Sep 2, 2021 ... https://doi.org/10.1021/acsnano.1c01398. Copyright © 2022 The Authors. Published by American Chemical Society. This publication is licensed ...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 …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 molecule (OFM), whose biological function ... Mar 19, 2020 · 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 improved sono-sensitization and Fenton-like catalytic activity ... Chemical Resources Laboratory, Tokyo Institute of Technology, Nagatsuta 4259, Midori-ku, Yokohama 226-8503, Japan, Structural Chemistry, Arrhenius Laboratory, Stockholm University, 10691 Stockholm, Sweden, Division of Materials Science and Chemical Engineering, Graduate School of Engineering, Yokohama National University, 79-5 Tokiwadai, Hodogaya-ku, Yokohama 240-8501, Japan, and Department of ... Selenium (Se) discovered in 1817 belongs to the family of chalcogens. Surprisingly, despite the long history of over two centuries and the chemical simplicity of Se, the structure of amorphous Se (a-Se) remains controversial to date regarding the dominance of chains versus rings. Here, we find that vapor-deposited a-Se is composed of disordered rings rather than chains in melt-quenched a-Se ... 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 ... 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 ...Two of the most-impactful and most-cited journals across the ACS portfolio were Chemical Reviews and ACS Nano. Chemical Reviews earned a Journal Impact …Get instant access. Purchase Access. Read this article for 48 hours. Check out below using your ACS ID or as a guest. ACS Photonics is a Transformative Journal. ACS Photonics 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.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 …If you’re an animal lover looking to get involved with the American Society for the Prevention of Cruelty to Animals (ASPCA), one of the first things you might need is their addres...This Collection is dedicated to 130th anniversary of WHU, featuring ACS Nano articles covering nanophotonics, functional and biomedical nanomaterials, devices, nanochemistry and environmental science Due to strong electric fields at the surface, the absorption and scattering of electromagnetic radiation by noble metal nanoparticles are strongly enhanced. These unique properties provide the potential of designing novel optically active reagents for simultaneous molecular imaging and photothermal cancer therapy. It is desirable to use agents that …1 day ago · The utilization of anionic redox chemistry provides an opportunity to further improve the energy density of Li-ion batteries, particularly for Li-rich layered oxides. However, oxygen-based hosts still suffer from unfavorable structural rearrangement, including the oxygen release and transition metal (TM)-ion migration, in association with the tenuous framework rooted in the ionicity of the TM ... Articles focused on active research areas, wherein an emphasis is placed on the relationship between the materials or interface synthesis, structure and/or properties and applications. View Spotlights & Reviews from ACS Applied Nano Materials. 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 …We created unique interconnected partially graphitic carbon nanosheets (10–30 nm in thickness) with high specific surface area (up to 2287 m2 g–1), significant volume fraction of mesoporosity (up to 58%), and good electrical conductivity (211–226 S m–1) from hemp bast fiber. The nanosheets are ideally suited for low (down to 0 °C) through high (100 °C) temperature ionic-liquid-based ... 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 …Front porches unite divisions: us and other, inside and outside, private and public. In an increasingly divisive American society, it’s become a common trope to say we need to reac...It is known that many potent, often aromatic drugs are water insoluble, which has hampered their use for disease treatment. In this work, we functionalized nanographene oxide (NGO), a novel graphitic material, with branched polyethylene glycol (PEG) to obtain a biocompatible NGO−PEG conjugate stable in various biological solutions, and used them …Education is a vital part of any anti-racist practice. Through learning about the history of racism against the Black community in the United States, we can begin to work towards e...Jul 29, 2008 · It is known that many potent, often aromatic drugs are water insoluble, which has hampered their use for disease treatment. In this work, we functionalized nanographene oxide (NGO), a novel graphitic material, with branched polyethylene glycol (PEG) to obtain a biocompatible NGO−PEG conjugate stable in various biological solutions, and used them for attaching hydrophobic aromatic molecules ... We analyze the power conversion efficiency of different classes of autonomous nano- and micromotors. For bimetallic catalytic motors that operate by a self-electrophoretic mechanism, there are four stages of energy loss, and together they result in a power conversion efficiency on the order of 10–9. The results of finite element modeling agree …The Journal of the American Chemical Society received a Journal Impact Factor™ of 16.383, an increase of 6.3% over the previous year. And in 2021, the journal received more than 630,000 citations overall. ... ACS Nano scored a Journal Impact Factor™ of 18.027, up 13.5%, and was also cited close to 250,000 times. ...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 …Articles focused on active research areas, wherein an emphasis is placed on the relationship between the materials or interface synthesis, structure and/or properties and applications. View Spotlights & Reviews from ACS Applied Nano Materials. Indices Commodities Currencies StocksMechano-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 …Cyclodehydrogenation reactions in the on-surface synthesis of graphene nanoribbons (GNRs) usually involve a series of Csp2–Csp2 and/or Csp2–Csp3 couplings and just happen on uncovered metal or metal oxide surfaces. It is still a big challenge to extend the growth of second-layer GNRs in the absence of necessary catalytic sites. …Aug 1, 2022 · The NanoLuc luciferase (NLuc) and its furimazine (FRZ) substrate have revolutionized bioluminescence (BL) assays and imaging. However, the use of the NLuc–FRZ luciferase–luciferin pair for mammalian tissue imaging is hindered by the low tissue penetration of the emitting blue photons. Here, we present the development of an NLuc mutant, QLuc, which catalyzes the oxidation of a synthetic QTZ ... 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 ... Cyclodehydrogenation reactions in the on-surface synthesis of graphene nanoribbons (GNRs) usually involve a series of Csp2–Csp2 and/or Csp2–Csp3 couplings and just happen on uncovered metal or metal oxide surfaces. It is still a big challenge to extend the growth of second-layer GNRs in the absence of necessary catalytic sites. …The development of lightweight, superportable, and sustainable power sources has become an urgent need for most modern personal electronics. Here, we report a cut-paper-based self-charging power unit (PC-SCPU) that is capable of simultaneously harvesting and storing energy from body movement by combining a paper-based triboelectric nanogenerator …We analyze the power conversion efficiency of different classes of autonomous nano- and micromotors. For bimetallic catalytic motors that operate by a self-electrophoretic mechanism, there are four stages of energy loss, and together they result in a power conversion efficiency on the order of 10–9. The results of finite element modeling agree …Professional Education. Offers a variety of courses designed to help chemical scientists and technicians keep current in today’s competitive marketplace. ACS hosts two large conferences for chemists each year, as well as a number of chemistry-related regional conferences across the United States and abroad.Jul 27, 2021 ... We are delighted to welcome our newest associate editor at ACS Nano, Prof. Ilja Voets, who is a professor in chemical engineering and chemistry ...ACS Photonics is a Transformative Journal. ACS Photonics 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.Feb 13, 2018 · A simple and facile method for obtaining patterned graphene under ambient conditions on the surface of diverse materials ranging from renewable precursors such as food, cloth, paper, and cardboard to high-performance polymers like Kevlar or even on natural coal would be highly desirable. Here, we report a method of using multiple pulsed-laser scribing to convert a wide range of substrates into ... Building a Gold Standard: How ACS Au Journals Support the Scientific Community ... American Chemical Society 1155 Sixteenth Street N.W.. Washington, DC 20036 京 ...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. 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 …Timely lysosome escape is of paramount importance for endocytosed nanomedicines to avoid premature degradation under the acidic and hydrolytic conditions in lysosomes. Herein, we report an exciting finding that phenylboronic acid (PBA) modification can greatly facilitate the lysosome escape of cylindrical polymer brushes (CPBs). On the …How to optimize the enzyme-like catalytic activity of nanozymes to improve their applicability has become a great challenge. Herein, we present an l-cysteine (l-Cys) coordination-driven self-assembly strategy to activate polyvinylpyrrolidone (PVP)-modified Cu single-atom nanozymes MoOx-Cu-Cys (denoted as MCCP SAzymes) aiming at …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 ...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.Nov 29, 2022 · Although engineered T cells with transgenic chimeric antigen receptors (CARs) have made a breakthrough in cancer therapeutics, this approach still faces many challenges in the specificity, efficacy, and self-safety of genetic engineering. Here, we developed a nano-biohybrid DNA engager-reprogrammed T-cell receptor (EN-TCR) system to improve the specificity and efficacy, mitigate the excessive ... Hole-collecting monolayers have drawn attention in perovskite solar cell research due to their ease of processing, high performance, and good durability. Since molecules in the hole-collecting monolayer are typically composed of functionalized π-conjugated structures, hole extraction is expected to be more efficient when the π-cores …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 ...Recent highlights from the journal. Active Topics. Read the latest research from ACS Photonics. Nanophotonics · Quantum Photonics · Integrated Photonics.Dec 8, 2023 · Chemically powered nano- and micromotors are microscopic devices that convert chemical energy into motion. Interest in these motors has grown over the past 20 years because they exhibit interesting collective behaviors and have found potential uses in biomedical and environmental applications. Understanding how these motors operate both individually and collectively and how environments affect ... 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 …About the Journal ACS Nano. Breakthrough studies on nanostructure synthesis, assembly and characterization, nanoscience theory, tools and methods, nanobiotechnology and …Rechargeable aqueous batteries are potential systems for large-scale energy storage due to their high safety and low cost. However, developing aqueous batteries with high …Americans don’t go in for foodownership today, but once upon a time, they did. Americans don’t go in for foodownership today, but once upon a time, they did. Josh Barro at the Upsh...Anion exchange membranes with high anion conductivity are highly desired for electrochemical applications. Increasing ion exchange capacity is a straightforward approach to enhancing anion conductivity but faces a challenge in dimensional stability. Herein, we report the design and preparation of three kinds of isoreticular covalent …Metallic Al has been deemed an ideal electrode material for aqueous batteries by virtue of its abundance and high theoretical capacity (8056 mAh cm–3). However, the development of aqueous Al metal batteries has been hindered by several side reactions, including water decomposition, Al corrosion, and passivation, which arise from the …Dynamic 3D covalent organic frameworks (dynaCOFs) have shown concerted structural transformation and responses upon adaptive guest adsorption. The multivariate (MTV) strategy incorporating multiple functionalities within a backbone is attractive for tuning the framework flexibility and dynamic responses. However, a major …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 …Polymer mechanochemistry has been established as an enabling tool in accessing chemical reactivity and reaction pathways that are distinctive from their thermal counterparts. However, eliciting diversified reaction pathways by activating different constituent chemical bonds from the same mechanophore structure remains …The development of lightweight, superportable, and sustainable power sources has become an urgent need for most modern personal electronics. Here, we report a cut-paper-based self-charging power unit (PC-SCPU) that is capable of simultaneously harvesting and storing energy from body movement by combining a paper-based triboelectric nanogenerator …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 …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 ... ACS Photonics is a Transformative Journal. ACS Photonics 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.May 24, 2011 ... Journal of the American Chemical Society, Journal of Agricultural and Food Chemistry, Journal of Chemical & Engineering Data, Journal of ...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 …Jul 22, 2022 · Introducing alien intercalations to sub-nanometer scale nanochannels is one desirable strategy to optimize the ion transportation of two-dimensional nanomaterial membranes for improving osmotic energy harvest (OEH). Diverse intercalating agents have been previously utilized to realize this goal in OEH, but with modest performance, complex operations, and physicochemical uncertainty gain. Here ... American Chemical Society Journals Policies on preprints, scholarly sharing, & posting. ACS is committed to the global publication and distribution of the ...Despite significant efforts, it remains a challenge to design artificial enzymes that can mimic both structures and functions of natural enzymes. Here, we report the post-synthetic construction of binuclear iron catalysts in MOF-253 to mimic natural di-iron monooxygenases. The adjacent bipyridyl (bpy) linkers in MOF-253 can freely rotate to …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) ...Monodisperse magnetite nanoparticles have been synthesized by high-temperature solution-phase reaction of Fe(acac)3 in phenyl ether with alcohol, oleic acid, and oleylamine. Seed-mediated growth is used to control Fe3O4 nanoparticle size, and variously sized nanoparticles from 3 to 20 nm have been produced. The as-synthesized …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 …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 …ACS Publications Celebrates National Nanotechnology Day 2022; Nanomaterials and Nanotechnologies (2022) Nanomaterials research for inorganic chemistry (2022) Nanoscale Science Applications in Agriculture Systems (2022) Raising Antimicrobial Awareness (2021) Nanomedicine (2021) Nano Day 2017: Celebrating Nano Across ACS; C&EN Articles Metallic Al has been deemed an ideal electrode material for aqueous batteries by virtue of its abundance and high theoretical capacity (8056 mAh cm–3). However, the development of aqueous Al metal batteries has been hindered by several side reactions, including water decomposition, Al corrosion, and passivation, which arise from the …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 …Mar 19, 2020 · 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 improved sono-sensitization and Fenton-like catalytic activity ... Cyclodehydrogenation reactions in the on-surface synthesis of graphene nanoribbons (GNRs) usually involve a series of Csp2–Csp2 and/or Csp2–Csp3 couplings and just happen on uncovered metal or metal oxide surfaces. It is still a big challenge to extend the growth of second-layer GNRs in the absence of necessary catalytic sites. …Washington, DC 20036. About ACS Publications. ACS & Open Access. ACS Publications Blog. Journals A-Z. ACS Publishing Center. 2024-02-15T10:15:09.168-08:00. Read the latest ASAP articles from the Journal of the American Chemical Society on ACS Publications, a trusted source for peer-reviewed journals. Selenium (Se) discovered in 1817 belongs to the family of chalcogens. Surprisingly, despite the long history of over two centuries and the chemical simplicity of Se, the structure of amorphous Se (a-Se) remains controversial to date regarding the dominance of chains versus rings. Here, we find that vapor-deposited a-Se is composed of disordered rings rather than chains in melt-quenched a-Se ... ACS Publications provides the most interesting, reliable, and relevant scientific content in the world. Students, faculty, staff, and scientists can find the information they need to spark their next influential research article, product, or discovery.ACS Photonics is a Transformative Journal. ACS Photonics 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.Journal metrics, combined with a journal’s scope, readership, and articles published, are useful tools for journal assessment. In the table below, you’ll find a variety of metrics to support you in making an informed decision about where to submit your next manuscript. Each metric has its limitations; they should not be considered in isolation.Ionic bonding in supramolecular surface networks is a promising strategy to self-assemble nanostructures from organic building blocks with atomic precision. However, sufficient thermal stability of such systems has not been achieved at metal surfaces, likely due to partial screening of the ionic interactions. We demonstrate excellent stability of a …Nov 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 ... How to optimize the enzyme-like catalytic activity of nanozymes to improve their applicability has become a great challenge. Herein, we present an l-cysteine (l-Cys) coordination-driven self-assembly strategy to activate polyvinylpyrrolidone (PVP)-modified Cu single-atom nanozymes MoOx-Cu-Cys (denoted as MCCP SAzymes) aiming at …Jul 7, 2021 ... https://doi.org/10.1021/acsnano.1c03413. Copyright © 2022 The Authors. Published by American Chemical Society. This publication is licensed ...Mar 19, 2020 · 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 improved sono-sensitization and Fenton-like catalytic activity ... A bioinspired cocoon-like anticancer drug delivery system consisting of a deoxyribonuclease (DNase)-degradable DNA nanoclew (NCl) embedded with an acid-responsive DNase I nanocapsule (NCa) was developed for targeted cancer treatment. The NCl was assembled from a long-chain single-stranded DNA synthesized by rolling-circle amplification (RCA). …. While nanoparticle solutions cannot freeze in general, they The asymmetric total synthesis of pedrolide (>200 mg) with an The development of lightweight, superportable, and sustainable power sources has become an urgent need for most modern personal electronics. Here, we report a cut-paper-based self-charging power unit (PC-SCPU) that is capable of simultaneously harvesting and storing energy from body movement by combining a paper-based triboelectric nanogenerator …In today’s fast-paced world, staying informed about the latest happenings is essential. One of the most reliable sources of news is live TV. With the advent of technology, broadcas... Two-dimensional (2D) Pt-group ultrathin nanoshee In contrast to regular J- and H-aggregates, thin film squaraine aggregates usually have broad absorption spectra containing both J-and H-like features, which are favorable for organic photovoltaics. Despite being successfully applied in organic photovoltaics for years, a clear interpretation of these optical properties by relating them … Read current and featured research from the Langmui...
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