Table 2.

Tissue properties of vital organs in proximity to the radiation sources in the VIP-Man phantom.

Organ Name	Material Density (g/cc)	Material Composition (Mass Fractions)
Lung and Respiratory System	0.26	H: 0.103	O: 0.749	S: 0.003
		C: 0.105	Na: 0.002	Cl: 0.003
		N: 0.031	P: 0.002	K: 0.002
Heart wall	1.03	H: 0.103	O: 0.734	S: 0.002
		C: 0.121	Na: 0.001	Cl: 0.003
		N: 0.032	P: 0.001	K: 0.002
				Fe: 0.001
Liver	1.05	H: 0.102	O: 0 .716	S: 0.003
		C: 0.139	Na: 0.002	Cl: 0.002
		N: 0.030	P: 0.003	K: 0.003
Thyroid	1.05	H: 0.104	O: 0.745	S: 0.001
		C: 0.119	Na: 0.002	Cl: 0.002
		N: 0.024	P: 0.001	I: 0.001
Bones	1.55	H: 0.034	O: 0.435	P: 0.103
		C: 0.155	Na: 0.001	S: 0.003
		N: 0.042	Mg: 0.002	Ca: 0.225
Muscles	1.04	H: 0.102	O: 0.710	S: 0.003
		C: 0.143	Na: 0.001	Cl: 0.001
		N: 0.034	P: 0.002	K: 0.004