反射光谱也称反射波谱,是指地物的反射率随波长变化的规律。地物的反射光谱特性可以通过其反射光谱特性曲线直观表达出来。通常,地物的反射光谱限于紫外、可见光和近红外,其中以后两者最为常见。地物的反射光谱是遥感影像解译的基础。
夜天光下景物反射光谱特性的研究 关键词 光谱分布;反射系数;反射光谱[gap=635]Key words spectral distribution, reflectance, reflection spectrum
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... spectrum of reflection 反射光谱 spectrum of solid 固体光谱 spectrum projector 光谱投影仪 ...
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...文 关键词:皮层扩散性抑制;反射光谱;血液动力学;光散射 [gap=1267]keywords:cortical spreading depression; spectroscopic; hemodynamics; light scattering ...
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漫反射光谱 DRS ; Diffuse reflectance spectrophotometry ; [光] diffuse reflection spectrum ; UV-DRS
近红外反射光谱 NIRS ; near infrared reflectance spectroscopy
紫外可见漫反射光谱 UV-vis DRS
紫外-可见漫反射光谱 UV-Vis DRS ; DRS UV-Vis ; DRS
反射光谱学 reflectance spectrometry ; [光] reflectance spectroscopy
内反射光谱法 internal reflection spectrometry ; internal reflectance spectroscopy
红外反射光谱学 Infrared reflectance spectroscopy
反射光谱测量 reflective spectral measure
紫外反射光谱法 UV-reflectance spectrometry
The canopy reflectance also differed with eultivars. These results provide theoretical basis for using canopy reflectance spectra to monitor of growth status, nitrogen status and grain qualities in rice.
不同品种水稻冠层反射光谱随氮肥和生育期的变化趋势相同,只是反射率值的大小不同。
参考来源 - 基于冠层反射光谱的水稻氮素营养与籽粒品质监测So water status in rice plant can be indicated by canopy spectral reflectance.
表明冠层反射光谱可较好地反映水稻植株的水分状况。
参考来源 - 基于冠层反射光谱的水稻水分及稻麦生长监测Reflectance spectrum and the first derivative spectrum respond to chlorophyll content of cotton, extracting the information of chlorophyll density of cotton canopy , it can indirectly monitor the nutrition state of the cotton leaf nitrogen accumulation .
通过棉花反射光谱及微分光谱对叶绿素含量的光谱响应,提取冠层叶绿素密度信息,可以间接监测棉花冠层叶片氮积累量的营养状况。 表征棉花叶片营养参数的4项指标:叶片叶绿素含量、冠层叶绿素密度、叶片全氮含量和冠层叶片氮积累量,分别与产量进行相关分析,确定了各营养参数与产量最佳相关的时期,为棉花遥感估产提供了理论依据。
参考来源 - 基于高光谱数据的北疆棉花遥感监测研究Passing articles of calculating the reflectivity spectrum of VCSEL did not consider the exciton effect. Besides, most of the experiments in QMC are InGaAs quantum well.
目前垂直腔面激光器的反射光谱计算都没有考虑到微腔激子效应,并且大多数关于微腔结构的实验是InGaAs量子阱。
参考来源 - 半导体量子阱微腔激光器激子效应研究Use COPS into FBG wavelength demodulation, and obtain the reflective wavelength information of FBG by analyzing the frequency reflective spectrum.
将COPS用于光纤布喇格光栅波长解调,通过分析反射光谱的频率来得到光纤布喇格光栅的反射波长信息。
参考来源 - 基于紧凑型光程扫描器光纤传感解调系统的研究Using LCD matrix optics, Jones matrix method, and Matlab matrix calculation software, reflectance spectra characteristics were analyzed and numerically calculated.
利用液晶矩阵光学,Jones矩阵法与Matlab矩阵计算软件对有螺旋畸变情况下的布拉格反射光谱特性进行了分析和数值计算。
参考来源 - 胆甾相液晶电控螺距变化引起布拉格反射特性研究The results of FTIR, reflection spectrum and weight loss tests showed that the light fastness of the material was excellent. This polymer showed extensive application future of effectively protecting base materials and color cultural heritages, without changing their original appearances.
通过红外光谱、反射光谱和光失重率的测试表明,改性丙烯酸树脂材料具有优异的耐光老化性能,对基材和彩绘文物起到了保护作用,且老化后保护材料基本不改变原有外观,应用前景广阔。
参考来源 - 改性丙烯酸树脂文物保护材料耐光性能研究The weave has little effect on the near-infrared reflected spectrum for the same dye formula.
当染色配方相同时,织物组织对近红外反射光谱影响不大。
参考来源 - 红外迷彩伪装织物研究与实践·2,447,543篇论文数据,部分数据来源于NoteExpress
在室温下测量了这些样品的红外反射光谱。
Their infrared reflection spectra were measured at room temperature.
方法:采用近红外漫反射光谱建立定量校正模型。
Method: a quantitive model was built up with near-infrared diffuse reflectance spectroscopy.
当染色配方相同时,织物组织对近红外反射光谱影响不大。
The weave has little effect on the near-infrared reflected spectrum for the same dye formula.
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