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Related papers: Superparamagnetism in Nanocrystalline Copper Ferri…

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I report, Zero Field Cooled (ZFC) Exchange Bias (EB) effect in a single phase nanocrystalline Mg-ferrite thin film, deposited on an amorphous quartz substrate using pulsed laser ablation technique. The film showed a high ZFC EB shift (HE~…

Materials Science · Physics 2019-10-25 Himadri Roy Dakua

We report on an anomalous magnetization observed with temperature for low magnetic fields applied in the plane of a film formed by a thin layer of Fe-Rh deposited on a thin foil of ordered Fe$_3$Pt. The anomalous effect resembles a…

Materials Science · Physics 2012-08-27 S. Salem-Sugui, , A. D. Alvarenga , R. D. Noce , C. Salazar Mejia , H. Salim , F. G. Gandra

We report on the magnetic properties of zinc ferrite thin film deposited on SrTiO$_3$ single crystal using pulsed laser deposition. X-ray diffraction result indicates the highly oriented single phase growth of the film along with the…

Materials Science · Physics 2017-02-21 Yogesh Kumar , Israel Lorite , Michael Lorenz , Pablo D. Esquinazi , Marius Grundmann

We have measured the electronic heat capacity of thin film nanowires of copper and silver at temperatures 0.1 - 0.3 K; the films were deposited by standard electron-beam evaporation. The specific heat of the Ag films of sub-100 nm thickness…

Mesoscale and Nanoscale Physics · Physics 2018-03-21 K. L. Viisanen , J. P. Pekola

. We focused on the interaction between two ferromagnetic cobalt layers through a non-magnetic titanium layer. The magnetic properties of the structure were characterized by ferromagnetic resonance technique (FMR). The data were collected…

Materials Science · Physics 2023-07-19 M. Erkovan , S. Tokdemir Ozturk , D. Taskin Gazioglu , R. Topkaya , O. Ozturk

We have observed room temperature ferromagnetism (FM) in In$_2$O$_3$ thin films doped with either 5 at.% Mn or Fe, prepared by pulsed laser deposition (PLD) at substrate temperatures ranging from 300 to 600$\,^{\circ}{\rm C}$. The…

Materials Science · Physics 2013-05-22 Qi Feng , Harry J Blythe , A Mark Fox , Gillian A Gehring , Feng-Xian Jiang , Xiao-Hong Xu , Steve M Heald

We have studied magnetization of graphene nanocrystals obtained by sonic exfoliation of graphite. No ferromagnetism is detected at any temperature down to 2 K. Neither do we find strong paramagnetism expected due to the massive amount of…

Mesoscale and Nanoscale Physics · Physics 2010-11-24 M. Sepioni , R. R. Nair , S. Rablen , J. Narayanan , F. Tuna , R. Winpenny , A. K. Geim , I. V. Grigorieva

We investigated high-frequency behavior of FeN thin films prepared by reactive sputtering through ferromagnetic resonance (FMR) and its relationship with the static magnetic properties. The FMR was observed in the frequency range from 2 to…

Materials Science · Physics 2016-09-21 Tae-Jong Hwang , Joonsik Lee , Ki Hyeon Kim , Dong Ho Kim

Antiperovskite nitrides with the general formula M$_3$N have attracted significant attention due to their tunable electronic and magnetic properties. Among them are many cobalt-based compounds predicted to exhibit high thermodynamic…

Neodymium is a remarkable active component in numerous magnetic alloys that are used in various applications. However, the application of bare neodymium thin film is limited due to the lack of information about its electrical and magnetic…

Materials Science · Physics 2020-10-07 G. Yumnam , J. Guo , Y. Chen , V. Lauter , D. K. Singh

Nanocrystalline metals typically have high fatigue strengths, but low resistance to crack propagation. Amorphous intergranular films are disordered grain boundary complexions that have been shown to delay crack nucleation and slow crack…

The magnetization (M) as a function of temperature (T) from 2 to 300 K and in-plane field (H) up to 1 kOe, room temperature easy and hard direction in-plane field hysteresis loops for fields between -100 and +100 Oe, and 10 GHz…

Other Condensed Matter · Physics 2015-06-25 Jaydip Das , Sangita S. Kalarickal , Kyoung-Suk Kim , Carl E. Patton

We report measurements of the Nernst effect and of the magneto-resistance of granular aluminum films near the metal to insulator transition. These films show sharp transitions as a function of temperature and magnetic field. At low…

Superconductivity · Physics 2015-06-23 Shachar Lerer , Nimrod Bachar , Guy Deutscher , Yoram Dagan

To examine the process of native corrosion of ultrathin (about 10 nm) copper films deposited on quartz glass substrates $(SiO_2)$ with and without a germanium sublayer, the time dependences of the microwave reflection coefficient $R$ and…

Materials Science · Physics 2026-01-01 Vladimir A. Vdovin , Ivan I. Pyataikin

The reorientation transition of the magnetization of ferromagnetic films is studied on a microscopic basis within a Heisenberg spin model. Using a modified mean field formulation it is possible to calculate properties of magnetic thin films…

Statistical Mechanics · Physics 2009-10-31 A. Hucht , K. D. Usadel

Nitrogen embedded ZnO:N films prepared by pulsed laser deposition exhibit significant ferromagnetism. The nitrogen ions contained in ZnO confirmed by Secondary Ion Microscopic Spectrum and Raman experiments and the embedded nitrogen ions…

Strongly Correlated Electrons · Physics 2009-11-13 Chang-Feng Yu , Tzu-Jen Lin , Shih-Jye Sun , Hsiung Chou

By using superconducting quantum interference device (SQUID) magnetometry we investigated anisotropic high-field (H < 7 T) low-temperature (10 K) magnetization response of inhomogeneous nanoisland FeNi films grown by rf sputtering…

We report on room temperature ferromagnetic resonance (FMR) studies of [$t$ Co$|2t$ Ni]$\times$N sputtered films, where $0.1 \leq t \leq 0.6$ nm. Two series of films were investigated: films with same number of Co$|$Ni bilayer repeats…

Mesoscale and Nanoscale Physics · Physics 2007-07-10 J-M. L. Beaujour , W. Chen , K. Krycka , C-C. Kao , J. Z. Sun , A. D. Kent

We measured the chemical and magnetic depth profiles of a single crystalline (La$_{1-x}$Pr$_x$)$_{1-y}$Ca$_y$MnO$_{3-{\delta}}$ (x = 0.52\pm0.05, y = 0.23\pm0.04, {\delta} = 0.14\pm0.10) film grown on a NdGaO3 substrate using x-ray…

Materials Science · Physics 2014-11-18 Surendra Singh , M. R. Fitzsimmons , T. Lookman , J. D. Thompson , H. Jeen , A. Biswas , M. A. Roldan , M. Varela

Theoretical calculations, computer simulations and experiments indicate the possible existence of a ferromagnetic liquid state, although definitive experimental evidence is lacking. Should such a state exist, demagnetization effects would…

Soft Condensed Matter · Physics 2009-10-31 S. Banerjee , M. Widom