搜索结果: 1-15 共查到“凝聚态物理学 Electron-”相关记录25条 . 查询时间(0.049 秒)
CCNY physicists master unexplored electron property（图）
CCNY physicist unexplored electron property
2017/9/1
While the charge and spin properties of electrons are widely utilized in modern day technologies such as transistors and memories, another aspect of the subatomic particle has long remained uncharted....
^{75}As NMR study of the growth of paramagnetic-metal domains due to electron doping near the superconducting phase in LaFeAsO_{1-x}F_{x}
paramagnetic-metal domains electron doping superconducting phase LaFeAsO_{1-x}F_{x}
2012/2/27
We studied the electric and magnetic behavior near the phase boundary between antiferromagnetic (AF) and superconducting (SC) phases for a prototype of high-T_c pnictides LaFeAsO_{1-x}F_{x} by using n...
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 ...
Sub-linear radiation power dependence of photo-excited resistance oscillations in two-dimensional electron systems
Sub-linear radiation power dependence two-dimensional electron systems
2010/11/25
We find that the amplitude of the Rxx radiation-induced magnetoresistance oscillations in
GaAs/AlGaAs system grows nonlinearly as A / P where A is the amplitude and the exponent
< 1. This strikin...
Shape resonance for the anisotropic superconducting gaps near a Lifshitz transition: the effect of electron hopping between layers
Shape resonance anisotropic superconducting gaps effect of electron
2010/11/24
The multigap superconductivity modulated by quantum confinement effects in a superlattice of
quantum wells is presented. Our theoretical BCS approach captures the low-energy physics of a
shape reson...
Plasmons and Interband Transitions of Ca$_{11}$Sr$_3$Cu$_{24}$O$_{41}$ investigated by Electron Energy-Loss Spectroscopy
Plasmons and Interb Transitions
2010/11/24
Electron energy-loss spectroscopy studies have been performed in order to get a deeper insight
into the electronic structure and elementary excitations of the two - leg ladder system
Ca11Sr3Cu24O41....
Coulomb interaction effects and electron spin relaxation in the 1d Kondo lattice model
Ludwig-Maximilians-Universit¨at M¨unchen University of Queensland
2010/11/23
We study the effects of the Coulomb interaction in the one dimensional Kondo lattice model on
the phase diagram, the static magnetic susceptibility and electron spin relaxation. We show that onsite C...
Anisotropic ultrafast electron dynamics induced by high-field terahertz pulses in n-doped InGaAs
Anisotropic ultrafast electron dynamics high-field terahertz pulses
2010/11/23
The anisotropic effective mass of electrons is directly measured using time-resolved THz-
pump/THz-probe techniques in a n-doped InGaAs semiconductor thin film. A microscopic theory
is used to attri...
Momentum-Resolved Ultrafast Electron Dynamics in Superconducting Bi2Sr2CaCu2O8+delta
Momentum-Resolved Ultrafast Electron Dynamics Bi2Sr2CaCu2O8+delta
2010/11/18
The non-equilibrium state of the high-Tc superconductor Bi2Sr2CaCu2O8+ and its ultrafast dynamics have been investigated by femtosecond time- and angle-resolved photoemission spectroscopy well below ...
Theory of the microwave induced zero resistance states in two-dimensional electron systems
the microwave induced zero resistance states two-dimensional electron systems
2010/11/18
The phenomena of the microwave induced zero resistance states (MIZRS) and the microwave
induced resistance oscillations (MIRO) were discovered in the ultraclean two-dimensional electron systems in 20...
Influence of electron-hole drag on conductivity of neutral and gated graphene
Influence of electron-hole drag gated graphene
2010/11/18
Conductivity of monolayer and two-layer graphene is considered with due regard for mutual drag of band elec-trons and holes. Search of contribution of the drag in conductivity shows that this effect c...
Magnetotransport and spin dynamics in an electron gas formed at oxide interfaces
Magnetotransport spin dynamics oxide interfaces
2010/11/23
We investigate the spin-dependent transport properties of a two-dimensional electron gas formed
at oxides’ interface in the presence of a magnetic field. We consider several scenarios for the oxides’...
Experimental realities refuting existence of p=0 condensate in a system of interacting bosons : I. Electron bubble
BEC bosons electron-bubble He-4
2010/11/18
Physical reality of the existence of electron bubble in liquid 4He (or 3He) renders
a clear experimental evidence for a quantum particle (in an interacting environment as
seen by electron in liquid ...
Edge states in two-dimensional electron gas with heterogeneous spin-orbit interaction
Edge states two-dimensional electron gas heterogeneous spin-orbit interaction
2010/11/23
We show that edge states similar to those known for topological insulators exist in two-dimensional electron system with one-band spectrum in the presence of heterogeneous spin-orbit interaction (SOI)...
Nearly Free Electron States in Graphane Nanoribbon Superlattice
Graphane Nanoribbon Superlattice
2010/11/23
Nearly free electron (NFE) state has been widely studied in low dimensional systems. Based on
first-principles calculations, we identify two types of NFE states in graphane nanoribbon
superlattice, ...