A high selective fluorescent sensor for Cu2+ in solution and test paper strips

F Shi, S Cui, H Liu, S Pu - Dyes and Pigments, 2020 - Elsevier
A novel and efficient fluorescent sensor with a pyrazine triphenylamine unit was developed.
The sensor exhibits large Stokes shift (216 nm) due to the excited-state intramolecular …

Insights into the magnetism and phase transitions of organic radical-based materials

M Deumal, S Vela, M Fumanal, J Ribas-Arino… - Journal of Materials …, 2021 - pubs.rsc.org
Organic radicals have been consistently regarded as promising building blocks for the next
generation of applied materials. Multiple radical families have been developed and …

Asymmetric phase diagram and dimensional crossover in a system of spin- dimers under applied hydrostatic pressure

MJ Coak, SPM Curley, Z Hawkhead, JP Tidey, D Graf… - Physical Review B, 2023 - APS
We present the magnetic and structural properties of [Cu (pyrazine) 0.5 (glycine)] ClO 4
under applied pressure. As previously reported, at ambient pressure this material consists of …

Quasi-two-dimensional magnetism of

R Nath, M Padmanabhan, S Baby, A Thirumurugan… - Physical Review B, 2015 - APS
We report structural and magnetic properties of the spin-1 2 quantum antiferromagnet Cu [C
6 H 2 (COO) 4][C 2 H 5 NH 3] 2 by means of single-crystal x-ray diffraction, magnetization …

Spin frustration in an organic radical ion salt based on a kagome-coupled chain structure

L Postulka, SM Winter, AG Mihailov… - Journal of the …, 2016 - ACS Publications
Electro-oxidation of the quinoidal bisdithiazole BT in dichloroethane in the presence of
[Bu4N][GaBr4] affords the 1: 1 radical ion salt [BT][GaBr4], crystals of which belong to the …

Pitfalls on evaluating pair exchange interactions for modelling molecule-based magnetism

M Fumanal, J Jornet-Somoza, S Vela… - Journal of Materials …, 2021 - pubs.rsc.org
Molecule-based magnetism is a solid-state property that results from the microscopic
interaction between magnetic centres or radicals. The observed magnetic response is due to …

Extremely well isolated two-dimensional spin- antiferromagnetic Heisenberg layers with a small exchange coupling in the molecular-based magnet CuPOF

D Opherden, N Nizar, K Richardson, JC Monroe… - Physical Review B, 2020 - APS
We report on a comprehensive characterization of the newly synthesized Cu 2+-based
molecular magnet [Cu (pz) 2 (2-HOpy) 2](PF 6) 2 (CuPOF), where pz= C 4 H 4 N 2 and 2 …

Enhancing Intramolecular Ferromagnetic Coupling in Tetrathiafulvalene–Nitronyl Nitroxide‐Based Compounds through Spin Polarization Mechanism

P Franquesa‐Viñas, J Ribas‐Ariño… - … A European Journal, 2024 - Wiley Online Library
Spin‐polarized donor radicals based on tetrathiafulvalene (TTF) derivatives and nitronyl
nitroxide (NN) radicals in which one‐electron oxidation involves the HOMO instead of the …

Control of the third dimension in copper-based square-lattice antiferromagnets

PA Goddard, J Singleton, I Franke, JS Möller… - Physical Review B, 2016 - APS
Using a mixed-ligand synthetic scheme, we create a family of quasi-two-dimensional
antiferromagnets, namely,[Cu (HF 2)(pyz) 2] ClO 4 [pyz= pyrazine],[Cu L 2 (pyz) 2](ClO 4) 2 …

Disentangling the magnetic dimensionality of an alleged magnetically isolated cuprate spin-ladder CuHpCl system: a long-lasting issue

J Jornet-Somoza, F Cosi, M Fumanal, M Deumal - Dalton Transactions, 2021 - pubs.rsc.org
The Cu2 (1, 4-diazacycloheptane) 2Cl4 (CuHpCl) crystal is a molecular transition metal
antiferromagnetic complex, whose magnetism has been a long-lasting issue. The outcome …