The hitchhiker's guide to dynamic ion–solvent clustering: applications in differential ion mobility spectrometry

C Ieritano, WS Hopkins - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
This article highlights the fundamentals of ion–solvent clustering processes that are
pertinent to understanding an ion's behaviour during differential mobility spectrometry (DMS) …

The charge-state and structural stability of peptides conferred by microsolvating environments in differential mobility spectrometry

C Ieritano, D Rickert, J Featherstone… - Journal of the …, 2021 - ACS Publications
The presence of solvent vapor in a differential mobility spectrometry (DMS) cell creates a
microsolvating environment that can mitigate complications associated with field-induced …

Charge retention/charge depletion in ESI-MS: experimental evidence

M Thinius, C Polaczek, M Langner… - Journal of the …, 2020 - ACS Publications
The effects of liquid and gas phase additives (chemical modifiers) on the ion signal
distribution for Substance P (SP), recorded with a nanoelectrospray setup, are evaluated …

Nested-channel for on-demand alternation between electrospray ionization regimes

M Li, H Li, NR Allen, T Wang, L Li, J Schwartz, A Li - Chemical Science, 2021 - pubs.rsc.org
On-demand electrospray ionization from different liquid channels in the same emitter was
realized using filamented capillary and gas phase charge supply. The solution sub-channel …

Elucidating the Role of Ion Suppression in Secondary Electrospray Ionization

C Wüthrich, S Giannoukos… - Journal of the American …, 2023 - ACS Publications
Ion suppression is a known matrix effect in electrospray ionization (ESI), ambient pressure
chemical ionization (APCI), and desorption electrospray ionization (DESI), but its …

First-Principles Modeling of Preferential Solvation in Mixed-Modifier Differential Mobility Spectrometry

JR Bissonnette, CRM Ryan, C Ieritano… - Journal of the …, 2023 - ACS Publications
Differential mobility spectrometry (DMS) separates ions based on mobility differences
between high and low electric field conditions. To enhance resolution, solvents such as …

Protomers of the green and cyan fluorescent protein chromophores investigated using action spectroscopy

EK Ashworth, J Dezalay, CRM Ryan… - Physical Chemistry …, 2023 - pubs.rsc.org
The photophysics of biochromophore ions often depends on the isomeric or protomeric
distribution, yet this distribution, and the individual isomer contributions to an action …

Dynamics of the Aspiration of Charged Droplets into a LC-ESI-MS System

P Itzenhäuser, FM Wachter, L Lehmann… - Journal of the …, 2024 - ACS Publications
Electrospray ionization (ESI) enables coupling between liquid chromatography (LC) and
mass spectrometry (MS). Since it is a gentle ionization method, it is frequently used for the …

Investigation of the Behavior of Hydrocarbons during Crude Oil Fouling by High-Resolution Electrospray Ionization Mass Spectrometry

A Kondyli, W Schrader - Energies, 2024 - mdpi.com
Crude oil is probably the most complex natural chemical mixture processed in various ways
to make fuel and fine chemicals among a wide range of products in industrial processing …

Chemical Transformations Can Occur during DMS Separations: Lessons Learned from Beer's Bittering Compounds

C Ieritano, A Haack, WS Hopkins - Journal of the American …, 2023 - ACS Publications
While developing a DMS-based separation method for beer's bittering compounds, we
observed that the argentinated forms of humulone tautomers (ie,[Hum+ Ag]+) were partially …