搜索结果: 1-15 共查到“物理学 semiconductor”相关记录59条 . 查询时间(0.067 秒)
With a little twist and the turn of a voltage knob, Cornell researchers have shown that a single material system can toggle between two of the wildest states in condensed matter physics: the quantum a...
国际半导体业界权威刊物《Semiconductor Today》和《Compound Semiconductors》相继报道陈长清、戴江南团队研究新进展（图）
半导体；深紫外发光；芯片；器件领域
2021/10/18
华中科技大学武汉光电国家研究中心陈长清、戴江南研究团队近11年以来一直从事半导体深紫外发光芯片和器件领域（重点围绕Deep Ultraviolet Light Emitting Diodes和Deep Ultraviolet Laser Diodes）的研究工作。近日，国际半导体业界权威刊物《Semiconductor Today》和《Compound Semiconductors》相继报道团队研...
Multivariable feedback control of semiconductor wafer temperature
Multivariate semiconductor chip temperature temperature control chip rapid heat treatment semiconductor chips sensors
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...
JILA physicists discover 'quantum droplet' in semiconductor（图）
quantum droplet semiconductor
2014/3/20
JILA physicists used an ultrafast laser and help from German theorists to discover a new semiconductor quasiparticle—a handful of smaller particles that briefly condense into a liquid-like droplet.
Competition between electronic Kerr and free carrier effects in an ultimate-fast optically switched semiconductor microcavity
electronic Kerr free carrier effects semiconductor microcavity Optics
2012/5/17
We have performed ultrafast pump-probe experiments on a GaAs-AlAs microcavity with a resonance near 1300 nm in the "original" telecom band. We concentrate on ultimate-fast optical switching of the cav...
Exciton-polariton emission from organic semiconductor optical waveguides
Exciton-polariton emission organic semiconductor optical waveguides
2011/8/17
Abstract: We photo-excite slab polymer waveguides doped with J-aggregating dye molecules and measure the leaky emission from strongly coupled waveguide exciton polariton modes at room temperature. We ...
A novel 2D position-sensitive semiconductor detector
2D position-sensitive semiconductor detector
2011/9/6
We present a novel 2D position-sensitive semiconductor detector manufactured using the conventional planar technology used in the production of single-side AC-coupled microstrips sensors. In the new d...
A Simple Model to Measure Linewidth Enhancement Factor (α) for Multi-wavelengths Semiconductor Laser
Semiconductor laser, Fabry-Pérot laser, injection-locking
2011/9/2
A novel and simple model is proposed for the measurement of the linewidth enhancement factor (LEF) α of multiwavelengths semiconductor laser. It is based on the suppression characteristics of an arbit...
Optical bistability and hysteresis of hybrid metal-semiconductor nano-dimer
bistability metal-semiconductor
2011/9/13
Optical response of an artificial composite nano-dimer comprising a semiconductor quantum dot and a metal nanosphere is analyzed theoretically. We show that internal degrees of freedom of the system c...
Physicists in the US and the UK have found a way to store and read data in nuclear spins using electronic pulses. The breakthrough could help in the development of spintronic systems that process info...
Metamaterial inspired perfect tunneling in semiconductor heterostructures
Metamaterial inspired perfect semiconductor heterostructures
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
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
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
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
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...