Computational view of surface based organic mass spectrometry

BJ Garrison, Z Postawa - Mass Spectrometry Reviews, 2008 - Wiley Online Library
Surface based mass spectrometric approaches fill an important niche in the mass analysis
portfolio of tools. The particular niche depends on both the underlying physics and chemistry …

Biological cluster mass spectrometry

N Winograd, BJ Garrison - Annual review of physical chemistry, 2010 - annualreviews.org
This article reviews the new physics and new applications of secondary ion mass
spectrometry using cluster ion probes. These probes, particularly C60, exhibit enhanced …

Protocols for three-dimensional molecular imaging using mass spectrometry

A Wucher, J Cheng, N Winograd - Analytical Chemistry, 2007 - ACS Publications
A protocol for three-dimensional molecular thin-film analysis is described that utilizes
imaging time-of-flight secondary ion mass spectrometry and large-area atomic force …

Dynamics of molecular impacts on soft materials: from fullerenes to organic nanodrops

A Delcorte, BJ Garrison, K Hamraoui - Analytical chemistry, 2009 - ACS Publications
The present theoretical study explores the interaction of various energetic molecular
projectiles and clusters with a model polymeric surface, with direct implications for surface …

Metal-Assisted Secondary Ion Mass Spectrometry Using Atomic (Ga+, In+) and Fullerene Projectiles

A Delcorte, S Yunus, N Wehbe, N Nieuwjaer… - Analytical …, 2007 - ACS Publications
The advantages and drawbacks of using either monatomic or buckminsterfullerene primary
ions for metal-assisted secondary ion mass spectrometry (MetA-SIMS) are investigated …

Mesoscale energy deposition footprint model for kiloelectronvolt cluster bombardment of solids

MF Russo, BJ Garrison - Analytical Chemistry, 2006 - ACS Publications
Molecular dynamics simulations have been performed to model 5-keV C60 and Au3
projectile bombardment of an amorphous water substrate. The goal is to obtain detailed …

Sputtering polymers with buckminsterfullerene projectiles: a coarse-grain molecular dynamics study

A Delcorte, BJ Garrison - The Journal of Physical Chemistry C, 2007 - ACS Publications
Buckminsterfullerene projectiles have demonstrated their outstanding capabilities for the
secondary ion mass spectrometric (SIMS) analysis of bulk organic films. In this contribution …

Macromolecular Sample Sputtering by Large Ar and CH4 Clusters: Elucidating Chain Size and Projectile Effects with Molecular Dynamics

A Delcorte, M Debongnie - The Journal of Physical Chemistry C, 2015 - ACS Publications
This article reports the latest developments of our theoretical studies of gas cluster
bombardment of model macromolecular samples using molecular dynamics simulations …

Internal Energy of Molecules Ejected Due to Energetic C60 Bombardment

BJ Garrison, Z Postawa, KE Ryan… - Analytical …, 2009 - ACS Publications
The early stages of C60 bombardment of octane and octatetraene crystals are modeled
using molecular dynamics simulations with incident energies of 5− 20 keV. Using the …

Energy deposition during molecular depth profiling experiments with cluster ion beams

J Kozole, A Wucher, N Winograd - Analytical chemistry, 2008 - ACS Publications
The role of the location of energy deposition during cluster ion bombardment on the quality
of molecular depth profiling was examined by varying the incident angle geometry …