170 citations · 308 across the 7 of their papers we have counts for
9 papers
Hybrid Physics-Machine Learning Models for Quantitative Electron Diffraction Refinements
Shreshth A. Malik, Tiarnan A. S. Doherty, Benjamin Colmey +3
High-fidelity electron microscopy simulations required for quantitative crystal structure refinements face a fundamental challenge: while physical interactions are well-described t…
Visualizing Nanodomain Superlattices in Halide Perovskites Giving Picosecond Quantum Transients
Dengyang Guo, Thomas A. Selby, Simon Kahmann +21
The high optoelectronic quality of halide perovskites lends them to be utilized in optoelectronic devices and recently in emerging quantum emission applications. Advancements in pe…
Imaging Light-Induced Migration of Dislocations in Halide Perovskites with 3D Nanoscale Strain Mapping
Kieran W. P. Orr, Jiecheng Diao, Muhammad Naufal Lintangpradipto +14
In recent years, halide perovskite materials have been used to make high performance solar cell and light-emitting devices. However, material defects still limit device performance…
Unveiling the interaction mechanisms of electron and X-ray radiation with halide perovskite semiconductors using scanning nano-probe diffraction
Jordi Ferrer Orri, Tiarnan A. S. Doherty, Duncan Johnstone +5
The interaction of high-energy electrons and X-ray photons with soft semiconductors such as halide perovskites is essential for the characterisation and understanding of these opto…
Unraveling the varied nature and roles of defects in hybrid halide perovskites with time-resolved photoemission electron microscopy
Sofiia Kosar, Andrew J. Winchester, Tiarnan A. S. Doherty +9
With rapidly growing photoconversion efficiencies, hybrid perovskite solar cells have emerged as promising contenders for next generation, low-cost photovoltaic technologies. Yet,…
Local Nanoscale Defective Phase Impurities Are the Sites of Degradation in Halide Perovskite Devices
Stuart Macpherson, Tiarnan A. S. Doherty, Andrew J. Winchester +12
Halide perovskites excel in the pursuit of highly efficient thin film photovoltaics, with power conversion efficiencies reaching 25.5% in single junction and 29.5% in tandem halide…
Nanoscale Chemical Heterogeneity Dominates the Optoelectronic Response over Local Electronic Disorder and Strain in Alloyed Perovskite Solar Cells
Kyle Frohna, Miguel Anaya, Stuart Macpherson +7
Halide perovskites perform remarkably in optoelectronic devices including tandem photovoltaics. However, this exceptional performance is striking given that perovskites exhibit dee…
Revealing nanomechanical domains and their transient behavior in mixed-halide perovskite films
Ioanna Mela, Chetan Poudel, Miguel Anaya +6
Halide perovskites are a versatile class of semiconductors employed for high performance emerging optoelectronic devices, including flexoelectric systems, yet the influence of thei…
Identifying and reducing interfacial losses to enhance color-pure electroluminescence in blue-emitting perovskite nanoplatelet light-emitting diodes
Robert L. Z. Hoye, May-Ling Lai, Miguel Anaya +12
Perovskite nanoplatelets (NPls) hold great promise for light-emitting applications, having achieved high photoluminescence quantum efficiencies (PLQEs) approaching unity in the blu…