FL3500水下原位叶绿素荧光仪
FL3500水下原位叶绿素荧光仪设计用来测量水下生物荧光的——水下植物，珊瑚或者海藻。用于测量的水下探头配有用于水下操作的特殊支架?*测量深度为水上/span>1m、/span>其光学测量头内置3练/span>LED光源咋/span>1?/span>500 kHz/16佌/span> AD转换皃/span>PIN二极管信号检测器、/span>AD转换的增益和积分时间可以通过软件控制。检测器测量叶绿素荧光信号的时间分辨率可高达4s、/span>
应用领域
植物光合特性和代谢紊乱筛逈/span>
生物和非生物胁迫的检浊/span>
植物抗胁迫能力或者易感性研穵/span>
代谢混乱研究
长势与产量评?/span>
植物——微生物交互作用研究
植物——原生动物交互作用研穵/span>
典型样品
藻类、浮游植?/span>
沉水或浮水植物叶牆/span>
珊瑚筈/span>
功能特点９/span>
具备双通道测量控制，可以与各种测量单元如标准版、快速版、叶夹式及水下测量头等配合使用，各版本的测量头可互换使用
内置多种可用户自行修改的测量程序，涵盖目前国际上对于叶绿素荧光的各种一般性研究和深入机理研究
配备水下式探头，可在**1籲/span>深的水下进行水体植物叶绿素荧光的原位测量
技术参数：
实验程序：叶绿素荧光诱导测量：/span>PAM（脉冲调制）测量：/span>OJIP快速荧光动力学测量：/span>QA‒/span>再氧化动力学：/span>S状态转换；叶绿素荧光淬?/span>
荧光参数９/span>F0＋/span>Fm＋/span>Fv＋/span>F0‘span>＋/span>Fm‘span>＋/span>Fv‘span>＋/span>QY(II)＋/span>NPQ＋/span>PSII＋/span>Fv/Fm＋/span>Fv?Fm‘span>＋/span>Rfd＋/span>qN＋/span>qP＋/span>ETR筈/span>50多项叶绿素荧光参数与图像：/span>OJIP曲线不/span>F0?/span>FJ?/span>Fi?/span>Fm?/span>Fv?/span>VJ?/span>Vi?/span>Fm / F0?/span>Fv / F0?/span>Fv / Fm?/span>M0?/span>Area?/span>Fix Area?/span>SM?/span>SS?/span>N?/span>Phi_P0?/span>Psi_0?/span>Phi_E0?/span>Phi_D0?/span>Phi_Pav?/span>ABS / RC?/span>TR0/ RC?/span>ET0/ RC?/span>DI0/ RC筈/span>20多项相关参数
时间分辨率（采样频率）：高灵敏度检测器，时间分辨率辽/span>4s
控制单元：双通道通用高度精确性自动微处理器，可以与各种测量单元如标准版、快速版、叶夹式及水下测量头等配合使用（无需另行购买控制单元（/span>
测量光闪：标准为波长617nm的橙光或455nm的蓝光，光闪时间2‒/span>5s
单翻转饱和光闪：标准光源丹/span>630nm的红光，光闪时间20‒/span>50s
持续光化学光：标准为630nm的红光，**光强1500 mol(photons)/m2.s
每组lED光源强度和时间可通关软件调控，同时光源可根据研究要求选配
**测量水深９/span>1m
FluorWin软件：定义或创建实验方案、光源控制设置、数据输出、分析处理和图表显示
典型应用：荧光诱导过程分枏/span>
产地：捷兊/span>
参考文献：
Functioning of the Bidirectional Hydrogenase in Different Unicellular Cyanobacteria Kiss et al 2013. Research for Food Fuel and the Future
Excess Ca2+does not alleviate but increases the toxicity of Hg2+to photosystem II inSynechocystissp.(Cyanophyta) D Zhang et al 2013. Ecotoxicology and environmental safety
Inhibition of the Water Oxidizing Complex of Photosystem II and the Reoxidation of the Quinone Acceptor QA? by Pb2+ A Belatik et al 2013. PloS one
Destabilization of the Oxygen Evolving Complex of Photosystem II by Al3+ I Hasni et al 2013. Photochemistry and Photobiology
Effects of Sb (V) on growth and chlorophyll fluorescence ofMicrocystis aeruginosa(FACHB?05)，S Wang et al 2012. Current Microbiology
Correlations between the temperature dependence of chlorophyll fluorescence and the fluidity of thylakoid membranes A Tovuu et al 2012. Physiologia Plantarum
Developmental Defects in Mutants of the PsbP Domain Protein5 inArabidopsis thaliana. JL Roose et al 2011. PloS one
Inhibition of photosystems I and II activities in salt stress–exposed Fenugreek (Trigonella foenum graecum). M Zaghdoudi et al 2011. Journal of Photochemistry and Photobiology B: Biology
Productivity correlated to photobiochemical performance of Chlorella mass cultures grown outdoors in thin–layer cascades. J Masojdek et al 2011. Journal of Industrial Microbiology & Biotechnology
Binding Stoichiometry and Affinity of the Manganese–Stabilizing Protein Affects Redox Reactions on the Oxidizing Side of Photosystem II. JL Roose et al 2011. Biochemistry
