A sensitivity leap for X-band EPR using a probehead with a cryogenic preamplifier

M Šimėnas, J O'Sullivan, CW Zollitsch… - Journal of Magnetic …, 2021 - Elsevier
Inspired by the considerable success of cryogenically cooled NMR cryoprobes, we present
an upgraded X-band EPR probehead, equipped with a cryogenic low-noise preamplifier …

Probing Methyl Group Tunneling in [(CH3)2NH2][Zn(HCOO)3] Hybrid Perovskite Using Co2+ EPR

G Usevičius, A Eggeling, I Pocius, V Kalendra, D Klose… - Molecules, 2023 - mdpi.com
At low temperature, methyl groups act as hindered quantum rotors exhibiting rotational
quantum tunneling, which is highly sensitive to a local methyl group environment. Recently …

Probing structural and dynamic properties of MAPbCl3 hybrid perovskite using Mn2+ EPR

G Usevičius, J Turčak, Y Zhang, A Eggeling… - Dalton …, 2024 - pubs.rsc.org
Hybrid methylammonium (MA) lead halide perovskites have emerged as materials
exhibiting excellent photovoltaic performance related to their rich structural and dynamic …

Temperature-and pressure-dependent studies of a highly flexible and compressible perovskite-like cadmium dicyanamide framework templated with protonated …

M Mączka, M Ptak, A Gągor, A Sieradzki… - Journal of Materials …, 2019 - pubs.rsc.org
We report temperature-dependent X-ray diffraction, thermal, dielectric, electron
paramagnetic resonance (EPR), Raman and IR studies of [(C3H7) 4N][Cd (N (CN) 2) …

Elucidation of dipolar dynamics and the nature of structural phases in the [(CH 3) 2 NH 2][Zn (HCOO) 3] hybrid perovskite framework

M Šimėnas, S Balčiūnas, A Ciupa… - Journal of Materials …, 2019 - pubs.rsc.org
The indications of peculiar multiferroic behavior of dimethylammonium metal-formate
perovskite frameworks raised important questions about the origin of the structural phase …

Probing Local Structural Changes at Cu2+ in a Flexible Mixed-Metal Metal-Organic Framework by in Situ Electron Paramagnetic Resonance during CO2 Ad- and …

M Mendt, P Vervoorts, A Schneemann… - The Journal of …, 2019 - ACS Publications
The flexible mixed-metal pillared-layered metal-organic framework (MOF) Zn1. 9Cu0. 1
(BME-bdc) 2 (dabco)(BME-bdc2–= 2, 5-bis (2-methoxyethoxy)-1, 4-benzenedicarboxylate …

Ordered B-Site Vacancies in an ABX3 Formate Perovskite

HLB Boström, J Bruckmoser… - Journal of the American …, 2019 - ACS Publications
We report the synthesis and structural characterization of the ABX3 perovskite frameworks
[C (NH2) 3] Mn1–x 2+(Fe2 x/33+,□ x/3)(HCOO) 3 (□= B-site vacancy). For large x, the …

Mechanism of isosymmetric polar order–disorder phase transition in pyroelectric [CH 3 CH 2 NH 3] 2 NaGa (HCOO) 6 double perovskite

M Ptak, A Kabański, B Dziuk, S Balciunas… - Journal of Materials …, 2024 - pubs.rsc.org
Recently, hybrid double-perovskite structures have attracted attention due to their versatile
multifunctional properties originating from the variety of different constituent units in these …

More complex than originally thought: Revisiting the origins of the relaxation processes in dimethylammonium zinc formate

P Peksa, A Nowok, F Formalik, JK Zaręba… - Journal of Materials …, 2022 - pubs.rsc.org
Metal formates are a subclass of coordination polymers that is renowned for the rich phase
transition behavior arising from the complex interplay of molecular dynamics of organic …

Spin Coherence and Magnetization Dynamics of TMA 2 [KCo 1-x Fe x (CN) 6] toward Coordination-Framework Spin Qubits

S Gupta, M Wakizaka, T Yamane, K Sato… - Physical Chemistry …, 2024 - pubs.rsc.org
Metal compounds with S= 1/2 coordination frameworks have been emerging as powerful
candidates for the new qubits. In this study, we have reported the CN-based coordination …