# A method for measurement of spin-spin couplings with sub-mHz precision using zero- to ultralow-field nuclear magnetic resonance.

@article{Wilzewski2017AMF, title={A method for measurement of spin-spin couplings with sub-mHz precision using zero- to ultralow-field nuclear magnetic resonance.}, author={Alexander Wilzewski and Samer Afach and John W. Blanchard and Dmitry Budker}, journal={Journal of magnetic resonance}, year={2017}, volume={284}, pages={ 66-72 } }

## 13 Citations

### Zero-Field J-spectroscopy of Quadrupolar Nuclei

- Physics, Chemistry
- 2020

Zero- to ultralow-field (ZULF) nuclear magnetic resonance (NMR) is a version of NMR that allows studying molecules and their transformations in the regime dominated by intrinsic spin-spin…

### Invited Review Article: Instrumentation for nuclear magnetic resonance in zero and ultralow magnetic field.

- PhysicsThe Review of scientific instruments
- 2017

We review experimental techniques in our laboratory for nuclear magnetic resonance (NMR) in zero and ultralow magnetic field (below 0.1 μT) where detection is based on a low-cost, non-cryogenic,…

### Detection of natural abundance 13C J-couplings at Earth's magnetic field for spin system differentiation of small organic molecules.

- Physics, ChemistryJournal of magnetic resonance
- 2022

### Scalar relaxation of NMR transitions at ultralow magnetic field.

- PhysicsJournal of magnetic resonance
- 2019

### Two-dimensional single- and multiple-quantum correlation spectroscopy in zero-field nuclear magnetic resonance.

- PhysicsJournal of magnetic resonance
- 2020

### Design and implementation of a J-coupled spectrometer for multidimensional structure and relaxation detection at low magnetic fields.

- PhysicsThe Review of scientific instruments
- 2020

Investigations of room-temperature relaxation dynamics of 13C-methanol show that sample dilution can be used in lieu of sample heating to acquire spectra with linewidths comparable to high-tem temperature spectra, and results indicate that the T1 and T2 mechanisms are governed by both the proton exchange rate and the dissolved oxygen in the sample.

### High-resolution methods for the measurement of scalar coupling constants.

- Chemistry, PhysicsProgress in nuclear magnetic resonance spectroscopy
- 2018

### Static weak magnetic field measurements based on low-field nuclear magnetic resonance.

- PhysicsJournal of magnetic resonance
- 2019

### Zero-Field NMR of Urea: Spin-Topology Engineering by Chemical Exchange

- ChemistryThe journal of physical chemistry letters
- 2021

This study investigates an example biomolecule with a complex J-coupling network—urea, a key metabolite in protein catabolism—and demonstrates ways of simplifying its zero- field spectra by modifying spin topology, paving the way for zero-field NMR detection of complex biomolecules, particularly in biofluids with a high concentration of water.

### Zero- to Ultralow-Field NMR Spectroscopy of Small Biomolecules.

- Chemistry, PhysicsAnalytical chemistry
- 2021

Nuclear magnetic resonance (NMR) spectroscopy is a well-established analytical technique used to study chemicals and their transformations. However, high-field NMR spectroscopy necessitates advanced…

## References

SHOWING 1-10 OF 31 REFERENCES

### High-resolution zero-field NMR J-spectroscopy of aromatic compounds.

- Chemistry, PhysicsJournal of the American Chemical Society
- 2013

We report the acquisition and interpretation of nuclear magnetic resonance (NMR) J-spectra at zero magnetic field for a series of benzene derivatives, demonstrating the analytical capabilities of…

### Optical detection of NMR J-spectra at zero magnetic field.

- PhysicsJournal of magnetic resonance
- 2009

### Near-zero-field nuclear magnetic resonance.

- PhysicsPhysical review letters
- 2011

It is shown that the presence of very small magnetic fields results in splitting of the zero-field NMR lines, imparting considerable additional information to the pure zero- field spectra.

### High-sensitivity atomic magnetometer unaffected by spin-exchange relaxation.

- PhysicsPhysical review letters
- 2002

A K magnetometer is demonstrated in which spin-exchange relaxation is completely eliminated by operating at high K density and low magnetic field, extending a previous theoretical analysis of spin exchange in low magnetic fields to arbitrary spin polarizations.

### Multiplets at zero magnetic field: the geometry of zero-field NMR.

- PhysicsThe Journal of chemical physics
- 2013

This work provides a formal description of zero-field spin systems with truncated scalar couplings while also emphasizing visualization based on a geometric model, and the theoretical results are in good agreement with experimental spectra that exhibit second-order shifts and splittings.

### Determination of the spin-spin coupling constant of the HD isotopologue of hydrogen for the estimate of existence of nonelectromagnetic spin-dependent interaction

- Physics, Chemistry
- 2015

A new experimental value Jpd = 43.115(9) Hz of the spin-spin coupling constant in the HD isotopologue of hydrogen has been obtained. It does not coincide with the value Jpd = 43.31(5) Hz found…

### Constraints on short-range spin-dependent interactions from scalar spin-spin coupling in deuterated molecular hydrogen.

- PhysicsPhysical review letters
- 2013

A comparison between existing nuclear magnetic resonance measurements and calculations of the scalar spin-spin interaction (J coupling) in deuterated molecular hydrogen yields stringent constraints…

### Indirect Spin-Spin Coupling Constants in the Hydrogen Isotopologues.

- Chemistry, PhysicsThe journal of physical chemistry. A
- 2016

The agreement of the experimental and theoretical results is improved when proper treatment of the influence of nuclear relaxation on the NMR spectrum is applied, but there is a minor discrepancy between experiment and theory, exceeding the estimated error bars.