Behavior of H2O surrounding NH4+ and Al3+ in NH4Al(SO4)2·12H2O by 1H MAS NMR, 14N NMR, and 27Al NMR-Reference-Cited by-同舟云学术

Behavior of H2O surrounding NH4+ and Al3+ in NH4Al(SO4)2·12H2O by 1H MAS NMR, 14N NMR, and 27Al NMR

Published:2017 Issue:87 Volume:7 Page:55276-55281
ISSN:2046-2069
Container-title:RSC Advances
language:en
Short-container-title:RSC Adv.

Author:

Lim Ae Ran¹²³⁴⁵^ORCID

Affiliation:

1. Analytical Laboratory of Advanced Ferroelectric Crystals

2. Jeonju University

3. Jeonju 55069

4. Korea

5. Department of Science Education

Abstract

In order to understand the thermodynamic properties and structural geometry of NH₄Al(SO₄)₂·12H₂O, we studied the magic angle spinning nuclear magnetic resonance (MAS NMR) and static NMR as a function of temperature.

Funder

National Research Foundation of Korea

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2017/RA/C7RA09488D

Reference26 articles.

1. Orientational disorder of sulfate ions in the crystal structure of NH4Al0.43Fe0.57(SO4)2∙12H2O

2. Nucleation of ammonium aluminum sulfate dodecahydrate from unseeded aqueous solution

3. Phase transition temperature and paramagnetic effect in Al1−xCrxK(SO4)2·12H2O (x = 0, 0.07, and 0.2) crystals studied by 27Al nuclear magnetic resonance relaxation time

4. 27Al Magic Angle Spinning Nuclear Magnetic Resonance Study of Al1−x Cr x K(SO4)2·12H2O (x = 0, 0.07, and 0.2)

5. Seeded batch crystallization of ammonium aluminum sulfate from aqueous solution

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