Birdcage volume coils and magnetic resonance imaging: a simple experiment for students

Table 2 Image data from all three samples

Sample	Birdcage volume RF coil diameter	S	σ	SNR
CuSO₄	24 mm	5.40 × 10⁷	1.72 × 10⁴	2.06 × 10³
CuSO₄	33 mm	2.73 × 10⁷	1.72 × 10⁴	1.04 × 10³
CuSO₄	48 mm	4.35 × 10⁶	1.73 × 10⁴	1.65 × 10²
Carrot	33 mm	4.43 × 10⁶	8.30 × 10⁴	53.4
Carrot	38 mm	4.00 × 10⁶	8.59 × 10⁴	46.6
Carrot	48 mm	2.90 × 10⁶	8.24 × 10⁴	35.2
Mouse brain	24 mm	6.04 × 10⁶	7.55 × 10⁴	52.4
Mouse brain	33 mm	5.69 × 10⁶	7.81 × 10⁴	47.7
Mouse brain	38 mm	5.44 × 10⁶	7.67 × 10⁴	46.5

Note the signals presented in this table are from ROI1 for all samples. The noise regions came from the ROI2 for all samples

ISSN: 1754-1611