A novel terbium complex, Tb ( acac ) 3 dad , was synthesized and the photoluminescence ( PL ) properties were studied.

1、

For the 1 % Er ~3 +-doped Al _ 2 O _ 3 powders, the photoluminescence ( PL ) intensity increases with increasing sintering temperature.

研究了Er~3+掺杂浓度和烧结温度对掺Er~ 3+:Al_2O_3粉末发光特性的影响, 掺Er~3+:Al_2O_3粉末具有1.53μm波长的光致发光特性.

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2、

It'shows that the collection is superposition of Raman and photoluminescence spectrum.

结果表明,所采集到的是拉曼光谱和光致发光光谱的叠加.

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3、

The band edge excitonic transitions were measured by the reflectivity and photoluminescence measurements.

利用反射及光激萤光量测能隙边缘的激子跃迁.

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4、

Its photochemical reactions mainly consists of photolysis, photocrosslinked and photopolymerization and so on.

其光化学反应主要包括光分解、光交联和光聚合等.

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5、

Derivation and validation of photolysis rates of O 3 , NO 2, and CH 2 O from a GUV-541 radiometer.

从GUV -541 的辐射计得出和验证O3, NO2和CH2O的光解率.

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6、

Under ultraviolet rays, oxygen is photolysis, thus producing ozone.

空气中氧气在紫外光的照射下, 发生光解作用, 产生臭氧.

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7、

The ultraviolet component of sunlight is responsible for most pesticide photolysis.

阳光的紫外部分是农药光解的最重要因素.

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8、

Photolysis: Breakdown of molecules into smaller units via absorption of light.

光解经由光的吸收导致分子破裂成较小单元.

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9、

The results show that their photolysis kinetics follows the first order reaction.

利用稳态光解法研究了其不同条件下的光解动力学,符合一级反应.

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10、

Visual photometer is a simple instrument with measuring accuracy of ~10 % ( 0.1 mag ).

结构简单的目视光度测量器,准确度达百分之十 ( 0.1星等 ).

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11、

Solid phase transmission photometric determination of palladium with PVC functional membrane was studied.

提出了用PVC功能膜固相透射吸光光度法测定钯的方法.

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12、

OBJECTIVE : To develop simultaneous photometric determination method for sulfamethazine and sulfamidine in Xiaoer An powder.

目的: 建立同时测定小儿安中磺胺二甲嘧啶和磺胺含量的方法.

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13、

The photometric signal-to-noise ratio is roughly proportional to the square root of the signal intensity.

光度计的信噪比与信号强度的平方根粗略成比例.

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14、

The diameter size of the fiber determines the signal strength and photometric signal-to-noise.

光纤的直径尺寸决定了信号的强度和光度计的信噪比.

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15、

Photometric sensors are devices that measure energy in the visible spectrum.

测光传感器是测定可见光谱中能量的仪表.

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16、

Less critical is the situation in the case of photometric observation.

做光度测量的条件就不那么严格了.

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17、

A new method-dynamics photometric method was developed to measure trace formaldehyde in beer.

建立了动力学催化光度法测定痕量甲醛的新方法.

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18、

They are employed in several photometric procedures.

它们在几种光度法中获得作用.

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19、

For the detection of sulfur impurities detector 46 can be a FPD ( flame photometric detector ).

为了检测硫杂质,检测器46可以是FPD ( 火焰光度检测器 ).

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20、

The latest development of photometric analysis of vanadium was discussed.

论述了钒的光度分析的进展状况.

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