1.2k citations · 3.9k across the 39 of their papers we have counts for
43 papers
Fast near-infrared photodetectors based on nontoxic and solution-processable AgBiS2
Yi-Teng Huang, Davide Nodari, Francesco Furlan +9
Solution-processable near-infrared (NIR) photodetectors are urgently needed for a wide range of next-generation electronics, including sensors, optical communications and bioimagin…
Ultrafast In vivo Transient Absorption Spectroscopy
Tomi K. Baikie, Darius Kosmützky, Joshua M. Lawrence +11
Transient absorption (TA) spectroscopy has proved fundamental to our understanding of energy and charge transfer in biological systems, allowing measurements of photoactive protein…
Correlating activity and defects in (photo)electrocatalysts using in-situ transient optical microscopy
Camilo A. Mesa, Michael Sachs, Ernest Pastor +8
(Photo)electrocatalysts capture sunlight and use it to drive chemical reactions such as water splitting to produce H2. A major factor limiting photocatalyst development is their la…
Tailoring Interlayer Charge Transfer Dynamics in 2D Perovskites with Electroactive Spacer Molecules
Yorrick Boeije, Wouter T. M. Van Gompel, Youcheng Zhang +18
The family of hybrid organic-inorganic lead-halide perovskites are the subject of intense interest for optoelectronic applications, from light-emitting diodes to photovoltaics to X…
Generalised Framework for Controlling and Understanding Ion Dynamics with Passivated Lead Halide Perovskites
Tomi K. Baikie, Philip Calado, Krzysztof Galkowski +11
Metal halide perovskite solar cells have gained widespread attention due to their high efficiency and high defect tolerance. The absorbing perovskite layer is as a mixed electron-i…
Optical Efficiency Measurements of Large Area Luminescent Solar Concentrators
Tomi K. Baikie, James Xiao, Bluebell Drummond +2
Luminescent solar concentrators (LSCs) are able to concentrate both direct and diffuse solar radiation and this ability has led to great interest in using them to improve solar ene…
Chemical treatments of Monolayer Transition Metal Dichalcogenides and Their Prospect in Optoelectronic Applications
Zhaojun Li, Hope Bretscher, Akshay Rao
The interest in obtaining high-quality monolayer transition metal dichalcogenides (TMDs) for optoelectronic device applications has been growing dramatically. However, the prevalen…
Local Symmetry Breaking Drives Picosecond Spin Domain Formation in Polycrystalline Semiconducting Films
Arjun Ashoka, Satyawan Nagane, Nives Strkalj +6
Photoinduced spin-charge interconversion in semiconductors with spin-orbit coupling could provide a route to optically addressable spintronics without the use of external magnetic…
Thermodynamic Limits of Photon-Multiplier Luminescent Solar Concentrators
Tomi K Baikie, Arjun Ashoka, Akshay Rao +1
Luminescent solar concentrators (LSCs) are theoretically able to concentrate both direct and diffuse solar radiation with extremely high efficiencies. Photon-multiplier luminescent…
Photosynthesis re-wired on the pico-second timescale
Tomi K. Baikie, Laura T. Wey, Hitesh Medipally +7
Photosystems II and I (PSII and PSI) are the reaction centre complexes that drive the light reactions of photosynthesis. PSII performs light-driven water oxidation (quantum efficie…
Photophysical comparison of liquid and mechanically exfoliated WS monolayers
Zhaojun Li, Farnia Rashvand, Hope Bretscher +4
Semiconducting transition metal dichalcogenides (TMDs) are desired as active materials in optoelectronic devices due to their strong excitonic effects. They can be exfoliated from…
Tuning the coherent propagation of organic exciton-polaritons through dark state delocalization
Raj Pandya, Arjun Ashoka, Kyriacos Georgiou +7
While there have been numerous reports of long-range polariton transport at room-temperature in organic cavities, the spatio-temporal evolution of the propagation is scarcely repor…
Operando monitoring of single-particle kinetic state-of-charge heterogeneities and cracking in high-rate Li-ion anodes
Alice J. Merryweather, Quentin Jacquet, Steffen P. Emge +3
Recent years have seen a rapidly escalating demand for battery technologies capable of storing more energy, charging more quickly and having longer usable lifetimes, driven largely…
Dielectric control of reverse intersystem crossing in thermally-activated delayed fluorescence emitters
Alexander J. Gillett, Anton Pershin, Raj Pandya +12
Thermally-activated delayed fluorescence (TADF) enables organic semiconductors with charge transfer (CT)-type excitons to convert dark triplet states into bright singlets via a rev…
Untargeted Effects in Organic Exciton-Polariton Transient Spectroscopy: A Cautionary Tale
Scott Renken, Raj Pandya, Kyriacos Georgiou +6
Strong light-matter coupling to form exciton- and vibropolaritons is increasingly touted as a powerful tool to alter the fundamental properties of organic materials. It is proposed…
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…
Understanding the chemical mechanism behind photo-induced enhanced Raman spectroscopy
Junzhi Ye, Rakesh Arul, Michel K. Nieuwoudt +3
Photo-Induced Enhanced Raman Spectroscopy (PIERS) is a new surface enhanced Raman spectroscopy (SERS) modality with an order-of-magnitude Raman signal enhancement of adsorbed analy…
Operando optical tracking of single-particle ion dynamics and phase transitions in battery electrodes
Alice J. Merryweather, Christoph Schnedermann, Quentin Jacquet +2
Key to advancing lithium-ion battery technology, and in particular fast charging capabilities, is our ability to follow and understand the dynamic processes occurring in operating…
The role of charge recombination to spin-triplet excitons in non-fullerene acceptor organic solar cells
Alexander J. Gillett, Alberto Privitera, Rishat Dilmurat +15
The power conversion efficiencies (PCEs) of organic solar cells (OSCs) using non-fullerene acceptors (NFAs) have now reached 18%. However, this is still lower than inorganic solar…
How Does the Symmetry of S1 Influence Exciton Transport in Conjugated Polymers?
Raj Pandya, Antonios M. Alvertis, Qifei Gu +7
Many optoelectronic devices based on organic materials require rapid and long-range singlet exciton transport. Key factors that control the transport of singlet excitons includes t…
Mechanistic Insight to the Chemical Treatments of Monolayer Transition Metal Disulfides for Photoluminescence Enhancement
Zhaojun Li, Hope Bretscher, Yunwei Zhang +5
There is a growing interest in obtaining high quality monolayer transition metal disulfides (TMDSs) for optoelectronic device applications. Surface chemical treatments using a rang…
Ligand Directed Self-Assembly of Bulk Organic-Semiconductor/Quantum-Dot Blend Films Enables Near Quantitative Harvesting of Triplet Excitons
Jesse Allardice, Victor Gray, Simon Dowland +12
Singlet fission (SF), an exciton multiplication process occurring in organic semiconductors, offers a way to break the Shockley-Queisser limit in single-bandgap photovoltaics (PV).…
Efficient Energy Transport in an Organic Semiconductor Mediated by Transient Exciton Delocalization
Alexander J. Sneyd, Tomoya Fukui, David Palecek +15
Efficient energy transport is highly desirable for organic semiconductor (OSC) devices such as photovoltaics, photodetectors, and photocatalytic systems. However, photo-generated e…
Directed Energy Transfer from Monolayer to NIR Emitting PbS-CdS Quantum Dots
Arelo O. A Tanoh, Nicolas Gauriot, Géraud Delport +9
Heterostructures of two-dimensional (2D) transition metal dichalcogenides (TMDs) and inorganic semiconducting zero-dimensional (0D) quantum dots (QDs) offer unique charge and energ…