A Partial List of NMR Acronyms, Abbreviations, and Terms

ACCORDION
ACCORDION:
A simultaneous incrementing of evolution and mixing times. - 2D
ADA
ADA:
Alternated Delay Acquisition
ADRF
ADRF:
Adiabatic Demagnetization in the Rotating Frame
AHT
AHT:
Average-Hamiltonian Theory
APHH-CP
APHH-CP:
Adiabatic-Passage Hartmann-Hahn Cross Polarization
APT
APT:
Attached Proton Test
ARP
ARP:
Adiabatic Rapid Passage
ASIS
ASIS:
Aromatic Solvent-Induced Shift
BB
BB:
Broadband
BIRD
BIRD:
Bilinear Rotation Decoupling
BLEW
BLEW:
A windowless multiple-pulse decoupling sequence
BR-24
BR-24:
Burum and Rhim pulse sequence
CAMELSPIN
CAMELSPIN:
Cross-relaxation Appropriate for Minimolecules Emulated by Locked SPINs
CHESS
CHESS:
Chemical Shift Selective Imaging Sequence
CHIRP
CHIRP:
a quick, frequency modulated 'chirp' pulse used for broadband decoupling
CIDNP
CIDNP:
Chemically Induced Dynamic Nuclear Polarization
COCONOESY
COCONOESY:
Combined COSY/NOESY
COLOC
COLOC:
Correlatied Spectroscopy for Long Range Coupling
CONOESY
CONOESY:
Combined COSY/NOESY
same thing as COCONOESY
COSY
COSY:
Correlation Spectroscopy
Scalar J coupling - usually 2D
COSY-45
COSY-45:
COSY with 45° mixing pulse
COSYDEC
COSYDEC:
COSY with F1 Decoupling
COSYLR
COSYLR:
COSY for Long Range Couplings
CP
CP:
Cross Polarization
CPD
CPD:
Composite-Pulse Decoupling
CPMAS
CPMAS:
Cross Polarization Magic-Angle Spinning
CPMG
CPMG:
Carr-Purcell-Meiboom Gill Sequence
CRAMPS
CRAMPS:
Combined Rotational and Multiple Pulse Spectroscopy
CRINEPT
CRINEPT:
Cross-correlated Relaxation-enhanced Polarization
A combination of INEPT with cross-correlated relaxation-induced polarization transfer
CSA
CSA:
Chemical Shift Anisotropy
CSCM
CSCM:
Chemical Shift Correlation Map
CT
CT:
Constant Time
CT-HSQC
CT-HSQC:
Constant Time - Heteronuclear Single Quantum Correlation
Scalar J coupling - usually 2D
CW
CW:
Continuous Wave
Scalar J coupling - usually 2D
CYCLOPS
CYCLOPS:
Cyclically Ordered Phase Sequence
Scalar J coupling - usually 2D
DANTE
DANTE:
Delay Alternating with Nutation for Tailored Excitation
DAS
DAS:
Dynamic Angle Spinning
DCNMR
DCNMR:
Direct Current NMR
NMR performed in the presence of a direct electric current
DD
DD:
Dipole-Dipole
DECSY
DECSY:
Double-quantum Echo Correlated Spectroscopy
DEFT
DEFT:
Driven Equilibrium Fourier Transform
DENA
DENA:
Dfferential Evolution for Non-ambiguous Aliasing
A fast method for increasing the resolution of a 1H-13C HSQC in the indirect dimension.
Ref: M. Foroozandeh D. Jeannerat \“Deciphered Chemical Shifts in Aliased Spectra recorded with two Slightly Different Narrow Windows or Differential Chemical Shift Evolution\” ChemPhysChem 2010, 11, 2503-2505
DEPT
DEPT:
Distortionless Enhanced Polarization Transfer
DEPTH
DEPTH:
A spin-echo sequence of pulses to select for spatial location within the static field
DIGGER
DIGGER:
Discrete Isolation from Gradient Governed Elimination of Resonances
DIPSI
DIPSI:
Decoupling In the Presence of Scalar Interactions
DISCO
DISCO:
Difference and Sums within COSY
DNMR
DNMR:
Dynamic NMR
DOUBTFUL
DOUBTFUL:
Double Quantum Transitions for Finding Unresolved Lines
DQ
DQ:
Double Quantum
DQC
DQC:
Double Quantum Coherence
DQF
DQF:
Double Quantum Filter
DQF-COSY
DQF-COSY:
Double Quantum Filtered - Correlation Spectroscopy
DRAMA
DRAMA:
Dipolar Recovery at the Magic Angle
A solid-state NMR recoupling technique.
DRESS
DRESS:
Depth Resolved Spectroscopy
DSA
DSA:
Data-Shift Acquisition
DUMBO
E.COSY
E.COSY:
Exclusive Correlation Spectroscopy
EFG
EFG:
Electric Field Gradient
ELD
ELD:
Energy Level Diagram
ENDOR
ENDOR:
Electron-nuclear Double Resonance
ENMR
ENMR:
Electrophonetic NMR
EPI
EPI:
Echo Planar Imaging
ESR
ESR:
Electron Spin Resonance
EXORCYCLE
EXORCYCLE:
4-step phase cycle for spin echoes
FFT
FFT:
Fast Fourier Transform
FID
FID:
Free Induction Decay
FIRFT
FIRFT:
Fast Inversion-Recovery Fourier Transform
FLASH
FLASH:
Fast Low-angle Shot Imaging
FLOPSY
FLOPSY:
Flip-Flop Spectroscopy
A decoupling scheme
FOCSY
FOCSY:
Foldover-Corrected Spectroscopy
A decoupling scheme
FOV
FOV:
Field of View
FSLG
FSLG:
Frequency Switched Lee-Goldburg
a decoupling scheme - (see Homonuclear dipolar decoupling in solid-state NMR using continuous phase modulation)
FT
FT:
Fourier Transform
FUCOUP
FUCOUP:
Fully Coupled Spectroscopy
GARP
GARP:
Globally Optimized Alternating Phase Rectangular Pulse
A decoupling scheme
GE
GE:
Gradient Echo
GES
GES:
Gradient Echo Spectroscopy
GRASP
GRASP:
Gradient-Accelerated Spectroscopy
GRASS
GRASS:
Gradient-Recalled Acquisition the Steady State
GROPE
GROPE:
Generalized compensation for Resonance Offset and Pulse Length Errors
GS
GS:
Gradient Spectroscopy
H, C-COSY
H, C-COSY:
1H, 13C Chemical-Shift Correlation Spectroscopy
HETCOR
HETCOR:
Heteronuclear Correlation Spectroscopy
HMBC
HMBC:
Heteronuclear Multiple Bond Coherence
HMQC
HMQC:
Heteronuclear Multiple Quantum Coherence
HOESY
HOESY:
Heteronuclear Overhauser Effect Spectroscopy
HOHAHA
HOHAHA:
Homonuclear Hartmann-Hahn Spectroscopy
HR
HR:
High Resolution
HSQC
HSQC:
Heteronuclear Single Quantum Correlation
xxx
H, X-COSY
H, X-COSY:
1H, X-nucleus chemical-shift Correlation Spectroscopy
INADEQUATE
INADEQUATE:
Incredible Natural Abundance Double Quantum Transfer Experiment
INDOR
INDOR:
Internuclear Double Resonance
INEPT
INEPT:
Insensitive Nuclei Enhanced by Polarization
INVERSE
INVERSE:
H, X correlation via 1H detection
IPAP
IPAP:
Inphase Antiphase (HSQC)
IR
IR:
Inversion-Recovery
ISIS
ISIS:
Image-Selected In Vivo Spectroscopy
JR
JR:
Jump - and - Return sequence
90y - tau - 90-y
LIS
LIS:
Lanthanid Induced Shift
LP
LP:
Linear Prediction
LSR
LSR:
Lanthanide Shift Reagent
MARF
MARF:
Magic Angle in the Rotating Frame
MAS
MAS:
Magic Angle Spinning
MASS
MASS:
Magic Angle Sample Spinning
MEDUSA
MEDUSA:
A technique for the determination of Dynamic Structures
MEM
MEM:
Maximum Entropy Method
MLEV
MLEV:
Malcolm Levitt's CPD sequence
A decoupling scheme
MP
MP:
Multi Pulse
MQ
MQ:
Multiple-Quantum
MQC
MQC:
Multiple-Quantum Coherence
MQF
MQF:
Multiple-Quantum Filter
MQS
MQS:
Multiple-Quantum Spectroscopy
MREV
MREV:
Mansfield-Rhim-Elleman-Vaughn sequence for dipolar line narrowing
MRI
MRI:
Magnetic Resonance Imaging
MRS
MRS:
Magnetic Resonance Spectroscopy
MRSI
MRSI:
Magnetic Resonance Spectroscopic Imaging
MSHOT-3
MSHOT-3:
Magic Sandwich High Order Truncation
a method based on z-rotational decoupling
N. C. Nielsen and co-workers, J. Chem. Phys. 106, 7571(1997);
Chem. Phys. Lett. 273, 297 (1997)
MSPGSE
MSPGSE:
Multiply-Stepped PGSE
NMR
NMR:
Nuclear Magnetic Resonance
NOE
NOE:
Nuclear Overhauser Effect
NOESY
NOESY:
Nuclear Overhauser Effect Spectroscopy
Internuclear cross relaxation - usually 2D
NQCC
NQCC:
Nuclear Quadrupole Coupling Constant
NQR
NQR:
Nuclear Quadrupole Resonance
ODMR
ODMR:
Optically Detected Magnetic Resonance
OSIRIS
OSIRIS:
a modified version of ISIS
PAR
PAR:
Phase-alternated Rotation of Magnetization
P.E.COSY
P.E.COSY:
Primitive E.COSY
PELF
PELF:
Proton-Encoded Local Field spectroscopy
a 2D method
PFG
PFG:
Pulse Field Gradient
PFGSE
PFGSE:
Pulse Field Gradient Spin Echo
PGSE
PGSE:
Pulsed Gradient Spin Echo
PMFG
PMFG:
Pulsed Magnetic Field Gradient
POST
POST:
Permutationally Offset Stabilized
ppm
ppm:
parts per million
The prefered way of describing chemical shift offsets. (e.g a 100 Hz shift in a 100 MHz field is 1 ppm)
PRESS
PRESS:
Point Resolved Spectroscopy
PRFT
PRFT:
Partially Relaxed Fourier Transform
PSD
PSD:
Phase-Sensitive Detection
PW
PW:
Pulse Width
QF
QF:
Quantum Moment/Field Gradient
interaction or relaxation mechanism
QPD
QPD:
Quadrature Phase Detection
RARE
RARE:
Rapid Acquisition Relaxation Enhanced
RCT
RCT:
Relayed Coherence Transfer
RD
RD:
Reduced Dimensionality
RECSY
RECSY:
Multistep Relayed Coherence Spectroscopy
REDOR
REDOR:
Rotational Echo Double Resonace
RELAY
RELAY:
Relayed Correlation Spectroscopy
RF
RF:
Radio Frequency
ROESY
ROESY:
Rotational nuclear Overhauser Effect Spectroscopy
ROTO
ROTO:
ROESY-TOCSY Relay
SA
SA:
Shielding Anisotropy
SC
SC:
Scalar Coupling
SD
SD:
Spin Diffusion
SDDS
SDDS:
Spin Decopling Difference Spectroscopy
SE
SE:
Spin Echo
SECSY
SECSY:
Spin Echo Correlated Spectroscopy
SEDOR
SEDOR:
Spin Echo Double Resonace
SEFT
SEFT:
Spin Echo Fourier Transform Spectroscopy
with J modulation
SELINCOR
SELINCOR:
Selective Inverse Correlation
SELINQUATE
SELINQUATE:
Selective INADEQUATE
SEMUT
SEMUT:
Subspectral Editing Using a Multiple-Quantum Trap
SFORD
SFORD:
Single Frequency Off-Resonance Decoupling
SKEWSY
SKEWSY:
Skewed Exchange Spectroscopy
SNR (S/N)
SNR (S/N):
Signal to Noise Ratio
SPACE
SPACE:
Spatial and Chemical-Shift Encoded Excitation
SPECIFIC-CP
SPECIFIC-CP:
Spectrally Induced Filtering In Combination with Cross Polarization
SPI
SPI:
Selective Population Inversion
SPT
SPT:
Selective Population Transfer
SQ
SQ:
Single Quantum
SQF
SQF:
Single Quantum Filter
SR
SR:
Saturation Recovery
SSFP
SSFP:
Steady-State Free Precision
SSI
SSI:
Solid State Imaging
ssNMR
ssNMR:
Solid State NMR
STE
STE:
Stimulated Echo
STEAM
STEAM:
Stimulated Echo Acquisition Mode for imageing
STUD
STUD:
Adiabatic decoupling method
M.R. Bendall and T.E. Skinner. \Calibration of STUD decoupling to achieve selected sideband amplitudes.\ J. Magn. Reson., A120, 77-87 (1996).
SUSAN
SUSAN:
Spin Decoupling Employing Ultra-broadband-inversion Sequences Generated via Simulated Annealing
TCF
TCF:
Time Correlation Function
TE
TE:
Time delay between excitation and Echo maximum
TMR
TMR:
Topical Magnetic Resonance
TOCSY
TOCSY:
Total Correlated Spectroscopy
TOE
TOE:
Truncated NOE
TORO
TORO:
TOCSY-ROESY Relay
TOSS
TOSS:
Total Supression of Sidebands
TPPI
TPPI:
Time-Proportional Phase Incrementation
TPPM
TPPM:
Two Pulse Phase Modulation
TQ
TQ:
Triple Quantum
TQF
TQF:
Triple Quantum Filter
TR
TR:
Time for Repitition of excitation
TRCF
TRCF:
Tilted Rotating Coordinate Frame
TROSY
TROSY:
Transverse Relaxation-Optimized NMR Spectroscopy
UE
UE:
Unpaired Electron
A relaxation mechanism
VAS
VAS:
Variable Angle Spinning
VOSY
VOSY:
Volume-Selective Spectroscopy
WAHUHA
WAHUHA:
Waugh-Huber-Haberlen Sequence
WALTZ
WALTZ:
A broad-band composite pulse decoupling scheme
WATERGATE
WATERGATE:
Water Supression Pulse Sequence
WEFT
WEFT:
Water Eliminated Fourier Transform
WURST
WURST:
Wideband, Uniform Rate, and Smooth Truncation
an adiabatic decoupling method
Kupce, E., Freeman, R.Adiabatic pulses for wideband inversion and broadband decoupling A 115 273-276. J. Magn. Reson.
XCORFE
XCORFE:
H, X Correlation Using a Fixed Evolution Time
X-Filter
X-Filter:
Selection of 1H - 1H correlations when both protons are coupled to X
X-Half-Filter
X-Half-Filter:
Selection of 1H - 1H correlations when one proton is coupled to X
Z-COSY
Z-COSY:
COSY with Z-filter
ZECSY
ZECSY:
Zero-Quantum Echo-Correlated Spectroscopy
Z-Filter
Z-Filter:
pulse sandwich for elimination of signal components with dispersive phase
ZQ
ZQ:
Zero Quantum
ZQC
ZQC:
Zero Quantum Coherence
ZQF
ZQF:
Zero Quantum Filter
ZZ-Spectroscopy
ZZ-Spectroscopy:
Selection of coherences invloving ZZ or longitudinal two-spin order

The definitions for many of these were obtained from Concepts in Magnetic Resonance, Vol. 10 59-62 (1998) © 1998 John Wiley & Sons, Inc.

Other definitions have come from various NMR literature sources. If you have an acronym that describes an actual NMR experiment, please let us know. Give us the acronym, its expansion, and if possible, a brief description of what it would be used for and a primary journal citation.