-
Article
Elastic films of single-crystal two-dimensional covalent organic frameworks
The properties of polycrystalline materials are often dominated by defects; two-dimensional (2D) crystals can even be divided and disrupted by a line defect1–3. However, 2D crystals are often required to be proce...
-
Article
Open AccessReversible chirality inversion of an AuAgx-cysteine coordination polymer by pH change
Responsive chiral systems have attracted considerable attention, given their potential for diverse applications in biology, optoelectronics, photonics, and related fields. Here we show the reversible chirality...
-
Article
Open AccessHierarchical conductive metal-organic framework films enabling efficient interfacial mass transfer
Heterogeneous reactions associated with porous solid films are ubiquitous and play an important role in both nature and industrial processes. However, due to the no-slip boundary condition in pressure-driven f...
-
Article
Growth of single-crystal imine-linked covalent organic frameworks using amphiphilic amino-acid derivatives in water
A core feature of covalent organic frameworks (COFs) is crystallinity, but current crystallization processes rely substantially on trial and error, chemical intuition and large-scale screening, which typically...
-
Article
Author Correction: On-water surface synthesis of charged two-dimensional polymer single crystals via the irreversible Katritzky reaction
-
Article
Open AccessPrecise tuning of interlayer electronic coupling in layered conductive metal-organic frameworks
Two-dimensional conjugated metal-organic frameworks (2D c-MOFs) have attracted increasing interests for (opto)-electronics and spintronics. They generally consist of van der Waals stacked layers and exhibit la...
-
Article
Open AccessOptimal acceleration voltage for near-atomic resolution imaging of layer-stacked 2D polymer thin films
Despite superb instrumental resolution in modern transmission electron microscopes (TEM), high-resolution imaging of organic two-dimensional (2D) materials is a formidable task. Here, we present that the appro...
-
Article
On-water surface synthesis of charged two-dimensional polymer single crystals via the irreversible Katritzky reaction
Two-dimensional polymers (2DPs) and their layer-stacked 2D covalent organic frameworks (2D COFs) are classes of structurally defined crystalline polymeric materials with exotic physical and chemical properties...
-
Article
Open AccessReversible hydrogenation restores defected graphene to graphene
Graphene as a two-dimensional material is prone to hydrocarbon contaminations, which can significantly alter its intrinsic electrical properties. Herein, we implement a facile hydrogenation-dehydrogenation str...
-
Article
Open AccessLiving supramolecular polymerization of fluorinated cyclohexanes
The development of powerful methods for living covalent polymerization has been a key driver of progress in organic materials science. While there have been remarkable reports on living supramolecular polymeri...
-
Article
Power generation by reverse electrodialysis in a single-layer nanoporous membrane made from core–rim polycyclic aromatic hydrocarbons
Nanoporous graphene and related atomically thin layered materials are promising candidates in reverse electrodialysis research owing to their remarkable ionic conductivity and high permselectivity. The synthes...
-
Article
On-water surface synthesis of crystalline, few-layer two-dimensional polymers assisted by surfactant monolayers
Despite rapid progress in recent years, it has remained challenging to prepare crystalline two-dimensional polymers. Here, we report the controlled synthesis of few-layer two-dimensional polyimide crystals on ...
-
Article
Open AccessEngineering crystalline quasi-two-dimensional polyaniline thin film with enhanced electrical and chemiresistive sensing performances
Engineering conducting polymer thin films with morphological homogeneity and long-range molecular ordering is intriguing to achieve high-performance organic electronics. Polyaniline (PANI) has attracted consid...
-
Article
Open AccessVisualization of unstained DNA nanostructures with advanced in-focus phase contrast TEM techniques
Over the last few years, tremendous progress has been made in visualizing biologically important macromolecules using transmission electron microscopy (TEM) and understanding their structure-function relation....
-
Article
Open AccessWafer-sized multifunctional polyimine-based two-dimensional conjugated polymers with high mechanical stiffness
One of the key challenges in two-dimensional (2D) materials is to go beyond graphene, a prototype 2D polymer (2DP), and to synthesize its organic analogues with structural control at the atomic- or molecular-l...
