A study of the formation of cluster ions from metal acetates using plasma desorption mass spectrometry /

(PDMS), is the analysis of both the composition and

Bibliographic Details
Main Author: Mendez Silvagnoli, Winston Reinaldo, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(PDMS), is the analysis of both the composition and
A novel application of desorption/ionization methods of mass
acetate molecule (AHf and lattice energy). Secondary ions in
acetate) does not follow the same trends, indicating possible
acetates from the fourth period of the periodic table were
atomic distances if composed of atoms from adjacent sites in
cluster formation by the ground state electronic
configuration and the ionic size, respectively, of the metal
constituent. Relative yields for homologous negative and
emitted from the impact of a 252Cf fission fragment on a
formation via intact emission from the solid surface.
ions from the group IIB of the periodic table were mainly
ions, however, with the composition [M(Ac)2]Ac- (where Ac =
mainly metal oxides. On the other hand, positive clusters
mirror images of the negative spectra. These differences
negative ions both in the relative yield distribution and the
negative PDMS mass spectra attributable to a gas phase
of experiments, metal acetates from period IV and group IIB
of the periodic table were used to measure the influence on
play an important role in the secondary cluster ion formation
Positive secondary cluster ions showed differences from the
positive secondary cluster ions were determined and compared
process.
recombination formation mechanism follow trends predicted by
secondary cluster ion formation is necessary to evaluate the
spectrometry, e. g. plasma desorption mass spectrometry
structure of solid materials in one experiment. Cluster ions
study secondary cluster ion formation in PDMS. In two sets
suggest that the bonding characteristics of the metal ion
surface may represent a "view" of the solid construction over
The aim of this research was to use metal acetate samples to
the surface. A clearer understanding of the mechanism of
these thermochemical properties. Another series of cluster
to thermochemical properties of the metal ion or the metal
types of ions observed. Positive cluster ions from metal
usefulness of PDMS as a surface characterization technique.
Item Description:"Major subject: Chemistry".
Vita.
Physical Description:xv, 81 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.