Oxana Ivanova
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View article: Nanocrystal formation during thermal treatment of phosphoric-acid-swollen polybenzimidazole membranes
Nanocrystal formation during thermal treatment of phosphoric-acid-swollen polybenzimidazole membranes Open
The design of suitable and efficient membranes for fuel and electrolyzer cells has been a long standing problem that still seeks for technical improvements. The structural properties of proton conducting poly [2,2-(m-phenylene)-5,5-bibenzi…
View article: Comprehensive Cytokine Profiling of Patients with COVID-19 Receiving Tocilizumab Therapy
Comprehensive Cytokine Profiling of Patients with COVID-19 Receiving Tocilizumab Therapy Open
Coronavirus disease 2019 (COVID-19) is characterized by immune activation in response to viral spread, in severe cases leading to the development of cytokine storm syndrome (CSS) and increased mortality. Despite its importance in prognosis…
View article: Co-nonsolvency in concentrated aqueous solutions of PNIPAM: effect of methanol on the collective and the chain dynamics
Co-nonsolvency in concentrated aqueous solutions of PNIPAM: effect of methanol on the collective and the chain dynamics Open
The polymer dynamics in concentrated solutions of poly(N-isopropyl acrylamide) in water/methanol mixtures is investigated using light and neutron scattering.
View article: Fractal diffusion in high temperature polymer electrolyte fuel cell membranes
Fractal diffusion in high temperature polymer electrolyte fuel cell membranes Open
The performance of fuel cells depends largely on the proton diffusion in the proton conducting membrane, the core of a fuel cell. High temperature polymer electrolyte fuel cells are based on a polymer membrane swollen with phosphoric acid …
View article: Proton dynamics of phosphoric acid in HT-PEFCs: Towards “operando” experiments
Proton dynamics of phosphoric acid in HT-PEFCs: Towards “operando” experiments Open
High Temperature Polymer Electrolyte Fuel Cells (HT-PEFCs) have been studied with quasielastic neutron scattering, which gives access to the proton diffusion in the fuel cell on local length- and timescales. So far, the different component…
View article: Instrument developments and recent scientific highlights at the J-NSE
Instrument developments and recent scientific highlights at the J-NSE Open
The J-NSE neutron spin echo spectrometer faces now 10 years of successful user operation at the FRM II research reactor at the Heinz Maier-Leibnitz Zentrum (MLZ). We present scientific highlights and instrumental developments of the last d…
View article: Erratum: “Polymer dynamics under cylindrical confinement featuring a locally repulsive surface: A quasielastic neutron scattering study” [J. Chem. Phys. 146, 203306 (2017)]
Erratum: “Polymer dynamics under cylindrical confinement featuring a locally repulsive surface: A quasielastic neutron scattering study” [J. Chem. Phys. 146, 203306 (2017)] Open
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View article: Thermal activation of ‘allosteric-like’ large-scale motions in a eukaryotic Lactate Dehydrogenase
Thermal activation of ‘allosteric-like’ large-scale motions in a eukaryotic Lactate Dehydrogenase Open
Conformational changes occurring during the enzymatic turnover are essential for the regulation of protein functionality. Individuating the protein regions involved in these changes and the associated mechanical modes is still a challenge …