搜索结果: 1-15 共查到“凝聚态物理学 transport”相关记录21条 . 查询时间(0.088 秒)
Highly tunable spin-dependent electron transport through carbon atomic chains connecting two zigzag graphene nanoribbons
Highly tunable spin-dependent electron transport carbon atomic chains zigzag graphene nanoribbons
2012/2/27
Motivated by recent experiments of successfully carving out stable carbon atomic chains from graphene [Meyer et al. Nature (London) 454, 319 (2008); Jin et al. Phys. Rev. Lett. 102, 205501 (2009)] we ...
Effect of charged impurity correlation on transport in monolayer and bilayer graphene
charged impurity correlation transport monolayer bilayer graphene
2012/2/27
We study both monolayer and bilayer graphene transport properties taking into account the presence of correlations in the spatial distribution of charged impurities. In particular we find that the exp...
Quantum-fluctuation effects in transport properties of superconductors above the paramagnetic limit
Quantum-fluctuation effects transport properties superconductors the paramagnetic limit
2012/2/27
We study the transport in ultrathin disordered film near the quantum critical point induced by the Zeeman field. We calculate corrections to the normal state conductivity due to quantum pairing fluctu...
Nodeless superconductivity in Ca3Ir4Sn13: evidence from quasiparticle heat transport
Nodeless superconductivity Ca3Ir4Sn13 evidence quasiparticle heat transport
2012/2/27
We report thermal conductivity measurements down to 50 mK on Ca$_3$Ir$_4$Sn$_{13}$ single crystals, in which superconductivity with $T_c \approx 7$ K was claimed to coexist with ferromagnetic spin-flu...
We present a technique to fabricate tunnel junctions between graphene and Al and Cu, with a Si back gate, as well as a simple theory of tunneling between a metal and graphene.
Optical detection of spin transport in non-magnetic metals
Optical detection of spin transport non-magnetic metals
2010/11/24
We determine the dynamic magnetization induced in non-magnetic metal wedges composed of
silver, copper and platinum by means of Brillouin light scattering (BLS) microscopy. The magnetization is trans...
Comprehensive transport studies of anisotropy and ordering phenomena in quasi-one-dimensional (TMTTF)2X salts (X = PF6, AsF6, SbF6; BF4, ClO4, ReO4)
Comprehensive transport studies of anisotropy ordering phenomena
2010/11/22
The temperature dependent dc resistivity of the quasi-one-dimensional organic salts (TMTTF)2X
(X = PF6, AsF6, SbF6; BF4, ClO4, ReO4) has been measured in all three crystal directions in order to inve...
Transport Phenomena in Fluids: Finite-size scaling for critical behavior
Transport Phenomena critical behavior
2010/11/19
Results for transport properties, in conjunction with phase behavior and thermodynamics, are
presented at the criticality of a binary Lennard-Jones fluid from Monte Carlo and molecular dy-
namics si...
Transport relaxation time and length scales in turbulent suspensions
Transport relaxation time and length scales turbulent suspensions
2010/11/18
We show that in a turbulent ow transporting suspended sediment, the unsaturated sediment ux q(x; t) can be described by a rst-order relaxation equation.
Influenced of Fe buffer thickness on the crystalline quality and the transport properties of Fe/Ba(Fe1-xCox)2As2 bilayers
buffer thickness crystalline quality transport properties
2010/11/17
The implementation of an Fe buffer layer is a promising way to obtain epitaxial growth of Co-doped BaFe2As2 (Ba-122). However, the crystalline quality and the superconducting properties of Co-doped Ba...
Mass-Transport Models with Fragmentation and Aggregation
Mass-Transport Models Fragmentation Aggregation
2010/11/22
We present a review of nonequilibrium phase transitions in mass-transport models with kinetic processes like fragmentation, diffusion, aggregation, etc. These models have been used extensively to stud...
Imaging Dissipative Transport in Carbon Nanotube Network Transistors
Imaging Dissipative Transport Carbon Nanotube Network Transistors
2010/11/24
We use infrared thermometry of carbon nanotube network (CNN) transistors and find the forma-tion of distinct hot spots during operation. However, the average CNN temperature at breakdown is significan...
Frustrated Metastable Behavior of Magnetic and Transport Properties in Charge Ordered La1-xCaxMnO3+d Manganites
Magnetic Transport Properties in Charge Ordered La1-xCaxMnO3+d Manganites
2010/11/19
We have studied the effect of metastable, irreversibility induced by repeated thermal cycles on the electric transport and magnetization of polycrystalline samples of La1-xCaxMnO3 (0.48≤x≤0.55) close ...
Quasi-Two-Dimensional Fermi Surfaces and Coherent Interlayer Transport in KFe$_2$As$_2$
Quasi-Two-Dimensional Fermi Surfaces Coherent Interlayer Transport
2010/11/19
We report the results of the angular-dependent magnetoresistance oscillations (AMROs), which
can determine the shape of bulk Fermi surfaces in quasi-two-dimensional (Q2D) systems, in a highly hole-do...
Structure, Transport and Magnetic properties in La$_{2x}$Sr$_{2-2x}$Co$_{2x}$Ru$_{2-2x}$O$_{6}$
Structure Transport Magnetic properties
2010/11/22
The perovskite solid solutions of the type La2xSr2−2xCo2xRu2−2xO6 with 0.25 x 0.75 have been investigated for their structural, magnetic and transport properties.All the compounds cryst...