Noninvasive Measurement of Conductivity Anisotropy at Larmor Frequency Using MRI

Figure 7

Experiment results: circulating conductivity of phantoms with measured 𝐻⁺, Coronal Slice, (a) 𝜎(𝐴(𝐱)) of saline water, (b) 𝜎(𝐴(𝐲)) of saline water, (c) 𝜎(𝐴(𝐱)) of straw phantom 1, (d) 𝜎(𝐴(𝐲)) of straw phantom 1, (e) 𝜎(𝐴(𝐱)) of straw phantom 2, (f) 𝜎(𝐴(𝐲)) of straw phantom 2.

(a) Saline water: 𝜎(𝐴(𝐱))

(b) Saline water: 𝜎(𝐴(𝐲))

(c) Straw phantom 1: 𝜎(𝐴(𝐱))

(d) Straw phantom 1: 𝜎(𝐴(𝐲))

(e) Straw phantom 2: 𝜎(𝐴(𝐱))

(f) Straw phantom 2: 𝜎(𝐴(𝐲))