Galeria - Kategoria: Jubileusz 40-lecia IFM PAN - Obraz: Jubileusz 40-lecia IFM PAN_1 - Instytut Fizyki Molekularnej Polskiej Akademii Nauk

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Pressure-dependent IR and Raman spectroscopy revealed that the coordination polymer in fullerene-palladium (C₆₀Pd₃) could be converted into the amorphous (C60)n homofullerene polymeric phase under a mild pressure of approximately 4.5 GPa.

S. Zięba, E. Grądzka, A. Mizera, D. Pogocki, B. Seroka, J. Goclon, R. Łaźny, K. Winkler
In Situ Infrared and Raman Analysis of Structural Changes of (C₆₀Pd₃)_n Coordination Polymer Under Elevated Pressure
Journal of Physical Chemistry B 130, 4473 (2026)
CHOS-Im and Chitosan-Im show high proton conductivity above 100 °C, driven by imidazole mobility and hydrogen-bond dynamics.

I. Jankowska, P. Ławniczak, M. Bielejewski, R. Pankiewicz,
J. Tritt-Goc
Imidazole-Doped Chitin Oligosaccharides and Chitosan Biopolymer Composites for Anhydrous High-Temperature Proton Conduction
J. Phys. Chem. C, 130, (2026)
The energy landscape varies with height above the pattern, acting on particles of different sizes in distinct ways.

S. Wohlrab, L. Schelter, A.R. Perayil, P. Kuświk, M. Urbaniak, F. Stobiecki, A.J. Vereijken, A. Ehresmann, T.M. Fischer, D. de las Heras
Size-Specific Transport of Colloidal Particles Using Magnetic Fields
Physical Review Letters 136, 188201 (2026)
$Mode-dependent phonon relaxation in time-resolved electron diffraction pattern simulations$

In molecular dynamics simulations, we observed changes in the intensities of EELS diffractogram peaks along the relaxation process.

W. Marciniak, J. Marciniak, J.Á. Castellanos-Reyes, J. Rusz
Mode-dependent phonon relaxation in time-resolved electron diffraction pattern simulations
Ultramicroscopy 282, 114320 (2026)
Change in covariance of zero and double occupancy of a quantum dot signals a shift in the effective Markov network topology.

K. Ptaszyński, T. Aslyamov, M. Esposito
Nonequilibrium fluctuation-response relations for state observables
Phys. Rev. E 113, 024130 (2026)
IR and Raman spectral analysis, conducted at varying pressures and molecular dynamics calculation within a machine-learning interatomic potential framework, revealed a change in the hydrogen-bonding pattern of imidazolium hydrogen o-phthalate at about 3 GPa.

S. Zięba, C. Kadlec, A. Mizera, E. Buixaderas, M. Lebeda, P. Ondřejkovič, J. Hlinka, P. Kužel
Collapse of the Helical Hydrogen Bond Structure in Imidazolium Hydrogen o-Phthalate Under High Pressure: A Vibrational Spectroscopy Study
Journal of Physical Chemistry Letters 17, 5266 (2026)
Deconvolution of ¹¹B MAS NMR spectra of samples: A) 3MgG, B) 6MgG, C) 9MgG, D) 3MgGC, E) 6MgGC and F) 9MgGC.

B. Pyzik, M. Bonalska, S. Ali, S. Wolff, M. Gazda, M. Bielejewski, P. Wityk, N.A. Wójcik
Aluminoborophosphate glasses and glass-ceramics doped with magnesium oxide: Structural, thermal, in vitro dissolution, and cytotoxicity studies
J. Eur. Ceram. Soc. 46, 3, 117868 (2026)
2D ¹H−¹³C HETCOR spectra for the 20 wt % G2/PC gel membrane (green) and solid-state gelator G2 sample (red).

F. Ahmad, N. Bielejewska, D. Pakulski, M. Bielejewski
Translational Dynamics and Structural Enhancement Effect in High-Temperature supramolecular Systems of Asparaginyl Low-Molecular-Weight Gelators and Propylene Carbonate
Macromolecules 58, 18, 9786-9798 (2025)