淬灭
- Quenching;cancellation
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在吐温-20存在下硫氰酸盐罗丹明B荧光淬灭法测定微量钼的研究
Study on Thiocyanate-RhB-Tween-20 Fluorimetric Quenching Method for Determination of Microamount Molybdenum
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用H数法进行液体闪烁测量中的淬灭校准
An advanced quench correction technique of H-number measurement in the liquid scintillation counting
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用荧光素荧光淬灭法测定环境大气中微量NOx
Fluorescence quenching method for determination of trace no_x in ambient air samples with fluorescein
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最大荧光淬灭时间和半数荧光淬灭时间非常显著延长(P<0.01)。
The time of maximum fluorescent quenching and the half time of fluorescent quenching were significantly prolonged ( P < 0.01 ) .
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将所建立的装置用于若丹明B荧光淬灭法测定水中硒的含量,获得了满意的结果。
This setup has been used for the determination of selenium in water by Rhodamine B fluorescence quench method with satisfactory results .
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研究了多孔硅(PS)吸附有机溶剂分子后对多孔硅荧光谱的淬灭效应。
The luminescence quenching effect of porous Si caused by adsorbing organic moleculars are investigated .
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运用粘度方法、吸收光谱、稳态发光及淬灭、圆二色谱及光断裂实验研究了配合物与DNA的相互作用。
The DNA-binding properties of these complexes have been studied with viscosity measurements , absorption spectra , steady-state emission and quenching , CD spectra and photoactivated cleavage .
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F钝化效应体现在:(1)降低了界面势垒高度(仅为~5meV),增加了载流子的迁移率;(2)淬灭了与缺陷相关的ZnO可见发射,提高了紫外发光效率。
F passivation ( 1 ) significantly decreases the grain boundary potential barrier ( ~ 5 meV ), thus increasing carrier mobility ;
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SERS活性表面荧光增强或淬灭的机制研究
Fluorescence enhancement or quenching of molecule at SERS active surfaces
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然而我们发现化合物4能够被多聚阴离子或单链DNA诱导聚集,进而导致荧光淬灭。
Compound 4 , however , as we discovered it , can be induced to aggregate by polyanions or single stranded DNA , which results in fluorescence quenching .
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自身淬灭探针荧光定量PCR检测BK多瘤病毒方法的建立与评价
Self-quenched Probe Fluorescent Quantitative PCR Detective Method for Polyoma virus BK : Its Development and Clinical Application
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CdTe量子点的合成及其基于荧光淬灭作用的分析应用
Preparation of CdTe Quantum Dots and Their Analytical Applications Based on Fluorescence Quenching
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PEG的加入有助于提高发光强度,是因为降低了羟基的荧光淬灭。
The luminescent strength is improved owing to decrease the fluorescence quenching of hydroxyl group when PEG is incorporated .
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用MnO4~-淬灭H2QS-OP荧光体系测定中草药微量锰
Determination of Micro Manganese in Chinese Herbal Medicine by Using the Quenching of H_2 QS-OP Fluorescent System with Mno_4
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实验发现,几乎不引起淬灭,而一些有色离子淬灭严重,特别是Cr ̄(3+)离子。
It is found that some coloured ions , especially Cr  ̄( 3 + ), cause serious quenching of Cerenkov emission but NO_3 ion hardly does .
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在EG/H2O/CTAB胶束体系中,由于阳离子表面活性剂与As·-的库仑吸引作用使得VC对3AQ的淬灭速率常数明显偏大。
For EG / H2O / CTAB system , the coulomb attraction between cation surfactant and As · - increases the quenching rate constant remarkably .
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掺杂Mn的含量在0.10.4%范围内,随着Mn掺杂量的增加,在Mn激活无水芒硝(Na2SO4:Mn)的发射光谱强度相应的增强,含量达到0.3%时出现浓度淬灭现象。
The relative emission efficiency is increased with increase of Mn contents in 0.10.4 % range , occur concentration quenching at 0.3 % Mn contents .
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目的探讨建立自身淬灭探针荧光定量PCR方法检测解脲脲原体(Uu)的可行性及价值。
Objective To establish a quickly real-time fluorescence PCR method to detect ureaplasma urealyticum with high sensitivity and lower price by the self-quenched primer .
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目标DNA能够触发发卡结构级联自组装,使荧光基团和淬灭剂的距离增加,荧光淬灭效率降低,荧光增强。
The target DNA can trigger the cascaded self-assembly of hairpins , which makes the distance between the fluorophore and quencher increase . The fluorescence quenching efficiency decreases , and the fluorescence intensity enhances .
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利用OMA研究染料分子的表面吸附动力学过程及其荧光淬灭效应
An Investigation to Absorption Dynamics and Fluorescence Quenching of Dye Molecules by OSMA
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灌浆期的非光化学淬灭(qN)也比开花期低。
Non-photochemical quenching in filling stage was lower than flowering phase .
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DPPH·法评价葡萄籽提取物淬灭自由基的方法研究
Study on the free-radical scavenging effects of the different components from grape seeds by DPPH · method
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该方法首先根据目标DNA的长度和序列设计两个DNA发卡结构,并在其中一个发卡结构的茎部末端对称的位置上标记上荧光基团和淬灭剂。
First , according to the length and sequence of the target DNA , we design two DNA hairpins , and label fluorophore and quencher in the symmetrical location of the stem end of one hairpin .
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设计并测量比较了六种含铒有机配合物的荧光性质,证明了有机配合物中的OH和CH基团都会对Er~(3+)荧光产生严重淬灭作用。
Six erbium organic complexes were designed and synthesized . The results showed that both the OH and CH groups in the complexes could quench the erbium ions heavily .
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Ag~+和Fe~(2+)引起色氨酸(Trp)残基的荧光淬灭;
Ag + and Fe2 + caused the fluorescence of Trp residues in G6PD quenched ;
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流动注射-罗丹明6G荧光淬灭测定痕量磷
Flow injection analysis for trace phosphorus determination with fluorescence quenching of Rhodamine 6G with molybdophosphate
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用乙酰氯淬灭法测定Ziegler-Natta催化剂的活性中心数
Determination of the number of active centers on Ziegler-Natta catalysts by quenching with acetyl chloride
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尖吻蝮蛇(Agkistrodonacutus)蛇毒出血毒素Ⅰ的萤光光谱、萤光淬灭以及和出血活性的关系
Relation between hemorrhagic activity and fluorescence spectra , fluorescence quenching of the hemorrhagin-1 from Agkistrodon acutus venom
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在变温PL光谱中,ZnO和ZnO:In晶体的紫外发射积分强度出现反常的负热淬灭现象,研究了这种非单调的温度依赖现象产生机理。
Abnormal temperature dependence of UV emission integrated intensity of ZnO and ZnO : In samples is observed . The mechanism of the negative thermal quenching was investigated .
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观测到生理pH7.43条件下秋水仙碱使BSA的紫外吸收峰增强,特征荧光峰淬灭。
In physiological condition ( pH 7.43 ), colchicine treatment led to the increasing of UV absorption and the quenching of intrinsic fluorescence of BSA .