Featured
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Article |
Regioselective surface encoding of nanoparticles for programmable self-assembly
Selective surface blocking allows for the regioselective DNA functionalization of nanoparticles and control over their self-assembly.
- Gang Chen
- , Kyle J. Gibson
- & Yossi Weizmann
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News & Views |
An efficient nanosieve
A rigid and easily scalable metal–organic framework is shown to be among the most efficient materials for separating ethylene from ethane.
- Anastasiya Bavykina
- & Jorge Gascon
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Article |
Coatings super-repellent to ultralow surface tension liquids
Liquid repellent coatings are important for several applications. Now, a coating that repels ultralow surface tension liquids and simultaneously shows robustness and transparency is reported.
- Shuaijun Pan
- , Rui Guo
- & Frank Caruso
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Perspective |
Oxidation states and ionicity
This Perspective explores the history and usage of the concept of oxidation state, its relation to atomic charge and bonding, and opportunities that arise from applying this analysis to systems with mixed valence or correlated electrons.
- Aron Walsh
- , Alexey A. Sokol
- & C. Richard A. Catlow
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Article |
A multicaloric cooling cycle that exploits thermal hysteresis
Magnetocaloric effects can be used for refrigeration, but application uptake is limited due to large amounts of magnetic material used. Here, a cooling cycle is shown that uses thermal hysteresis, significantly reducing magnetic material quantity.
- Tino Gottschall
- , Adrià Gràcia-Condal
- & Oliver Gutfleisch
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Article |
Chemical nature of ferroelastic twin domains in CH3NH3PbI3 perovskite
Combined multimodal atomic force microscopy, ion microscopy, ion mass spectrometry and infrared spectrometry experiments explore the chemical properties of ferroelastic twin domains in hybrid lead halide perovskites.
- Yongtao Liu
- , Liam Collins
- & Olga S. Ovchinnikova
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News & Views |
Luminal coating of the intestine
An orally administered bifunctional gastrointestinal coating has been developed and shown to limit nutrient absorption through the bowel mucosa ultimately lowering blood glucose and also acting as a platform for delivery of drugs to the gastrointestinal tract.
- Gregor Fuhrmann
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Letter |
Reversible adsorption of nitrogen dioxide within a robust porous metal–organic framework
High and reversible nitrogen dioxide (NO2) uptake, and low-concentration NO2 removal from gas mixtures, is observed in a metal–organic framework. The NO2 is bound within the pores by cooperative supramolecular interactions.
- Xue Han
- , Harry G. W. Godfrey
- & Martin Schröder
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News & Views |
Reducing localization
By inserting potassium into a 3D metal–organic framework band delocalization occurs, enabling mobilities and conductivities similar to organic polymers.
- A. Alec Talin
- & François Léonard
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Article |
Electron delocalization and charge mobility as a function of reduction in a metal–organic framework
A conducting metal–organic framework with charge delocalization by reductive potassium insertion is demonstrated. Integration into a field-effect transistor shows similar mobilities to semiconductors, with a mobility estimated to be at least 0.84 cm2 V–1 s–1.
- Michael L. Aubrey
- , Brian M. Wiers
- & Jeffrey R. Long
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News & Views |
Deformable inorganic semiconductor
Unlike conventional inorganic semiconductors, which are typically brittle, α-Ag2S exhibits room-temperature ductility with favourable electrical properties, offering promise for use in high-performance flexible and stretchable devices.
- Dae-Hyeong Kim
- & Gi Doo Cha
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Article |
Room-temperature ductile inorganic semiconductor
Inorganic α-Ag2S semiconductor, which has preferential slip planes in the crystal structure and irregularly distributed bonds of silver atoms preventing cleavage, demonstrates metal-like ductility at room temperature.
- Xun Shi
- , Hongyi Chen
- & Lidong Chen
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News & Views |
Multilevel robustness
A combination of hard, soft and nanoscale organic components results in robust superhydrophobic surfaces that can withstand mechanical abrasion and chemical oxidation, and exhibit excellent substrate adhesion.
- Henri-Louis Girard
- , Sami Khan
- & Kripa K. Varanasi
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Perspective |
The role of reticular chemistry in the design of CO2 reduction catalysts
Catalysts for CO2 photo- or electroreduction must balance activity, selectivity and efficiency. Here, the authors discuss the use of metal–organic frameworks for these processes and the role reticular chemistry may play in designing new catalysts.
- Christian S. Diercks
- , Yuzhong Liu
- & Omar M. Yaghi
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Article |
Insight into doping efficiency of organic semiconductors from the analysis of the density of states in n-doped C60 and ZnPc
The doping efficiency of n-type molecular dopants in organic semiconductors is shown to depend on the energy difference between the electron affinity of the host and the ionization potential of the doped system.
- Christopher Gaul
- , Sebastian Hutsch
- & Frank Ortmann
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Article |
X-ray electron density investigation of chemical bonding in van der Waals materials
Electron density in TiS2 is determined by synchrotron X-ray diffraction, which reveals significant differences between experimental data and theory for interlayer van der Waals interactions.
- Hidetaka Kasai
- , Kasper Tolborg
- & Bo B. Iversen
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Article |
A sol–gel monolithic metal–organic framework with enhanced methane uptake
Using a sol–gel process, monoliths of metal–organic frameworks were fabricated. With an enhanced methane volumetric uptake of 259 cm3 (STP) cm−3, and robust mechanical properties, this meets technological targets.
- Tian Tian
- , Zhixin Zeng
- & David Fairen-Jimenez
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News & Views |
Making way for neural stemness
The influence of matrix stiffness and degradation on neural progenitor cell stemness was investigated in a three-dimensional culture system, highlighting the role of remodelling in enhancing cell-to-cell interaction and ultimately maintaining neural stemness.
- Phillip H. Kang
- , Sanjay Kumar
- & David V. Schaffer
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News & Views |
Method in the madness of fibrosis
Blocking the growth of new blood vessels has been shown to alter fibrosis in livers in a disease stage-specific manner. In vitro models of fibrosis were developed to understand this process, highlighting the role of environmental mechanics.
- Geoffrey C. Gurtner
- & Jagannath Padmanabhan
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Article |
Sequential bottom-up assembly of mechanically stabilized synthetic cells by microfluidics
A microfluidics method to generate giant, copolymer-stabilized liposomes is presented. These vesicles are functionalized with distinct proteins to recapitulate cellular processes.
- Marian Weiss
- , Johannes Patrick Frohnmayer
- & Joachim P. Spatz
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Article |
Continuous-wave infrared optical gain and amplified spontaneous emission at ultralow threshold by colloidal HgTe quantum dots
Stimulated emission under continuous-wave excitation from mercury telluride quantum dots at very low thresholds (compatible with electrical injection) is achieved by exploiting surface traps that render the quantum dots into four-level systems.
- Pieter Geiregat
- , Arjan J. Houtepen
- & Zeger Hens
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News & Views |
Nanostructure evolution
DNA origami nanostructures were utilized to replicate a seed pattern that resulted in the growth of populations of nanostructures. Exponential growth could be controlled by environmental conditions depending on the preferential requirements of each population.
- Friedrich C. Simmel
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News & Views |
Ultrapermeable membranes
Microporous membranes were designed from the loose packing of two-dimensional polymer chains — a breakthrough giving both ultrahigh permeability and good selectivity for gas separations.
- Yan Yin
- & Michael D. Guiver
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Article |
Polymer ultrapermeability from the inefficient packing of 2D chains
Polymer membranes were formed from the inefficient packing of 2D polymer chains in a 3D amorphous solid, forming small and large micropores that enable high gas selectivity and permeability. This strategy may be applied to other polymers.
- Ian Rose
- , C. Grazia Bezzu
- & Neil B. McKeown
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News & Views |
Uniformity begets selectivity
A Pd4 cluster, supported by a metal–organic framework and formed by post-synthesis methods, shows high catalytic activity and selectivity for carbene-mediated reactions. This crystallographically precise material may lead to a large class of catalysts.
- Dong Yang
- & Bruce C. Gates
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Article |
The MOF-driven synthesis of supported palladium clusters with catalytic activity for carbene-mediated chemistry
Mixed-valence clusters of Pd4 organized within a metal–organic framework exhibit robust catalytic capacities during carbene-mediated chemical reactions.
- Francisco R. Fortea-Pérez
- , Marta Mon
- & Emilio Pardo
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Article |
Phagocytosis-inspired behaviour in synthetic protocell communities of compartmentalized colloidal objects
Droplets with magnetite membranes are designed to engulf in a phagocytosis-inspired manner smaller colloidal objects, demonstrating a route for sequential cargo delivery and release followed by internalized reactions.
- Laura Rodríguez-Arco
- , Mei Li
- & Stephen Mann
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Editorial |
The state of flux
The development of new membrane materials for chemical separations is progressing rapidly, and their commercial success will require a more concerted effort from academia and industry.
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Interview |
Membranes from academia to industry
Andrew Livingston (Imperial College London) and Richard Baker (Membrane Technology and Research) talk to Nature Materials about the perks and pitfalls of membrane research and development, and how activities at the new Barrer Centre might lead to next-generation separation technologies.
- Jim Hennessy
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News & Views |
Lining up metal–organic frameworks
A new report demonstrates an innovative approach to aligning crystallites of metal–organic frameworks such that thin films are created with oriented channels — potentially overcoming one of the major barriers to application of these highly topical materials.
- Neil R. Champness
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Commentary |
From water to organics in membrane separations
Membrane materials provide economical means to achieve various separation processes — and their capabilities for processing organic fluids look set to expand significantly.
- Ryan P. Lively
- & David S. Sholl
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Letter |
Unravelling surface and interfacial structures of a metal–organic framework by transmission electron microscopy
The operational conditions used for electron microscopy can limit the insight that can be gained from fragile material samples. It is shown here how high-resolution TEM analysis of delicate MOFs can be achieved.
- Yihan Zhu
- , Jim Ciston
- & Yu Han
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News & Views |
Porous materials get energized
By making use of a semiconducting metal–organic graphene analogue, researchers propose a new generation of supercapacitors with potential as tunable molecular materials for energy.
- Alexandru Vlad
- & Andrea Balducci
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Review Article |
Modelling heterogeneous interfaces for solar water splitting
Hydrogen generation from water and sunlight offers a promising way to produce carbon-free energy. Recent progress in predicting properties of heterogeneous interfaces for solar water splitting using first-principles approaches is now reviewed.
- Tuan Anh Pham
- , Yuan Ping
- & Giulia Galli
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Review Article |
Sustainability and in situ monitoring in battery development
Significant progress in battery technology is crucial to ensure a transition towards a carbon-neutral society. Recent advances in both sustainability and operando techniques together with remaining challenges and possible solutions are now reviewed.
- C. P. Grey
- & J. M. Tarascon
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Review Article |
Materials for solar fuels and chemicals
Converting sunlight into fuels is attractive for energy storage and photoelectrocatalytic technologies. Scientific challenges related to developing suitable photoabsorbers, efficient catalysts and understanding their interfaces are now reviewed.
- Joseph H. Montoya
- , Linsey C. Seitz
- & Jens K. Nørskov
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Letter |
Selective nitrogen capture by porous hybrid materials containing accessible transition metal ion sites
Mesoporous metal–organic frameworks containing unsaturated Cr(III) sites are able to thermodynamically and selectively capture nitrogen from mixtures with oxygen and methane.
- Ji Woong Yoon
- , Hyunju Chang
- & Jong-San Chang
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Article |
Biredox ionic liquids with solid-like redox density in the liquid state for high-energy supercapacitors
Electrochemical storage devices in the liquid state are promising but they suffer from low redox species density. An approach based on biredox ionic liquids now demonstrates bulk-like redox density compatible with supercapacitor applications.
- Eléonore Mourad
- , Laura Coustan
- & Olivier Fontaine
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Article |
Reducing the efficiency–stability–cost gap of organic photovoltaics with highly efficient and stable small molecule acceptor ternary solar cells
Ternary organic blends using two non-fullerene acceptors are shown to improve the efficiency and stability of low-cost solar cells based on P3HT and of high-performance photovoltaic devices based on low-bandgap donor polymers.
- Derya Baran
- , Raja Shahid Ashraf
- & Iain McCulloch
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Article |
A multifunctional biphasic water splitting catalyst tailored for integration with high-performance semiconductor photoanodes
In photosynthesis the oxidation of water is a requirement for providing sufficient protons and electrons for fuel formation. A biphasic water splitting catalyst tailored for integration with high-performance semiconductor photoanodes is now reported.
- Jinhui Yang
- , Jason K. Cooper
- & Ian D. Sharp
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Article |
Carrier generation and electronic properties of a single-component pure organic metal
The electronic properties of bulk solids composed of zwitterionic tetrathiafulvalene-extended dicarboxylate radicals are investigated, showing highly conducting metallic behaviour in single-component molecular systems having only s and p electrons.
- Yuka Kobayashi
- , Takeshi Terauchi
- & Yoshitaka Matsushita
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Letter |
Conductive MOF electrodes for stable supercapacitors with high areal capacitance
Using MOFs as active electrodes in electrochemical double layer capacitors has so far proved difficult. An electrically conductive MOF used as an electrode is now shown to exhibit electrochemical performance similar to most carbon-based materials.
- Dennis Sheberla
- , John C. Bachman
- & Mircea Dincă
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Article |
Generation of subnanometric platinum with high stability during transformation of a 2D zeolite into 3D
Encapsulation of single-atom and particulate gold within growing zeolite frameworks generates active catalysts with exceptionally high thermal stability.
- Lichen Liu
- , Urbano Díaz
- & Avelino Corma
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Letter |
Orientational order controls crystalline and amorphous thermal transport in superatomic crystals
Room-temperature thermal conductivities in superatomic crystals are found to be proportional to the sound speed, while their behaviour can switch between amorphous- or crystalline-like, depending on temperature and the nature of superatoms used.
- Wee-Liat Ong
- , Evan S. O’Brien
- & Xavier Roy
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News & Views |
Two-dimensional gallium nitride
Graphene is used as a capping sheet to synthesize 2D gallium nitride by means of migration-enhanced encapsulation growth. This technique may allow the stabilization of 2D materials that are not amenable to synthesis by traditional methods.
- Nikhil A. Koratkar
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Article |
Linear topology in amorphous metal oxide electrochromic networks obtained via low-temperature solution processing
Electrochromic films based on tin-doped indium oxide nanocrystals dispersed in a niobium oxide glass are now realized from solution at room temperature. The chain-like topology of niobium oxide improves the electrochemical properties of these films.
- Anna Llordés
- , Yang Wang
- & Delia J. Milliron
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Article |
Design of efficient molecular organic light-emitting diodes by a high-throughput virtual screening and experimental approach
A high-throughput virtual screening approach is used to select molecules with efficient, thermally activated delayed fluorescence. The good performance of several selected emitters in organic LED applications has also been confirmed experimentally.
- Rafael Gómez-Bombarelli
- , Jorge Aguilera-Iparraguirre
- & Alán Aspuru-Guzik
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Article |
Thermally stable coexistence of liquid and solid phases in gallium nanoparticles
A real-time investigation shows that Ga nanoparticles in the solid γ-phase coexist with liquid Ga at a broad range of temperatures, as a result of nanoscale confinement, Laplace pressure and epitaxial matching with the substrate.
- Maria Losurdo
- , Alexandra Suvorova
- & April S. Brown