Polymer chemistry articles within Nature Communications

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  • Article
    | Open Access

    Phosphoric acid (PA) doped proton exchange membranes (PEMs) often degrade above 200 °C due to membrane creeping, PA dehydration, and condensation. Here, the authors introduce gel-state polybenzimidazole PEMs with double cross-linked 3D layered structures, enabling efficient and stable fuel cell operation above 200 °C.

    • Liang Zhang
    • , Mengjiao Liu
    •  & Lixin Xue
  • Article
    | Open Access

    The synthesis of sequence-regulated oligosulfates has not yet been established due to the difficulties in precise reactivity control. Here, the authors report a multi-directional divergent iterative method to furnish oligosulfates based on a chain homologation approach, in which the fluorosulfate unit is regenerated.

    • Min Pyeong Kim
    • , Swatilekha Kayal
    •  & Sung You Hong
  • Article
    | Open Access

    Photo-crosslinking polymerization facilitates precise control of hydrogel formation for various applications including tissue engineering, but most existing photo-crosslinking methods fail to achieve deep-tissue penetration, especially within bone structures. Here the authors report a strategy of low-dose X-ray-activated polymerization that enables deep-tissue hydrogel formation.

    • Hailei Zhang
    • , Boyan Tang
    •  & Gang Han
  • Article
    | Open Access

    Sulfur-rich polymers are promising candidates for chemical recycling but lack efficient synthetic strategies for achieving diverse structures. Here, the authors report a synthesis strategy for polytrithiocarbonates which is compatible with a wide range of monomers enabling diverse structures via polycondensation of dithiols and dimethyl trithiocarbonate.

    • Jin-Zhuo Zhao
    • , Tian-Jun Yue
    •  & Wei-Min Ren
  • Article
    | Open Access

    Assembly of block copolymers can be controlled to give varying morphologies and functionalities, but there are still aspects of the process that are not well understood. Here, the authors report convoluted self-assembly behaviours of block copolymers with discotic liquid crystalline moieties.

    • Huanzhi Yang
    • , Yunjun Luo
    •  & Xiaoyu Li
  • Article
    | Open Access

    It is challenging to achieve multicolor long-lived room temperature phosphorescence in intrinsic polymers, especially for white afterglow. Here, the authors report a strategy to obtain pure white afterglow micro-crosslinked polymers by covalently coupling different conjugated chromophores with precursors through a simple and rapid one-pot reaction.

    • Qingao Chen
    • , Lunjun Qu
    •  & Chaolong Yang
  • Review Article
    | Open Access

    Chemical recycling of plastic enables renewed production of pristine materials, but generally comes at a high energy cost. This review focuses on light-driven approaches for chemically recycling and upcycling plastic waste, with emphasis on reduced energy consumption and selective transformations of challenging to recycle backbone structures.

    • Laura Wimberger
    • , Gervase Ng
    •  & Cyrille Boyer
  • Article
    | Open Access

    Starting from simple building blocks with specific molecular packing geometries, here, the authors synthesized structurally complex covalent organic framework COF-305 with nine different stereoisomers of its constituents showing specific sequences on topologically equivalent sites.

    • Lei Wei
    • , Xinyue Hai
    •  & Yingbo Zhao
  • Article
    | Open Access

    Mask-free multi-photon lithography allows the straightforward fabrication of nanostructures, but high precision and good resolution can be challenging to achieve. Here, the authors report a combination of photo-inhibition and chemical quenchers for improved lithography performance.

    • Lingling Guan
    • , Chun Cao
    •  & Xu Liu
  • Article
    | Open Access

    Common stereolithography-based 3D printing relies on photopolymerization using photoinitiators. Here, the authors replace the conventional photoinitiators with low-cost, widely used thermal initiators to achieve 3D-printed objects.

    • Doron Kam
    • , Omri Rulf
    •  & Shlomo Magdassi
  • Article
    | Open Access

    Elastomers capable of autonomous self-healing and mechanical stimulus sensing in aquatic environments are interesting for applications in underwater soft electronics. Here, the authors present a hydrophobic-hydrolytic molecularly engineered self-healing piezo-ionic elastomer with underwater self-healing properties and mechanosensitive ion channels.

    • Zhengyang Kong
    • , Elvis K. Boahen
    •  & Do Hwan Kim
  • Article
    | Open Access

    Water dispersible X-ray scintillators are highly desirable for multiple application scenarios. Zhang et al report the synthesis of new X-ray scintillator nanocrystals anchored on the surface of water dispersible halloysite nanotubes, enabling radiation exposure monitoring, flexible scintillator screens, and information encryption.

    • Hailei Zhang
    • , Bo Zhang
    •  & Richard Hoogenboom
  • Article
    | Open Access

    The treatment of hypertrophic scar (HS) is hindered by the low bioavailability of drugs and the pathological microenvironment. Here the authors report a separating microneedle drug delivery system responsive to high reactive oxygen species levels and overexpression of matrix metalloproteinases to remodel the pathological microenvironment for HS treatment.

    • Zhuo-Ran Yang
    • , Huinan Suo
    •  & Jintao Zhu
  • Article
    | Open Access

    It is elusive to manufacture room temperature phosphorescent (RTP) materials through effective and ambient processing approaches. Here the authors report the production of photocured RTP materials using lignosulfonate to act as RTP chromophore and photoinitiator, achieving easy preparation, low cost and good performance.

    • Hongda Guo
    • , Mengnan Cao
    •  & Zhijun Chen
  • Article
    | Open Access

    Relating the degree of network crosslinking as a descriptor to the desalination performance of crosslinked polymer membranes remains challenging. Here, the authors introduce a parameter based on distinct amide bonds per unit mass of polyamide, to unravel the relationship between the crosslinked networks of polyamide membranes and their desalination performance.

    • Yu-Ren Xue
    • , Chang Liu
    •  & Zhi-Kang Xu
  • Article
    | Open Access

    Polymerization degree plays a vital role in controlling material properties and batch-to-batch variations in device performance of polymer solar cells. Here, authors develop in-situ photoluminescence system in tandem to track and estimate the polymerization degree of organic photovoltaic materials.

    • Lin-Yong Xu
    • , Wei Wang
    •  & Jie Min
  • Article
    | Open Access

    Polyamides (PAs) or nylons are types of plastics with wide applications, but due to their accumulation in the environment, strategies for their deconstruction are of interest. Here, the authors screen 40 potential nylon-hydrolyzing enzymes (nylonases) using a mass spectrometry-based approach and identify a thermostabilized N-terminal nucleophile hydrolase as the most promising for further development, as well as crucial targets for progressing PA6 enzymatic depolymerization.

    • Elizabeth L. Bell
    • , Gloria Rosetto
    •  & Gregg T. Beckham
  • Article
    | Open Access

    Creating different pore environments within a covalent organic framework (COF) leads to useful multicompartment structure and multiple functions. Here, the authors propose a strategy to construct amphiphilic COFs with separated hydrophilic and hydrophobic nanochannels by precisely controlling the distribution of hydrophilic and hydrophobic segments in two different kinds of pores.

    • Shu-Yan Jiang
    • , Zhi-Bei Zhou
    •  & Xin Zhao
  • Article
    | Open Access

    Designing an organic polymer photocatalyst for efficient hydrogen evolution in the near-infrared (NIR) light region is still a major challenge. The authors present here a series of polymer nanoparticles for a efficient hydrogen evolution under visible and NIR light irradiation, without combining or hybridizing with other materials.

    • Mohamed Hammad Elsayed
    • , Mohamed Abdellah
    •  & Ho-Hsiu Chou
  • Article
    | Open Access

    Achieving organoleptic properties of conventional meat is important for cultured meat production. Here, the authors demonstrate that the texture, flavor, and nutritional content of cultured meat can be significantly enhanced by regulating cell differentiation inside hydrogel scaffolds.

    • Milae Lee
    • , Sohyeon Park
    •  & Jinkee Hong
  • Article
    | Open Access

    Stretchable polymer semiconductors with high mechanical and electrical properties are challenging to develop. Wu et al. show that reversible molecular ordering under strain important for performance optimization and relative stretchability can be used to compare the relative strain tolerance of materials.

    • Hung-Chin Wu
    • , Shayla Nikzad
    •  & Zhenan Bao
  • Article
    | Open Access

    Covalent organic frameworks are generally not dispersible in common solvents resulting in the poor processability which limits their practical application. Here, the authors develop a top-down process to produce solution-processable covalent organic frameworks based on the assistance of ionic liquids by means of intermolecular hydrogen bonding and π-π interactions.

    • Lei Zhang
    • , Qiu-Hong Zhu
    •  & Ling He
  • Article
    | Open Access

    “The interface mismatch of soft substrates and rigid silicon-based microelectronics frequently causes failures of integrated circuits. Here, the authors develop a stretchable solder based on liquid metal-polymer composites which enables seamless integration of electronic components with soft substrates, showcasing high conductivity and stretchability”.

    • Liqing Ai
    • , Weikang Lin
    •  & Xi Yao
  • Article
    | Open Access

    Well-defined multicrystalline multiblock polymers are essential model polymers for advancing the physics of crystallization but due to the different chain properties and incompatible synthetic methodologies, multicrystalline multiblock polymers with more than two crystallites are rarely reported. Here the authors combine polyhomologation, ring-opening polymerization and a catalyst switch strategy to synthesize a pentacrystalline pentablock quintopolymer.

    • Pengfei Zhang
    • , Viko Ladelta
    •  & Nikos Hadjichristidis
  • Article
    | Open Access

    Polymers typically exhibit rheology with multiple relaxation times to fully capture stress relaxation processes to terminal flow. Here, the authors use inverse vulcanization to synthesize polymers that exhibit a single relaxation time due to dynamic covalent disulfide bond reorganization that dominate the rheological properties of these materials.

    • Derek J. Bischoff
    • , Taeheon Lee
    •  & Michael E. Mackay
  • Article
    | Open Access

    Resorbable bioelectronic devices have potential as tools for monitoring physiological parameters, but short functional lifetimes have slowed translation. Here, the authors report succinate-based copolyesters with barrier properties able to extend the functional lifetime of devices.

    • Samantha M. McDonald
    • , Quansan Yang
    •  & Matthew L. Becker
  • Article
    | Open Access

    Constructing polymer-based mimics on the surface of cells has potential to manipulate cell behavior, but precise control of grafting sites is challenging. Here, the authors report a method for site selected radical polymerization on cell surfaces by metabolic labelling.

    • Yihong Zhong
    • , Lijia Xu
    •  & Huangxian Ju
  • Article
    | Open Access

    Developing eco-friendly chiral organocatalysts with the combined advantages of homogeneous catalysis and heterogeneous processes is challenging. Here, the authors present, a family of amphiphilic one handed helical polyisocyanides bearing phosphine pendants which self-assembled into well-defined chiral micelles in water and show thermo-responsiveness

    • Lei Xu
    • , Li Zhou
    •  & Zong-Quan Wu
  • Article
    | Open Access

    Materials with tunable modulus, viscosity, and complex viscoelastic spectra are crucial in various applications but it remains challenging to design polymer networks with predicted hierarchical relaxation processes. Here, the authors synthesize networks with both pendant and telechelic architectures using mixed orthogonal dynamic bonds to understand how the network connectivity and bond exchange mechanisms govern the overall relaxation spectrum.

    • Sirui Ge
    • , Yu-Hsuan Tsao
    •  & Christopher M. Evans
  • Article
    | Open Access

    The near-infrared-II (NIR-II) window has shown great promise for in vivo imaging and therapy. Here, the authors integrate a homopolymer and thermo-sensitive nitric oxide prodrug into nanoparticles for long-wavelength NIR-II photoacoustic imaging and synergistic treatment in preclinical thrombosis models.

    • Jianwen Song
    • , Xiaoying Kang
    •  & Ji Qi
  • Article
    | Open Access

    The concept of apparent symmetry rising, opposite to symmetry breaking, was proposed to illustrate the unusual phenomenon that the symmetry of the apparent morphology of the multiply twinned particle is higher than that of its crystal structure. Here the authors develop a strategy of co-crystallization-driven self-assembly of amphiphilic block copolymers and the inorganic clusters to achieve apparent symmetry rising of nanoparticles under mild conditions

    • Siyu Xie
    • , Wenjia Sun
    •  & Jie Zhang
  • Article
    | Open Access

    Here the authors report Zn porphene, a member of a new organic metalloporphene family. Similar to graphene, these also are fully conjugated 2D polymers, but are composed of fused metalloporphyrin rings.

    • Thomas F. Magnera
    • , Paul I. Dron
    •  & Josef Michl
  • Article
    | Open Access

    The impact of multiexcitonic through-space interactions in macromolecular architectures is poorly investigated. Here the authors use dendritic macromolecules to study the effect of interchromophore interactions on the dynamics of multiexciton generation and decay as a function of dendrimer generation.

    • Guiying He
    • , Emily M. Churchill
    •  & Luis M. Campos
  • Article
    | Open Access

    Despite recent advancements in mechanochemical polymerization, understanding the unique mechanochemical reactivity during the ball milling polymerization process still requires extensive investigations. Here the authors use solid-state anionic ring-opening polymerization to synthesize polyethers from various functional epoxide monomers.

    • Jihye Park
    • , Ahyun Kim
    •  & Byeong-Su Kim
  • Article
    | Open Access

    The performance of membrane desalination of seawater is hampered by fouling. Here the authors develop smart gating hybrid membranes by surface coating with polymer-embedded thermosalient crystals. These membranes enhance pure water flux by over 40% in saltwater desalination by osmotic distillation.

    • Elvira Pantuso
    • , Ejaz Ahmed
    •  & Gianluca Di Profio
  • Article
    | Open Access

    Metal-based heterogeneous catalysts are widely employed in ring-opening polymerization (ROP) but up to now the exploration of metal-organic frameworks (MOF) as catalysts in ROP remains underdeveloped. Here, the authors report a MOF heterogeneous catalytic system for fast, controllable, air- and moisture-insensitive ring-opening polymerization of α-amino acid N-carboxyanhydrides, and its seamless integration with hybrid material preparation.

    • Ying Liu
    • , Zhongwu Ren
    •  & Yugang Bai
  • Article
    | Open Access

    Among additive manufacturing methods vat photopolymerization (VP) is desired owing to improved efficiency, excellent surface finish, and printing resolution at the micron-scale but the major portion of resins available for VP are based on systems with limited or negligible recyclability. Here, the authors describe an approach that enables the printing of a resin that is amenable to re-printing with retained properties and appearance.

    • Xabier Lopez de Pariza
    • , Oihane Varela
    •  & Haritz Sardon
  • Article
    | Open Access

    Due to the adjustable bandgap, flexibility, absence of heavy metals and high power per weight, organic laser converters have unique advantages in wireless power transfer. Here, authors integrate organic laser power converters exhibiting efficiency over 36% at 660 nm with photon flux of 9.5 mW/cm2.

    • Yafei Wang
    • , Zhong Zheng
    •  & Jianhui Hou
  • Article
    | Open Access

    Alternating copolymerization of cyclic anhydrides and epoxides is an interesting platform for the synthesis of polyesters from renewable resources, but the near irreversibility of the copolymerization makes it challenging to develop chemically recyclable polyesters with easy-to-tune structure. Here, the authors develop a recyclable polyester library from alternating copolymerization of aldehyde and cyclic anhydride.

    • Xun Zhang
    • , Wenqi Guo
    •  & Xinghong Zhang
  • Article
    | Open Access

    Manipulating the internal interactions within biological fibers to tune macroscopic properties is important but challenging, and can limit applications. Here, the authors report the use of dynamic imine chemistry for engineering molecular interactions and forming strong and tough protein fibers.

    • Jing Sun
    • , Haonan He
    •  & Kai Liu
  • Article
    | Open Access

    Polymerizations in living systems can effectively regulate cell functions and behaviors, but their uses have been hindered by the existence of complicated intracorporal interferences, the needs of high concentration of monomers and extra stimulates. Here, the authors address these issues by developing a nanocompartment-confined strategy to achieve broad-spectrum polymerizations in living systems.

    • Yun Chen
    • , Mengxuan Zuo
    •  & Yanli Zhao