Featured
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News & Views |
A perfect match
A metal–organic framework with tailored porosity provides a mixed matrix membrane with excellent performance for natural gas purification and butane isomer separation.
- Neil B. McKeown
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Article |
Mixed matrix formulations with MOF molecular sieving for key energy-intensive separations
Sub-micrometre MOF particles are incorporated into polymers to form mixed matrix membranes. Molecular sieving enables performance far beyond current limits for two applications, butane isomer separation and combined CO2/H2S removal from natural gas.
- Gongping Liu
- , Valeriya Chernikova
- & William J. Koros
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News & Views |
Softness makes it better
An effective adjuvant for the induction of humoural and cellular immunity is achieved by a Pickering emulsion formulation that allows pliability and mobility of loaded antigens.
- Herman F. Staats
- & David J. Burkhart
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Article |
Designing perturbative metamaterials from discrete models
A perturbative method is proposed for the systematic design of mechanical metamaterials, where each element of the discrete model is associated with individual geometric features of the metamaterial, through the weak interaction between the unit cells.
- Kathryn H. Matlack
- , Marc Serra-Garcia
- & Chiara Daraio
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Article |
Exploiting the pliability and lateral mobility of Pickering emulsion for enhanced vaccination
Antigen pliability and lateral mobility in a Pickering emulsion adjuvant may be a safe and effective strategy to enhance adaptive immunity.
- Yufei Xia
- , Jie Wu
- & Guanghui Ma
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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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Perspective |
Leveraging advances in biology to design biomaterials
Advances in biomaterials have enabled control over desired cell responses. Here, the authors highlight key analytical and bioprocessing techniques, outlining a framework for incorporating these tools into designing functionally optimal biomaterials.
- Max Darnell
- & David J. Mooney
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Letter |
Ultrathin graphene-based membrane with precise molecular sieving and ultrafast solvent permeation
Highly laminar graphene oxide flakes (10 to 20 μm in diameter) are fabricated. Reducing flake thickness to 10 nm enables water and organic solvent permeation, enabling the flakes to act as a highly effective organic solvent membrane.
- Q. Yang
- , Y. Su
- & R. R. Nair
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Article |
Beating the thermodynamic limit with photo-activation of n-doping in organic semiconductors
The activation of cleavable organometallic dimers upon exposure to ultraviolet radiation allows air-stable n-type doping of organic materials with electron affinity lower than the expected thermodynamic reducing strength of the dimers.
- Xin Lin
- , Berthold Wegner
- & Antoine Kahn
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Article |
Additively manufactured hierarchical stainless steels with high strength and ductility
3D-printed steels with hierarchically heterogeneous microstructures demonstrate high strength and ductility.
- Y. Morris Wang
- , Thomas Voisin
- & Ting Zhu
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Article |
Flexible shape-memory scaffold for minimally invasive delivery of functional tissues
Cardiac repair usually requires highly invasive interventional procedures. Here, the authors develop an injectable shape-memory cardiac patch and demonstrated its applicability in a myocardial infarction model.
- Miles Montgomery
- , Samad Ahadian
- & Milica Radisic
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Letter |
Modulation of thermal and thermoelectric transport in individual carbon nanotubes by fullerene encapsulation
Encapsulation of single- and double-wall carbon nanotubes in carbon nanocages, which may contain gadolinium or erbium, leads to a reduction of the thermal conductivity and an improved Seebeck coefficient.
- Takashi Kodama
- , Masato Ohnishi
- & Kenneth E. Goodson
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Editorial |
The quantum game
With the launch of the Quantum Technologies Flagship, the European Union is looking to become a major player in the upcoming quantum revolution, reaping benefits both for technology development and wealth creation for the European society.
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Article |
Photoelectrochemical water splitting in separate oxygen and hydrogen cells
Solar water splitting is promising for hydrogen production and solar energy storage, but for large-scale utilization cost must be reduced. A membrane-free approach in separate oxygen and hydrogen cells brings water splitting closer to applications.
- Avigail Landman
- , Hen Dotan
- & Avner Rothschild
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Article |
The microstructure and micromechanics of the tendon–bone insertion
High-resolution imaging, composition analysis and mechanical testing provide a new insight into the structure and function of the Achilles enthesis.
- L. Rossetti
- , L. A. Kuntz
- & A. R. Bausch
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Article |
Antifogging abilities of model nanotextures
The antifogging properties of a structured surface can be considerably enhanced if the feature size is small enough and if the feature shapes are cones rather than cylinders.
- Timothée Mouterde
- , Gaëlle Lehoucq
- & David Quéré
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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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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 |
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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Letter |
Self-organized amniogenesis by human pluripotent stem cells in a biomimetic implantation-like niche
The control of biophysical cues during the culture of human pluripotent stem cells on biomaterial substrates can be used to replicate the in vivo amniogenic environment and direct in vitro generation of early human amniotic tissue.
- Yue Shao
- , Kenichiro Taniguchi
- & Jianping Fu
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Article |
Solution-based electrical doping of semiconducting polymer films over a limited depth
A solution process for the diffusion of dopants in organic semiconducting films over a limited depth has been developed. The method is applied to single polymers and donor–acceptor mixtures, and for the realization of single-layer solar cells.
- Vladimir A. Kolesov
- , Canek Fuentes-Hernandez
- & Bernard Kippelen
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News & Views |
Prime time
In the past decade, artificial materials with unusual wave interactions have significantly evolved and matured. In honour of the tenth anniversary of the premiere metamaterials conference, we look at the directions in which this field is evolving, and its impact on technology.
- Andrea Alù
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Article |
Localized dielectric breakdown and antireflection coating in metal–oxide–semiconductor photoelectrodes
Silicon-based photoelectrodes are attractive for solar fuel production, but suffer from vulnerability to corrosion. Using dielectric breakdown, a generic approach to improve the performance of metal-oxide semiconductor photoelectrodes is proposed.
- Li Ji
- , Hsien-Yi Hsu
- & Edward T. Yu
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Article |
MicroRNA-21 preserves the fibrotic mechanical memory of mesenchymal stem cells
Mesenchymal stem cells primed on soft silicone substrates suppress fibrogenesis and are desensitized against subsequent mechanical activation in vitro and in vivo.
- Chen Xi Li
- , Nilesh P. Talele
- & Boris Hinz
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Letter |
Deterministic encapsulation of single cells in thin tunable microgels for niche modelling and therapeutic delivery
Single cells encapsulated in a layer of alginate and injected intravenously delay clearance kinetics and sustain donor-derived soluble factors in vivo.
- Angelo S. Mao
- , Jae-Won Shin
- & David J. Mooney
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Letter |
Instrumented cardiac microphysiological devices via multimaterial three-dimensional printing
Heart-on-a-chip devices with integrated strain gauges for direct readout of tissue contractile strength allow for multiplexed drug-dose experiments and studies of functional maturation of cardiac tissue.
- Johan U. Lind
- , Travis A. Busbee
- & Kevin K. Parker
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Letter |
Single-platelet nanomechanics measured by high-throughput cytometry
A high-throughput hydrogel-based platelet-contraction cytometer is able to quantify single-platelet contraction forces and may function as a clinical diagnostic biophysical biomarker.
- David R. Myers
- , Yongzhi Qiu
- & Wilbur A. Lam
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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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Article |
Intrusion rheology in grains and other flowable materials
Experiments and simulations show that resistive forces on surfaces moving through granular matter or cohesive media arise as a consequence of local frictional yielding.
- Hesam Askari
- & Ken Kamrin
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Commentary |
Robots with a sense of touch
Tactile sensors provide robots with the ability to interact with humans and the environment with great accuracy, yet technical challenges remain for electronic-skin systems to reach human-level performance.
- Chiara Bartolozzi
- , Lorenzo Natale
- & Giorgio Metta
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Article |
Electrochemical stiffness in lithium-ion batteries
Electrochemically induced stresses in battery electrodes leading to performance degradation are still poorly understood. In situ measurements show that stress scales proportionally with lithium intercalation rate and strain with capacity.
- Hadi Tavassol
- , Elizabeth M. C. Jones
- & Andrew A. Gewirth
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Editorial |
No easy solutions for aerospace
The application of advanced materials in aerospace presents multiple scientific and regulatory challenges that must be addressed.
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Interview |
Understanding a way to fly high
David Rugg is the Senior Engineering Fellow in Materials at Rolls-Royce plc. He talks to Nature Materials about the need to understand scientific fundamentals to develop reliable and high-performance materials for jet engines, and the importance of university collaborations.
- John Plummer
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News & Views |
Single-crystal performance boost
Titanium aluminide alloys are lightweight and have attractive properties for high-temperature applications. A new growth method that enables single-crystal production now boosts their mechanical performance.
- Michael Schütze
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Commentary |
Policy needed for additive manufacturing
The successful adoption of metallic additive manufacturing in aviation will require investment in basic scientific understanding of the process, defining of standards and adaptive regulation.
- Jaime Bonnín Roca
- , Parth Vaishnav
- & M. Granger Morgan
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Commentary |
Alloy design for aircraft engines
Metallic materials are fundamental to advanced aircraft engines. While perceived as mature, emerging computational, experimental and processing innovations are expanding the scope for discovery and implementation of new metallic materials for future generations of advanced propulsion systems.
- Tresa M. Pollock
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Commentary |
Advanced structural ceramics in aerospace propulsion
Humankind's aerospace aspirations are placing unprecedented demands on vehicle propulsion systems. Advanced structural ceramics are playing a key role in addressing these challenges.
- Nitin P. Padture
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Article |
Multiscale metallic metamaterials
A large-area fabrication approach to achieve three-dimensional architectured metamaterials, with structural features spanning seven orders of magnitude, results in advanced mechanical properties, including high elasticity.
- Xiaoyu Zheng
- , William Smith
- & Christopher M. Spadaccini
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Article |
Heterogeneous silicon mesostructures for lipid-supported bioelectric interfaces
A biocompatible and biodegradable mesostructured form of silicon is used to make lipid-bilayer-supported bioelectric interfaces that can optically modulate the electrophysiology of single dorsal root ganglia neurons.
- Yuanwen Jiang
- , João L. Carvalho-de-Souza
- & Bozhi Tian
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Interview |
Metallurgy is key
Metallurgy has been crucial to the development of China and its economy. Ke Lu, director of the Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, talks to Nature Materials about the outlook for metallurgy and materials science in China.
- John Plummer
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Article |
Polysynthetic twinned TiAl single crystals for high-temperature applications
Increasing the temperature of jet engines requires materials that are stable against degradation. Towards this goal, growth of TiAl alloys with high strength and ductility, as well as superior creep resistance, is reported at high temperatures.
- Guang Chen
- , Yingbo Peng
- & C. T. Liu
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Letter |
Mechanosensitive subcellular rheostasis drives emergent single-cell mechanical homeostasis
Single-cell mechanical homeostasis is found to be driven by the mechanosensitive, collective subcellular dynamics of cytoskeletal tension and focal adhesions.
- Shinuo Weng
- , Yue Shao
- & Jianping Fu
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Article |
Bioresorbable silicon electronics for transient spatiotemporal mapping of electrical activity from the cerebral cortex
Arrays of bioresorbable, highly doped silicon electrodes with multiplexing capabilities are used as electrocorticography sensors to perform in vivo, reliable acute and chronic recordings for up to one month before dissolving in the body.
- Ki Jun Yu
- , Duygu Kuzum
- & John A. Rogers
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Letter |
Enhanced ethylene separation and plasticization resistance in polymer membranes incorporating metal–organic framework nanocrystals
The dispersion of metal–organic framework nanocrystals within a polyimide yields membranes for selective chemical separations with strong resistance to plasticization.
- Jonathan E. Bachman
- , Zachary P. Smith
- & Jeffrey R. Long
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News & Views |
Smaller and stronger
Fabrication of an ultra-strong glassy carbon nanolattice with a strut diameter of around 200 nm could stimulate the realization of advanced nanoscale architected materials.
- Xiaoyan Li
- & Huajian Gao
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Review Article |
Metal oxides for optoelectronic applications
Optical transparency, tunable conducting properties and easy processability make metal oxides key materials for advanced optoelectronic devices. This Review discusses recent advances in the synthesis of these materials and their use in applications.
- Xinge Yu
- , Tobin J. Marks
- & Antonio Facchetti
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Article |
Directed migration of cancer cells guided by the graded texture of the underlying matrix
Cell migration can be directed by the gradient of nanoscale features in the underlying extracellular matrix, with the migration direction depending on the material properties of both the cell and the matrix.
- JinSeok Park
- , Deok-Ho Kim
- & Andre Levchenko
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Letter |
Scalable water splitting on particulate photocatalyst sheets with a solar-to-hydrogen energy conversion efficiency exceeding 1%
Photocatalytic water splitting using semiconductors is attractive for converting solar energy into hydrogen. An efficient and scalable system based on particulate photocatalyst sheets is now shown to exhibit energy conversion efficiency exceeding 1%.
- Qian Wang
- , Takashi Hisatomi
- & Kazunari Domen