粉体行业在线展览
面议
906
SM9000光谱仪是一种高分辨率光纤光谱测量仪,测量范围涵盖紫外光、可见光乃至近红外波段。SM9000既可以单独使用,也可以与FKM多光谱荧光动态显微成像系统、FL3500双调制叶绿素荧光仪等仪器联用,测量各种荧光的光谱组成。由于其具备超高的灵敏度,甚至可以测量单个细胞激发荧光的光谱。每秒可记录100组16bits分辨率的光谱数据。
功能特点:
超高灵敏度,可检测单个细胞的荧光光谱
超高分辨率,可检测10μs - 10ms的闪光
采集频率达100次/秒,可检测动态光谱
积分时间从1毫秒到数分钟可调
模块化设计,小巧耐用,热稳定性高
产热量极低
技术参数:
光谱范围:200 - 980nm
分辨率:可检测10μs - 10ms的闪光
采集频率:100次/秒
积分时间:1毫秒到数分钟可调
光学入口:直径0.5,数值孔径(NA)=0.22,可拆卸SMA接头
入射狭缝:70μm×1400μm
光栅:平场型校正
波长**精确度:< 0.5nm
再现性:< 0.1nm
温度漂移:< 0.01nm/K
像素光谱距离:0.8nm
FWHM半高宽:3 - 4nm
杂散光:0.1%(氙灯340nm测量)
CCD阵列像素数:1044×64
像素尺寸:24×24mm2
系统数据:16Bit模数转换
可联用仪器:FKM多光谱荧光动态显微成像系统、FL3500双调制叶绿素荧光仪等
与FKM多光谱荧光动态显微成像系统联用的SM9000
应用案例:
与FKM系统联用研究铜指示植物海州香薷Elsholtzia splendens的叶绿素荧光及其光谱组成(Peng,2013,Environ. Sci. Technol)
与FL3500系统联用研究蓝隐藻Guillardia theta的叶绿素荧光及其光谱组成(Cheregi,2015,Journal of Experimental Botany)
产地:欧洲
参考文献:
1.Bernát G, et al. 2017. On the origin of the slow M–T chlorophyll a luorescence decline in cyanobacteria: interplay of short-term light-responses. Photosynthesis Research, DOI 10.1007/s11120-017-0458-8
2.Selyanin V, et al. 2016. The variability of light-harvesting complexes in aerobic anoxygenic phototrophs. Photosynthesis research, 128(1): 35-43
3.Tilstone G, et al. 2016. Effect of CO2 enrichment on phytoplankton photosynthesis in the North Atlantic sub-tropical gyre. Progress in Oceanography, 158: 76-89
4.Mishra K B, et al. 2016. Plant phenotyping: a perspective. Indian Journal of Plant Physiology, 21(4): 514-527
5.Cheregi O, Kotabová E, Prá?il O, et al. 2015. Presence of state transitions in the cryptophyte alga Guillardia theta . Journal of Experimental Botany, 66: 6461-6470
6.Li G, Brown C M, Jeans J A, et al. 2015. The nitrogen costs of photosynthesis in a diatom under current and future pCO2. New Phytologist, 205:533-543
7.Kotabová E, Jare?ová J, Kaňa R, et al. 2014. Novel type of red-shifted chlorophyll a antenna complex from Chromera velia. I. Physiological relevance and functional connection to photosystems. Biochimica et Biophysica Acta – Bioenergetics, 1837:734-743
8.?ebela D, Olejní?ková J, Sotolá? R, et al. 2014. The slow S to M fluorescence rise in cyanobacteria is due to a state 2 to state 1 transition. BBA , 1817: 1237-1247
Peng H, et al. 2013. Toxicity and De?ciency of Copper in Elsholtzia splendens A?ect Photosynthesis Biophysics, Pigments and Metal Accumulation. Environ. Sci. Technol., 47 (12): 6120-6128
LUMiFlector
ASD
Zetium
Serstech 100 Indicator
FluoroMax -
N-500
近红外光谱分析仪(点击可看详细资料)
火焰光度计
Metorex C100型
ARL™ PERFORM'X
UV9600D
全谱直读光谱仪