Part I. Chromatography using ultra-stable metal oxide-based stationary phases for HPLC

J Nawrocki, C Dunlap, A McCormick… - Journal of chromatography …, 2004 - Elsevier
The first part of the review contrasts the main drawbacks of silica-based packings such as
their relative thermal and chemical instability with excellent stability of metal oxides. The …

Part II. Chromatography using ultra-stable metal oxide-based stationary phases for HPLC

J Nawrocki, C Dunlap, J Li, J Zhao, CV McNeff… - … of Chromatography A, 2004 - Elsevier
In this part of the review authors discuss methods used for modification of metal oxide
surfaces. On the basis of literature data it is shown, that silanization of the surfaces do not …

[图书][B] Nuclear magnetic resonance studies of interfacial phenomena

VM Gun'ko, VV Turov - 2013 - books.google.com
This book explores important new NMR spectroscopic methods and describes and
compares the application of NMR to a large variety of useful materials with results from other …

Ion channel mimetic micropore and nanotube membrane sensors

ED Steinle, DT Mitchell, M Wirtz, SB Lee… - Analytical …, 2002 - ACS Publications
This paper describes synthetic micropore and nanotube membranes that mimic the function
of a ligand-gated ion channel; that is, these membranes can be switched from an “off” state …

Design of β-alanine-derived novel C18 stationary phase containing embedded urea and amide groups for the separation of versatile analytes

AK Mallik, L Montero, SW Meckelmann… - Analytical …, 2023 - ACS Publications
Novel stationary phases have been emerging recently. A β-alanine-derived embedded urea
and amide group-containing C18 phase (Sil-Ala-C18) was prepared for the first time. The …

Effects of alcohol mobile-phase modifiers on the structure and chiral selectivity of amylose tris (3, 5-dimethylphenylcarbamate) chiral stationary phase

T Wang, RM Wenslow Jr - Journal of Chromatography a, 2003 - Elsevier
Following a previous publication, the present paper reports additional results on the effects
of alcohol mobile-phase modifiers on the structure and chiral selectivity of amylose tris (3, 5 …

Surface modification of silica with β-alanine derivatives for unique applications in liquid chromatography

AK Mallik, L Montero, J Rösler… - … Applied Materials & …, 2023 - ACS Publications
Column purchasing cost is an important issue for an analyst to analyze complex sample
matrices. Here, we report the development of an amino acid (β-alanine)-derived stationary …

Order and disorder in alkyl stationary phases

LC Sander, KA Lippa, SA Wise - Analytical and bioanalytical chemistry, 2005 - Springer
Covalently modified surfaces represent a unique state of matter that is not well described by
liquid or solid phase models. The chemical bond in tethered alkanes imparts order to the …

Solid-state NMR characterization of amylose tris (3, 5-dimethylphenylcarbamate) chiral stationary-phase structure as a function of mobile-phase composition

Wenslow, T Wang - Analytical chemistry, 2001 - ACS Publications
Solid-state NMR (1H/13C CPMAS) was utilized to identify structural differences in amylose
tris (3, 5-dimethylphenylcarbamate) chiral stationary phase (Chiralpak AD), as a function of …

Design of C18 Organic Phases with Multiple Embedded Polar Groups for Ultraversatile Applications with Ultrahigh Selectivity

AK Mallik, H Qiu, T Oishi, Y Kuwahara… - Analytical …, 2015 - ACS Publications
For the first time, we synthesized multiple embedded polar groups (EPGs) containing linear
C18 organic phases. The new materials were characterized by elemental analysis, IR …