



Titanium dioxide (TiO₂) is a high-performance functional material widely used in various industrial fields, and its quality directly affects application effects and safety. Dandong Tongda Technology provides full-chain, high-precision XRD testing services for titanium dioxide, covering crystal structure, purity and impurity detection. The test results comply with international standards, providing reliable data support for production quality control, helping enterprises optimize processes and enhance global competitiveness.
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Tongda Science and Technology developed China's first X-ray single crystal diffractometer (TD-5000). It offers diffractometers, orienters, analyzers with AI robotics and remote control. 30% R&D staff, 23 patents. Exported globally.
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Tongda provides X-ray diffraction solutions with custom services. Advanced facilities & key technologies make its products near world-class. Used across many fields. R&D team of 30 drives continuous improvement.
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X-ray diffraction (XRD) is widely used in materials science, chemistry, biology, and geology. It enables study of crystal structures, phase changes, chemical analysis, protein structures, mineral composition, drug polymorphs, archaeology, and industrial quality control. XRD is non-destructive, high-precision, and rapid, with improving resolution for in-situ dynamic studies.
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X-ray diffractometer works based on Bragg's law (2d sinθ = nλ). By scanning θ and recording diffraction peaks, it reveals crystal structure, lattice parameters, grain size, residual stress, phase composition, and more. It is a key tool for material analysis.
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XRD calibration (wavelength, detector, zero point) and data analysis (peak fitting, Scherrer equation, Williamson-Hall) are critical for accurate crystal structure determination, phase identification, and microstructural characterization in materials science.
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Powder diffractometers enable fast, non-destructive crystal structure analysis via X-ray scattering. They optimize alloys, battery materials, and drug formulations. Evolving automation and algorithms enhance precision, driving materials innovation.
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X-ray absorption spectrometers measure absorption coefficient vs. photon energy to reveal local atomic/electronic structure. XANES gives valence/coordination; EXAFS extracts bond lengths, coordination numbers. Trends: 4th-gen synchrotrons and benchtop breakthroughs. Applications include catalysis, batteries, environment, biomedicine. Non-destructive, element-specific, 0.5 wt% detection limit.
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Selecting an XRD requires evaluating performance, sample compatibility, ease of use, reliability, budget, safety, training, and support. Also assess lab space, facilities, future upgrades, brand comparisons, and professional installation.
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