Protein dielectrophoresis: Key dielectric parameters and evolving theory

R Hölzel, R Pethig - Electrophoresis, 2021 - Wiley Online Library
Globular proteins exhibit dielectrophoresis (DEP) responses in experiments where the
applied field gradient factor∇ E2 appears far too small, according to standard DEP theory, to …

Dynamical susceptibilities of confined water from room temperature to the glass transition

E Steinrücken, M Weigler, V Schiller… - The Journal of Physical …, 2023 - ACS Publications
We confine water to narrow silica pores, where crystallization is suppressed, and determine
the dynamical susceptibilities of the liquid from room temperature down to the glass …

[HTML][HTML] Measuring state-of-order by dielectric response: A comprehensive review on Fröhlich entropy estimation

J Parravicini, G Parravicini - Results in Physics, 2021 - Elsevier
The so-called Fröhlich entropy is the entropy variation of a material under the application of
an electric field. This quantity can be calculated, under suitable hypotheses, from the …

Nuclear magnetic resonance and broadband dielectric spectroscopy studies on the dynamics of ethylene glycol in mesoporous silica

M Reuhl, M Weigler, M Brodrecht… - The Journal of …, 2020 - ACS Publications
We use nuclear magnetic resonance and broadband dielectric spectroscopy to study
rotational and translational dynamics of ethylene glycol confined to mesoporous silica over …

The dielectric response of hydrated water as a structural signature of nanoconfined lichen melanins

Y Beilinson, A Rassabina, I Lunev, D Faizullin… - Physical Chemistry …, 2022 - pubs.rsc.org
Lichens are unique symbiotic organisms from a mutually beneficial alliance of fungi and
algae/cyanobacteria that successfully survive extreme temperatures and drought conditions …

[HTML][HTML] Local and diffusive dynamics of LiCl aqueous solutions in pristine and modified silica nanopores

S Schneider, M Brodrecht, H Breitzke… - The Journal of …, 2022 - pubs.aip.org
We use 1 H, 2 H, and 7 Li nuclear magnetic resonance to investigate local and diffusive
dynamics of LiCl-7H 2 O and LiCl-7D 2 O solutions in pristine and functionalized silica …

Confinement effects on glass-forming mixtures: Insights from a combined experimental approach to aqueous ethylene glycol solutions in silica pores

M Reuhl, P Monnard, M Vogel - The Journal of Chemical Physics, 2022 - pubs.aip.org
We perform nuclear magnetic resonance, broadband dielectric spectroscopy, and
differential scanning calorimetry studies to ascertain the dynamical behaviors of aqueous …

NMR studies on the influence of silica confinements on local and diffusive dynamics in LiCl aqueous solutions approaching their glass transitions

S Schneider, C Säckel, M Brodrecht… - The Journal of …, 2020 - pubs.aip.org
We use 1 H, 2 H, and 7 Li NMR to investigate the molecular dynamics of glass-forming LiCl-
7H 2 O and LiCl-7D 2 O solutions confined to MCM-41 or SBA-15 silica pores with diameters …

Water in the hydrated protein powders: dynamic and structure

K Sasaki, I Popov, Y Feldman - The Journal of chemical physics, 2019 - pubs.aip.org
It is not an understatement to say that the interplay between water and protein is a
fundamental aspect of life. The vitality of an organism depends on the functionality of its …

[HTML][HTML] Influence of ice formation on the dynamic and thermodynamic properties of aqueous solutions

JH Melillo, J Swenson, S Cerveny - Journal of Molecular Liquids, 2022 - Elsevier
Water dynamics in solutions with biological or non-biological solutes has been intensely
studied when both components (solvent and solute) are amorphous. Here, we apply …