Large lattice distortions and size-dependent bandgap modulation in epitaxial halide perovskite nanowires

Autor: Eitan Oksenberg, Aboma Merdasa, Lothar Houben, Ifat Kaplan-Ashiri, Amnon Rothman, Ivan G. Scheblykin, Eva L. Unger, Ernesto Joselevich

Publikováno v: Nature Communications, Vol 11, Iss 1, Pp 1-11 (2020)

Metal-halide perovskites are promising photovoltaic materials, but fundamental questions remain open due to their structural complexity. Here the authors show, by correlated microscopy and spectroscopy methods, that epitaxially induced lattice distor

Externí odkaz: https://doaj.org/article/ca5869b9d45f415abccd91a3e796c856

Real-Time Study of Surface-Guided Nanowire Growth by In Situ Scanning Electron Microscopy

Autor: Amnon Rothman, Kristýna Bukvišová, Noya Ruth Itzhak, Ifat Kaplan-Ashiri, Anna Eden Kossoy, Xiaomeng Sui, Libor Novák, Tomáš Šikola, Miroslav Kolíbal, Ernesto Joselevich

Publikováno v: ACS Nano. 16:18757-18766

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f5764ee3c48519ef33be89b064a88def
https://doi.org/10.1021/acsnano.2c07480

In Situ Imaging of Ferroelastic Domain Dynamics in CsPbBr3 Perovskite Nanowires by Nanofocused Scanning X-ray Diffraction

Autor: Jesper Wallentin, Susanna Hammarberg, Alexander Björling, Ernesto Joselevich, Anders Mikkelsen, Eitan Oksenberg, Amnon Rothman, Lucas L.A.B. Marçal, Dmitry Dzhigaev, Eva L. Unger

Publikováno v: ACS Nano

The interest in metal halide perovskites has grown as impressive results have been shown in solar cells, light emitting devices, and scintillators, but this class of materials have a complex crystal structure that is only partially understood. In par

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::47bd581d23bf333e66029e698398d55f
https://doi.org/10.1021/acsnano.0c07426

Kinetics and mechanism of planar nanowire growth

Autor: Amnon Rothman, Ernesto Joselevich, Vladimir G. Dubrovskii

Publikováno v: Proceedings of the National Academy of Sciences
Proc Natl Acad Sci U S A

Surface-guided growth of planar nanowires offers the possibility to control their position, direction, length, and crystallographic orientation and to enable their large-scale integration into practical devices. However, understanding of and control

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e43d67cdb05e514abe553573da3278c7
https://doi.org/10.1073/pnas.1911505116

Kinetics of Guided Growth of Horizontal GaN Nanowires on Flat and Faceted Sapphire Surfaces

Autor: Tomáš Šikola, Jaroslav Maniš, Vladimir G. Dubrovskii, Ernesto Joslevich, Jindřich Mach, Amnon Rothman

Publikováno v: Nanomaterials
Nanomaterials; Volume 11; Issue 3; Pages: 624
Nanomaterials. 2021, vol. 11, issue 3, p. 1-9.
Nanomaterials, Vol 11, Iss 624, p 624 (2021)

The bottom-up assembly of nanowires facilitates the control of their dimensions, structure, orientation and physical properties. Surface-guided growth of planar nanowires has been shown to enable their assembly and alignment on substrates during grow

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4568edb3c0ef251ebc925e0d876893f
https://pubmed.ncbi.nlm.nih.gov/33802317