- Enhanced giant magnetoresistance in Ni-doped antipervoskite compounds GaCMn3-xNix(x=0.05,0.10)
[作者:Wang, BS; Tong, P; Sun, YP; Li, LJ; Tang, W; Lu, WJ; Zhu, XB; Yang, ZR; Song, WH,期刊:Applied Physics Letters, 页码:222509-222509 , 文章类型: Article,,卷期:2009年95-22]
- We report an enhanced negative giant magnetoresistance (GMR) with larger temperature span in Ni-doped antipervoskite compounds GaCMn3-xNix. The observed GMR can peak at similar to 75% (at 85 kOe) and exceed 60% (at 50 kO...
- Magnetization of graphane by dehydrogenation
[作者:Sahin, H; Ataca, C; Ciraci, S,期刊:Applied Physics Letters, 页码:222510-222510 , 文章类型: Article,,卷期:2009年95-22]
- Using first principles calculations, we show that each hydrogen vacancy created at graphane surface results in a local unpaired spin. For domains of hydrogen vacancies the situation is, however, complex and depends on th...
- Transport signatures of percolation and electronic phase homogeneity in La1-xSrxCoO3 single crystals
[作者:He, C; El-Khatib, S; Eisenberg, S; Manno, M; Lynn, JW; Zheng, H; Mitchell, JF; Leighton, C,期刊:Applied Physics Letters, 页码:222511-222511 , 文章类型: Article,,卷期:2009年95-22]
- The influence of nanoscopic magnetoelectronic phase separation on electrical transport in La1-xSrxCoO3 crystals is reported. It is demonstrated; (i) that the T=0 metal-insulator transition can be quantitatively understoo...
- Magnetic-field-induced transformation in FeMnGa alloys
[作者:Zhu, W; Liu, EK; Feng, L; Tang, XD; Chen, JL; Wu, GH; Liu, HY; Meng, FB; Luo, HZ,期刊:Applied Physics Letters, 页码:222512-222512 , 文章类型: Article,,卷期:2009年95-22]
- A kind of ferromagnetic shape memory alloy with off-stoichiometric composition of Heusler alloy Fe2MnGa has been synthesized. By optimizing composition, the martensitic transformation has been modified to occur at about ...
- Dynamic critical curve of a synthetic antiferromagnet
[作者:Pham, H; Cimpoesu, D; Plamada, AV; Stancu, A; Spinu, L,期刊:Applied Physics Letters, 页码:222513-222513 , 文章类型: Article,,卷期:2009年95-22]
- In this letter, a dynamic generalization of static critical curves (sCCs) for synthetic antiferromagnet (SAF) structures is presented, analyzing the magnetization switching of SAF elements subjected to pulsed magnetic fi...
- Oscillatory behavior of perpendicular magnetic anisotropy in Pt/Co/Al(O-x) films as a function of Al thickness
[作者:Dahmane, Y; Arm, C; Auffret, S; Ebels, U; Rodmacq, B; Dieny, B,期刊:Applied Physics Letters, 页码:222514-222514 , 文章类型: Article,,卷期:2009年95-22]
- The evolution of the perpendicular magnetic anisotropy of Pt/Co/AlOx structures has been followed by extraordinary Hall Effect measurements as a function of both Al thickness and annealing treatment. A nonmonotonous evol...
- Surface influenced magnetostructural transition in FeRh films
[作者:Kim, JW; Ryan, PJ; Ding, Y; Lewis, LH; Ali, M; Kinane, CJ; Hickey, BJ; Marrows, CH; Arena, DA,期刊:Applied Physics Letters, 页码:222515-222515 , 文章类型: Article,,卷期:2009年95-22]
- Surface structural effects accompanying the antiferromagnetic-ferromagnetic magnetostructral transition of epitaxial FeRh thin films were investigated by grazing incidence x-ray scattering. Measurement of the film lattic...
- Impact of effective shear strain on the equilibrium phases and polarization states of PbTiO3 thin film
[作者:Yan, WS; Zhang, R; Xie, ZL; Xiu, XQ; Zheng, YD; Liu, ZG; Xu, S,期刊:Applied Physics Letters, 页码:222901-222901 , 文章类型: Article,,卷期:2009年95-22]
- Many ways can be used to tune in-plane strains and thus to tailor the physical properties of ferroelectric films. Impact of effective shear strain on the equilibrium phases and polarization states of single-domain PbTiO3...
- Microwave dielectric properties of BaTiO3 and Ba0.5Sr0.5TiO3 thin films on (001) MgO
[作者:Alldredge, LMB; Chang, W; Kirchoefer, SW; Pond, JM,期刊:Applied Physics Letters, 页码:222902-222902 , 文章类型: Article,,卷期:2009年95-22]
- The microwave properties of BaTiO3 and Ba0.5Sr0.5TiO3 films were characterized as a function of in-plane film strain, crystallographic direction, film distortion, and dc bias. The strain dependence of BaTiO3 and Ba0.5Sr0...
- Tendency to promote ferroelectric distortion in Pr-modified PbTiO3
[作者:Kalyani, AK; Garg, R; Ranjan, R,期刊:Applied Physics Letters, 页码:222904-222904 , 文章类型: Article,,卷期:2009年95-22]
- Structural, microstructural, and dielectric studies have been carried out on Pr-modified PbTiO3. A comparative analysis with La-modified PbTiO3 suggests that for chemical modification by same amount, the Pr-modified syst...
- Electroluminescence from n-ZnO nanowires/p-GaN heterostructure light-emitting diodes
[作者:Chen, CH; Chang, SJ; Chang, SP; Li, MJ; Chen, IC; Hsueh, TJ; Hsu, CL,期刊:Applied Physics Letters, 页码:223101-223101 , 文章类型: Article,,卷期:2009年95-22]
- The investigation explores the fabrication and characteristics of ZnO nanowire (NW)/p-GaN/ZnO NW heterojunction light-emitting diodes (LEDs). Vertically aligned ZnO NWs arrays were grown on the p-GaN substrate. The n-p-n...
- On the dynamic roughening transition in nanocomposite film growth
[作者:Shaha, KP; Pei, YT; Chen, CQ; Turkin, AA; Vainshtein, DI; De Hosson, JTM,期刊:Applied Physics Letters, 页码:223102-223102 , 文章类型: Article,,卷期:2009年95-22]
- Surface roughness and dynamic growth behavior of TiC/a-C nanocomposite films deposited by nonreactive pulsed-dc (p-dc) magnetron sputtering were studied using atomic force microscopy, cross-sectional scanning, and transm...
- Buckling resistant graphene nanocomposites
[作者:Rafiee, MA; Rafiee, J; Yu, ZZ; Koratkar, N,期刊:Applied Physics Letters, 页码:223103-223103 , 文章类型: Article,,卷期:2009年95-22]
- An experimental study on buckling of graphene/epoxy nanocomposite beam structures is presented. Significant increase (up to 52%) in critical buckling load is observed with addition of only 0.1% weight fraction of graphen...
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