rephasing

rephasing

An MRI term for the process of returning out-of-phase magnetic moments back into phase coherence, which is caused either by rapidly reversing a magnetic gradient (field echo) or by applying a 180º radio frequency pulse (spin echo), the latter of which effectively cancels out the spurious T2 information from the signal.
References in periodicals archive ?
The Executive Board also approved the authorities request for a waiver of the nonobservance of the performance criterion on domestic payments arrears clearance, the modification of a performance criterion, the extension of the arrangement to April 22, 2020, and a rephasing of disbursements.
The Executive Board also approved an extension of the arrangement by one additional year, until June 2, 2020, with rephasing of remaining disbursements.
The work began on August 29 and was originally scheduled to take a year, but council bosses have promised they will finish 'at least a month earlier' than planned thanks to 'rephasing' by contractors Dawnus.
However, the train of 180[degrees] rephasing pulses in FSE and short T1 relaxation time of fat affect J-coupling modulation, which produces bright signal of the fat on T2-weighted image (4).
The expression for Jarlskog rephasing parameter [J.sub.CP], which is a measure of CP violation, is given by
But conditions have been attached to the approval which would require Asda to contribute PS26,400 to the rephasing of traffic signals at the site entrance and adjacent Coychurch Road/Tremains Road junction, so that they coincide with each other, and prevent the filing station opening for sales between midnight and 7am or receiving deliveries at that time.
To boost near-term cashflow, PDO reduced planned 2017 expenditure by almost US$1.5 billion through project rephasing, closer collaboration with contractors and a further comprehensive review and challenge of costs across the organisation.
Everyone the east of knows problems." The city council is planning some small-scale upgrades in the next year, including rephasing traffic lights and realigning lanes - but this will only have a modest impact on the site.
The Board also approved a request for an extension of the current ECF arrangement to end-October 2016 to allow time to assess the implementation of the program at end-June 2016 as well as a rephasing of the remaining disbursement under the arrangement.
"Greece: Fifth Review under the Extended Arrangement under the Extended Fund Facility, and Request for Waiver of Nonobservance of Performance Criterion and Rephasing of Access; Staff Report; Press Release; and Statement by the Executive Director for Greece." Country Report no.
"We expect to deliver modest growth in net profit in 2013 reflecting the In Salah rephasing, but remain on target to more than double our 2010 Group earnings by 2015(3)," said group chief executive Ayman Asfari.
Fondo Monetario Internacional (2011): Iceland: Fifth Review Under the StandBy Arrangement, and Request for Modification of Performance Criterio and Rephasing of Access-Staff Report; Informational Annex; Staff Statement; Press Release on the Executive Board Discussion; and Statement by the Executive Director for Iceland, IMF Country Report no 11/125, June 2011, International Monetary Fund, Washington.