DW-2700A XRD Technical Solution
This XRD adopts the most advanced technology. The angle accuracy and precision of the goniometer has reached world advanced level. The light source and detector can work stably for a long time to ensure the accuracy and precision of diffraction peak position, peak shape and intensity measurement.
Applications & Functions
It can accurately measure metal and non-metal samples, do qualitative and quantitative analysis. When it is work with the corresponding accessories, it also can be used to analysis the influence of high temperature and low temperature on the material structure and analysis the structure of the film sample, metal material texture, stress measurement, etc.
Our Advantages
1. High stability X-ray source: the XRDadoptsAF3 model high frequency &high voltage X-ray generator, greatly improving the stability of the XRD measurement results;
2. Long life X-ray tube: metal-ceramic X-ray tube has the characteristics of good heat dissipation, high running power (40kV ×40mA) and long service life;
3. High precision goniometer: the diffraction angle drive adopts servo motor drive + optical coding control technology. Within the scope of the diffraction angle measurement, the diffraction angle is less than 0.02 ° linearity;
4. X-ray protection is safe and reliable: when XRD is measuring sample,the protective doors are automatically locked to avoid radiation.
5. Smart and convenient:The software automatic identification control technology, convenient for the use of the instrument operators.
Main Technical parameters
High stability X-ray source Unit (AF3 model High Frequency &High Voltage X-ray generator)
1. Rated power:3 kW (HF,HV control technology)
2. Tube voltage:10~60kV, 1kV/step;
3. Tube current:5~50mA, 1mA/step;
4. Stability of tube voltage and tube current:≤0.005% ;
5. There is Protection for over voltage, over current and over power and water depletion.
6. X-ray tube:metal ceramic x-ray tube / Cu Target / Focus size: 1×10mm²/ 2.4kW.
High Precision Goniometer Unit
1. Goniometer:Adopt servo motor and optical coding technique to drive θs and θd;
2. Scanning mode:θ-θ goniometer; it is vertical; the sample is put horizontally ;
3. 2θmeasuring range:-6°~160°; Radius of goniometer: 225mm;
4. Scanning mode: continuous, stepping and Omg;
5. Minimum step width Angle:0.0001˚;
6. Angle accuracy:≤0.001˚; Angle repeatability:≤0.0001˚ .
7. It can cancel the idle running and do angle calibration automatically.
8. Angle locating speed:1500˚/min;
9. Diffraction Angle linearity: the Angle deviation of all peaks within the full spectrum shall not exceed ±0.02°
Detector Unit
Closed proportional Detector
1. Spectral resolution: <25% (Cu Kαspectral line);
2. Maximum linear count rate: >5×105cps
Protection
X -ray scattering ray protection device is safe and reliable with interlocking mechanism. When the sample is measured, the radiation-shielding door is automatically forbidden to open, which can protect the operator from the scattering ray radiation under any circumstances, and the scattering ray dose conforms to the international standard 1.0 sv/h.
4.5 Control and processing software
Windows 10 operating system;
Qualitative and quantitative analysis of material phases , Kα1 ,α2 peeling, Full spectrum fitting, peak fitting, FWHM and grain size calculation, crystal cell measuring, second kind stress calculation, diffraction line indexation, multiple plotting, 3D plotting, diffraction data calibration, background subtraction, quantitative analysis without standards, full spectral image fitting (WPF), XRD diffraction image simulation, etc.
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