In this paper photoluminescence ( pl ) spectra and time - resolved spectra were applied to study inas quantum dots . and we have got some significative results 本论文较为深入地研究了量子点的光致发光谱( pl )和时间分辨谱( ts ) ,并取得了一些有意义的结果。
The key technology of measuring time - resolved spectrum is to design and make the special light beam modulator that is used to the time - resolved spectrum detecting 瞬态时间分辨谱测量方法的关键技术:设计和研制了专用于时间分辨谱采集分析的光束调制器。
( 2 ) . inas quantum dots and wetting layer were studied and compared by using photoluminescence and time - resolved spectrum . luminescent mechanics model of inas quantum dots and wetting layer were presented , and it explained our results well ( 2 )采用光致发光谱及时间分辨谱对inas量子点及浸润层的发光性质开展研究和对比,提出单层inas量子点和浸润层发光的机理模型,较好地解释了实验结果。
In this method of measuring temperature , when the measuring results of time - resolved spectrum have been completed , computing the fit spectrum of corresponding planck bold - radiation with least duple multiply theory , the temperature is measured 温度拟合方法的主要思想:获得光谱的时间分辨测量结果后,用最小二乘法原理计算热辐射谱(主要在可见光区)拟合得到相应普朗克黑体辐射加线,并解析其温度。
For investigating thermal character changing of matter with shock compression , we need to measure the time character of radiating spectrum of matter with shock compression and its temperature , that is to measure transient time - resolved spectrum and its temperature 为了研究冲击加载下物质热特性的变化,需要测量冲击压缩态物质所发射脉冲热辐射光谱及温度的时间特性,即进行瞬态光谱的时间分辨测量及温度解析。
In this paper , the time - resolved spectrum measurement instrument has been improved and optimized based on what we have done , the real experiments for measuring time - resolved spectrum of xe flash - lamp and time - resolved spectrum of matter under pulse laser shocking were made 本文在本科研组已有工作基础上改进和优化了时间分辨谱测量方法和装置,对xe闪光灯脉冲时间分辨光谱进行了成功的实测,对脉冲激光冲击靶材的辐射谱进行了时间分辨测量。
In this method of measuring time - resolved spectrum , a special light beam modulator translates the time - distribution of an optical spectrum into a space - distribution of light intensity of the light beam , and the space - distribution spectrum is dispersed by a multi - spectrometer , then it is detected by an ordinary 2 - d ccd array detector 瞬态时间分辨谱测量方法的主要思想:使用特殊光束调制器把光谱随时间的变化过程转化为光强的空间分布,经色散后,以二维探测器接收并转换光信号为电信号,用通用计算机控制采集并处理光谱数据。
For getting temperature of transient thermal - radiation , lodging the method of measuring the temperature of the time - resolved thermal - radiation with least duple multiply theory , and measuring the temperature of wu lamp with this method , the results showed that the method have best properties for measuring temperature , and measuring the temperature of time - resolved spectrum of matter under pulse laser shocking with this method , getting the primary results 为了解析瞬态热辐射温度,提出用最小二乘法对由多道分析器采集的时间分辨热辐射谱进行全谱温度拟合的方法,在以钨带灯为辐射源的温度测量中实现了较高精度的温度拟合,用此方法对激光冲击靶材所产生热辐射的时间分辨谱温度进行测量,得到了初步结果。