- 2017-08-15 In situ atomic-scale observation of oxygen-driven core-shell formation in Pt3...
- The catalytic performance of core-shell platinum alloy nanoparticles is typically superior to that of pure platinum nanoparticles for the oxygen reduction reaction in fuel cell cathodes. Thorough unde...
- 2017-08-15 Rationalizing the light-induced phase separation of mixed halide organic–ino...
- Mixed halide hybrid perovskites, CH3NH3Pb(I1−x Br x )3, represent good candidates for low-cost, high efficiency photovoltaic, and light-emitting devices. Their band gaps can be tuned from 1.6 to 2.3 ...
- 2017-08-15 Electromagnetic reprogrammable coding-metasurface holograms
- Metasurfaces have enabled a plethora of emerging functions within an ultrathin dimension, paving way towards flat and highly integrated photonic devices. Despite the rapid progress in this area, simul...
- 2017-08-15 A promising high-energy-density material
- High-energy density materials represent a significant class of advanced materials and have been the focus of energetic materials community. The main challenge in this field is to design and synthesize...
- 2017-08-15 Ionic liquid accelerates the crystallization of Zr-based metal–organic frame...
- The Zr-based metal–organic frameworks are generally prepared by solvothermal procedure. To overcome the slow kinetics of nucleation and crystallization of Zr-based metal–organic frameworks is of gre...
- 2017-08-15 Hole-phonon coupling effect on the band dispersion of organic molecular semic...
- The dynamic interaction between the traveling charges and the molecular vibrations is critical for the charge transport in organic semiconductors. However, a direct evidence of the expected impact of ...
- 2017-08-15 A highly attenuating and frequency tailorable annular hole phononic crystal f...
- Surface acoustic wave (SAW) devices are widely used for signal processing, sensing and increasingly for lab-on-a-chip applications. Phononic crystals can control the propagation of SAW, analogous to p...
- 2017-08-15 Organocatalyzed synthesis of fluorinated poly(aryl thioethers)
- The preparation of high-performance fluorinated poly(aryl thioethers) has received little attention compared to the corresponding poly(aryl ethers), despite the excellent physical properties displayed...
- 2017-08-15 Origin of charge transfer and enhanced electron–phonon coupling in single un...
- Interface charge transfer and electron–phonon coupling have been suggested to play a crucial role in the recently discovered high-temperature superconductivity of single unit-cell FeSe films on SrTiO...
- 2017-08-14 Charge carrier localised in zero-dimensional (CH3NH3)3Bi2I9 clusters
- A metal-organic hybrid perovskite (CH3NH3PbI3) with three-dimensional framework of metal-halide octahedra has been reported as a low-cost, solution-processable absorber for a thin-film solar cell with...
- 2017-08-14 High-T c superconductivity in undoped ThFeAsN
- Unlike the widely studied ReFeAsO series, the newly discovered iron-based superconductor ThFeAsN exhibits a remarkably high critical temperature of 30 K, without chemical doping or external pressure....
- 2017-08-14 Electron ptychographic microscopy for three-dimensional imaging
- Knowing the three-dimensional structural information of materials at the nanometer scale is essential to understanding complex material properties. Electron tomography retrieves three-dimensional stru...
- 2017-08-07 Direct atomic-level insight into the active sites of a high-performance PGM-f...
- Platinum group metal–free (PGM-free) metal-nitrogen-carbon catalysts have emerged as a promising alternative to their costly platinum (Pt)–based counterparts in polymer electrolyte fuel cells (PEFCs...
- 2017-08-07 Visible-light-driven methane formation from CO2 with a molecular iron catalys...
- Converting CO2 into fuel or chemical feedstock compounds could in principle reduce fossil fuel consumption and climate-changing CO2 emissions. One strategy aims for electrochemical conversions powered...
- 2017-07-31 Direct optical lithography of functional inorganic nanomaterials
- Photolithography is an important manufacturing process that relies on using photoresists, typically polymer formulations, that change solubility when illuminated with ultraviolet light. Here, we intro...
- 2017-07-28 Electronic components embedded in a single graphene nanoribbon
- The use of graphene in electronic devices requires a band gap, which can be achieved by creating nanostructures such as graphene nanoribbons. A wide variety of atomically precise graphene nanoribbons ...
- 2017-07-28 Environmentally stable interface of layered oxide cathodes for sodium-ion bat...
- Sodium-ion batteries are strategically pivotal to achieving large-scale energy storage. Layered oxides, especially manganese-based oxides, are the most popular cathodes due to their high reversible ca...
- 2017-07-28 Thermally stable single atom Pt/m-Al2O3 for selective hydrogenation and CO ox...
- Single-atom metal catalysts offer a promising way to utilize precious noble metal elements more effectively, provided that they are catalytically active and sufficiently stable. Herein, we report a sy...
- 2017-07-28 Flexible interlocked porous frameworks allow quantitative photoisomerization ...
- Photochromic molecules have shown much promise as molecular components of stimuli-responsive materials, but despite recent achievements in various photoresponsive materials, quantitative conversion in...
- 2017-07-28 Inverted battery design as ion generator for interfacing with biosystems
- In a lithium-ion battery, electrons are released from the anode and go through an external electronic circuit to power devices, while ions simultaneously transfer through internal ionic media to meet ...