Stepan Demchyshyn
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View article: Photochemical Control of Perovskite Crystal Formation at Room Temperature
Photochemical Control of Perovskite Crystal Formation at Room Temperature Open
Lead halide perovskites combine outstanding optoelectronic performance with low‐cost and scalable manufacturing routes. However, their commercial success remains limited by a still‐evolving understanding of crystallization dynamics, a lack…
View article: Advanced Mycelium Skins for Sustainable Electronics
Advanced Mycelium Skins for Sustainable Electronics Open
Developing sustainable substrates for electronics is key to reduce the global reliance on fossil‐based synthetic polymers. Mycelium‐based materials are emerging as promising alternatives as they up‐cycle agricultural wastes and offer biode…
View article: The Role of Alpha‐Methylbenzyl Ammonium Iodide to Reduce Defect Densities in Perovskite Devices
The Role of Alpha‐Methylbenzyl Ammonium Iodide to Reduce Defect Densities in Perovskite Devices Open
Hybrid organic–inorganic perovskite photovoltaic has achieved unmatched power conversion efficiency (PCE) improvement in the last decade. Nevertheless, nonradiative recombination of charge carriers due to bulk and interface defects reduces…
View article: An autonomous wearable biosensor powered by a perovskite solar cell
An autonomous wearable biosensor powered by a perovskite solar cell Open
View article: Elucidating the Origins of High Preferential Crystal Orientation in Quasi‐2D Perovskite Solar Cells
Elucidating the Origins of High Preferential Crystal Orientation in Quasi‐2D Perovskite Solar Cells Open
Incorporating large organic cations to form 2D and mixed 2D/3D structures significantly increases the stability of perovskite solar cells. However, due to their low electron mobility, aligning the organic sheets to ensure unimpeded charge …
View article: iSens: A Fiber‐Based, Highly Permeable and Imperceptible Sensor Design (Adv. Mater. 37/2021)
iSens: A Fiber‐Based, Highly Permeable and Imperceptible Sensor Design (Adv. Mater. 37/2021) Open
Paper-Based Sensors iSens are flexible, foldable, and translucent paper-based sensors. The porous substrates consist of a fiber structure that is highly permeable to liquids. Interdigital electrodes made of ultrathin copper are individuall…
View article: iSens: A Fiber‐Based, Highly Permeable and Imperceptible Sensor Design
iSens: A Fiber‐Based, Highly Permeable and Imperceptible Sensor Design Open
Embedded sensors are key to optimizing processes and products; they collect data that allow time, energy, and materials to be saved, thereby reducing costs. After production, they remain in place and are used to monitor the long‐term struc…
View article: Designing Ultraflexible Perovskite X‐Ray Detectors through Interface Engineering
Designing Ultraflexible Perovskite X‐Ray Detectors through Interface Engineering Open
X‐ray detectors play a pivotal role in development and advancement of humankind, from far‐reaching impact in medicine to furthering the ability to observe distant objects in outer space. While other electronics show the ability to adapt to…
View article: Soft Robots: Stretchable Polymerized High Internal Phase Emulsion Separators for High Performance Soft Batteries (Adv. Energy Mater. 19/2020)
Soft Robots: Stretchable Polymerized High Internal Phase Emulsion Separators for High Performance Soft Batteries (Adv. Energy Mater. 19/2020) Open
The image representing article number 2000467 by Martin Kaltenbrunner and co-workers shows the mixing of the two phases that form a polyHIPE, a process in which UV-curable monomers and an electrolyte solution are brought together, to form …
View article: Stretchable Polymerized High Internal Phase Emulsion Separators for High Performance Soft Batteries
Stretchable Polymerized High Internal Phase Emulsion Separators for High Performance Soft Batteries Open
Powering soft embodiments of robots, machines and electronics is a key issue that impacts emerging human friendly forms of technologies. Batteries as energy source enable their untethered operation at high power density but must be rendere…
View article: Proteinogenic Amino Acid Assisted Preparation of Highly Luminescent Hybrid Perovskite Nanoparticles
Proteinogenic Amino Acid Assisted Preparation of Highly Luminescent Hybrid Perovskite Nanoparticles Open
Versatile approaches to nanoparticle synthesis offer unprecedented opportunities for the development of optoelectronics, photonics, and biosciences. With the current advancement of hybrid organic–inorganic metal halide perovskites, the nex…
View article: Confining metal-halide perovskites in nanoporous thin films
Confining metal-halide perovskites in nanoporous thin films Open
In situ perovskite nanocrystal formation within nanoporous thin films allows emission color tuning in optoelectronic devices.