|
Echo Time
|
Time in ms between the middle of the excitation pulse and the peak of the echo produced (kx=0). In the case of segmented k-space, the TE(eff) is the time between the middle of the excitation pulse to the peak of the echo that is used to cover the center of k-space (i.e.,-kx=0, ky=0).
|
DICOM:0018_0081
|
term
|
ILX:0103661
|
24156.34
|
DICOM term, Project role, Role, Realizable entity, Specifically dependent continuant, Dependent continuant, Continuant |
|
|
Effective Echo Time
|
The time in ms between the middle of the excitation pulse and the peak of the echo produced for kx
|
DICOM:0018_9082
|
term
|
ILX:0103680
|
450.34576
|
DICOM term, Project role, Role, Realizable entity, Specifically dependent continuant, Dependent continuant, Continuant |
|
|
Effective Echo Spacing
|
The effective sampling interval, specified in seconds, between lines in the phase-encoding direction, defined based on the size of the reconstructed image in the phase direction.
|
ILX:0739317
|
term
|
ILX:0739317
|
275.32852
|
|
|
|
Dwell Time
|
Actual dwell time (in seconds) of the receiver per point in the readout direction, including any oversampling. For Siemens, this corresponds to DICOM field (0019,1018) (in ns).
|
ILX:0739327
|
term
|
ILX:0739327
|
200.70322
|
|
|
|
TE
|
|
ILX:0111547
|
term
|
ILX:0111547
|
25.686373
|
Duration (birnlex 2052), Temporal characteristic value, Quantitative value, Value, Data object, Information content entity, Non-realizable information entity, Generically dependent continuant, Dependent continuant, Continuant |
MRI echo time |
|
mri_echo_time_pd (Image)
|
Echo Time (seconds)
|
NDA.CDE:2019548
|
cde
|
CDE:0164527
|
19.498394
|
Image, NIMH Data Archive Common Data Element |
|
|
mri_echo_time_edti (Peds - Expanded Diffusion Tensor Imaging (eDTI))
|
Echo time
|
NDA.CDE:2026819
|
cde
|
CDE:0244015
|
18.36052
|
Peds - Expanded Diffusion Tensor Imaging (eDTI), NIMH Data Archive Common Data Element |
|
|
mri_echo_time_pd (Spectroscopy Form)
|
Echo Time (seconds)
|
NDA.CDE:2199071
|
cde
|
CDE:0278439
|
18.079767
|
Spectroscopy Form, NIMH Data Archive Common Data Element |
|
|
mri_echo_time_pd (Peds - Non-longitudinally Registered aMRI Variables)
|
Echo Time (seconds)
|
NDA.CDE:2019372
|
cde
|
CDE:0245091
|
18.079767
|
Peds - Non-longitudinally Registered aMRI Variables, NIMH Data Archive Common Data Element |
|
|
mri_echo_time_t1 (Peds - Non-longitudinally Registered aMRI Variables)
|
MRI T1 Echo Time (seconds)
|
NDA.CDE:2019373
|
cde
|
CDE:0245092
|
16.153845
|
Peds - Non-longitudinally Registered aMRI Variables, NIMH Data Archive Common Data Element |
|
|
mri_echo_time_t2 (Peds - Non-longitudinally Registered aMRI Variables)
|
MRI T2 Echo Time (seconds)
|
NDA.CDE:2019374
|
cde
|
CDE:0245093
|
16.153845
|
Peds - Non-longitudinally Registered aMRI Variables, NIMH Data Archive Common Data Element |
|
|
BIDS Description
|
Description for a term/concept from the BIDS specification
|
ILX:0739307
|
annotation
|
ILX:0739307
|
12.463849
|
|
|
|
Associated With
|
An annotation that provides information on which projects or communities are utilizing that term
|
ILX:0739289
|
annotation
|
ILX:0739289
|
12.463849
|
|
|
|
obsReason
|
http://purl.obolibrary.org/obo/IAO_0000231
|
IAO:0000231
|
annotation
|
ILX:0383243
|
12.454268
|
|
|
|
BIDS Label
|
Label from the BIDS specification for a term/concept
|
ILX:0739309
|
annotation
|
ILX:0739309
|
11.779844
|
|
|
|
editorNote
|
http://purl.obolibrary.org/obo/IAO_0000116
|
IAO:0000116
|
annotation
|
ILX:0383244
|
10.77537
|
|
|
|
deprecated
|
owl:deprecated
|
ILX:0383241
|
annotation
|
ILX:0383241
|
10.056602
|
|
|
|
qc_echo_time_dti (Peds - Diffusion Tensor Imaging)
|
"Quality score for protocol violations; 0=no violation, 1=violation. Echo time must be the same for all replicates, including b1000 and b500."
|
NDA.CDE:2023086
|
cde
|
CDE:0243924
|
10.036851
|
Peds - Diffusion Tensor Imaging, NIMH Data Archive Common Data Element |
|
|
qc_echo_time_edti (Peds - Expanded Diffusion Tensor Imaging (eDTI))
|
"Quality score for protocol violations; 0=no violation, 1=violation. Echo time must be the same for all replicates, including b1000 and b500."
|
NDA.CDE:2026855
|
cde
|
CDE:0244045
|
10.008785
|
Peds - Expanded Diffusion Tensor Imaging (eDTI), NIMH Data Archive Common Data Element |
|
|
Related to
|
|
ILX:0112796
|
relationship
|
ILX:0112796
|
8.937858
|
|
|