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GPhase: Automated Phase Mapping

from XRD data using Graph Segmentation

(Under construction)
If you want to get the source code of the algorithm. please contact Dr. Jianjun Hu (

Please upload the XRD data file and composition file (all in csv format). See examples here.

Composition Specification File

Threshold parameter K: 1.5 2.0 2.5 3.0 5.0 8.0 10.0 (default = 1.5)

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Citation: Zheng Xiong, Yinyan He, Jason Hattrick, Jianjun Hu. Automated Phase Segmentation for Large-Scale X-ray Diffration Data Using Graph based Phase Segmentation (GPhase) Algorithm. ACS Combinatorial Sciences. 2017 (accepted) PDF