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Themed collection Perovskites march on

20 items
Open Access Editorial

Perovskites march on: a themed collection

Perovskite-based materials enable solar cells with improved stability and flexibility, which are now considered as the most promising optoelectronic materials for future applications.

Graphical abstract: Perovskites march on: a themed collection
From the themed collection: Perovskites march on
Open Access Perspective

Doping strategies for small molecule organic hole-transport materials: impacts on perovskite solar cell performance and stability

Dopants for small molecule-based organic hole-transport layers impact both perovskite solar cells initial performance and long-term stability.

Graphical abstract: Doping strategies for small molecule organic hole-transport materials: impacts on perovskite solar cell performance and stability
From the themed collection: Most popular 2019-2020 review articles
Open Access Perspective

Metal halide perovskite nanomaterials: synthesis and applications

The different synthesis approaches and growth mechanisms of metal halide perovskites will be discussed along with their novel characteristics and applications.

Graphical abstract: Metal halide perovskite nanomaterials: synthesis and applications
From the themed collection: Perovskites march on
Open Access Minireview

Efficiency vs. stability: dopant-free hole transporting materials towards stabilized perovskite solar cells

Doping of hole transporting materials typically increases the efficiency of perovskite solar cells but remains questionable for overall device stability.

Graphical abstract: Efficiency vs. stability: dopant-free hole transporting materials towards stabilized perovskite solar cells
From the themed collection: Most popular 2019-2020 review articles
Open Access Minireview

Synthesis and applications of nanoporous perovskite metal oxides

Perovskite-type metal oxides have been widely investigated and applied in various fields in the past several decades due to their extraordinary variability of compositions and structures with targeted physical and chemical properties (e.g., redox behaviour, oxygen mobility, electronic and ionic conductivity).

Graphical abstract: Synthesis and applications of nanoporous perovskite metal oxides
From the themed collection: Perovskites march on
Open Access Edge Article

A pencil-and-paper method for elucidating halide double perovskite band structures

Explaining most known double perovskite electronic structures and predicting new ones using Linear Combination of Atomic Orbitals analysis.

Graphical abstract: A pencil-and-paper method for elucidating halide double perovskite band structures
From the themed collection: Perovskites march on
Open Access Edge Article

Metal-free perovskites for non linear optical materials

We identify the existence of nonlinear optical (NLO) activity in a number of novel ABX3-type metal-free perovskites, where A is a highly tuneable organic cation, B is a NH4 cation and X is a halide anion.

Graphical abstract: Metal-free perovskites for non linear optical materials
From the themed collection: Perovskites march on
Open Access Edge Article

A structure–property study of fluoranthene-cored hole-transporting materials enables 19.3% efficiency in dopant-free perovskite solar cells

A systematic structure–property correlation study was conducted to preliminarily elucidate an inherent regularity governing the structure of dopant-free HTMs.

Graphical abstract: A structure–property study of fluoranthene-cored hole-transporting materials enables 19.3% efficiency in dopant-free perovskite solar cells
From the themed collection: In celebration of Chinese New Year
Open Access Edge Article

On the absence of a phonon bottleneck in strongly confined CsPbBr3 perovskite nanocrystals

Strongly confined CsPbBr3 perovskite nanocrystals exhibit sub-ps hot exciton relaxation dynamics and the absence of a phonon bottleneck.

Graphical abstract: On the absence of a phonon bottleneck in strongly confined CsPbBr3 perovskite nanocrystals
From the themed collection: Perovskites march on
Open Access Edge Article

Facile synthesis of 1D organic–inorganic perovskite micro-belts with high water stability for sensing and photonic applications

The development of low-dimensional perovskite micro/nanostructures with high water stability for novel photonic/electronic applications is highly desirable.

Graphical abstract: Facile synthesis of 1D organic–inorganic perovskite micro-belts with high water stability for sensing and photonic applications
Open Access Edge Article

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency and high chemical yield is described.

Graphical abstract: Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency
From the themed collection: Perovskites march on
Open Access Edge Article

Picosecond multi-hole transfer and microsecond charge-separated states at the perovskite nanocrystal/tetracene interface

Picosecond hole transfer and microsecond charge-separated states were observed at the perovskite nanocrystal/tetracene interface, which are leveraged to demonstrate the dissociation of up to 5.6 excitons per nanocrystal by multi-hole transfer.

Graphical abstract: Picosecond multi-hole transfer and microsecond charge-separated states at the perovskite nanocrystal/tetracene interface
From the themed collection: Perovskites march on
Open Access Edge Article

Low cost and stable quinoxaline-based hole-transporting materials with a D–A–D molecular configuration for efficient perovskite solar cells

Molecular hole-transporting materials containing a weak electron acceptor core can simultaneously improve the stability and photovoltaic performance of perovskite solar cells.

Graphical abstract: Low cost and stable quinoxaline-based hole-transporting materials with a D–A–D molecular configuration for efficient perovskite solar cells
From the themed collection: Perovskites march on
Open Access Edge Article

A first-principles prediction on the “healing effect” of graphene preventing carrier trapping near the surface of metal halide perovskites

We introduce a healing effect of graphene preventing carrier trapping by the defects near the surface of metal halide perovskites.

Graphical abstract: A first-principles prediction on the “healing effect” of graphene preventing carrier trapping near the surface of metal halide perovskites
From the themed collection: Perovskites march on
Open Access Edge Article

Fluoranthene-based dopant-free hole transporting materials for efficient perovskite solar cells

Unreported 2,3-dicyano-fluoranthene was first prepared as an efficient electron-withdrawing building block for constructing D–A type dopant-free hole transporting materials.

Graphical abstract: Fluoranthene-based dopant-free hole transporting materials for efficient perovskite solar cells
From the themed collection: Perovskites march on
Open Access Edge Article

3D hole-transporting materials based on coplanar quinolizino acridine for highly efficient perovskite solar cells

A new concept of HTMs for PSCs: a 3D structure with a core of coplanar quinolizino is firstly put forward and demonstrated to be highly effective, and it is derived from the conventional concept of 2D triphenylamine HTM.

Graphical abstract: 3D hole-transporting materials based on coplanar quinolizino acridine for highly efficient perovskite solar cells
From the themed collection: Perovskites march on
Open Access Edge Article

Amino-functionalized conjugated polymer electron transport layers enhance the UV-photostability of planar heterojunction perovskite solar cells

Long-term photostability and high performance were achieved by perovskite solar cells with an amino-functionalized conjugated polymer as a new electron transport layer.

Graphical abstract: Amino-functionalized conjugated polymer electron transport layers enhance the UV-photostability of planar heterojunction perovskite solar cells
From the themed collection: Perovskites march on
Open Access Edge Article

Colloidal thallium halide nanocrystals with reasonable luminescence, carrier mobility and diffusion length

Colloidal TlI and TlBr nanocrystals are prepared, which show violet-blue luminescence, high carrier mobility and long diffusion lengths thus suggesting the suppression of deep-trap states.

Graphical abstract: Colloidal thallium halide nanocrystals with reasonable luminescence, carrier mobility and diffusion length
From the themed collection: Perovskites march on
Open Access Edge Article

Energy and charge transfer cascade in methylammonium lead bromide perovskite nanoparticle aggregates

Evidence for an ultrafast light-induced cascade of energy and charge transfer between aggregated quantum-confined nanoplatelets and nanoparticles of CH3NH3PbBr3 perovskite.

Graphical abstract: Energy and charge transfer cascade in methylammonium lead bromide perovskite nanoparticle aggregates
From the themed collection: Perovskites march on
Open Access Edge Article

Indolo[3,2-b]indole-based crystalline hole-transporting material for highly efficient perovskite solar cells

A fluorinated indolo[3,2-b]indole (IDID) derivative is prepared as a crystalline hole transporting material for perovskite solar cells. A fluorinated IDID backbone enables a tight molecular stacking by π–π interaction. The device fabricated using IDIDF exhibits a PCE of 19%.

Graphical abstract: Indolo[3,2-b]indole-based crystalline hole-transporting material for highly efficient perovskite solar cells
From the themed collection: Perovskites march on
20 items

About this collection

Perovskite-based materials enable solar cells with improved stability and flexibility, which are now considered as the most promising optoelectronic materials for future applications. This themed collection, curated by Associate Editor Jihong Yu, showcases some of our recent work in this area, and is accompanied by a video abstract.

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