搜索结果: 1-15 共查到“知识库 半导体物理学 Semiconductor”相关记录22条 . 查询时间(0.06 秒)
Multivariable feedback control of semiconductor wafer temperature
Multivariate semiconductor chip temperature temperature control chip rapid heat treatment semiconductor chips sensors
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2015/8/12
The authors consider the problem of wafer temperature control in rapid thermal processing (RTP) of semiconductor wafers. They present a novel approach to the analysis of candidate sensor configuration...
Metamaterial inspired perfect tunneling in semiconductor heterostructures
Metamaterial inspired perfect semiconductor heterostructures
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2010/11/24
In this paper we are using formal analogy of electromagnetic wave equation and Schr¨odinger equatio in order to study the phenomenon of perfect tunneling (tunneling with unitary transmittance)in 1D se...
Optoelectronic cooling of mechanical modes in a semiconductor nanomembrane
Optoelectronic cooling of mechanical modes semiconductor nanomembrane
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2010/11/24
Optical cavity cooling of mechanical resonators has recently become a research frontier [1–3]. The cooling has been realized with a metal-coated silicon microlever via photo-thermal force [4] and subs...
The Quantum Boltzmann Equation in Semiconductor Physics
Nonequilibrium kinetics excitons,plasma Bose-Einstein condensation
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2010/11/23
The quantum Boltzmann equation, or Fokker-Planck equation, has been used to successfully explain a number of experiments in semiconductor optics in the past two decades. This paper reviews some of the...
Double quantum dot with tunable coupling in an enhancement-mode silicon metal-oxide semiconductor device with lateral geometry
Double quantum dot enhancement-mode silicon lateral geometry
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2010/11/17
We present transport measurements of a tunable silicon metal-oxide-semiconductor double quantum dot device with lateral geometry. Experimentally extracted gate-to-dot capacitances show that the device...
Semiconductor quantum ring as a solid-state spin qubit
Semiconductor quantum ring solid-state spin qubit
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2010/11/19
The implementation of a spin qubit in a quantum ring occupied by one or a few electrons is proposed. Quantum bit involves the Zeeman sublevels of the highest occupied orbital. Such a qubit can be init...
Giant Stark effect in the emission of single semiconductor quantum dots
Giant Stark effect single semiconductor quantum dots
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2010/11/19
We study the quantum-confined Stark effect in single InAs/GaAs quantum dots embedded within a AlGaAs/GaAs/AlGaAs quantum well. By significantly increasing the barrier height we can observe emission fr...
Nonequilibrium free energy, H theorem and self-sustained oscillations for Boltzmann-BGK descriptions of semiconductor superlattices
Nonequilibrium processes Boltzmann equation current fluctuations
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2010/11/22
Semiconductor superlattices (SL) may be described by a Boltzmann-Poisson kinetic equation with a Bhatnagar-Gross-Krook (BGK) collision term which preserves charge, but not momentum or energy.
Capacitance-voltage profiling techniques for characterization of semiconductor materials and devices
Capacitance-voltage profiling techniques characterization of semiconductor materials devices
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2010/11/23
This work re-defines the well-known C-V (capacitance-voltage)measurement technique, in the view of a new physics formula,discovered in 2006 [1].
Resonant Light Absorption by Semiconductor Quantum Dots
Light Absorption quantum wells Semiconductor Quantum Dots
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2009/9/4
The cross-section of light absorption by size-quantized semiconductor quantum dots (QD) is calculated in the case of a resonance with an exciton Γ6×Γ7 in cubical crystals of Td class. The interference...
Potential Performance of SiC and GaN Based Metal Semiconductor Field Effect Transistors
Ballistic transport frequency response Steady-state Drain current
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2010/7/5
A Monte Carlo simulation has been used to model steady-state electron transport in SiC and GaN field effect transistor. The simulated device geometries and doping are matched to the nominal parameters...
Two-photon Absorption Processes in Semiconductor Quantum Dots
Nonlinear absorption Two-photon absorption Quantum dots
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2010/9/29
The two-photon absorption process is a nonlinear phenomenon that shows very low optical efficiency in bulk
semiconductors. For this reason the detection of these processes becomes very difficult from...
Epitaxial Hybrid Ferromagnet-Semiconductor Structures: Growth, Structural and Magnetic Properties
Epitaxial Hybrid Ferromagnet Semiconductor Structures Magnetic Properties
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2010/10/21
Ferromagnet-semiconductor heterostructures are promising materials for the integration of magnetic or spin related functions into semiconductor materials and devices. Fe-on-GaAs and MnAs-on-GaAs are c...
Semiconductor Quantum Dot Nanostructures and their Roles in the Future of Photonics
Semiconductor Quantum Dot Nanostructures Photonics
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2010/10/21
This paper discusses the growth and the properties of semiconductor nanostructures based on self-assembled quantum dots (QDs). These QDs confine electrons or excitons in zero-dimension (0D), similar t...
Influence of a Magnetic Field on the Energy Flow of Surface Polaritons Propagating in Semiconductor Cylinders
a Magnetic Field Surface Polaritons Semiconductor Cylinders
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2010/10/22
This work reports the influence of a dc external magnetic field on the polaritons propagating in cylindrical systems. We present numerical results for the dispersion relation and energy flow for surfa...