A5001774606- Conducting polymers and applications
- Organic Electronics and Photovoltaics
- Advanced Sensor and Energy Harvesting Materials
- Molecular Junctions and Nanostructures
- Analytical Chemistry and Sensors
- Gas Sensing Nanomaterials and Sensors
- Advanced Chemical Sensor Technologies
- Supercapacitor Materials and Fabrication
- Magnetism in coordination complexes
- Perovskite Materials and Applications
- Metal-Organic Frameworks: Synthesis and Applications
- Organic Light-Emitting Diodes Research
- Nanowire Synthesis and Applications
- Advanced Memory and Neural Computing
- Photoreceptor and optogenetics research
- X-ray Diffraction in Crystallography
- Photochromic and Fluorescence Chemistry
- Metamaterials and Metasurfaces Applications
- Force Microscopy Techniques and Applications
- Advanced Photocatalysis Techniques
- Organic Chemistry Cycloaddition Reactions
- Electronic and Structural Properties of Oxides
- Plasmonic and Surface Plasmon Research
- Neuroscience and Neural Engineering
- MXene and MAX Phase Materials
Linköping University
2023-2025
Wallenberg Wood Science Center
2023-2025
University of Manchester
2020-2024
École Polytechnique Fédérale de Lausanne
2015-2022
Charles Humbert 8
2020
Institut de Chimie
2017
University of Lausanne
2017
Abstract Solution processable organic semiconductors are well‐established as high‐performance materials for inexpensive and scalable solar energy conversion in photovoltaic (OPV) devices, but their promise the economic of into chemical (solar fuels) has only recently been recognized. Herein, main approaches employing semiconductor‐based devices toward H 2 generation via water splitting compared performance demonstrations reviewed. OPV‐biased electrolysis is seen to advance significantly with...
As organic semiconductors attract increasing attention to application in the fields of bioelectronics and artificial photosynthesis, understanding factors that determine their robust operation direct contact with aqueous electrolytes becomes a critical task. Herein we uncover influence operational stability donor:acceptor bulk heterojunction photocathodes for solar hydrogen production significantly advance performance under conditions. First, using photoelectrochemical reduction Eu3+...
Understanding body malodour in a measurable manner is essential for developing personal care products. Body the result of bodily secretion highly complex mixture volatile organic compounds. Current measurement methods are manual, time consuming and costly, requiring an expert panel assessors to assign score each human test subject. This article proposes technology-based solution automate this task by custom-designed classification system comprising electronic nose sensor array, readout...
The redox-diffusion (RD) battery concept introduces an environmentally friendly solution for stretchable batteries in autonomous wearable electronics. By utilising plant-based redox-active biomolecules and cellulose fibers the electrode scaffold, separator membrane, current collector, along with a biodegradable elastomer encapsulation, design overcomes reliance on unsustainable transition metal-based active materials non-biodegradable elastomers used existing batteries. Importantly, it...
Abstract Organic field‐effect transistors (OFETs) have shown great promise for use as chemical sensors applications that range from the monitoring of food spoilage to determination air quality and diagnosis disease. However, these devices be truly useful, they must deliver reliable stable low‐voltage operation over extended timescales. An important element address this challenge is development a high‐capacitance gate dielectric delivers excellent insulation with robust resistance against...
Exfoliated transition metal dichalcogenides (2D-TMDs) are attractive light-harvesting materials for large-area and inexpensive solar energy conversion given their ability to form highly tolerant heterojunctions. However, the preparation of heterojunctions with these remains a challenge toward practical devices, details photogenerated charge carrier harvesting not well established. In this work, we use all solution-based methods prepare hybrid heterojunction films consisting exfoliated...
Abstract Organic semiconductors (OSCs) promise to deliver next‐generation electronic and energy devices that are flexible, scalable printable. Unfortunately, realizing this opportunity is hampered by increasing concerns about the use of volatile organic compounds (VOCs), particularly toxic halogenated solvents detrimental environment human health. Here, a cradle‐to‐grave process reported achieve high performance p‐ n‐type OSC based on indacenodithiophene diketopyrrolopyrrole semiconducting...
Stretchable battery technology still faces several challenges to progress the development of next-generation wearables. This perspective will evaluate current strategies and provide a discussion on possible avenues for future research.
High-capacity stretchable batteries are crucial for next-generation wearables to enable long-term operation and mechanical conformability with the human user. In existing battery designs, increasing active material yield higher capacity often leads thicker stiffer solid electrodes poor properties. Here, we present a concept that transfers physical property of electrode from conventional into fluid state. The electrochemical properties rely on viscosity fluids rather than Young’s modulus...
Using flexible aliphatic chains to link conjugated molecular semiconductors affords a polymeric material that possesses defined segments but extended covalent connectivity, which enhances crystallinity and thermal stability in field-effect transistors bulk heterojunction solar-cell devices when used as an additive. As service our authors readers, this journal provides supporting information supplied by the authors. Such materials are peer reviewed may be re-organized for online delivery, not...
The development of facile routes to prepare fully conjugated block copolymers (BCPs) from diverse monomers is an important goal for advancing robust bulk-heterojunction (BHJ) organic photovoltaics (OPVs). Herein we introduce a synthetic strategy step-growth BCPs employing 1,2-bis(trialkylstannyl)ethene as one monomer, which, in addition offering improved backbone planarity, directly yields vinylene-terminated macromonomer suitable Heck–Mizoroki coupling. benefits our strategy, which...
Abstract A wide range of nanophotonic applications rely on polarization‐dependent plasmonic resonances, which usually requires metallic nanostructures that have anisotropic shape. This work demonstrates resonances instead by breaking symmetry via material permittivity. The study shows molecular alignment a conducting polymer can lead to with plasma frequency and corresponding in‐plane hyperbolic permittivity region. result is not expected based only charge mobility but implies also the...
Stretchable electronics enable seamless integration of wearables with the human body, thereby creating new opportunities in biomedical applications. Miniaturized multilayer stretchable printed circuit boards are key for achieving high functional density circuits minimal footprint. However, current microfabrication technologies struggle simultaneously tissue-like softness (<<1 MPa), resolution and low sheet resistance. This study demonstrates a scalable printing method that enables ultra-soft...
A modular approach to underexplored, unsymmetrical [1]benzothieno[3,2-b][1]benzothiophene (BTBT) scaffolds delivers a library of BTBT materials from readily available coupling partners by combining transition-metal free Pummerer CH-CH-type cross-coupling and Newman-Kwart reaction. This effective has allowed their properties be studied. In particular, tuning the functional groups on scaffold allows solid-state assembly molecular orbital energy levels modulated. Investigation charge transport...
Ternary bulk heterojunctions with cascade-type energy-level configurations are of significant interest for further improving the power conversion efficiency (PCE) organic solar cells. However, controlling self-assembly in solution-processed ternary blends remains a key challenge. Herein, we leverage ability to control crystallinity molecular semiconductors via spiro linker demonstrate simple strategy suggested drive an ideal charge-cascade morphology. Spirobifluorene (SF) derivatives...
Computational and experimental study into two families of lanthanide-based metal organic frameworks with the same ligand, tuned to have different structural optical properties.
Strategies for enhancing the thermal stability of small-molecule organic solar cells are demonstrated and compared with two molecularly engineered additives.
A plant-based, stretchable organic battery was developed by formulating a quaternary biocomposite electrode that possesses high electrical and ionic conductivities, charge storage capacity of 6.8 mA h cm −3 , tensile stretchability over 300%.
Abstract Soft and stretchable nanocomposites can match the mechanical properties of neural tissue, thereby minimizing foreign body reactions to provide optimal stimulation recording specificity. materials for interfaces should simultaneously fulfill a wide range requirements, including low Young's modulus (<<1 MPa), stretchability (≥30%), high conductivity (>> 1000 S cm −1 ), biocompatibility, chronic stability 1 year). Current do not above in particular combination softness...
The use of a flexible linker strategy to control molecular self-assembly without altering the core conjugated segment is shown be promising for tuning morphology in photovoltaics.
Abstract Covalent polymer networks (CPNs) are of great technological interest due to their robustness and tunability; however, they rarely applied as semiconductors in optoelectronic devices poor material processability. Herein, a simple, rapid, powerful approach is reported prepare CPN thin films based on an situ thermal azide–alkyne cycloaddition (TAAC) the absence catalyst or solvent. The method demonstrated with perylenediimide triazine‐based monomers, affords smooth homogenous through...
A specially-designed molecular compatibilizer enables bulk-heterojunction organic photovoltaic devices that tolerate melt processing thus reducing the need for toxic solvents.
A route to fully-conjugated semiconducting block copolymers is presented and the prototype exhibits nanoscopic phase domain separation good mobility.