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3 Result(s)

within H. J. Wei Remove this filter Optics, Lasers, Photonics, Optical Devices Remove this filter

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  1. No Access

    Article

    Heat treatment of human esophageal tissues: Effect on esophageal cancer detection using oxygenated hemoglobin diffuse reflectance ratio

    The main objective of the present work is to study the influence of heat treatment on the esophageal cancer detection using the diffuse reflectance (DR) spectral intensity ratio R540/R575 of oxygenated hemoglo...

    Q. L. Zhao, Z. Y. Guo, J. L. Si, H. J. Wei, H. Q. Yang, G. Y. Wu… in Laser Physics (2011)

  2. No Access

    Article

    In vivo quantification of propylene glycol, glucose and glycerol diffusion in human skin with optical coherence tomography

    The purpose of study is to quantify and compare diffusion of propylene glycol, glucose, glycerol in the human skin in vivo noninvasively. Optical coherence tomography (OCT) was utilized in the functional imagi...

    X. Guo, Z. Y. Guo, H. J. Wei, H. Q. Yang, Y. H. He, S. S. **e, G. Y. Wu… in Laser Physics (2010)

  3. No Access

    Article

    Oxygenated hemoglobin diffuse reflectance ratio for in vitro detection of human gastric pre-cancer

    Oxygenated hemoglobin diffuse reflectance (DR) ratio (R540/R575) method based on DR spectral signatures is used for early diagnosis of malignant lesions of human gastric epithelial tissues in vitro. The DR spe...

    L. Q. Li, H. J. Wei, Z. Y. Guo, H. Q. Yang, G. Y. Wu, S. S. **e… in Laser Physics (2010)