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Networks of notches in nanocomposite sheets prevent unpredictable local failure and increase the ultimate strain of the sheets from 4% to 370% without affecting their electrical conductance.
The versatility of DNA linkers as selective binders is accelerating the rational design of the assembly of nanoparticle crystals with unprecedented structural complexity.
Advances in the control of the shape, bonding direction and valency of DNA-coated nanoparticles allow the synthesis of nanoparticle crystallites of ever increasing complexity.
The structure of crystals made of DNA-bridged nanoparticles can be selectively switched between various lattices by reprogramming the DNA-mediated interactions between the nanoparticles.
Improved control over the shape of nanoparticles and the interactions between them allows the rational construction of intricate microscale assemblies.
Electron–phonon coupling has been considered as a possible mechanism behind the high superconducting critical temperature of FeSe monolayers. The doping dependence of the superconductivity casts serious doubt that it plays a decisive role.
With Bragg coherent diffractive imaging it is now possible to image the evolution of the entire dislocation network within a microcrystal during growth and dissolution.
The synthesis of crystalline quantum dots epitaxially incorporated into silicon nanowires holds promise for future device applications in various areas of opto- and quantum electronics.
Major strategies for the preparation and rational design of nanoporous carbon spheres as well as the investigation of their properties for energy conversion and storage, catalysis and biomedical applications are now critically reviewed.
The evolution of the superconductivity as a function of film thickness and doping is systematically studied in FeSe films. A high-temperature superconducting phase is found to arise in multilayer films.
It is demonstrated that Bragg coherent diffraction imaging can be used to visualize dislocation propagation in three dimensions during the repeated growth and dissolution of calcite crystals.
Networks of notches in nanocomposite sheets prevent unpredictable local failure and increase the ultimate strain of the sheets from 4% to 370% without affecting their electrical conductance.
Dynamic liquid exchanges in a supramolecular polymer-gel matrix with liquid-storage compartments and a thin liquid layer on top lead to self-healing properties and controllable secretion kinetics.
Charge-modulated states are investigated through resonant X-ray scattering in two cuprate families. This work provides insights on the origin and the microscopic description of charge order, and on its interplay with superconductivity.
The insertion of La1−xSrxMnO3 in the interface between LaAlO3 and SrTiO3 enhances the electron mobility due to charge-transfer-induced modulation doping. Shubnikov–de Haas oscillations and fingerprints of the quantum Hall effect are observed.
Phase matching in the backward direction—the so-called nonlinear mirror effect—is demonstrated experimentally between the fundamental and second harmonic, using two distinct modes in a metal–dielectric–metal waveguide.
Observing ionic species at the electrode/electrolyte interface in supercapacitor devices is difficult. In situ NMR is now used to directly quantify anionic and cationic species within a working microporous carbon supercapacitor electrode.
The addition of nickel and other metal atoms in the liquid droplets that drive the vapour–liquid–solid growth of silicon nanowires leads to the formation of metal silicide nanocrystals that are epitaxially incorporated inside the nanowires.
The degradation of exfoliated black phosphorus in ambient conditions may limit its use in electronic devices. The combined effects of light irradiation and exposure to oxygen on mono- and multilayers of this material are now investigated.
The structural properties of the DNA-mediated assembly of co-crystals of anisotropic nanoparticles can be controlled through the shape and size complementarity of the DNA-coated nanoparticles.
The selective transformation of a DNA–nanoparticle superlattice into three-dimensional ‘daughter’ lattices is achieved by modifying interparticle interactions via reprogramming DNA strands.
The assembly of nanoparticles by means of DNA linkers is the most versatile approach to build dynamic, functional nanostructures comprising individually addressable building blocks arranged in predetermined patterns. This web focus highlights recent developments in the rational design of ordered DNA–nanoparticle assemblies.
