The physical significance of imaginary phonon modes in crystals

I Pallikara, P Kayastha, JM Skelton… - Electronic …, 2022 - iopscience.iop.org
The lattice vibrations (phonon modes) of crystals underpin a large number of material
properties. The harmonic phonon spectrum of a solid is the simplest description of its …

Perovskite smart windows: the light manipulator in energy‐efficient buildings

S Liu, Y Du, R Zhang, H He, A Pan, TC Ho… - Advanced …, 2024 - Wiley Online Library
Uncontrolled sunlight entering through windows contributes to substantial heating and
cooling demands in buildings, which leads to high energy consumption from the buildings …

All-inorganic halide perovskites for air-processed “n–i–p” monolithic perovskite/organic hybrid tandem solar cells exceeding 23% efficiency

SS Mali, JV Patil, JA Steele, MK Nazeeruddin… - Energy & …, 2024 - pubs.rsc.org
All-perovskite tandem solar cells recently surpassed 26% power conversion efficiency using
a Sn (II)-based halide perovskite rear subcell, which introduces several issues related to the …

Successes and challenges of core/shell lead halide perovskite nanocrystals

GH Ahmed, J Yin, OM Bakr, OF Mohammed - ACS Energy Letters, 2021 - ACS Publications
Newly emerging perovskite nanocrystals (NCs) have shown a huge potential to be utilized in
a gamut of optoelectronic devices due to their superior photoluminescence quantum yield …

Ferroelectricity in a semiconducting all-inorganic halide perovskite

Y Zhang, E Parsonnet, A Fernandez, SM Griffin… - Science …, 2022 - science.org
Ferroelectric semiconductors are rare materials with both spontaneous polarizations and
visible light absorptions that are promising for designing functional photoferroelectrics, such …

How to GIWAXS: Grazing Incidence Wide Angle X‐Ray Scattering Applied to Metal Halide Perovskite Thin Films

JA Steele, E Solano, D Hardy, D Dayton… - Advanced Energy …, 2023 - Wiley Online Library
The frequency of reports utilizing synchrotron‐based grazing incident wide angle X‐ray
scattering (GIWAXS) to study metal halide perovskite thin films has exploded recently, as this …

α-Halo Ketone for Polyhedral Perovskite Nanocrystals: Evolutions, Shape Conversions, Ligand Chemistry, and Self-Assembly

S Bera, RK Behera, N Pradhan - Journal of the American …, 2020 - ACS Publications
Bright lead halide perovskite nanocrystals, which have been extensively studied in the past
5 years, are mostly confined to a six faceted hexahedron (cube/platelet) shape. With …

Stimuli-responsive switchable halide perovskites: Taking advantage of instability

AA Zhumekenov, MI Saidaminov, OF Mohammed… - Joule, 2021 - cell.com
Halide perovskites have recently shown potential as stimuli-responsive materials (SRMs) for
a range of important technologies such as smart windows, memory devices, data storage …

Tunable luminescence and enhanced polar solvent resistance of perovskite nanocrystals achieved by surface-initiated photopolymerization

X Jin, K Ma, H Gao - Journal of the American Chemical Society, 2022 - ACS Publications
Colloidal lead halide perovskite nanocrystals (PNCs) have demonstrated great potential as
materials of light-emitting diodes if their colloidal and compositional instability could be …

The Landé factors of electrons and holes in lead halide perovskites: universal dependence on the band gap

E Kirstein, DR Yakovlev, MM Glazov, EA Zhukov… - Nature …, 2022 - nature.com
The Landé or g-factors of charge carriers are decisive for the spin-dependent phenomena in
solids and provide also information about the underlying electronic band structure. We …