Results 181 to 190 of about 3,492,750 (294)

Theoretical-Experimental Study of Magnetic and Optical Properties of Co-Doped BiFeO <b><sub>3</sub></b>. [PDF]

open access: yesACS Omega
Hmŏk H   +4 more
europepmc   +1 more source

Two‐Dimensional van der Waals Antiferromagnets: Fabrication, Probes, Control, and Applications

open access: yesAdvanced Physics Research, EarlyView.
Two‐dimensional van der Waals antiferromagnets are emerging as versatile platforms for spintronic, optoelectronic, and quantum devices. This review summarizes recent progress in their fabrication, magnetic characterization, fields, interfacial engineering, chemical modification, and representative applications.
Huangyu Wu   +10 more
wiley   +1 more source

Nanoworld of terahertz magnetism opening new frontiers.

open access: yesNewton
Kimel AV, Ivanov BA, Afanasiev D.
europepmc   +1 more source

The Interplay of Crystal‐Field Transitions and Exchange Spin Dynamics in a Ferrimagnet

open access: yesAdvanced Physics Research, EarlyView.
Temperature‐dependent THz spectroscopy reveals strong hybridization between Yb3+ CEF excitations and Yb–Fe exchange dynamics in Gd3/2Yb1/2BiFe5O12. Near the magnetization compensation temperature, spectral weight is redistributed between the coupled modes, while the Yb–Fe exchange mode exhibits an anomalous redshift upon cooling due to CEF‐mediated ...
Arpita Dutta   +3 more
wiley   +1 more source

Interplay of Bridge Topology and Conformation in Phenylene‐Bridged Trityl Diradicals

open access: yesChemistry – A European Journal, EarlyView.
We present a meta‐phenylene‐bridged trityl diradical that exhibits an unexpectedly weak antiferromagnetic exchange coupling J with a strong environment‐dependent magnitude. Combined VSM, EPR, DFT, and MD studies reveal that structural flexibility modulates σ‐, π‐, and through‐space exchange contributions, highlighting the crucial role of geometry in ...
Kevin Lars Kopp   +4 more
wiley   +1 more source

Real-space imaging and control of topological spin textures in a van der Waals antiferromagnet. [PDF]

open access: yesNat Commun
Cheng Z   +22 more
europepmc   +1 more source

Heterovalent, Homometallic Rings: Synthesis, Optical, and EPR Studies of {TiIV7TiIII} Complexes

open access: yesChemistry – A European Journal, EarlyView.
A new class of heterovalent, homometallic complexes is reported, based on cyclic {TiIV7TiIII} cores with oxide and carboxylate bridges between nearest neighbors. The clusters show Class II mixed‐valent behavior at room temperature, but are valence localized at low temperature.
Selena J. Lockyer   +8 more
wiley   +1 more source

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