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List of works by Sydney Leach

Absorption wavelengths and bandwidths for interstellar searches of C_60_ in the 2400-4100 {AA} region

scholarly article

Coincidence studies of the slow dissociation reactions of benzene monocations in the 21–35 eV photon energy range

scholarly article

De la chimie du milieu interstellaire a la Nebuleuse protostellaire

scientific article published in January 2001

Double photoionization of SO2 and fragmentation spectroscopy of SO2++ studied by a photoion-photoion coincidence method

scientific article published in 1984

Double photoionization of methane

scientific article published on 01 May 1985

Fluorescence quantum yields and lifetimes of nine fluorobenzene cations. Electronic state relaxation processes ⬇️

scholarly article

High spatial resolution observations of H_2_ vibrational emission in NGC 7023

scientific article

High spatial resolution observations of H_2_ vibrational fluorescence in NGC 2023

scientific article

In my time: scenes of scientific life

scientific article published on 01 January 1997

Introduction: Conditions for the emergence of life on the early Earth

scientific article (publication date: 29 October 2006)

Ionization photophysics and spectroscopy of cyanoacetylene

scientific article

Ionization photophysics and spectroscopy of dicyanoacetylene

scientific article published in November 2013

Isoquinoline gas-phase absorption spectrum in the vacuum ultraviolet between 3.7 and 10.7 eV. New valence and Rydberg electronic states

scholarly article

Jahn—Teller effects in substituted benzene cations. II. Gas phase emission spectrum of 1, 3, 5-C6F3D+3 and comparison with 1, 3, 5-C6F3H+3

scholarly article

Jahn—Teller effects in substituted benzene cations. III. Gas phase emission spectrum of sym-C6Cl3H+3

scholarly article

Laboratory studies of polycyclic aromatic hydrocarbons, fullerenes and linear carbon chains in an astrophysical context

scholarly article

Les spectres électroniques des dérivés monosubstitués du benzène

article published in 1958

Monomeric azaheterofullerene derivatives RC59N: influence of the R moiety on spectroscopic and photophysical properties

scientific article published in June 2006

New observations of H_2_ vibrational fluorescence in NGC 2023

scientific article

PAHs in circumstellar envelopes. I. Processes affecting PAH formation and growth

scientific article

Panel Discussion on the Quantum Statistical and Thermal Treatments of Processes in Molecule-Sized PAHs

scholarly article

Photodestruction of PAHs in the interstellar medium. I. Photodissociation rates for the loss of an acetylenic group

scientific article published in January 1996

Photodestruction of PAHs in the interstellar medium. II. Influence of the states of ionization and hydrogenation

scientific article published in January 1996

Photoionization mass spectrometric study of the prebiotic species formamide in the 10-20 eV photon energy range

scientific article published in April 2010

Photoionization quantum yields of polycyclic aromatic hydrocarbons

scientific article published in January 1996

Photophysical Properties of Three Methanofullerene Derivatives

Photophysical properties of a dendritic methano[60]fullerene octadeca acid and its tert-butyl ester: evidence for aggregation of the acid form in water

article

Photophysical properties of the ground and triplet state of four multiphenylated [70]fullerene compounds

scientific article

Photophysics and Photochemistry of a Water-Soluble C60Dendrimer: Fluorescence Quenching by Halides and Photoinduced Oxidation of I-†

Remarks on a comment on Photodestruction of PAHs in the interstellar medium. I

scientific article

Size Effects on Cation Heats of Formation. II. Methyl Substitutions in Oxygen Compounds ⬇️

scientific article published on March 29, 2013

Size effects on cation heats of formation. III. Methyl and ethyl substitutions in group IV XH₄, X = C, Si, Ge, Sn, Pb.

scientific article published on 20 November 2014

Structure-dependent photostability of polycyclic aromatic hydrocarbon cations: laboratory studies and astrophysical implications ⬇️

scientific article published in January 1999

Survival and DNA Damage in Plant Seeds Exposed for 558 and 682 Days outside the International Space Station

scientific article published on 06 March 2017

Survival of Plant Seeds, Their UV Screens, and nptII DNA for 18 Months Outside the International Space Station ⬇️

scientific article published on May 1, 2012

The formation and destruction of doubly-charged polycyclic aromatic hydrocarbon cations in the interstellar medium

scholarly article

The vibrational spectroscopy of C60H36: An experimental and theoretical study

VUV Absorption Spectra of Gas-Phase Quinoline in the 3.5-10.7 eV Photon Energy Range

scientific article published on 02 July 2018

VUV photodissociation of ammonia: a dispersed fluorescence excitation spectral study

scientific article published on 01 March 2005

Why COBE and CN spectroscopy cosmic background radiation temperature measurements differ, and a remedy

scientific article published in January 2012

[60]Fullerene and three [60]fullerene derivatives in membrane model environments

article

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