Publications

1991

Bound-bound and bound-free contributions to the absorptions spectrum of (H2O)30-

Paul J. Campagnola, David J. Lavrich, and Mark A. Johnson
JOURNAL DE PHYSIQUE IV, Vol. 1, (C5), pp. 93-98

Controlling the internal energy content of size‐selected cluster ions: An experimental comparison of the metastable decay rate and photofragmentation methods of quantifying the internal excitation of (H2O)n

Paul J. Campagnola, Lynmarie A. Posey, and Mark A. Johnson
J. Chem. Phys., Vol. 95, (11), pp. 7998

Collisional activation of captured intermediates in the gas-phase SN2 reaction Cl + CH3Br → Br- + CH3Cl

Donna M. Cyr, Lynmarie A. Posey, Gregory A. Bishea, Chau Chung Han, and Mark A. Johnson
J. Am. Chem. Soc., Vol. 113, pp. 9697-9699

Nascent vibrational distribution of the O2 product ion in the photodissociation of (O2)n= 2–4

Chau-Chung Han and Mark A. Johnson
Chem. Phys. Lett., Vol. 189, (4-5), pp. 460-466

1990

The angular distribution of photoelectrons ejected from the hydrated electron cluster (H2O)18

Paul J. Campagnola, Lynmarie A. Posey, and Mark A. Johnson
J. Chem. Phys., Vol. 92, (5), pp. 3243

Isotopic fractionation in low temperature ion–molecule exchange reactions: Enrichment of 22Ne in Ne+n clusters formed by association in an ionized free jet

Michael J. DeLuca, Donna M. Cyr, William A. Chupka, and Mark A. Johnson
J. Chem. Phys., Vol. 92, (12), pp. 7349

Photoabsorption of negative cluster ions near the electron detachment threshold: A study of the (O2)n system

Michael J. DeLuca, Chau‐Chung Han, and Mark A. Johnson
J. Chem. Phys., Vol. 93, (1), pp. 268

1989

Reactions of hydrated electron clusters (H2O)n-: scavenging the excess electron

Lynmarie A. Posey, Michael J. DeLuca, Paul J. Campagnola, and Mark A. Johnson
J. Phys. Chem., Vol. 93, (4), pp. 1178-1181

Preservation of rotational cooling following pulse compression TOF mass selection of N2O+ ions created in a supersonic plasma

Michael J. Deluca, and Mark A. Johnson
Chem. Phys. Lett., Vol. 162, (5-6), pp. 255-260

Observation of a UV absorption band in Ar3+ near 300 nm

Michael J. Deluca and Mark A. Johnson
Chem. Phys. Lett., Vol. 1989, (6), pp. 445-448

On the origin of the competition between photofragmentation and photodetachment in hydrated electron clusters, (H2O)n

Lynmarie A. Posey, Paul J. Campagnola, Mark A. Johnson1, Gang Ho Lee, Joseph G. Eaton, and Kit H. Bowen
J. Chem. Phys., Vol. 91, (10), pp. 6536

1988

Photoelectron spectroscopy of (CO2)n clusters with 2≤n≤13: Cluster size dependence of the core molecular ion

Michael J. DeLuca, Baohua Niu, and Mark A. Johnson
J. Chem. Phys., Vol. 88, (9), pp. 5857

Pulsed photoelectron spectroscopy of negative cluster ions: Isolation of three distinguishable forms of N2O2

Lynmarie A. Posey and Mark A. Johnson
J. Chem. Phys., Vol. 88, (9), pp. 5383

Photochemistry of hydrated electron clusters (H2O)n (15≤n≤40) at 1064 nm: Size dependent competition between photofragmentation and photodetachment

Lynmarie A. Posey and Mark A. Johnson
J. Chem. Phys., Vol. 89, (8), pp. 4807

Photofragmentation of Cn, 4⩽n⩽20: Loss of neutral C3

Michael J. Deluca and Mark A. Johnson
Chem. Phys. Lett., Vol. 152, (1), pp. 67-70

1986

Demonstration of a pulsed photoelectron spectrometer on mass-selected negative ions - O-, O2-, and O4-

Lynmarie A. Posey, Michael J. Deluca, Mark A. Johnson
Chem. Phys. Lett., Vol. 131, (3), pp. 170-174

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