Themed collection Celebrating materials science in Japan and South Korea
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Implementation of heteroatom-doped nanomaterial/core–shell nanostructure based electrocatalysts for fuel cells and metal-ion/air/sulfur batteries
This review article deeply focuses on the use of heteroatom-doped nanomaterials and core–shell nanostructures for various kinds of fuel cell and battery applications.
Mater. Adv., 2022,3, 6096-6124
https://doi.org/10.1039/D2MA00390B
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Tannin as a renewable raw material for adhesive applications: a review
Greener methods for the extraction and isolation of tannin, and it's state of art in adhesive technology.
Mater. Adv., 2022,3, 3365-3388
https://doi.org/10.1039/D1MA00841B
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Co-assembling system that exhibits bright circularly polarized luminescence
A co-assembling system composed of a nonchiral metal-free dye and chiral-molecular-assembly template can be a promising candidate for circularly-polarized luminescent materials with both a high luminescence dissymmetry factor and strong emission.
Mater. Adv., 2022,3, 3123-3127
https://doi.org/10.1039/D2MA00002D
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Organic charge transfer complex at the boundary between superconductors and insulators: critical role of a marginal part of the conduction pathways
We have found that the electrical properties of an organic charge transfer salt are qualitatively affected by slight differences in the conformation of one of the ethylene groups, which is not involved in the conduction pathways.
Mater. Adv., 2022,3, 1506-1511
https://doi.org/10.1039/D1MA00933H
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Exploring the effect of partial B-site Al3+–Mg2+ dual substitution on optoelectronic, surface, and photocatalytic properties of BaTaO2N
The effect of the Al3+–Mg2+ cosubstituent ratio on the optoelectronic, surface, and photocatalytic properties of BaTaO2N is studied.
Mater. Adv., 2022,3, 7348-7359
https://doi.org/10.1039/D2MA00611A
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Elucidation of the mechanism for maintaining ultrafast domain wall mobility over a wide temperature range
To achieve a 20 Gbps data rate using the upcoming 5G communication standard, it is crucial to recognize a domain wall (DW) velocity (vDW) of 1200 m s−1.
Mater. Adv., 2022,3, 7028-7036
https://doi.org/10.1039/D2MA00273F
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Crystal actuation switching by crystal thickness and light wavelength
Light driven crystal actuators, where bending direction and speed are controlled by crystal thickness and light wavelength, are fabricated.
Mater. Adv., 2022,3, 7098-7106
https://doi.org/10.1039/D2MA00825D
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White light emission generated by two stacking patterns of a single organic molecular crystal
In this study, a new type of single-molecule white luminescence is presented. This luminescence is accomplished by dual emission from two different stacking patterns having different overlapping areas in the crystal.
Mater. Adv., 2022,3, 6466-6473
https://doi.org/10.1039/D2MA00670G
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Residual strain reduction leads to efficiency and operational stability improvements in flexible perovskite solar cells
Efficient and stable flexible perovskite solar cells were fabricated with reduced residual strain by pre-applying strain on the flexible substrate. The flexible cells showed efficiencies of up to 18.7% and operational stability lifetime exceeding 700 h.
Mater. Adv., 2022,3, 6316-6323
https://doi.org/10.1039/D2MA00431C
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Paramagnetic ultrasmall Ho2O3 and Tm2O3 nanoparticles: characterization of r2 values and in vivo T2 MR images at a 3.0 T MR field
Paramagnetic ultrasmall Ho2O3 and Tm2O3 nanoparticles grafted with various hydrophilic and biocompatible ligands as a new class of efficient T2 MRI contrast agents were investigated in this study.
Mater. Adv., 2022,3, 5857-5870
https://doi.org/10.1039/D2MA00322H
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Green and effective synthesis of gold nanoparticles as an injectable fiducial marker for real-time image gated proton therapy
Fiducial markers are crucial for reducing damage to surrounding healthy tissues in real-time image gated proton therapy (RGPT) by boosting geometric accuracy and precision.
Mater. Adv., 2022,3, 5430-5441
https://doi.org/10.1039/D2MA00172A
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Exploration of charge transport materials to improve the radiation tolerance of lead halide perovskite solar cells
Towards the application of perovskite solar cells (PSCs) in space, we extensively investigated the effects of electron beam irradiation on binary-mixed PSCs with various hole- and electron-transport materials.
Mater. Adv., 2022,3, 4861-4869
https://doi.org/10.1039/D2MA00385F
Constructing effective ion channels in anion exchange membranes via exfoliated nanosheets towards improved conductivity for alkaline fuel cells
A series of quaternized polysulfone (QPS)-based composite membranes containing various amounts of functionalized graphitic carbon nitride (f-g-C3N4) nanosheets were synthesized.
Mater. Adv., 2022,3, 4908-4919
https://doi.org/10.1039/D1MA01244D
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The role of surface oxides and stabilising carboxylic acids of copper nanoparticles during low-temperature sintering
1-Hexanoic acid stabilised copper nanoparticles were obtained. Cu64O phase could be found on the particle surface. During sintering, the stabilising molecule, 1-hexanoic acid, reduced Cu64O to Cu and it introduced neckings between the particles.
Mater. Adv., 2022,3, 4802-4812
https://doi.org/10.1039/D1MA01242H
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Fabrication of solution-processable OFET memory using a nano-floating gate based on a phthalocyanine-cored star-shaped polymer
A simple one-pot solution-processed OFET memory device has been fabricated based on the vertical phase separation of phthalocyanine-cored star-shaped polystyrene and an organic semiconductor.
Mater. Adv., 2022,3, 3128-3134
https://doi.org/10.1039/D1MA01081F
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Emulating the short-term plasticity of a biological synapse with a ruthenium complex-based organic mixed ionic–electronic conductor
This study provides an organic mixed ionic–electronic conductor (OMIEC) memristor based on Ru(bpy)3(PF6)2 as an organic active layer to mimic the STP of a biological synapse.
Mater. Adv., 2022,3, 2827-2837
https://doi.org/10.1039/D1MA01078F
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Synthesis of an AlI3-doped Li2S positive electrode with superior performance in all-solid-state batteries
A (100 − x)Li2S·xAlI3 (0 ≤ x ≤ 30) positive electrode was prepared by the planetary ball-milling method for application in all-solid-state Li–S batteries.
Mater. Adv., 2022,3, 2488-2494
https://doi.org/10.1039/D1MA01228B