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TA100 is a transient absorption spectrometer designed to probe photoinduced electronic transitions and their evolution dynamics. It covers UV-Vis-NIR-MIR spectral ranges (femtosecond to microsecond timescales) and integrates a microscopic system for spatially resolved transient absorption measurements. The system supports wide-field excitation/detection or spot excitation with a high-speed CMOS camera for spatial defect analysis and carrier diffusion mapping. With optional 50kHz high-speed detectors (sensitivity 10-5 OD) and expandable TCSPC/ultrafast fluorescence modules, it enables comprehensive fluorescence kinetic analysis. This all-in-one solution includes complete pump-probe optics, microscopy, spectral/imaging acquisition, and dedicated data processing software. | |||||||||
Products Feature
Ultrafast Fluorescence Solutions
Fluorescence Upconversion
Spectral range: 360-900nm | Resolution: ≤1.5×pulse width (hundreds fs) | Window: 8ns
Advantage: High sensitivity for weak signals | Limitation: Requires kinetic spectral scanning
Kerr Gating
Spectral range: 400-800nm | Resolution: ≤1.5×pulse width
Advantage: Direct time-resolved spectra acquisition | Limitation: Limited weak-signal capability
Streak Camera
Spectral range: 400-800nm | Resolution: ≤1ps | Window: Up to μs
Advantage: Simplified optics, micro-area imaging | Consideration: Higher cost
Specifications
Main Technical Indicators
Testing method | Streak camera | Fluorescence up converting | Kerr gate |
Time resolution | ≤3.5 ps | ≤450 fs | ≤1 ps |
Time window | 100 μs | 8 ns | 8 ns |
Detectable Spectral range | 250-850 nm | 360-900nm | 400-800nm |
Detector | Streak camera | Highly sensitivity photomultiplier tube (PMT) | Line-scan cooled charge-coupled device (CCD) |
Spectral acquisition method | Broad spectral acquisition | Dynamics scanning | Broad spectral acquisition |
Software | Data acquisition/analysis software |
Expandable module
Micro module | Spatial resolution ≤500 nm |
Application