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1H Solid-State NMR Imaging by TREV-CRAMPS

✍ Scribed by M.L. Buszko; G.E. Maciel


Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
411 KB
Volume
104
Category
Article
ISSN
1064-1858

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Advanced 1H Solid-State NMR Spectroscopy
✍ Eva DΓ­ez-PeΓ±a; Isabel Quijada-Garrido; JosΓ© Manuel Barrales-Rienda; Ingo Schnell πŸ“‚ Article πŸ“… 2004 πŸ› John Wiley and Sons 🌐 English βš– 208 KB

## Abstract **Summary:** The nature of the pH dependent collapse of poly(methacrylic acid) (PMAA) hydrogels is investigated using recent ^1^H solid‐state NMR methods. In aqueous solution, PMAA changes from an expanded conformation at high pHs to a compact contracted form at low pHs, where hydrogen