等离体子

如何用光波激发金属表面等离体子振荡

How to excite the metallic surface plasmon resonance by light

表面等离体子波（SPW）可与入射光横磁波极化能量耦合并被共振激发，这种现象被称为表面等离体子共振现象（SPR）。

Surface plasmon resonance ( SPR ) is a phenomenon induced by the polarizing energy coupling and resonant exciting of surface plasmon wave and incident TM light wave .

主要利用扫描近场光学显微镜（SNOM）技术和表面等离体子共振现象技术相结合，来研究金膜表面等离体子共振。

The SPR on gold film is studied with combination of scanning near-field optical microscope ( SNOM ) and SPR technique .

设计并建立了结构独特的新型Kretschmann型表面等离体子共振现象耦合装置，同时又设计了具有厚度梯度的表面等离体子的制备方法。

A novel Kretschmann type of SPR coupling device with special structure is designed and set up , and the fabrication method of surface plasmon with thickness gradient is presented .

用扫描近场光学显微镜技术研究金膜表面等离体子共振

Research of Surface Plasmon Resonance on Gold Film Using Scanning Near-Field Optical Microscopy

在此基础上，测量了改变入射角条件下的表面等离体子共振曲线，测得该装置的等离体子共振角灵敏度为1°。

Based on the above preparation , the curve of SPR is measured with varied incident angle conditions , and the angle sensitivity for SPR is 1 ° .

本文第二章用两种方法统一和简洁地给出了一维、二维和三维电子气等离体子的色散关系。

In the second part of this thesis , the plasmons dispersion relations for one - , two - and three-dimensional electron gas are compactly derived in two approaches with uniform disturbed Coulomb potentials .

以量子阱、量子线和量子点和半导体超晶格等为代表的低维结构成为凝聚态物理十分前沿的研究领域之一，低维电子气系统中的等离体子也得到了广泛的研究。

As low-dimensional structures such as quantum wells , quantum wires , quantum dots and semiconductor superlattices have received durable attention and became one of the frontier research fields in condensed matter physics in recent years , plasmons in the low-dimensional electron gas has also been studied extensively .