红移现象
- 网络red shift;redshift
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电子结构的分析表明,B原子取代TiO2中的O原子是解释实验中所发生的红移现象的主要原因之一。
The electronic structures demonstrate that substituting B for O may be an explanation to the redshift phenomenon as was found in the experiment .
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AAO模板吸收光谱变化及红移现象研究
The Study of Anodic Alumina Oxide Template about Absorbing Spectral and Red Shift
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Ag纳米颗粒表面等离子体共振吸收峰的红移现象
Red-shift of surface plasmon resonance in Ag nanoclusters ion-implanted in silica glass
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K2Cr2O7溶液红移现象研究
Study on the red-shift of K_2Cr_2O_7 solution
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透射光谱显示,AZO薄膜的吸收边随Al含量增加向长波长方向移动,出现红移现象。
The transmission spectra show that the absorption edge of AZO films with increasing content of Al was shifted to longer wavelength , red shift .
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结果表明:Nd∶YAG陶瓷材料的激光工作波长为1.065μm,和相同组分的单晶相比存在轻微的红移现象;
The results show that the lasing wavelength of Nd ∶ YAG transparent ceramics is 1.065 μ m and there exists a slight red-shift compared to the single crystal with the same chemical composition .
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我们发现在150MPa至600MPa的高压条件下,均可以合成出具有纳米网状结构的PANI薄膜样品,而且样品的极化子吸收峰随压力增加出现红移现象。
Between 150 MPa and 600 MPa high-pressure ranges , it is easy to synthesize PANI film with nano-network .
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电气石掺入对Nd/TiO2材料的光吸收范围基本没有影响,在300~750℃范围煅烧后,随温度升高UV-VIS图谱有逐渐红移现象;
With the doping of tourmaline , the UV-VIS adsorption spectrum of Nd / TiO_2 was basically not affected , and showed a gradual Einstein shift with the increase of calcined temperature between 300 - ( 750 ℃);
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拉曼信号的红移现象是由于样品中的应力的存在使得FeSi键长减小,从而引起FeSi键振子强度减少的结果。
The red shift of the Raman signals is due to the decrease of the bond-length because of stress existing in the samples . This situation causes a decrease in the oscillator strength of the Fe-Si bonds and leads to the red shift of the Raman signals .
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由于量子限域效应和纤蛇纹石引起的介电限域效应的综合影响,CdS和ZnS量子点的光吸收分别出现不同程度的蓝移和红移现象。
Due to the quantum confinement effect and the dielectric confinement effect which caused by large difference between permittivity of the semiconductor quantum-dots and chrysotile , a certain extent red shift and blue shift were appeared in assembled CdS and ZnS quantum-dots .
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特级(XO)白兰地的紫外光谱具有显著的红移现象,其吸光度为3.13~3.30,红移波长宽度为30~35nm。
Red shift occurred markedly in ultraviolet spectrum of XO brandy . The wavelength and the absorbance of XO brandy were 30 ~ 35 nm and 3.13 ~ 3.30 respectively .
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原白兰地和常规橡木片陈酿白兰地无红移现象,中等质量的人工陈酿白兰地的红移波长宽度为20~25nm,吸光度为1.2~1.6;
No red shift presented for original brandy and brandy by routine oak slice aging . The wavelength and the absorbance of medium-quality brandy were 20 ~ 25 nm and 1.2 ~ 1.6 respectively .
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样品的透射光谱和反射光谱都产生了红移现象。
The transmission and the reflection spectra presented a red shift .
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从光的波粒二象性解释引力红移现象
The wave and particle explanations on the phenomenon of gravitation red shift
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多孔硅电致发光随时间淬灭伴随的峰位红移现象
The Time Dependent Red Shift Phenomenon of Visible Electroluminescence of Porous Silicon
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并且观察到了球形聚集体具有反常的光谱红移现象。
Abnormal red shift of the photoluminescence peak of the spherical aggregates was observed .
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纳米银粒子表面包覆分子共振吸收峰的红移现象
Absorption redshift of molecules covered silver nanoparticle surface
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典型时空中的运动效应和宇观红移现象
The kinematic effect in the classical domains and the red shift phenomena of extragalactic objects
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工作电流大时的红移现象比电流小时明显。
Furthermore , the change of wavelength becomes more obvious while laser works in large current .
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结果表明,银纳米粒子的最大消光位置随所处介电环境折射率的增加呈现明显的红移现象,两者之间的关系大体呈线性。
The calculation result shows that the maximum of the extinction spectrum depends on the refractive index in a linear way .
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光学性质显示退火处理的薄膜吸收边缘明显的向长波的方向移动,发生红移现象,而且禁带宽度减少了0。
It also showed that the optical absorption edge of the annealed film appeared shifted towards the longer wavelength side and the band gap decreased by0 .
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无定形橡木陈酿白兰地的紫外光谱具有红移现象,应用适量的无定形橡木可获得陈酿质量较好的白兰地。
Red shift occurred in ultraviolet spectrum of brandy aged by special oak . Brandy with satisfactory aging quality could be produced through special oak aging .
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发现在150MPa~600MPa的甚高压条件下合成的薄膜样品均具有网络状表面形貌,且样品的紫外吸收光谱随压力的增加出现红移现象。
Between the applied pressure range of 150 and 600 MPa , the samples exhibited the network morphology and a Red-shift in UV-visible spectrum as increasing pressure .
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然后分析了多种氮化镓样品的光致发光谱和电致发光谱,并解释其光谱蓝移和红移现象。
Then PL and EL of a variety of GaN samples is showed in this paper , and the reason spectrum red-shift and blue shift is explained .
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观测的类星体光谱由于红移现象,光谱向长波方向偏移,因此识别类星体观测光谱中的发射线和确定类星体的红移是类星体识别的主要目标。
The main purposes of quasar recognition are to identify the emission peaks in an observable quasar spectrum and to determine the observable quasar 's redshift value .
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结果发现,减少催化剂用量可使分子量增加,主链共轭体系增大,在紫外光谱和荧光光谱上表现出红移现象。
The results showed that , as the amount of catalyst decreases , molecular weight and conjugate system increases , red - shift appears in UV - vis and PL spectra .
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这种自极化相互作用影响包括两个方面:有机配体的吸收光谱出现红移现象;
Influence of the self polarization includes two aspects : one is the red shift in absorption of organic ligands , and another is the symmetric changing of Eu 3 + site in the complex .
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其光学性质的测定主要是用分光光度计测定了样品的分光度,并发现随着初始膜厚度的增加有红移现象的出现,这样也从侧面证明了金属纳米颗粒的形成。
The optical properties of the nanoparticles can get from the data measurement is mainly used spectrophotometer sample photometric , and found that the red shift phenomenon with initial film thickness increases , so that from the side proved the formation of gold nanoparticle .
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因此,主要研究结果如下:1、烟草的叶片、冠层光谱反射率曲线均与典型植被光谱曲线一致,其典型的红边光谱参数亦会随着生育期的变化,发生蓝移和红移现象。
So the results were as follows : First , the hyperspectral curves of tobacco leaves and canopies appeared the same trends with the typical vegetation spectra , and the red edge position had blue transfer and red transfer with the change of growth periods .
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而在其它共混膜中,紫外滤光波长随浓度增加而红移的现象不明显。
But the other membranes have no red-shift of the cut-off wavelength with increasing contents .