近红外区

  • 网络Near infrared region;NIR;NIR-II
近红外区近红外区
  1. 然后,依据木材不同成分在近红外区的不同吸收特性,在近红外光谱数据与X射线衍射仪测定的微纤丝角之间建立相关模型。

    Then , the PLS model was built between NIR data and MFA by the X-ray measured .

  2. 用激光光解时间分辨瞬态谱研究了N-甲基-2-(4'-N-乙基咔唑基)-富勒烯吡咯烷的分子内电荷转移过程,在近红外区观测到了长寿命电荷分离态C?

    Photoinduced intramolecular electron transfer process from C60 moiety to carbazole moiety has been studied by nanosecond laser flash photolysis . The charge-separated state C ?

  3. 获得的SiO2光子晶体具有长程有序结构,并在近红外区具有显著的光子频率带隙。

    It was found that the samples had long-ordered structures and photonic band gaps in the near-infrared region .

  4. 同时,五节芒叶片中Cu质量分数与五节芒可见光区、近红外区光谱反射率积分值呈负相关性,与红边红移强度、土壤中Cu质量分数呈正相关。

    The Cu content of the leaves is correlated negatively with the reflectivity integral and it is correlated positively with the range of red edge shift and the Cu concentration of the surface soil .

  5. CP43荧光光谱的中心波长位于680nm,并在近红外区观察到振动小峰;

    Some little vibration peaks are observed in the near infrared range of CP43 ′ s fluorescence spectrum .

  6. 本文报导三种稀土氧化物(Er2O3、Ho2O3和Dy2O3)在可见和近红外区的光声光谱,及其混合物中各组分含量的光声测定。

    In this paper , the photoacoustic spectra in visible and near IR Spectral region for three rare earths oxide powders ( Er_2O_3 、 Ho_2O_3 and Dy_2O_3 ) are reported and the photoacoustic determinations of the amount of the individual Constituents in their mixture are presented .

  7. 近红外区绝对光谱漫反射比标准

    Standard of Absolute Spectral Diffuse Reflectance in Near Infrared Region

  8. 钐配合物的合成及其可见与近红外区发光性能的研究

    Synthesis and Photoluminescence Properties in Visible and Near-Infrared region of Two New Samarium Complexes

  9. 单壁碳纳米管增强近红外区激光热疗效果

    Single-Walled Carbon Nanotubes Enhance Near-Infrared Region Photothermal Therapy

  10. 在近红外区由于弱吸收本体效应起主要作用,这三种光谱形状相似。

    The sha-pes of the three spectra are similar in the near-infrared region owing to the bulk effect .

  11. 用紫外-可见两步光化学还原法,合成了等离子体共振峰出现在近红外区的新型绿色银胶。

    A novel colloid was synthesized using a two step photoinduced reducting method with irradiation of ultraviolet and visible light .

  12. 本文研究了涂料明度与可见光区反射比、近红外区反射比及太阳反射比之间的关系。

    The paper described the relationship between lightness and visible area reflectance , near infrared area reflectance and solar reflectance .

  13. 结果表明:逐步判别分析法选择的波段主要位于红、绿、蓝、和近红外区;

    The result suggested that bands selected from stepwise discriminant analysis mainly lied along the blue , green , red and near-infrared bands .

  14. 此外,通过共轭链长度的调节,花菁的光谱可以从可见光区一直延伸到近红外区。

    Meanwhile , the spectra of cyanine can be extended from visible region to near infrared ( near-IR ) by tuning the length of the conjugate chain .

  15. 在近红外区(780nm~2500nm)的平均透射率为16.2%,可以满足建筑物幕墙玻璃等低辐射膜的要求。

    In the near infrared region ( 780 nm ~ 2500 nm ) the average transmittance of 16.2 % satisfies the technical requirements of glass wall in domestic architecture .

  16. Nd&YAG激光的波长(1.06μm)位于近红外区,高纯石英材料对它的吸收很少,故高纯石英玻璃制成的光纤可传输高的功率。

    High pure silica glass has less loss to Nd-YAG laser at 1.06 μ m , so it is used to prepare optical fibers for transmiting high laser power .

  17. 本文通过对4个感染不同等级稻叶瘟的水稻冠层反射光谱进行测试,并对光谱反射曲线进行微分分析,研究了绿光区、红光区和近红外区反射光谱的变异特征。

    Rice spectrum features at green , red and near infrared regions were studied by measuring and analysing rice canopy reflectance and differential spectrums with 4 levels of rice leaf blast .

  18. 设计了一种基于瞬态峰值检测的光电转换集成电路,能显著提高测窄脉冲激光时的信噪比,使系统能有效地监测其波长在可见光区和近红外区的各种激光信号。

    The photoelectricity switch IC used to measure the peak wavelengh can greatly promote the signal-to-noise ratio of the measured narrow pulse laser and detect the near infrared laser signal and visible wavelength laser signal .

  19. 根据大量的实验数据和分析结果,我们镀制出可见光区和近红外区的一维光子晶体,禁带分别有几十到一百纳米。

    Based on plenty of experiment data and analyzing results , we made several one-dimensional photonic crystals used in visible light and near infrared light which have band gaps from ten to a hundred nm .

  20. 结果表明,敏感器表面材料在入射和反射角大于60°的近红外区(波长为800~2500nm),敏感器表面材料的反射辐射能量明显升高了。

    The conclusion shows that the surface material reflected radiance of spatial attitude sensor rises distinctly , when the incidence and reflectance angles is over 60 degrees in near infrared areas ( 800 ~ 2500nm ) .

  21. 实验表明该探针具有较宽的激发波长和发射波长范围,并且对铜离子具有较高的灵敏度和很好的选择性,能够实现在近红外区对细胞内铜离子的检测。

    The probe showed wide excitation and emission spectrum . The analytical experiment illustrated that it could detect copper ion with high sensitivity and selectivity . And it could realize the imaging of copper ion in living cells .

  22. 近红外区的叶片光谱反射率均可用来评价玉米的氮磷钾营养状况,而可见光区的叶片光谱反射率对玉米的氮、钾营养状况评价的可靠性高,对磷营养状况评价的可靠性相对较低。

    Leaf reflectance in the near-infrared portion of the spectrum could be used to estimate N , P and K nutrition in corn , but leaf reflectance of the spectrum in the visible region was more dependable to estimate N and K nutrition than that of P nutrition .

  23. 研制了紫外、可见、近红外光谱区通用光谱透射比标准物质。

    The UV-VIS-NIR transmittance or absorbance reference material for spectrophotometer was developed .

  24. 本文介绍了在近红外短波区,以滤光片作为单色器件,用近红外漫透射光谱技术测定玉米品质的分析仪器的研制。

    This paper introduces the design of short wavelength near infrared diffuse transmission spectrometer for the measurement of com componens .

  25. 高光谱遥感的光谱分辨率在可见光区高达纳米数量级,往往具有波段多的特点,在可见到近红外光谱区其光谱通道多达数十甚至数百。

    Hyperspectral remote sensing is up to nanometer scale in the visible spectral resolution , and it often has more bands that can be seen as many as dozens or even hundreds of spectral channels between visible and the near infrared spectral regions .

  26. 首次采用傅里叶变换红外光谱仪(FTIR)及镜面反射附件,对天然宝石材料&黄玉在反应堆辐照致色(成为蓝色)前后的样品进行了近、中红外区的光谱分析,并使用FTRaman光谱进行补充。

    In this paper , the natural gem material & Topaz ( colorless transparent samples and reactor irradiation induced blue color samples ) was studied on the spectroscopic analysis of Fourier transformation infrared spectrum ( FTIR ) and FT Raman spectrum .

  27. 近红外染料是一类重要的功能性材料,因其在近红外区(750~2500nm)有吸收,而被广泛应用于夜视、隐形材料、激光打印、太阳能电池等领域。

    Near-Infrared ( NIR ) dyes are important functional materials . They have been widely used in many fields ( night vision , stealth materials , laser printers , and solar cells ) because of their absorption in the infrared region ( 750-2500nm ) .

  28. 近红外光谱分析主要利用分子的倍频与合频吸收,而分子在近红外区的倍频与合频吸收弱,谱带复杂,重叠多。

    Near infrared spectroscopy consists of frequency doubling and combination band of molecular vibration spectrum , but frequency doubling and combination band of molecular vibration spectrum in NIR zone is weak , band is complex and overlay .