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Related papers: Edge Magnetism in Colloidal MoS2 Triangular Nanofl…

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Correlated-electron systems support a wealth of magnetic excitations, ranging from conventional spin waves to exotic fractional excitations in low-dimensional or geometrically-frustrated spin systems. Probing such excitations on nanometre…

Mesoscale and Nanoscale Physics · Physics 2015-08-12 Toeno van der Sar , Francesco Casola , Ronald Walsworth , Amir Yacoby

The transport characteristics of a disordered MoS$_2$ nanoflake in the insulator regime are studied by electrical and magnetotransport measurements. The layered MoS$_2$ nanoflake is exfoliated from a bulk MoS$_2$ crystal and the conductance…

Mesoscale and Nanoscale Physics · Physics 2019-06-11 Jianhong Xue , Shaoyun Huang , Ji-Yin Wang , H. Q. Xu

Recent advances in tuning the correlated behavior of graphene and transition-metal dichalcogenides (TMDs) have opened a new frontier in the study of many-body physics in two dimensions and promise exciting possibilities for new quantum…

Strongly Correlated Electrons · Physics 2019-11-06 Nityan L. Nair , Eran Maniv , Caolan John , Spencer Doyle , J. Orenstein , James G. Analytis

One of the most appealing features of magnonics is the easy tunability of spin-waves propagation via external magnetic fields. Usually this requires bulky and power-hungry electromagnets which are not compatible with device miniaturization.…

We study the motion of a ferromagnetic helical nanostructure under the action of a rotating magnetic field. A variety of dynamical configurations were observed that depended strongly on the direction of magnetization and the geometrical…

Magnet$/$superconductor hybrids (MSHs) hold the promise to host emergent topological superconducting phases. Both one-dimensional (1D) and two-dimensional (2D) magnetic systems in proximity to s-wave superconductors have shown evidence of…

Two-dimensional (2D) transition metal dichalcogenides (TMDs) are prospective materials for quantum devices owing to their inherent 2D confinements. They also provide a platform to realize even lower-dimensional in-plane electron…

Mesoscale and Nanoscale Physics · Physics 2019-12-19 Ziqian Wang , Ruichun Luo , Isaac Johnson , Hamzeh Kashani , Mingwei Chen

The propagation and controlled manipulation of strongly nonlinear, two-dimensional solitonic states in a thin, anisotropic ferromagnet are theoretically demonstrated. It has been recently proposed that spin-polarized currents in a…

Pattern Formation and Solitons · Physics 2012-07-23 M. A. Hoefer , M. Sommacal , T. J. Silva

Discrete degrees of freedom, such as spin and orbital, can provide intriguing strategies to manipulate electrons, photons, and phonons. With a spin degree of freedom, topological insulators have stimulated intense interests in…

Mesoscale and Nanoscale Physics · Physics 2021-04-22 Jingwen Ma , Xiang Xi , Yuan Li , Xiankai Sun

Two types of spintronic devices on the base of magnetic nanostructures containing silicon dioxide films with cobalt nanoparticles SiO2(Co) on GaAs substrate - magnetic sensors and field-effect transistor governed by applied magnetic field -…

Mesoscale and Nanoscale Physics · Physics 2011-12-09 L. V. Lutsev , A. I. Stognij , N. N. Novitskii , A. S. Shulenkov

We investigate the dynamical properties of a system of interacting magnetic dipoles disposed in sites of an sc lattice and forming a cubic-shaped sample of size determined by the cube edge length (N-1)a (a being the lattice constant, N…

Other Condensed Matter · Physics 2009-11-10 H. Puszkarski , M. Krawczyk , J. -C. S. Levy

Atomically thin two dimensional (2D) layered materials have emerged as a new class of material for nanoelectromechanical systems (NEMS) due to their extraordinary mechanical properties and ultralow mass density. Among them, graphene has…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 C. Samanta , P. R. Yasasvi Gangavarapu , A. K. Naik

Magnetic nanocolloids with synthesized super paramagnetic Fe3O4 nanoparticles (SPION) (5 to 15 nm) dispersed in insitu developed Polyethylene Glycol (PEG 400) and nano silica complex have been synthesized. The PEG nano Silica complex…

Fluid Dynamics · Physics 2015-12-02 Ajay Katiyar , Purbarun Dhar , Sarit K. Das , Tandra Nandi

Transition metal dichalcogenides such as MoS$_2$ represent promising candidates for building blocks of ultra-thin nanophotonic devices. For such applications, vertically-oriented MoS$_2$ (v-MoS$_2$) nanosheets could be advantageous as…

Materials Science · Physics 2020-01-29 M. Bolhuis , J. Hernandez-Rueda , S. E. van Heijst , M. Tinoco Rivas , L. Kuipers , S. Conesa-Boj

We explore possible ways to manipulate the intrinsic edge magnetism in hexagonal graphene nanoflake with zigzag edges, using density functional theory supplemented with on-site Coulomb interaction. The effect of carrier doping, chemical…

Mesoscale and Nanoscale Physics · Physics 2014-07-08 Mukul Kabir , T. Saha-Dasgupta

NaFeAs belongs to a class of Fe-based superconductors which parent compounds show separated structural and magnetic transitions. Effects of the structural transition on spin dynamics therefore can be investigated separately from the…

Superconductivity · Physics 2016-05-27 Juanjuan Liu , Jinchen Wang , Wei Luo , Jieming Sheng , Aifeng Wang , Xianhui Chen , Sergey A. Danilkin , Wei Bao

1D spin-wave conduits are envisioned as nanoscale components of magnonics-based logic and computing schemes for future generation electronics. `A-la-carte methods of versatile control of the local magnetization dynamics in such nanochannels…

The performance characteristics of magnetic nanoparticles towards application, e.g. in medicine, imaging, or as sensors, is directly determined by their magnetization relaxation and total magnetic moment. In the commonly assumed picture,…

Organic spintronics has drawn the interest of the science community due to various applications in spin-valve devices. But to date, an efficient room-temperature Organic Spin Valve device has not been experimentally realized due to the…

Materials Science · Physics 2025-03-07 Sonia Kaushik , Manisha Priyadarsini , Avinash G. Khanderao , Dileep Kumar

Based on Monte Carlo (MC) computer simulations we study the structure formation of a system of magnetic nanorods. Our model particles consist of fused spheres with permanent magnetic dipole moments, as inspired by recent experiments. The…

Soft Condensed Matter · Physics 2012-03-22 Carlos E. Alvarez , Sabine H. L. Klapp