Investigation of Formalin-Fixed Tissue Optical Characteristics in the Range of 200–500 GHz Using Pulsed Terahertz Reflection Spectroscopy to Differentiate Oral Malignant, Benign, and Cyst

Table 2

Analysis report on H-E stained images.

Parameters	Malignant	Benign	Cyst
Cell nucleus	32.0078%	27.987%	17.11%
Cytoplasm	21.043%	48.013%	45.890%
Nonstained areas	46.9492%	24%	37%
Refractive Index (n)	2.8	2.1	1.6
Absorption coefficient (cm^−1)	140	120	80