光量
- 网络Light intensity;light;Exposure;Quantity of Light
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[quantity of light] 数值上等于光通量乘以时间所得之积的光能
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以流明小时表示的光量
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本文主要从提高光量子效率着手,用改变TiO2的晶体结构、TiO2的晶体改性及外加物质辅助光催化等方法,分析提高光催化降解性能的途径。
In this paper , several methods of developing light quantum efficiency are discussed such as lessening size of TiO_2 crystal and modifying its structure and assist-photocatalysis .
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近年来,人们在提高TiO2的光量子产率及促使TiO2对可见光响应上进行了大量研究发现,掺杂是达到这一目的的有效途径。
Many efforts have been done to improve the light quantum yield of TiO2 and extent its response to visible light and found doping is a good method .
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ICP&光量计测定地质样品中的Sc
The use of plasma - quantometer to measure SC in Geological Samples
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光量子治疗原发性高血压患者钠钾ATP酶改变的实验研究
Experimental Study on Sodium-potassium ATP Enzyme Changes in Patients with Essential Hypertension Treated with Photon
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ICP光量计应用软件的设计
Design of Application Software of ICP Spectrometer
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结论血液光量子疗法能够诱导细胞内HSP70表达增多,且与UV照射剂量有关;
Conclusion Self-blood phototherapy can cause the expression of HSP70mRNA with relation to UV dose .
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目的研究血液光量子疗法(ultravioletbloodirradiationandoxygenation,UBIO)对体外循环急性肺损伤的保护作用。
Objective To evaluate the effects of ultraviolet blood irradiation and oxygenation ( UBIO ) on the protection of lung during cardiopulmonary bypass .
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增大光源光量会提高TCE的降解率。
Increasing the intensity of light source would increase the degradation rate of TCE .
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但是由于TiO2的光量子效率较低且仅对紫外光具有吸收作用,使它的应用受到了一定的限制。
However , because of the low photo-quantum efficiency and the absorption capability only for ultraviolet light , its applications is limited to some extent .
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Fraunhofer衍射的光量子路径积分方法
Light quantum path-integrals methods for Fraunhofer diffraction
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较低的光量子效率是限制TiO2光催化技术实用化的主要原因,改性是提高TiO2光量子效率的重要手段。
Low quantum yield was the main limitation of TiO 2 photocatalysis technology into engineering-scale applications . Modification of TiO 2 can improve its performance effectively .
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材料的吸附性能及反应物的吸附态是反应发生的关键,CO2在Ag/V2O5-TiO2表面无法形成卧式吸附态,没有目的产物甲基丙烯酸(MAA)生成,光量子效率低;
CO2 can not form the horizontal adsorption state on Ag / V2O5-TiO2 , this results in no target products and low photo quantum efficiency .
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特别地,基于EIT现象的光量子信息存储在量子通讯中占有非常重要的作用。
Especially , the storage of quantum optical information based on the EIT technique plays an important role in quantum communication .
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TiO2半导体作为光催化剂降解难降解有机污染物有其独特的优势,它的光解效率与光量子效率有很大的关系。
Application of TiO_2 for photocatalytic degradation of Biorefractory of organic compounds has its special superiority . It 's photo catalytic degradation efficiency is mainly related to light quantum efficiency .
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脑缺血再灌注TXA2-PGI2平衡障碍及光量子液疗的影响
Effects of Ultraviolet Liquid Irradiation on the Imbalance of TXA 2 PGI 2 in Cerebral Ischemia Reperfusion
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本文通过双曲Minkowski空间的方向奇异性可以讨论实物粒子和光量子的耦合。
The interconnection of matter particle and bright particle is discussed through the direction . singularity of hyperbolic Minkowski space .
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然而由于TiO2是宽带隙半导体,光利用效率和光量子产率较低,使其应用受到了限制。
However , the highly efficient use of TiO2 is sometimes prevented by its wide band gap that caused the utilization ratio of the sunlight and the quantum yield is low .
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为此,包括环境、物理、化学等专业为数众多的研究者将研究集中在如何提高催化剂的光量子效率及催化剂的高效负载上,因此对于TiO2本身的研究似乎成了解决问题的焦点。
Many researchers have made great efforts to improve the light quantum efficiencies of catalyst and its high load . A major focus has been on TiO2 to solve the problem .
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成熟后期,qP、叶片的光合电子传递速率和光量子产量仍较大。
At the late stage of maturity , qP , shut electron transmit speed and light quantum yield were still high .
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介绍了曝光工艺中利用光量计确定感光材料界限曝光量的原理和方法,最后对PDP丝网曝光工艺作了简要介绍。
In addition , the principles and methods of determining the critical exposure quantity of sensitive materials are introduced and the screen exposure process is described briefly .
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脑内血肿术后光量子治疗血清SOD、TXB2和PGI2的动态变化
The Dynamic Change of the Serum Contents of SOD 、 TXB_2 and PGI_2 with Uitraviolet Blood Irradiation and Oxygenation Therapy on the Postoperative Patients of Intracerebral Hematomas
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为了解决二氧化钛应用中太阳能利用效率低和光量子利用效率低的技术难题,人们通过金属元素掺杂等手段对TiO2进行改性研究。
To solve the application technique problems of low utilization efficiency of solar energy and photon quanta for TiO2 catalyst , people have done some studies to improve the performance of TiO2 by doping metal elements .
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对60只670nm可见光量子阱激光器进行电导数测试,讨论了电导数曲线及其参数与器件可靠性之间的关系,指出用m、h、b参数可以评价器件质量和可靠性。
The dependence of the electrical derivative curve and its parameters on the reliability of 670 nm visible quantum well semiconductor lasers is discussed . It is shown that quality and reliability of the device can be evaluated by electrical derivative parameters ( m , h , b ) .
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高铵胁迫降低了小麦幼苗光合速率、气孔导度、蒸腾速率、实际光量子效率(FPSII)和最大光能转化效率(Fv/Fm),但提高了初始荧光值(Fo)。
High ammonium stress significantly reduced photosynthetic rate , stomatal conductance , actual light quantum efficiency ( F PSII ) and maximum energy conversion efficiency ( Fv / Fm ), but increase initial fluorescence ( F0 ) .
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78例缺血性脑卒中病人光量子血疗治疗前后SSEP变化及疗效分析
Analysis on changes of SSEP and therapeutic effect before and after treatment with ultraviolet blood irradiation oxygenation in 78 patients with ischemic stroke
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在实现光脉冲减速的基础上,通过绝热地关断和开启耦合光,实验实现了EIT介质中的光量子存储与释放,存储时间可以达到100gs。
On the basis of light speed reduction , we experimentally realized the optical quantum storage and release through turning on and turning off the coupling light smoothly .
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再用真空光量计定时曝光法成功地分析了HK-40合金,并作出了其工作曲线。
So the vacuum ultraviolet multichannel spectrophotometer is also used to analyse HK-40 alloys by controlled exposure method with the aid of experimentally calibrated curves .
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使玉米群体冠层内中下层叶片的光量子密度(PFD)有明显增加,其中,中层较对照增加30-40%,下层较对照增加15-20%。
Photo flux density ( PFD ) of middle-level in canopy was increased 30-40 % more than that of check , whose of under layer was enhanced 15-20 % more than that of check .
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光照强度效应研究结果表明:间作系统中,受光量为冠外测点(行东和行西)行中测点CK,且间作系统内的相对光照强度可达到90%以上。
Effect of light intensity results showed that , in the intercropping system , by the amount of light measured for the crown point ( the East and the West ) Middle point CK , the relative light intensity can reach 90 % . 3 .
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TDP辐射板中含有的三十多种微量元素的不同状态所提供的广谱光量子是该辐射器具有广泛地、良好生物效应的基本物理因素。
The " wide spectrum " light quantum provided by various states of over thirty trace elements in the TDP emissive plate is the basic physics factor , therefore the emitters have extensive and excellent biological effects .