搜索结果: 1-15 共查到“凝聚态物理学 films”相关记录66条 . 查询时间(0.485 秒)
Optical thin films are today involved in numerous optical systems where they constitute a key to their ultimate performance. For most applications, high accuracy is required on both the optical and no...
Meniscus-Assisted Technique Produces High Efficiency Perovskite PV Films
Meniscus-Assisted Technique Produces Perovskite PV Films
2017/7/24
A new low-temperature solution printing technique allows fabrication of high-efficiency perovskite solar cells with large crystals intended to minimize current-robbing grain boundaries. The meniscus-a...
Wrinkling Of Floating Thin Polymer Films
Pure sciences Cascade Deformation Polymers Thin films Wrinkling
2014/11/20
This thesis presents an extensive study of wrinkling of thin polystyrene films, tens of nanometers in thickness, floating on the surface of water or water modified with surfactant.First, we study the ...
Losses in superconducting Niobium Films caused by Interface Tunnel Exchange
Superconducting cavities niobium Quadrupole Resonator interface tunnel exchange surface resistance
2012/4/20
Identifying the loss mechanisms of niobium film cavities enables an accurate determination of applications for future accelerator projects and points to research topics required to mitigate their limi...
Geometric shape dependence of coercivity for patterned magnetic thin films
Coercivity E-beam lithography Micro-structure Shaped-dependence Canting
2011/11/30
The micro-strips with patterned magnetic domains using electron beam lithography have been made to study the geometric shape dependence of coercivity. The size of the micro-strip is 10 lm]30 lm with 0...
Multiferroic phase competitions in perovskite manganite thin films
Multiferroic phase competitions perovskite manganite thin films
2016/12/2
Based on the Mochizuki- Furukawa model, the cycloid al spin structures of orthorh ombic RMnO3 manganite thin films on various magnetic substrates are simulated using Monte Carlo method. It is revealed...
Depairing critical current achieved in superconducting thin films with through-thickness arrays of artificial pinning centers
Depairing critical current through-thickness arrays artificial pinning centers
2010/11/24
Large area arrays of through-thickness nanoscale pores have been milled into superconducting Nb
thin lms via a process utilizing anodized aluminum oxide thin lm templates. These pores act as arti c...
Orientation dependence of the elastic instability on strained SiGe films
Orientation dependence elastic instability strained SiGe films
2010/11/23
At low strain, SiGe films on Si substrates undergo a continuous nucleationless morphological evolution known as the Asaro-Tiller-Grinfeld instability. We demonstrate experimentally that this instabili...
Nanopattern-stimulated superconductor-insulator transition in thin TiN films
Nanopattern-stimulated superconductor-insulator transition thin TiN films
2010/11/18
We present the results of the comparative study of the influence of disorder on transport prop-
erties in continuous and nanoperforated TiN films. We show that nanopatterning turns a thin
TiN film i...
Magnetic microstructure and magnetotransport in Co2FeAl Heusler compound thin films
Magnetic microstructure agnetotransport Co2FeAl Heusler compound thin films
2010/11/18
We correlate simultaneously recorded magnetotransport and spatially resolved magneto optical Kerr effect (MOKE) data in Co2FeAl Heusler compound thin films micropatterned into Hall bars. Room temperat...
Local electronic structure of Fe$^{2+}$ impurities in MgO thin films: Temperature-dependent soft x-ray absorption spectroscopy study
Local electronic structure of Fe$^{2+}$ impurities Temperature-dependent soft x-ray absorption spectroscopy study
2010/11/18
We report on the local electronic structure of Fe impurities in MgO thin films. Using soft x-ray absorption spectroscopy (XAS) we verified that the Fe impurities are all in the 2+ valence state.The fi...
Element specific characterization of heterogeneous magnetism in (Ga,Fe)N films
Element specific characterization heterogeneous magnetism
2010/11/18
We employ x-ray spectroscopy to characterize the distribution and magnetism of particular alloy
constituents in (Ga,Fe)N films grown by metal organic vapor phase epitaxy. Furthermore, photo-
electro...
Tuning macro-twinned domain sizes and the b-variants content of the adaptive 14-modulated martensite in epitaxial Ni-Mn-Ga films by co-sputtering
Magnetic shape memory alloys epitaxial films adaptive modulated-martensites twinning
2010/11/19
order to obtain modulated-martensite in our epitaxial Ni-Mn-Ga films, we have tuned the composition by using a co-sputtering process. Here we present how the composition affects the variant distributi...
A model of conductivity in polymer films with two conductivity states
model of conductivity two conductivity states
2010/11/25
We suppose and develop quantitative simple model of polymer lm conductivity. This model
can be seen as a further development of ideas of Vlasov, Apresyan et al [1]. The main point of the model is th...
Colloidal particles in liquid crystal films and at interfaces
colloids confinement interfaces elastic theory computer simulations
2010/11/18
This mini-review discusses the recent contribution of theoretical and computational physics as well as experimental efforts to the understanding of the behavior of colloidal particles in confined geom...