Coil: LifeServices (16 channel receive, 4 channel transmit)
seqfil: epi_riken_ptx
petable: epi76lin4k
Matrix size: 64×64
FOV 19.2 x 19.2 cm2
Slice thickness: 3 mm, no gap
Voxel size 3 x 3 x 3 mm3
Number of slices: 27
Slice interleaving: yes
Slice orientation: aligned with the inferior surface of the occipital and temporal lobes
Volume TR (full k-space): 4.309 s
Segments (=shots): 4
Ilts: 1
TSENSE Acceleration: 4
Volume TR after TSENSE: 1.077 s
TE: 0.025 s
Flip angle: 63.5 deg
Volumes per run (full k-space): 150
Volumes per run after TSENSE processing: 600
Run duration: 10 min 46 s
Runs per scan: 6 (5 for subject s001)
phase scrambled gray scale images
power spectra equated across images and categories
image size: 14 x 14 deg2
central fixation cross (black)
image display time: 0.75 s
gap between images: 0.25 s
one-back task (10% of trials)
block design
block duration: 12.9 s (corresponds to 12 accelerated volumes)
number of blocks per run:
(bodies, cars, flowers and fruit-veg can be pooled to “objects”)
First and last block always gray, otherwise fully randomized
Images within blocks fully randomized
Original images were obtained from Seiichirou Yokoo, except for bodies, which are from http://pages.bangor.ac.uk/~pss811/page7/page7.html
As 2013 and beyond, except
Coil: Nova half helmet (8 chan) + 2 + 2 anterior temporal channels
Seqfil: epi_riken_V3
Number of slices: 21
Volume TR (full k-space): 4.284 s
Volume TR after TSENSE: 1.071 s
Number of runs: 7
Volumes per run (full k-space): 126
Volumes per run after TSENSE processing: 504
Run duration: 9 min
Runs per scan: 7
Category “human bodies” was not included; therefore, total number of blocks per run: 42
As 2013 and beyond, except
Coil: Nova visual (4 chan) + 2 + 2 anterior temporal channels
seqfil: epi_riken_V3
Number of slices: 21
Volume TR (full k-space): 4.284 s
Segments (=shots): 4
Ilts: 2
TSENSE Acceleration: 2
Volume TR after TSENSE: 2.142 s
TE: 0.025 s
Flip angle: 47 deg
Volumes per run (full k-space): 57
Volumes per run after TSENSE processing: 114
Run duration: 4 min 21 s
Runs per scan: s019: 10+9 (on two separate days); s023 10+8
number of blocks per run:
Last block always gray, otherwise fully randomized