谱线增宽

热等离子体中Stark谱线增宽和移动的理论及实验现状

Recent status of experiments and theories on the spectral line from a hot plasma

与不替代的Gd3Ga5O（12）晶体的拉曼光谱相比很明显的拉曼谱线增宽表现了与非晶不同的一种无序性。

Comparing Raman scattering spectrum of those two crystals with that of the non-substituted Gd_3Ga_5O_ ( 12 ), obvious broadening of Raman peaks shows the disorder character of those two crystals . This disorder character differs from that of amorphes .

从而提出新的谱线增宽因子和与功率无关的线宽的新机制。

Thus a new linewidth broadening enhancement factor and a new mechanism of the power-independent linewidth component are proposed .

H2O和N2的谱线碰撞增宽的理论计算

Theoretical calculation of the collision broadening half-widths for water line in H 2o-n 2 mixtures

光学支声子模对谱线热增宽的影响

Effect of the optical branch on thermal linewidth

本文研究发现光学支声子模对谱线热增宽有一定影响。

This paper , we discovered that temperature linewidth is influenced by the optical branch .

钙钛矿锰氧化物的非弹性中子散射实验中发现了在低温下，晶带边界磁振子软化与磁振子谱线的增宽等现象。

It is discovered that there exist broadening in the magnon line-width and magnon softening on the zone-boundary in the perovskite structure manganese oxide inelastic-neutron scattering experiment at low-temperature .

利用光学-光学双共振研究谱线的碰撞增宽

Study of Collisional Broadening of Spectral Line by Optical-Optical Double Resonance

利用谱线的压力增宽，调节激光的腔长，改变其纵模频率，也可以获得准连续可调的亚毫米波信号。

In another way , by using pressure broadening effect of the spectrum and the quasi - continuously tunable SMMW signal can also be obtained by increase the operating gas pressure of the laser and adjusting the length of the cavity .

窄的吸收、透明和增益谱线出现在多普勒增宽的吸收谱中。

Narrow spectral features of absorption or gain were observed in the center or sides of the Doppler-broadened absorption profile .

发现在布里渊区边界区域磁振子谱的软化和磁振子谱线增宽最明显。

It is concluded that at the boundary of Brillouin Zone there is a strong broadening in the magnon linewidth and softening .

比较纵向声子与横向声子对磁振子谱的软化与磁振子谱线增宽的影响，并讨论各项参数的变化对磁振子谱的软化与磁振子谱线增宽的影响。

The influences of longitudinal phonon and transverse phonon on the softening and broadening in the magnon linewidth are compared , and the influences of the parameters are also illustrated .

通过对比Lorentz函数与叠加函数对实验谱线的拟合曲线，给出了Doppler效应展宽谱线的直观图像，估算了Doppler效应导致谱线的增宽量。

By contrasting Lorentz with Integrated fitting curve for experiment data , a visual picture of the characteristic lines broadened by Doppler effect was exhibited .