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Related papers: Mixed-Valence Tetranuclear Manganese Single-Molecu…

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Recent magnetic measurements on tetra-nickel molecular magnets [Ni(hmp)(ROH)Cl]$_4$, where R=CH$_3$, CH$_2$CH$_3$, or (CH$_2$)$_2$C(CH$_3$)$_3$ and hmp$^-$ is the monoanion of 2-hydroxymethylpyridine, revealed a strong exchange bias prior…

Materials Science · Physics 2009-11-10 Kyungwha Park , En-Che Yang , David N. Hendrickson

Monolayer VSe2, featuring both charge density wave and magnetism phenomena, represents a unique van der Waals magnet in the family of metallic two-dimensional transition-metal dichalcogenides (2D-TMDs). Herein, by means of in-situ…

The magnetic properties of the two isostructural molecule-based magnets, Ni(NCS)$_{2}$(thiourea)$_{2}$, $S$ = 1, [thiourea = SC(NH$_2$)$_2$] and Co(NCS)$_{2}$(thiourea)$_{2}$, $S$ = 3/2, are characterised using several techniques in order…

Tailoring of individual single-atom-thick layers in nanolaminated materials offers atomic-level control over material properties. Nonetheless, multielement alloying in individual atomic layers in nanolaminates is largely unexplored. Here,…

In ferromagnetic materials, magnons - quanta of spin waves - typically resonate in the gigahertz range. Beyond conventional magnons, while theoretical studies have predicted magnons associated with orbital magnetic moments, their direct…

It is shown that our multi-high-frequency (40-200 GHz) resonant cavity technique yields distortion-free high field EPR spectra for single crystal samples of the uniaxial and biaxial spin S = 10 single molecule magnets (SMMs)…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Hill , S. Maccagnano , K. Park , R. M. Achey , J. M. North , N. S. Dalal

We investigated magnetic and magnetocaloric properties in Sm1-xSrxMnO3 (x = 0.30-0.5). We report a magnetic field driven first-order metamagnetic transition in the paramagnetic state in x = 0.4 and 0.5 and a second-order transition in x =…

Materials Science · Physics 2009-11-13 A. Rebello , R. Mahendiran

Hard magnets with high coercivity, such as Nd2Fe14B and SmCo5 alloys, can maintain magnetisation under a high reverse external magnetic field and have therefore become irreplaceable parts in many practical applications. Molecular magnets…

The appearance of colossal magneto resistance (CM) in Tl$_{2}$Mn$_{2}$O$_{7}$ has stimulated many recent studies of the pyrochlore family of compounds A$_{2}$B$_{2}$O$_{7}$. The double exchange (DE) model of Zener does not describe the CM…

Strongly Correlated Electrons · Physics 2009-11-10 M. E. Foglio , G. E. Barberis

Understanding magnetism in multiple magnetic sublattice system, driven by the interplay of varied nature of magnetic exchanges, is on one hand challenging and on other hand intriguing. Motivated by the recent synthesis of AA'BB'O_6 double…

Materials Science · Physics 2021-01-27 Anita Halder , Shreya Das , Prabuddha Sanyal , Tanusri Saha-Dasgupta

We report magnetic susceptibility, isothermal magnetization, and specific-heat measurements on the rare-earth hexaaluminate SmMgAl$_{11}$O$_{19}$, where Sm$^{3+}$ realizes a strongly quenched Kramers doublet on a triangular lattice with an…

Strongly Correlated Electrons · Physics 2026-01-21 Sonu Kumar , Barbora Salajová , Andrej Kancko , Cinthia A. Corrêa , Shuvajit Halder , Ross H. Colman

Achieving quantum-level control over electromagnetic waves, magnetisation dynamics, vibrations and heat is invaluable for many practical application and possible by exploiting the strong radiation-matter coupling. Most of the modern strong…

Other Condensed Matter · Physics 2018-11-14 Ivan S. Maksymov

Monolayer transition metal dichalcogenides (TMDs) possess superior optical properties, including the valley degree of freedom that can be accessed through the excitation light of certain helicity. While WS2 and WSe2 are known for their…

Micro-electro-mechanical resonators employing a magnetic element have been proposed for magnetic field sensing applications, but the integration of magnetic materials with standard semiconductor compounds is challenging and requires complex…

Manganese monophosphide (MnP) shows complicated magnetic states varying with both temperature and pressure. We calculate the magnetic and electronic structures of MnP at different pressures using first-principles methods and obtain spiral…

Superconductivity · Physics 2017-05-23 Yuanji Xu , Min Liu , Ping Zheng , Xiangrong Chen , Jin-guang Cheng , Jianlin Luo , Wenhui Xie , Yi-feng Yang

The magnetic properties of a monolayer of Mn12 single molecule magnets grafted onto a Si substrate have been investigated using depth-controlled $\beta$-detected nuclear magnetic resonance. A low energy beam of spin polarized radioactive…

We estimate the PMNS (Pontecorvo-Maki-Nakagawa-Sakata) matrix in terms of neutrino and charged lepton mixing given as $U_{\rm PMNS}=V_{\rm lep}^\dagger(\tilde\theta_{13}) U_\nu(\tilde\theta_{23}, \tilde\theta_{12})$, based on a new…

High Energy Physics - Phenomenology · Physics 2014-04-17 HoSeong La , Thomas J. Weiler

We investigate the current debate on the Mn valence in Ga$_{1-x}$Mn$_x$N, a diluted magnetic semiconductor (DMSs) with a potentially high Curie temperature. From a first-principles Wannier-function analysis, we unambiguously find the Mn…

Materials Science · Physics 2015-11-13 Ryky Nelson , Tom Berlijn , Juana Moreno , Mark Jarrell , Wei Ku

Two new transition-metal tellurium oxy-chlorides of the general formula Ni_5(TeO_3)_4X_2 (X=Cl, Br) have been isolated during the investigation of the ternary phase diagram NiO-NiCl2-TeO2. They crystallize in the monoclinic system, space…

Strongly Correlated Electrons · Physics 2010-03-09 M. Johnsson , K. W. Toernroos , P. Lemmens , P. Millet

Magnetization measurements of a truly axial symmetry Mn12-tBuAc molecular nanomagnet with a spin ground state of S = 10 show resonance tunneling. This compound has the same magnetic anisotropy as Mn12-Ac but the molecules are better…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 W. Wernsdorfer , M. Murugesu , G. Christou
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