Table 2.
B‐tensor encoding (LTE + STE) | Multiple TE (LTE) | ||||
---|---|---|---|---|---|
Group A | Group B | Group C | Group A | Group C | |
TR (ms) | 7,000 | 4,000 | 5,200 | 7,000 | 6,900 |
TE (ms) | 100 | 106 | 106 | 50,90,120,150 | 50,85,120,155 |
Matrix size | 110 × 110 | 128 × 128 | 128 × 128 | 110 × 110 | 128 × 128 |
Number of slices | 30 | 27 | 35 | 30 | 35 |
Resolution (mm2) | 2 × 2 | 2 × 2 | 2 × 2 | 2 × 2 | 2 × 2 |
Slice thickness (mm) | 2 | 4 | 4 | 2 | 4 |
PI factora | 2 | 2 | 2 | 2 | 2 |
Partial Fourier | 0.75 | 0.75 | 0.75 | 0.75 | 0.75 |
b‐values (ms/μm2) | 0.1,0.5,1.0,1.5,2.0b | 0.1,0.5,1.0,1.5,2.0b | 0.1,0.5,1.0,1.5,2.0b | 0.1, 0.5c | 0, 0.5c |
b Δ‐values | 1 and 0 | 1 and 0 | 1 and 0 | 1 | 1 |
# directions/b‐value | 6, 10, 12, 16, 20 | 6, 6, 10, 16, 30 | 6, 6, 10, 16, 30 | 6, 6 | 1, 6 |
Number of samples | 128 | 136 | 136 | 12 | 12 |
Scan time (min) | 15.5 | 9 | 12 | 7 | 4.5 |
Maxwell compensationd | Yes | No | No | Yes | No |
Head coil array | 64 ch | 20 ch | 20 ch | 64 ch | 20 ch |
Data prev. published | No | Yese | No | No | No |