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Related papers: Magnetocapacitance: A probe of spin-dependent pote…

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We show that in some trigonal and hexagonal crystals the Zeeman coupling of band electrons with an external magnetic field is strongly anisotropic and necessarily vanishes along the main symmetry axis. This leads to qualitative changes in…

Superconductivity · Physics 2021-05-12 K. V. Samokhin

We compare the magnetoresistance of UCu$_{3.5}$Pd$_{1.5}$ with calculations done within the disordered heavy fermion framework of Miranda et al. using a phenomenological spectral function for the Anderson model, calibrated against Bethe…

Strongly Correlated Electrons · Physics 2007-05-23 A. Chattopadhyay , M. Jarrell , H. R. Krishnamurthy , H. K. Ng , J. Sarrao , Z. Fisk

Despite extensive researches on manganites owing to widespread use in modern electronics, this class of metal oxides does not cease to surprise with its unique properties and new phenomena. Here we have studied structural and magnetic…

We demonstrate the evolution of the micro-patterned magnetic domains in CoPd thin films pretreated with e-beam lithography and O2 plasma. During the days-long oxidation, significantly different behaviors of the patterned magnetic domains…

Materials Science · Physics 2021-11-11 Wei-Hsiang Wang , Chak-Ming Liu , Tzu-Hung Chuang , Der-Hsin Wei , Wen-Chin Lin , Pei-hsun Jiang

We study the influence of the thickness Df of the plain ferromagnetic (F) film on the electrical resistance of the flux-coupled hybrids, consisting of superconducting (S) Al film and multilayer [Co/Pt] F film with out-of-plain…

Superconductivity · Physics 2010-08-10 A. Yu. Aladyshkin , A. P. Volodin , V. V. Moshchalkov

In this work we show the presence of a magnetoelectric coupling in silicon-nitride gated Pt/Co/Pt heterostructures using X-ray photoemission electron microscopy (XPEEM). We observe a change in magnetic anisotropy in the form of domain wall…

We discuss the extraction of the electromagnetic and spin polarisabilities of nucleons from lattice QCD. We show that the external field method can be used to measure all the electromagnetic and spin polarisabilities including those of…

High Energy Physics - Lattice · Physics 2009-11-11 W. Detmold , B. C. Tiburzi , A. Walker-Loud

The magnetic field dependence of the resistance of (BEDT-TTF)$_2$MHg(SCN)$_4$[M=K,Rb,Tl] in the density-wave phase is explained in terms of a simple model involving magnetic breakdown and a reconstructed Fermi surface. The theory is…

The exchange coupling of two magnetic layers via a diffuse oxide interlayer is studied with an atomistic spin model. We investigate the effect of magnetic concentration and oxide layer thickness on the effective exchange coupling strength…

Materials Science · Physics 2015-06-22 R. F. L. Evans , Q. Coopman , S. Devos , W. J. Fan , O. Hovorka , R. W. Chantrell

Many experiments suggest that the unidentified low temperature phase (LTP) of alpha-(BEDT-TTF)_2KHg(SCN)_4 is most likely unconventional charge density wave (UCDW). To further this identification we present our theoretical study of the…

Strongly Correlated Electrons · Physics 2009-11-07 Balázs Dóra , Attila Virosztek , Kazumi Maki

The groundstate energy and binding energy of an exciton, confined in a^M quantum disk, are calculated as a function of an external magnetic field. The confinement potential is a hard wall of finite height. The diamagnetic shift is…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 K. L. Janssens , F. M. Peeters , V. A. Schweigert

Diverse magnetic and electronic properties of halogen-adsorbed silicene are investigated by the first-principles theoretical framework, including the adatom-diversified geometric structures, the atom-dominated energy bands, the spatial spin…

Materials Science · Physics 2019-03-27 Duy Khanh Nguyen , Ngoc Thanh Thuy Tran , Yu-Huang Chiu , Ming-Fa Lin

The dynamics of the ferromagnetic order parameter in thin magnetic films is strongly affected by the magnetomechanical coupling at certain resonance frequencies. By solving the equation of motion of the coupled mechanical and magnetic…

Other Condensed Matter · Physics 2009-11-10 Alexey A. Kovalev , Gerrit E. W. Bauer , Arne Brataas

Electric field dependent capacitance and dielectric loss in poly(3-hexylthiophene) are measured by precision capacitance bridge. Carrier mobility and density are estimated from fits to current-voltage and capacitance data. The capacitance…

Applied Physics · Physics 2023-03-03 Sougata Mandal , Reghu Menon

We report on the magnetic properties of elongated submicron magnetic islands and their influence on a superconducting film. The magnetic properties were studied by magnetization hysteresis loop measurements and scanning-force microscopy. In…

Superconductivity · Physics 2009-10-31 M. J. Van Bael , K. Temst , V. V. Moshchalkov , Y. Bruynseraede

We present the quantum-mechanical calculations of the angular dependence of interlayer conductivity $\sigma _{zz}(\theta )$ in a tilted magnetic field in quasi-2D layered metals. Our calculation shows that the LL shape is important for this…

Strongly Correlated Electrons · Physics 2018-07-19 Taras I. Mogilyuk , Pavel D. Grigoriev

Electrostatic control of the magnetization of a normal mesoscopic conductor is analyzed in a hybrid superconductor-normal-superconductor system. This effect stems from the interplay between the non-equilibrium condition in the normal region…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 F. Giazotto , F. Taddei , R. Fazio , F. Beltram

We study electronic properties as a function of the six types of local environments found in the octagonal tiling. The density of states has six characteristic forms, although the detailed structure differs from site to site since no two…

Condensed Matter · Physics 2009-10-22 A. Jagannathan

Thin magnetic multilayered films containing FePt have attracted a lot of attention recently due to their possible usage in ultra-high density magnetic storage. Although structure defects play a dramatic role in the magnetization process and…

Mesoscale and Nanoscale Physics · Physics 2016-01-27 E. M. Plotnikova , I. I. Trushkin , D. A. Lenkevich , A. L. Kotelnikov , A. Cockburn , K. A. Zvezdin

A spin-dependent emission of optically oriented electrons from p-GaAs(Cs,O) into vacuum was experimentally observed in a magnetic field normal to the surface. This phenomenon is explained within the model which takes into account the jump…

Mesoscale and Nanoscale Physics · Physics 2008-05-24 D. A. Orlov , V. L. Alperovich , A. S. Terekhov