Microporous materials, containing pores and channels of similar dimensions to small
molecules have a range of applications in catalysis, gas storage and separation and in drug …

NMR spectroscopy of isotopes with nuclear spin quantum numbers greater than 1/2 has
received wide popularity recently due to the development of powerful high-resolution …

Solid-state nuclear magnetic resonance (NMR) spectroscopy has long been established as
offering unique atomic-scale and element-specific insight into the structure, disorder, and …

Oxygen (O), hydrogen (H), carbon (C), and nitrogen (N) are the most common elements
found in organic and biological molecules. Among these four elements, oxygen occupies a …

Nuclear magnetic resonance (NMR) spectroscopy of quadrupolar nuclei (ie, those with a
spin quantum number I> 1/2) has always been viewed as “difficult” owing to the presence of …

Although the solid state is typically characterised by inherent periodicity, many interesting
physical and chemical properties of solids arise from a variation in this, ie changes in the …

1. Introduction............................................................................. 54 2. Theoretical
background.................................................................... 55 2.1. Origin of quadrupolar …

High-resolution 19F magic angle spinning (MAS) NMR spectroscopy is used to study
disorder and bonding in a crystalline solid. 19F MAS NMR reveals four distinct F sites in a …

Through the measurement of internal spin interactions, nuclear magnetic resonance (NMR)
can provide physicochemical information on samples under investigation and finds …

The high-resolution 27Al and 31P NMR spectra of two as-synthesized forms of the
microporous aluminophosphate AlPO-14 and the corresponding calcined–dehydrated form …