Quantitative analysis of doping-induced polarons and charge-transfer complexes of poly (3-hexylthiophene) in solution

M Arvind, CE Tait, M Guerrini, J Krumland… - The Journal of …, 2020 - ACS Publications
The mechanism and the nature of the species formed by molecular doping of the model
polymer poly (3-hexylthiophene)(P3HT) in its regioregular (rre-) and regiorandom (rra-) …

Cryo-EM structures reveal intricate Fe-S cluster arrangement and charging in Rhodobacter capsulatus formate dehydrogenase

C Radon, G Mittelstädt, BR Duffus, J Bürger… - Nature …, 2020 - nature.com
Metal-containing formate dehydrogenases (FDH) catalyse the reversible oxidation of
formate to carbon dioxide at their molybdenum or tungsten active site. They display a …

Spectral Signatures of a Negative Polaron in a Doped Polymer Semiconductor: Energy Levels and Hubbard U Interactions

D Lungwitz, S Joy, AE Mansour, A Opitz… - The Journal of …, 2023 - ACS Publications
The modern picture of negative charge carriers on conjugated polymers invokes the
formation of a singly occupied (spin-up/spin-down) level within the polymer gap and a …

High-field/high-frequency EPR spectroscopy on synthetic melanin: On the origin of carbon-centered radicals

JV Paulin, A Batagin-Neto, B Naydenov, K Lips… - Materials …, 2021 - pubs.rsc.org
Among all the pigments found in nature, melanin has drawn considerable attention for
bioelectronics applications as it contains a set of physicochemical properties such as …

Spin–spin interactions and spin delocalisation in a doped organic semiconductor probed by EPR spectroscopy

CE Tait, A Reckwitz, M Arvind, D Neher… - Physical Chemistry …, 2021 - pubs.rsc.org
The enhancement and control of the electrical conductivity of organic semiconductors is
fundamental for their use in optoelectronic applications and can be achieved by molecular …

[HTML][HTML] Design and performance of an oversized-sample 35 GHz EPR resonator with an elevated value

JWA Fischer, J Stropp, R Tschaggelar… - Magnetic …, 2024 - mr.copernicus.org
Continuous-wave electron paramagnetic resonance (EPR) spectroscopy at 35 GHz is an
essential cornerstone in multi-frequency EPR studies and is crucial for differentiating …

Uncovering the mechanism of water-promoted electrochemical degradation of NiSalen polymers

EV Alekseeva, AA Vereshchagin… - Journal of …, 2023 - Elsevier
Polymeric nickel complexes with salen-type ligands (NiSalen) can serve as useful materials
for a range of applications, including sensors, catalytic systems and energy storage devices …

Electron-driven spin diffusion supports crossing the diffusion barrier in MAS DNP

JJ Wittmann, M Eckardt, W Harneit… - Physical Chemistry …, 2018 - pubs.rsc.org
Dynamic nuclear polarization (DNP) can be applied to enhance the sensitivity of solid-state
NMR experiments by several orders of magnitude due to microwave-driven transfer of spin …

Disentangling bulk and interface phenomena in a molecularly doped polymer semiconductor

D Lungwitz, T Schultz, CE Tait… - Advanced Optical …, 2021 - Wiley Online Library
Doping the electron‐transport polymer poly {[N, N′‐bis (2‐octyldodecyl) naphthalene‐1, 4,
5, 8‐bis (dicarboximide)‐2, 6‐diyl]‐alt‐5, 5′‐(2, 2′‐bithiophene)}[P (NDI2OD‐T2)] with the …

[HTML][HTML] Redox potentials elucidate the electron transfer pathway of NAD+-dependent formate dehydrogenases

BR Duffus, M Gauglitz, C Teutloff… - Journal of Inorganic …, 2024 - Elsevier
Metal-dependent, nicotine adenine dinucleotide (NAD+)-dependent formate
dehydrogenases (FDHs) are complex metalloenzymes coupling biochemical …