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Themed collection Journal of Materials Chemistry A Emerging Investigators

20 items
Accepted Manuscript - Review Article

From Fullerene Acceptors to Non-Fullerene Acceptors: Prospects and Challenges in the Stability of Organic Solar Cells

Accepted Manuscript - Review Article

Ambient Dinitrogen Electrocatalytic Reduction for Ammonia synthesis

Accepted Manuscript - Review Article

Organic Quinones Towards Advanced Electrochemical Energy Storage: Recent Advances and Challenges

Review Article

Viologen-inspired functional materials: synthetic strategies and applications

Viologen-inspired aromatic molecules, polymers, and functional materials and their versatile applications will be introduced in this review.

Graphical abstract: Viologen-inspired functional materials: synthetic strategies and applications
Communication

Self-assembled propylammonium cations at grain boundaries and the film surface to improve the efficiency and stability of perovskite solar cells

Large size cation (PA) was introduced into the grain boundary and film surface of the 3D perovskite to improve the solar cell efficiency and moisture stability.

Graphical abstract: Self-assembled propylammonium cations at grain boundaries and the film surface to improve the efficiency and stability of perovskite solar cells
Communication

Hollow TiO2 submicrospheres assembled by tiny nanocrystals as superior anode for lithium ion battery

Hollow TiO2 submicrospheres assembled by 10 nm-sized units via a facile hydrothermal strategy exhibit excellent rate capability and long-term stability.

Graphical abstract: Hollow TiO2 submicrospheres assembled by tiny nanocrystals as superior anode for lithium ion battery
Accepted Manuscript - Paper

Visualizing percolation and ion transport in hybrid solid electrolytes for Li-metal batteries

Accepted Manuscript - Paper

Metal-free catalysis driven by boron toward advanced catalytic oxidation

Paper

Nanosheets assembled into nickel sulfide nanospheres with enriched Ni3+ active sites for efficient water-splitting and zinc–air batteries

Nanosheets assembled into nickel sulfide nanospheres were synthesized in a controlled manner, and exhibited superior tri-functional activities owing to optimized binding with hydrogen/oxygen intermediates.

Graphical abstract: Nanosheets assembled into nickel sulfide nanospheres with enriched Ni3+ active sites for efficient water-splitting and zinc–air batteries
Paper

A polyaspartic acid sodium interfacial layer enhances surface trap passivation in perovskite solar cells

A biopolymer PASP layer works effectively to passivate the surface traps in MAPbI3 perovskite solar cells.

Graphical abstract: A polyaspartic acid sodium interfacial layer enhances surface trap passivation in perovskite solar cells
Paper

Rational construction of MoS2/Mo2N/C hierarchical porous tubular nanostructures for enhanced lithium storage

The fabrication of a unique heterostructure composed of MoS2/Mo2N with nitrogen doped carbon was synthesized by a stepwise cooperative assembly-directed strategy.

Graphical abstract: Rational construction of MoS2/Mo2N/C hierarchical porous tubular nanostructures for enhanced lithium storage
Paper

Confinement of subnanometric PdZn at a defect enriched ZnO/ZIF-8 interface for efficient and selective CO2 hydrogenation to methanol

Subnanometric PdZn at a defect enriched ZnO/ZIF-8 interface acts as an efficient and selective catalyst for CO2 hydrogenation to methanol.

Graphical abstract: Confinement of subnanometric PdZn at a defect enriched ZnO/ZIF-8 interface for efficient and selective CO2 hydrogenation to methanol
Paper

Selectivity for ethanol partial oxidation: the unique chemistry of single-atom alloy catalysts on Au, Ag, and Cu(111)

Doping of a strong-binding single-atom element into inert close-packed substrates leads to highly active and selective initial dehydrogenation at the α-C–H site of adsorbed ethanol.

Graphical abstract: Selectivity for ethanol partial oxidation: the unique chemistry of single-atom alloy catalysts on Au, Ag, and Cu(111)
Paper

A CoHCF system with enhanced energy conversion efficiency for low-grade heat harvesting

Cobalt hexacyanoferrate (CoHCF) materials were used for TRECs; when complexed with HCNTs they show higher heat-to-electricity conversion efficiency.

Graphical abstract: A CoHCF system with enhanced energy conversion efficiency for low-grade heat harvesting
Paper

Revealing structure–activity links in hydrazine oxidation: doping and nanostructure in carbide–carbon electrocatalysts

To expand the range of hydrazine oxidation catalysts active in alkaline pH – a key challenge in fuel cell electrocatalysis – we studied the effect of doping on the nanostructure of carbide–carbon composites.

Graphical abstract: Revealing structure–activity links in hydrazine oxidation: doping and nanostructure in carbide–carbon electrocatalysts
Paper

Post-synthesis deposition of mesoporous niobic acid with improved thermal stability by kinetically controlled sol–gel overcoating

An ordered mesoporous niobia catalyst is synthesized by niobia overcoating on silica and shows high activity and stability for acid catalysis.

Graphical abstract: Post-synthesis deposition of mesoporous niobic acid with improved thermal stability by kinetically controlled sol–gel overcoating
Paper

Discovery of a self-healing catalyst for the hydrolytic dehydrogenation of ammonia borane

Sustainable catalysts based on earth-abundant elements are considered as economical alternatives to precious-metal-bearing catalysts and could be impactful for many applications.

Graphical abstract: Discovery of a self-healing catalyst for the hydrolytic dehydrogenation of ammonia borane
Paper

How far does the defect tolerance of lead-halide perovskites range? The example of Bi impurities introducing efficient recombination centers

Experimental and theoretical study on the effect of shallow and deep defects on photovoltaic performance, luminescence, surface photovoltage, and density of states.

Graphical abstract: How far does the defect tolerance of lead-halide perovskites range? The example of Bi impurities introducing efficient recombination centers
Paper

Preparation and characterization of crosslinked poly(vinylimidazolium) anion exchange membranes for artificial photosynthesis

The dependence of small molecule transport on the water content of ion exchange materials frustrates the development of membranes with both high ionic conductivity and low alcohol permeability for artificial photosynthesis devices.

Graphical abstract: Preparation and characterization of crosslinked poly(vinylimidazolium) anion exchange membranes for artificial photosynthesis
Paper

Ultra-stable 4H-gold nanowires up to 800 °C in a vacuum

The in situ TEM observation disclosed that the 4H-phase Au nanowire can maintain stable ABCB stacking up to 800 °C without significant phase changes or melting.

Graphical abstract: Ultra-stable 4H-gold nanowires up to 800 °C in a vacuum
20 items

About this collection

Journal of Materials Chemistry A is proud to present this themed issue highlighting 2019’s rising stars of materials chemistry research. This issue gathers the very best work from materials chemists in the early stages of their independent career.

Each contributor was recommended by experts in their fields as carrying out work with the potential to influence future directions in materials chemistry. Congratulations to all of those who feature on their important work so far in the field of materials energy and sustainability.

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