efforts, the most fundamental question “why do carbon nanotubes grow?” remains unanswered. In fact, carbon nanotubes (CNTs) should not grow since the encapsulation of a catalyst with graphitic carbon is energetically more favorable than CNT growth in every aspect. Here, we answer this …Two-dimensional materials such as graphene and molybdenum disulfide are often subject to out-of-plane deformation, but its influence on electronic and nanomechanical properties remains poorly understood. These physical distortions modulate important properties which can be studied by atomic force microscopy and Raman spectroscopic …Sep 2, 2021 ... https://doi.org/10.1021/acsnano.1c01398. Copyright © 2022 The Authors. Published by American Chemical Society. This publication is licensed ...Designing stable single-atom electrocatalysts with lower energy barriers is urgent for the acidic oxygen evolution reaction. In particular, the atomic catalysts are highly dependent on the kinetically sluggish acid–base mechanism, limiting the reaction paths of intermediates. Herein, we successfully manipulate the steric localization of Ru single atoms at the …Integration, being lightweight, and intelligence are important orientations for the future advancement of soft robots. However, existing soft robots are generally hydrogels or silicone rubber, which are inherently mechanically inferior and easily damaged and difficult to integrate functions. Here, inspired by nacre, an elastomer actuator with …Organelle-targeted activatable photosensitizers are attractive to improve the specificity and controllability of photodynamic therapy (PDT), however, they suffer from a big problem in the photoactivity under both normoxia and hypoxia due to the limited diversity of phototoxic species (mainly reactive oxygen species). Herein, by effectively photocaging a …ACS Publishing Center Everything you need to prepare and review manuscripts for ACS journals. Log in to view the status of your submitted work, manuscripts you are …UiO-66 is a highly important prototypical zirconium metal–organic framework (MOF) compound because of its excellent stabilities not typically found in common porous MOFs. In its perfect crystal structure, each Zr metal center is fully coordinated by 12 organic linkers to form a highly connected framework. Using high-resolution neutron power diffraction …Ultrasound is among the most widely used biomedical imaging modalities, but has limited ability to image specific molecular targets due to the lack of suitable nanoscale contrast agents. Gas vesicles—genetically encoded protein nanostructures isolated from buoyant photosynthetic microbes—have recently been identified as nanoscale reporters for …Chemical Reviews is a Transformative Journal. Chemical Reviews has been certified as a transformative journal by cOAlition S, committing to a transition to 100% open access in the future. If your research funder has signed Plan S, your open access charges may be covered by your funder through December 31, 2024.2023 Highlights in Interface Science and Engineering: A Collection of Virtual Special Issues. Langmuir is introducing a new series of Virtual Special Issues in research areas in interface and colloid science that hold exceptional promise for societal impact. Read more about the four inaugural areas of interest here. By Gilbert C. Walker. Get familiar with AHA Research Award Policies! Learn about governing policies for all research awards. Stay informed with the American Heart Association. The American Heart Associa...The Enlightenment influenced society in the areas of politics, philosophy, religion and the arts. Both the American Revolution and French Revolution were based on Enlightenment ide...Abstract. Plastic waste (PW) and increasing atmospheric carbon dioxide (CO 2) levels are among the top environmental concerns presently facing humankind. …1 day ago · Recent groundbreaking experimental reports demonstrated that Ni complexes bearing a bidentate- or tridentate-bipyridine-based ligand can be used to activate N2O for use as an O-transfer agent in C(sp2)–O bond formation reactions under mild experimental conditions. In this work, quantum chemical calculations are used to shed light on the mechanism through which such metal complexes ... Protocells have garnered considerable attention from cell biologists, materials scientists, and synthetic biologists. Phase-separating coacervate microdroplets have emerged as a promising cytomimetic model because they can internalize and concentrate components from dilute surrounding environments. However, the membrane-free nature of such …Living cells do not interface naturally with nanoscale materials, although such artificial organisms can have unprecedented multifunctional properties, like wireless activation of enzyme function using electromagnetic stimuli. Realizing such interfacing in a nanobiohybrid organism (or nanorg) requires (1) chemical coupling via affinity binding and self …Most relevant systems of interest to modern chemists rarely consist of a single phase. Real-world problems that require a rigorous understanding of chemical reactivity in multiple phases include the development of wearable and implantable biosensors, efficient fuel cells, single cell metabolic characterization techniques, and solar energy conversion …Mar 1, 2019 · Nanolaminated materials are important because of their exceptional properties and wide range of applications. Here, we demonstrate a general approach to synthesizing a series of Zn-based MAX phases and Cl-terminated MXenes originating from the replacement reaction between the MAX phase and the late transition-metal halides. The approach is a top-down route that enables the late transitional ... 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.Here, we present a comprehensive review of the applications of micro/nano perovskite materials for direct type X-ray detection, with a focus on the requirements for …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.The practical utilization of covalent organic frameworks (COFs) with manipulation at the atomic and molecular scale often demands their assembly on the nano-, meso-, and macroscale with precise control. Consequently, synthetic approaches that establish the ability to control the nucleation and growth of COF crystallites and their self …
Nanoporous materials are widely explored as efficient adsorbents for the storage of gases and liquids as well as for effective low-dielectric materials in large-scale integrated circuits. These applications require fast heat transfer, while most nanoporous substances are thermal insulators. Here, the oriented growth of micrometer-sized single-crystal covalent organic frameworks (COFs) ribbons ... . Night sky aesthetic
Some of the more well-known examples of the use of sensationalism in journalism and media have been the newspaper coverage of the events leading to the Spanish-American War, the re...This work examines the effect of nanocrystal diameter and surface coating on the reactivity of cerium oxide nanocrystals with H2O2 both in chemical solutions and in cells. Monodisperse nanocrystals were formed in organic solvents from the decomposition of cerium precursors, and subsequently phase transferred into water using amphiphiles as nanoparticle coatings. Quantitative analysis of the ... Selenoprotein plays a crucial role in immune cells and inflammatory regulation. However, as a protein drug that is easily denatured or degraded in the acidic environment of the stomach, efficient oral delivery of selenoprotein is a great challenge. Herein, we innovated an oral hydrogel microbeads-based biochemical strategy that can in situ synthesize …Designing nanozymes that match natural enzymes have always been an attractive and challenging goal. In general, researchers mainly focus on the construction of metal centers and the control of non-metallic ligands of nanozyme to regulate their activities. However, this is not applicable to lactate oxidase, i.e., flavoenzymes with flavin …Phase regulation of noble metal-based nanomaterials provides a promising strategy for boosting the catalytic performance. However, realizing the continuous phase modulation in two-dimensional structures and unveiling the relevant structure-performance relationship remain significant challenges. In this work, we present the first example of …Nanozymes, nanomaterials exhibiting enzyme-like activities, have emerged as a prominent interdisciplinary field over the past decade. To date, over 1200 different nanomaterials have been identified as nanozymes, covering four catalytic categories: oxidoreductases, hydrolases, isomerases, and lyases. Catalytic activity and specificity …Read current and featured research from the ACS Applied Nano Materials on ACS Publications, a trusted source for peer-reviewed journals. Pair your accounts. ... free access to 50 ACS journal articles, and more! Join ACS. Researchers. Discover our blog, and stay current with your field. Authors. Everything you need to prepare and track your …Nano Letters in the Time of COVID‑19 2022 marks a new year as the world is trying to move through the COVID-19 pandemic. In response, Nano Letters pivoted to providing authors more allowances in their submissions and revisions, to hosting global nanoscience webinars, and other new initiatives. Section I: Scholarly posting & sharing policies. 1. Reuse/Republication of the Entire Work in Theses or Collections: Authors may reuse all or part of the Submitted, Accepted or Published Work (see definitions below) in a thesis or dissertation that the Author writes and is required to submit to satisfy the criteria of degree-granting institutions.Here, we report a novel synthetic strategy to prepare an unprecedented type of 2D mesoporous metallic iridium (Ir) nanosheet. Mesoporous Ir nanosheets can be synthesized with close-packed assemblies of diblock copolymer (poly- (ethylene oxide)- b -polystyrene, PEO- b -PS) micelles aligned in the 2D plane of the nanosheets.The University of Otago recently published a research paper that uses oral traditions and carvings to suggest that the Māori were the first to travel to Antarctica. A new research ...A hybrid catalyst with integrated single-atom Ni and nanoscale Cu catalytic components is reported to enhance the C–C coupling and ethylene (C2H4) production efficiency in the electrocatalytic CO2 reduction reaction (eCO2RR). The single-atom Ni anchored on high-surface-area ordered mesoporous carbon enables high-rate and …In a 2D flake of MXene, n + 1 ( n = 1–3) layers of early transition metals (M, elements in blue in Figure 1) are interleaved with n layers of carbon or nitrogen (X, elements in gray in Figure 1 ), with a general formula of M n+1 X n T x. The T x in the formula represents the surface terminations, such as O, OH, F, and/or Cl (elements in ...Protocells have garnered considerable attention from cell biologists, materials scientists, and synthetic biologists. Phase-separating coacervate microdroplets have emerged as a promising cytomimetic model because they can internalize and concentrate components from dilute surrounding environments. However, the membrane-free nature of such ….