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  • DOI:10.1016/0038-1098(77)90145-4
  • Corpus ID: 95829697
1H chemical shift tensor in squaric acid: C4O4H2@article{Suwelack19771HCS, title={1H chemical shift tensor in squaric acid: C4O4H2}, author={Dirk Suwelack and J. D. Becker and Michael Mehring}, journal={Solid State Communications}, year={1977}, volume={22}, pages={597-601}, url={https://api.semanticscholar.org/CorpusID:95829697} }
  • D. SuwelackJ. D. BeckerM. Mehring
  • Published 1 June 1977
  • Chemistry
  • Solid State Communications
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19 Citations

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13C chemical shift tensor investigation of a second order phase transion: squaric acid

    J. D. BeckerD. SuwelackM. MehringChemistry
  • 1978
  • 26
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Critical slowing down of fluctuations in squaric acid (H2C4O4) at the phase transition observed by 13C spin-lattice relaxation

    D. SuwelackM. MehringPhysics
  • 1980
  • 9
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Oxygen-17 NQR study of the phase transition in squaric acid

    J. SeligerV. ZˇagarR. BlincChemistry
  • 1984
  • 19
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Observation of critical behaviors in squaric acid by 1H nuclear magnetic resonance

    Changmin LeeC. H. LeeM. W. ParkChemistry, Physics
  • 2004
  • 2
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Vibrational study of squaric acid

    D. BougeardA. NovakChemistry, Materials Science
  • 1978
  • 29
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Phase transition mechanism of the two dimensional antiferroelectric squaric acid

    J. PeterssonH. MaierPhysics, Materials Science
  • 1980
Abstract The results are presented and discussed of recent experiments concerning the mechanism of the structural phase transition in squaric acid. Various static material quantities, particularly… Expand
  • 11
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Combined multiple pulse NMR and sample spinning: Recovery of 1H chemical shift tensors

    R. TaylorR. G. PembletonL. M. RyanB. C. GersteinChemistry
  • 1979
Combined multiple pulse NMR and sample spinning techniques have been used to obtain the carboxylic acid 1H chemical shift tensor in 2,6‐dimethylbenzoic acid. The values obtained were σ⊥=−18.5 ppm and… Expand
  • 52
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Temperature and Frequency Dependence of the Dielectric Constant and Proton NMR near the Structural Phase Transition of Squaric Acid

    H. MaierD. MüllerJ. PeterssonChemistry, Materials Science
  • 1978
The frequency-and temperature-dependent dielectric constant is measured in directions parallel to the molecular layers of squarie acid crystals. There is a monodispersive relaxational dispersion step… Expand
  • 21
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Anomalous behaviour of the proton spin-lattice relaxation time near the phase transition of the layered antiferroelectric squaric acid

    H. MaierJ. PeterssonPhysics
  • 1983
  • 4
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NMR studies of organic polymorphs & solvates.

    R. HarrisChemistry
  • 2006
This review article describes the applications of NMR to the study of polymorphs and related forms (solvates) of organic (especially pharmaceutical) compounds, for which it is of increasing academic… Expand
  • 209
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8 References

Citation TypeHas PDFAuthorMore FiltersMore FiltersFiltersSort by RelevanceSort by Most Influenced PapersSort by Citation CountSort by Recency

A structural phase transition in squaric acid

    D. SemmingsenJ. FederMaterials Science, Chemistry
  • 1974
  • 114
Save

Proton chemical shift anisotropy in carboxyl groups

    H. RaberG. BrüngerM. MehringChemistry
  • 1973
  • 22
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Squaric acid, a two-dimensional hydrogen-bonded material with a phase transition

    E. SamuelsenD. SemmingsenMaterials Science, Physics
  • 1975
  • 46
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Proton magnetic shielding in malonic acid by multiple pulse techniques

    U. HaeberlenU. KohlschuetterJ. KempfH. SpiessH. ZimmermannChemistry
  • 1974
  • 30
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Analysis of multiple pulse NMR in solids. II

    W. RhimD. EllemanL. SchreiberR. VaughanChemistry, Physics
  • 1973
A systematic method, an extension of the average Hamiltonian formalism, is presented for calculating the effects of pulse errors and imperfections in the multiple pulse nuclear magnetic resonance… Expand
  • 424
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31 P Chemical-Shift Study of the Ferroelectric Transition in KD 2 PO 4

    R. BlincM. BurgarV. RutarJ. SeligerI. ZupančičPhysics
  • 1977
  • 28
Save

Empirical evaluation of the individual elements in the nuclear diamagnetic shielding tensor by the atom dipole method

    T. GierkeW. FlygareChemistry
  • 1972
  • 173
Save

Approach to High-Resolution nmr in Solids

    J. WaughL. M. HuberU. HaeberlenPhysics, Materials Science
  • 1968
  • 740
Save

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