Andreï Rogalev
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View article: Heavy Prussian Blue Analog with Magnetic Ordering above 400 K
Heavy Prussian Blue Analog with Magnetic Ordering above 400 K Open
Molecule‐based magnets hold promise for a variety of applications in information technologies owing to their chemical tunability. This feature can facilitate the integration of desired magnetic properties alongside additional functionaliti…
View article: Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex
Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex Open
View article: Tuning the oxidative activity of copper-sites in Zr(IV)-C4 metal-organic frameworks
Tuning the oxidative activity of copper-sites in Zr(IV)-C4 metal-organic frameworks Open
View article: 4f-intermediate valence in an ytterbium–bipyridine coordination solid
4f-intermediate valence in an ytterbium–bipyridine coordination solid Open
We report the first structurally characterised coordination solids based on decamethylytterbocene, using bipyridine linkers to form YbCp*2(bipy) and YbCp*2(Me2bipy). Analogous to their mononuclear cousins known for intermediate valence, sp…
View article: Unleashing phosphorus mononitride
Unleashing phosphorus mononitride Open
The interstellar diatomic molecule, phosphorus mononitride (P≡N), is highly unstable under conditions typical on Earth, and its utility for constructing elusive P–N π-bonded motifs has remained uncertain. Here, we show how Na(OCP) transfer…
View article: Self-Assembly of Chromium(II) Metal-Ion and Pyrazine Ligand into One-Dimensional Coordination Polymers
Self-Assembly of Chromium(II) Metal-Ion and Pyrazine Ligand into One-Dimensional Coordination Polymers Open
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View article: Molecular alloying drives valence change in a van der Waals antiferromagnet
Molecular alloying drives valence change in a van der Waals antiferromagnet Open
View article: Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex
Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex Open
Manipulating the physical properties of solid matter using only photons is a major challenge in materials science. In this study, we present the photochemistry occurring in a single crystal of a simple cyanide complex, K4[Mo
View article: Robust spin-orbit coupling in semimetallic <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>SrIrO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math> under hydrostatic pressure
Robust spin-orbit coupling in semimetallic under hydrostatic pressure Open
The semimetallic behavior of the perovskite iridate SrIrO3 shifts the end member of the strongly spin-orbit (SO) coupled Ruddlesden-Popper series Srn+1IrnO3n+1 away from the Mott insulating regime and the half-filled pseudospin Jeff=12 gro…
View article: Robust spin-orbit coupling in semi-metallic SrIrO3 under hydrostatic pressure
Robust spin-orbit coupling in semi-metallic SrIrO3 under hydrostatic pressure Open
The semi-metallic behavior of the perovskite iridate SrIrO3 shifts the end-member of the strongly spin-orbit (SO) coupled Ruddlesden-Popper series Srn+1IrnO3n+1 away from the Mott insulating regime and the half-filled pseudospin Jeff=1/2 g…
View article: ULtimate MAGnetic characterization (ULMAG) at the ID12 beamline of ESRF: from element-specific properties to macroscopic functionalities
ULtimate MAGnetic characterization (ULMAG) at the ID12 beamline of ESRF: from element-specific properties to macroscopic functionalities Open
We present a novel instrument designed for advanced magnetic study, installed at the ID12 beamline of the European Synchrotron Radiation Facility in Grenoble, France. This instrument offers the unique capability to simultaneously measure e…
View article: Disentangling chemical pressure and superexchange effects in lanthanide–organic valence tautomerism
Disentangling chemical pressure and superexchange effects in lanthanide–organic valence tautomerism Open
Valence tautomerism in conductive lanthanide–organic frameworks is robust and tunable via alloying. Trivalent metal ions raise the conversion temperature without losing cooperativity, while divalent metal ions lower it and weaken cooperati…
View article: Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex
Reversible single crystal photochemistry and spin state switching in a metal-cyanide complex Open
Manipulating the physical properties of solid matter using only photons is a major challenge in materials science. In this study, we present the photochemistry occurring in a single crystal of a simple cyanide complex, K4[MoIII(CN)7]·2H2O.…
View article: Residual Ferromagnetic Regions Affecting the First-Order Phase Transition in Off-Stoichiometric Fe–Rh
Residual Ferromagnetic Regions Affecting the First-Order Phase Transition in Off-Stoichiometric Fe–Rh Open
Among the magnetocaloric materials featuring first-order phase transitions (FOPT), FeRh is considered as a reference system to study the FOPT because it is a "simple" binary system with a CsCl structure exhibiting a large adiabatic tempera…
View article: Unleashing Phosphorus Mononitride: Formation of PN-Multiple Bonded Exemplars [NPS2]2–, [NPCl]–, and [PN4]–
Unleashing Phosphorus Mononitride: Formation of PN-Multiple Bonded Exemplars [NPS2]2–, [NPCl]–, and [PN4]– Open
The interstellar diatomic molecule, phosphorus mononitride (P≡N), is highly unstable under conditions typical on Earth, and its utility for constructing elusive P–N multiply-bonded archetypes is essentially uncharted. Herein, we show how N…
View article: Self-Assembled Tetranuclear Square Complex of Chromium(III) Bridged by Radical Pyrazine: A Molecular Model for Metal–Organic Magnets
Self-Assembled Tetranuclear Square Complex of Chromium(III) Bridged by Radical Pyrazine: A Molecular Model for Metal–Organic Magnets Open
The attractive electronic properties of metal-pyrazine materials─electrical conductivity, magnetic order, and strong magnetic coupling─can be tuned in a wide range depending on the metal employed, as well as its ligand-imposed redox enviro…
View article: Operando Spectroscopic Investigation of the Valence Change Mechanism in La<sub>2</sub>NiO<sub>4+δ</sub> ‐Based Memristive Devices
Operando Spectroscopic Investigation of the Valence Change Mechanism in La<sub>2</sub>NiO<sub>4+δ</sub> ‐Based Memristive Devices Open
Valence change memory devices, based on redox reactions and oxygen dynamics, are considered to be one of the most promising candidates for the next generation of non‐volatile memory devices and neuromorphic architectures. Devices based on …
View article: X-ray natural optical activity beyond chirality
X-ray natural optical activity beyond chirality Open
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View article: Antiferromagnetic Ordering in Quasi-One-Dimensional FeBi<sub>4</sub>S<sub>7</sub>
Antiferromagnetic Ordering in Quasi-One-Dimensional FeBi<sub>4</sub>S<sub>7</sub> Open
Here, we report a detailed study of the synthesis, composition, magnetic structure, and transport properties of a quasi-one-dimensional antiferromagnet FeBi4S7 that contains chains of edge-sharing FeS6 octa…
View article: Electronic and thermal properties of Nb2CCl2 MXenes
Electronic and thermal properties of Nb2CCl2 MXenes Open
The molten salt synthesis has recently opened up new opportunities to functionalize two-dimensional MXenes with uniform halogen terminations. In this work, we synthesize Nb2CCl2 MXenes by etching the Al layer from the Nb2AlC precursor in t…
View article: Finite size effects on the metamagnetic phase transition in a B2 FeRh nanocluster thick film
Finite size effects on the metamagnetic phase transition in a B2 FeRh nanocluster thick film Open
FeRh alloys in the CsCl-type (B2) chemically ordered phase present an antiferromagnetic to ferromagnetic order transition around 370 K observed in bulk and continuous films but absent in nanoclusters. In this study, we investigate the ther…
View article: A zero-valent palladium cluster-organic framework
A zero-valent palladium cluster-organic framework Open
View article: Finite size effects on the metamagnetic phase transition in a thick B2 FeRh nanocluster film
Finite size effects on the metamagnetic phase transition in a thick B2 FeRh nanocluster film Open
An inhomogeneous grain coarsening distribution to explain the metamagnetic transition in a thick film of assembled B2 FeRh nanoclusters.
View article: Understanding the reversible and irreversible deactivation of methane oxidation catalysts
Understanding the reversible and irreversible deactivation of methane oxidation catalysts Open
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View article: Irradiation-induced enhancement of Fe and Al magnetic polarizations in Fe<sub>60</sub>Al<sub>40</sub> films
Irradiation-induced enhancement of Fe and Al magnetic polarizations in Fe<sub>60</sub>Al<sub>40</sub> films Open
The rise of Fe magnetic moment, changes in Al electronic structure and a variation of Al magnetic polarization in thin films of transition metal aluminide Fe 60 Al 40 have been probed through the order-disorder phase transition by soft x-r…
View article: MRS
MRS Open
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View article: CCDC 2286277: Experimental Crystal Structure Determination
CCDC 2286277: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2286276: Experimental Crystal Structure Determination
CCDC 2286276: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2286275: Experimental Crystal Structure Determination
CCDC 2286275: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Stabilization Of The CN<sub>3</sub><sup>5−</sup> Anion In Recoverable High‐pressure Ln<sub>3</sub>O<sub>2</sub>(CN<sub>3</sub>) (Ln=La, Eu, Gd, Tb, Ho, Yb) Oxoguanidinates
Stabilization Of The CN<sub>3</sub><sup>5−</sup> Anion In Recoverable High‐pressure Ln<sub>3</sub>O<sub>2</sub>(CN<sub>3</sub>) (Ln=La, Eu, Gd, Tb, Ho, Yb) Oxoguanidinates Open
A series of isostructural Ln 3 O 2 (CN 3 ) (Ln=La, Eu, Gd, Tb, Ho, Yb) oxoguanidinates was synthesized under high‐pressure (25–54 GPa) high‐temperature (2000–3000 K) conditions in laser‐heated diamond anvil cells. The crystal structure of …