Felix Mayr
YOU?
Author Swipe
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: Redox-Chemical Electron Storage on Sub-5 nm Gold Nanoparticles Compromised by Coulomb Repulsion
Redox-Chemical Electron Storage on Sub-5 nm Gold Nanoparticles Compromised by Coulomb Repulsion Open
?sterreichische Forschungsf?rderungsgesellschaft FO999888408
View article: Cobalt-Doped Nickel Hydroxide on Polyaniline-Decorated Nickel Foam for Enhanced Performance of the Oxygen Evolution Reaction
Cobalt-Doped Nickel Hydroxide on Polyaniline-Decorated Nickel Foam for Enhanced Performance of the Oxygen Evolution Reaction Open
In this research, cobalt-doped Ni(OH)2 on a PANI-decorated NF substrate is prepared via an electrochemical method. The surface characteristics, roughness, chemical composition, and crystalline structure of the prepared materials…
View article: Sustainable One‐Pot Electrochemical Approach for Entrapment of Multi‐Enzymes and Biocompatible Redox Mediator
Sustainable One‐Pot Electrochemical Approach for Entrapment of Multi‐Enzymes and Biocompatible Redox Mediator Open
Enzyme immobilization is regarded as a key factor for their effective utilization in various fields such as biofuel production, wastewater treatment, and biosensors. Designing new electrodes with biocompatible support matrices is essential…
View article: Natural Alkaloids (Caffeine, Theobromine, and Theophylline) as Dielectric Capping Layers for Gold and Aluminum Gate Electrodes in Low Operating Voltage Organic Field-Effect Transistors
Natural Alkaloids (Caffeine, Theobromine, and Theophylline) as Dielectric Capping Layers for Gold and Aluminum Gate Electrodes in Low Operating Voltage Organic Field-Effect Transistors Open
View article: The role of TCNQ for surface and interface passivation in inverted perovskite solar cells
The role of TCNQ for surface and interface passivation in inverted perovskite solar cells Open
The noticeable growth in the power conversion efficiency of solution-processed organo-inorganic halide perovskite solar cells (OIHPSCs) incited the photovoltaic community to look for limitations that hurdle the commercialization process. T…
View article: Natural dielectrics for organic field effect transistors: a study on resins derived from larch, spruce and Atlas cedar Pinaceae trees
Natural dielectrics for organic field effect transistors: a study on resins derived from larch, spruce and Atlas cedar Pinaceae trees Open
Three naturally occurring resins originating from Pinaceae trees, i.e. , spruce, Atlas cedar and larch, are demonstrated to be excellent dielectric materials for organic field effect transistors operating at low voltage.
View article: Interface passivation using diketopyrrolopyrrole‐oligothiophene copolymer to improve the performance of perovskite solar cells
Interface passivation using diketopyrrolopyrrole‐oligothiophene copolymer to improve the performance of perovskite solar cells Open
The unprecedented increase in power conversion efficiency (PCE) of low‐cost organo‐inorganic halide perovskite solar cells (OIHPSCs) toward its Shockley‐Queisser limit intriguingly has prompted researchers to investigate the disadvantages …
View article: 3-Thiophenemalonic Acid Additive Enhanced Performance in Perovskite Solar Cells
3-Thiophenemalonic Acid Additive Enhanced Performance in Perovskite Solar Cells Open
The development of ambient-air-processable organic-inorganic halide perovskite solar cells (OIHPSCs) is a challenge necessary for the transfer of laboratory-scale technology to large-scale and low-cost manufacturing of such devices. Differ…
View article: Industrial vat orange dyes for organic field effect transistors
Industrial vat orange dyes for organic field effect transistors Open
A group of industrial vat orange dyes i.e. vat orange 1, vat orange 3 and vat orange 9 are investigated for their suitability as semiconductors in organic field effect transistors.
View article: Nanocrystalline cellulose-based mixed ionic–electronic conductor for bioelectronics
Nanocrystalline cellulose-based mixed ionic–electronic conductor for bioelectronics Open
A mixed ionic–electronic conductor (MIEC) comprising sulfated cellulose nanocrystals (S-CNCs) as nanotemplate is investigated in organic electrochemical transistors (OECTs) with remarkable channel current and high transconductance values.
View article: Correction: <i>N</i>,<i>N</i>′-Substituted quinacridones for organic electronic device applications
Correction: <i>N</i>,<i>N</i>′-Substituted quinacridones for organic electronic device applications Open
Correction for ‘ N , N ′-Substituted quinacridones for organic electronic device applications’ by Donia Saadi et al. , Mater. Adv. , 2023, 4 , 2214–2225, https://doi.org/10.1039/D2MA01010K.
View article: Polymerized Riboflavin and Anthraquinone Derivatives for Oxygen Reduction Reaction
Polymerized Riboflavin and Anthraquinone Derivatives for Oxygen Reduction Reaction Open
Hydrogen peroxide (H 2 O 2 ) is identified as a promising reagent for fuel cells, reducing the dependency on carbon‐based fuels. In this work, electrochemically synthesized polymers are employed to improve the efficiency of the oxygen (O 2…
View article: Sensitive and high laser damage threshold substrates for surface‐enhanced Raman scattering based on gold and silver nanoparticles
Sensitive and high laser damage threshold substrates for surface‐enhanced Raman scattering based on gold and silver nanoparticles Open
Surface‐enhanced Raman scattering (SERS) is a sensitive and fast technique for sensing applications such as chemical trace analysis. However, a successful, high‐throughput practical implementation necessitates the availability of simple‐to…
View article: Pinaceae Pine Resins (Black Pine, Shore Pine, Rosin, and Baltic Amber) as Natural Dielectrics for Low Operating Voltage, Hysteresis‐Free, Organic Field Effect Transistors
Pinaceae Pine Resins (Black Pine, Shore Pine, Rosin, and Baltic Amber) as Natural Dielectrics for Low Operating Voltage, Hysteresis‐Free, Organic Field Effect Transistors Open
Four pinaceae pine resins analyzed in this study: black pine, shore pine, Baltic amber, and rosin demonstrate excellent dielectric properties, outstanding film forming, and ease of processability from ethyl alcohol solutions. Their trap‐fr…
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: c-PCBSD, a cross-linked fullerene derivative, as a cathodic interlayer in wide-band gap perovskite solar cells
c-PCBSD, a cross-linked fullerene derivative, as a cathodic interlayer in wide-band gap perovskite solar cells Open
Wide-band gap absorber materials are prerequisites for well-performing tandem photovoltaic devices. Especially, perovskites received huge attention due to their tunable band gap and outstanding optoelectronic properties. Although perovskit…
View article: <i>N</i>,<i>N</i>′-Substituted quinacridones for organic electronic device applications
<i>N</i>,<i>N</i>′-Substituted quinacridones for organic electronic device applications Open
N , N ′-Substituted quinacridones are a novel class of commercially available quinacridones for organic electronics which are reported here.
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: Pinaceae Fir Resins as Natural Dielectrics for Low Voltage Operating, Hysteresis‐Free Organic Field Effect Transistors (Adv. Sustainable Syst. 10/2022)
Pinaceae Fir Resins as Natural Dielectrics for Low Voltage Operating, Hysteresis‐Free Organic Field Effect Transistors (Adv. Sustainable Syst. 10/2022) Open
Natural Dielectric Materials In article 2200234, Mihai Irimia-Vladu and co-workers demonstrate that the naturally occurring Pinaceae fir resins nuggets, originating from the trees growing in Europe and North America, as excellent dielectri…
View article: Direct Electrochemical CO<sub>2</sub> Capture Using Substituted Anthraquinones in Homogeneous Solutions: A Joint Experimental and Theoretical Study
Direct Electrochemical CO<sub>2</sub> Capture Using Substituted Anthraquinones in Homogeneous Solutions: A Joint Experimental and Theoretical Study Open
Electrochemical capture of carbon dioxide (CO2) using organic quinones is a promising and intensively studied alternative to the industrially established scrubbing processes. While recent studies focused only on the influence of…
View article: Pinaceae Fir Resins as Natural Dielectrics for Low Voltage Operating, Hysteresis‐Free Organic Field Effect Transistors
Pinaceae Fir Resins as Natural Dielectrics for Low Voltage Operating, Hysteresis‐Free Organic Field Effect Transistors Open
Natural dielectrics are emerging nowadays as a niche selection of materials for applications targeting biocompatibility and biodegradability for electronics and sensors within the overall effort of scientific community to achieve sustainab…
View article: 1,7‐Diazaperylene in Organic Field Effect Transistors
1,7‐Diazaperylene in Organic Field Effect Transistors Open
A thorough material characterization of 1,7‐diazaperylene via multiple investigation techniques (cyclic voltammetry, photoluminescence, photoluminescence excitation, impedance spectroscopy) was performed to understand its applicability in …
View article: Wide-bandgap organic solar cells with a novel perylene-based non-fullerene acceptor enabling open-circuit voltages beyond 1.4 V
Wide-bandgap organic solar cells with a novel perylene-based non-fullerene acceptor enabling open-circuit voltages beyond 1.4 V Open
A novel wide-bandgap perylene-based acceptor (PMI-FF-PMI) allows the fabrication of efficient organic solar cells with an extraordinary high open-circuit voltage beyond 1.4 V.
View article: Immobilized Poly(anthraquinones) for Electrochemical Energy Storage Applications: Structure‐Property Relations
Immobilized Poly(anthraquinones) for Electrochemical Energy Storage Applications: Structure‐Property Relations Open
The majority of energy storage devices like batteries, fuel cells or electrolyzers require heterogeneous electrodes. Immobilization of redox‐active organic molecules by a polymeric approach seems to be a promising route towards organic ele…
View article: Understanding the low voltage losses in high-performance non-fullerene acceptor-based organic solar cells
Understanding the low voltage losses in high-performance non-fullerene acceptor-based organic solar cells Open
A detailed voltage loss analysis of organic solar cells based on the record breaking material combination D18:Y6 and their fullerene-based counterparts (D18:PC70BM) cast light on the superior performance of state-of-the-art non-fullerene a…
View article: Anti-Stokes photoluminescence study on a methylammonium lead bromide nanoparticle film
Anti-Stokes photoluminescence study on a methylammonium lead bromide nanoparticle film Open
Photon cooling via anti-Stokes photoluminescence (ASPL) is a promising approach to realize all-solid-state cryo-refrigeration by photoexcitation.