发射带
- 网络emission band
-
在无壳层的ZnS:Cu纳米颗粒团簇中,随着Cu离子浓度的增加,发射带向低能量方向移动,且在575nm附近出现了一个相对较弱的发射肩峰。
For ZnS : Cu nanoparticle clusters , the emission band shifted to lower energy with the increase of Cu2 + concentration .
-
ZnO纳米棒具有强紫外发射带,而深能级缺陷发光较弱。
The PL spectra of ZnO showed a strong UV emission band , and a very weak visible emission associated with deep level defects .
-
N、O、Ga、Mg和Si离子注入n型GaN样品的光致发光谱中蓝光发射带的研究
Studies on blue band in photoluminescence spectra of n-GaN implanted by different ions : N , O , Ga , Mg and Si
-
观察到HA在强激光脉冲激发下产生了双光子吸收,指认长波荧光发射带为激发态质子转移荧光。
A new emission band of HA in sieves is observed at long wavelength side under strong pulse laser excitation .
-
由新星绝对星等MB和发射带的相对强度求得了谱带的绝对强度(表4)。
3 ) The absolute intensities of the emission bands have been obtained from the absolute magnitude M_B and the relative intensities of the emission bands for Nova ( Table 4 ) .
-
Cd3Al2Ge3O12锗酸盐石榴石中Cr~(3+)的宽发射带和R线
Broad emission band and R lines of cr  ̄( 3 + ) ions in cd_3al_2ge_3o_ ( 12 ) germanate garnets
-
红光发射带为硫元素进入晶格后在发光中心周围形成了类似长余辉材料CaS∶Eu2+,Cl-的局域结构。
The red emission band indicates the local structure of luminescence center is quite similar with the traditional long-afterglow phosphor CaS ∶ Eu2 + Cl - .
-
观测到了750nm波长的荧光发射带。
A strong fluorescence emission band at 750 nm was observed .
-
研究了930nm发光二极管激发下Er3+:Yb3+共掺杂情形下的Er3+离子的上转换发光特性,观测到了Er3+离子中心波长位于543550和655nm处的三个强荧光发射带。
Their up conversion fluorescence characteristics were investigated under excitation of 930 nm diode laser . Three strong fluorescence bands of Er 3 + whose central wavelength lie in 543,550 and 655 nm have been observed .
-
他们会用潜艇发射带核弹头的远程导弹把美国炸翻。
But they have enough nukes to take us out .
-
然而,在制备有机发光器件的过程中,往往由于芴酮缺陷而导致分子聚集和激基缔合物的产生,使芴类材料产生绿光发射带,严重影响了其蓝光纯度。
However , on account of the occurrence of molecular aggregation and excimer by fluorenone defects , green band emission happened during the fabrication of fluorene-based organic light-emitting devices ; thus , the luminous purity was highly influenced .
-
要开展空间探测,就要向太空发射带各种目的的空间探测器,这样就要求在探测器间、探测器与地球间构建起行之有效的联系,即要进行深空通信。
In order to implement exploring outer space , different kinds of spacecrafts with various purposes are needed to be launched to outer space , which requires to build several effective connections between spacecrafts and the earth , that is deep space communication .
-
稀土离子具有长的激发态寿命,并在可见光区有强的发射带,将稀土离子键合到聚硅氧烷骨架制成稀土聚合物发光材料,可以改善发光稀土配合物的应用性能,引起了人们的广泛关注。
Lanthanide ions have long-lived excited state and efficient strong narrow-width emission bands in the visible region . The properties of the luminescent composite materials , which can be improved by covalently grafting the lanthanide complexes to the polysiloxane backbone have attracted great attention .
-
荧光光谱在350nm、487nm和529nm左右均有发射光谱带。
The fluorescence spectroscopy shows the emission spectral band at 350 nm , 487 nm and 529 nm , respectively .
-
紫外-可见吸收和荧光光谱结果表明,所得CuS微米球在波长为269nm和494nm处均有强的吸收,其能带间隙为2.0eV;荧光光谱在608nm左右有发射光谱带。
UV-Vis absorption and photoluminescence spectroscopy results show that the as-obtained CuS microspheres have strong absorption at the wavelengths of 269 nm and 494 nm , and its band gap is 2.0 eV . Photoluminescence spectrum has an emission band around 608 nm .
-
二次冲击压缩氩气的辐射信号上升前沿的时间分辨光谱用OMA系统记录,并观察到450nm附近有较强的发射光谱带,但没有观察到明显的线状光谱。
The time resolved spectra in the rising front of the radiant signal in the re shocked argon were recorded by means of an OMA , and strong emissive spectrum bands near 450 nm light wave length but no linear spectrum were found .
-
导弹发射车带主机发电的方法
Method of generation of missile launching vehicle with main engine
-
通过改变稀土离子的掺杂浓度,可调整两个发射谱带的相对强度,从而合成不同颜色的光。
The light color can be tunable by varying the rare earth ions concentrations .
-
稀土离子配合物作为一种荧光探针,具有发射谱带窄、化学稳定好、水溶性好、荧光寿命长和生物相容性好等优点,被广泛用于生命分子的检测中。
As a fluorescence probe , rare earth ion compounds have narrow spectral width , stable chemical structure , long fluorescence lifetime , large stock shift , and they are friendly to biological molecules . So they are widely used in detection of biological molecules and drug molecules .
-
紫外光发射是近带边激子的辐射复合产生的,而绿光发射则通常被认为与ZnO薄膜的内部本征缺陷有关。
Ultraviolet emission peak is attributed to the exciton-related emission near the band-edge and green emission band is attributed to the intrinsic defects of ZnO generally .
-
根据变温光谱结果,我们提出室温下的紫外发射的低能带尾是来自自由激子的一阶声子(1-LO)伴线生物质的发热量低,在燃烧过程中放热很集中;
We think that the low energy tail emission results from the 1-LO phonon replica of the free exciton in terms of the photoluminescence spectra measured at various temperatures .
-
发射初期弹带材料对弹带及弹托中应力的影响
Effects of material of band on stresses in sabot during launch
-
针对卫星通信信道的特点,为了节约频谱资源,需要对发射信号进行带限;
In accordance to the characteristics of satellite communication system , it is necessary to limit the bandwidth of the signal spectrum and to decrease the ISI .
-
从YAG:Ce,Pr的发射光谱图可以看出,同时存在一个宽的发射带和一个尖的发射峰(610nm)。
From the emission spectra of the YAG : Ce , Pr , it is clear that both a broad emission band and a sharp emission peak ( 610 nm ) exist .
-
测试结果表明:纤维具有优异的荧光性能,最强发射峰位于618nm处,是Eu3+的特征红色发射谱带。
The fluorescent properties of the fluorescent fiber were also measured , it was be found that the strongest emission peak was at 618 nm , which was the characteristic emission of Eu3 + .
-
光致发光表征表明所制备的氧化锌、硫化锌纳米材料都具有良好的绿光发射性能,同时氧化锌纳米材料还具有380nm的紫外光发射带。
The products of ZnO and ZnS possess excellent photoluminescence ( PL ) property with a broad green light emission , and the ZnO have a UV light emission band ( 380 nm ), additionally .