1) long wavelength limit
透红外截止波长
1.
The 0 and 1 order indexes ~0B and ~1B of ~mB were derived to correlate the long wavelength limit(λ)and the lattice energy (U)of 23 different types of transparent ionic crystals in infrared range.
基于邻接矩阵和离子结合力参数(bi)概念,建立了新的连接性指数(~mB)；用其0、1阶指数~0B和~1B与23种常见透红外离子晶体的晶格能(U)和透红外截止波长(λ)关联,拟合所得的回归方程的相关系数分别为0。
2) IR cut off wavelength
红外截止波长
1.
The IR cut off wavelengths of various glasses were measured.
用红外光谱测定了各玻璃的红外截止波长，分析讨论了ＩｎＦ３含量变化对玻璃红外透过性质的影响。
3) cutoff wavelength
截止波长
1.
A practical formula to calculate the cutoff wavelength of square and rectangular coaxial lines
一种方形及矩形同轴线截止波长的实用计算公式
2.
This paper presents the theoretical formula for obtaining the cutoff wavelength of single mode fibers,investigates the relation of the fiber darwing tension with the cutoff wavelength and the mode field diameter (MFD) of the fibers and establishes relational expressions for cutoff wavelenght and MFD by numerical analysis.
本文介绍了单模光纤截止波长的理论公式,分析和探讨了拉丝张力这一工艺参数与单模光纤截止波长、模场直径之间的关系,并运用数值分析的方法建立了截止波长和模场直径的关系式,最后指出了在实际生产中,如何通过改变拉丝张力而使得截止波长在合格范围内或更加趋于合理。
3.
This paper proposes to apply finite element method to analyze main mode cutoff wavelength of asymmetrical ridge site double-ridge waveguide,and provides the field patterns under several special situations.
提出了用有限元法分析脊位置不对称双脊波导的主模截止波长,并给出了几种特殊情形下的场结构图,得到了主模截止波长分别在脊位置变化、脊宽变化及脊高变化时的变化规律。
4) cut-off wavelength
截止波长
1.
The paper gives out the main parameters of the ridge waveguide, cut-off wavelength of the main module, the single module working band of the ridge waveguide, the characteristic impedance of the ridge waveguide, the power capacity of the ridge waveguide, the attenuation of the ridge waveguide, the completed calculation methods for the parameters and the correction curves of some parameters.
给出脊波导的主要参数 :主模截止波长、脊波导单模工作带宽、脊波导特性阻抗、脊波导功率容量、脊波导衰减 ,及各参数的完备计算方法、部分参数的修正曲
2.
The paper analyzes transmission characteristics change along with the changing curve of the ridged waveguides′dimensions,cut-off wavelength is longer along with the distance between the ridges increasing.
应用有限元分析方法计算了对称四脊矩形波导TE模式的传输特性,即截止波长和场结构图传输特性。
3.
The result shows that the content of Pt2Si in the PtSi film decreases obviously,the photocurrent of the detector is enhanced by above 50%,the cut-off wavelength is extended to 5.
用X射线衍射(XRD)分析了表面处理后的硅衬底上生长的PtSi薄膜的组分,结果表明,处理后所生长的PtSi薄膜中Pt2Si的含量明显减少,探测器光电流响应提高了50%以上,截止波长延长到5。
5) cut off wavelength
截止波长
1.
The fiber cut off wavelength is a critical parameter for single mode fiber.
光纤截止波长是单模光纤的一个重要参数 ,它与许多因素如模场直径、长度、弯曲、衰减等有关。
2.
Based on the electrostatic field theory and transmission line theory, characteristic impedance and cut off wavelength of special section coaxial transmission lines are calculated using Finite Element Method (FEM).
应用静电场的观点和导波传输理论 ,用有限元法 (FEM)分别计算了各种复杂截面同轴线特性阻抗、截止波长。
3.
Its composition and cut off wavelength at 80K were determined by using the empirical formula.
采用傅立叶变换红外（ＦＴＩＲ）透射的方法测量了碲镉汞晶片在不同厚度下的透射曲线，运用经验公式确定了其组分及８０Ｋ时的截止波长，并同实测的响应光谱得到的截止波长进行了比较，结果表明，采用该方法预测的截止波长同实际的截止波长相对偏差为２。
6) UV cut-off wavelength
紫外吸收截止波长
1.
It is found that the UV cut-off wavelength of TeO 2-Nb 2O 5 base glass is obviously longer than that of Na 2O-CaO-SiO 2 glass.
研究了碲铌基玻璃及各种离子掺杂后玻璃的线性光学性质 ,结果表明 :碲铌基玻璃的紫外吸收截止波长明显比普通钠钙硅玻璃长 ,对紫外区有很好的屏蔽作用 ;Zn2 +、B3+、Ti4+离子的引入对碲铌基玻璃的紫外截止波长没有大的影响 ,但玻璃的透光率明显增大 ;引入Ce4+、Er3+、Ho3+、Nd3+和Y3+离子后 ,随着离子含量的增加 ,玻璃的紫外吸收截止波长逐渐红移 ,而在玻璃中加入La3+和Tb3+离子后 ,玻璃的紫外吸收截止波长则产生蓝移现象 ,并且玻璃的透光率在该稀土离子的特征吸收峰处发生明显变化。
补充资料：氟化钡透红外陶瓷
分子式：
CAS号：
性质：又称热压氟化钡陶瓷。氟化钡为主晶相的陶瓷。3～10μm波长范围内透射率约为80％。以氟化钡为原料，经配料成型热压烧结法制取(热压温度600℃，压力240MPa)。常用作红外透光材料。
CAS号：
性质：又称热压氟化钡陶瓷。氟化钡为主晶相的陶瓷。3～10μm波长范围内透射率约为80％。以氟化钡为原料，经配料成型热压烧结法制取(热压温度600℃，压力240MPa)。常用作红外透光材料。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条