From summer 2016 I am at

Tianjin University

You reach me at klavshansen(at)

or on phone

+86 130 1136 5825

Mailing address:

Department of Physics,
Tianjin University,
Tianjin 300072,
Main street

Erice workshop 2016
Dynamics of Nanoclusters with
Delocalized Electrons
July 12-18
group picture

Telluride workshop 2017
Photophysics of
Biomolecular Ions
áJuly 24-28
Wasatch Ridge I
Wasatch Ridge II, w. E. Bieske

Erice workshop 2020
delocalized electrons in Atomic and Molecular Nanoclusters


Table of contents

Order here (external link)

The book is available as a softcover print-on-demand for 25 Euros/US$ if your library subscribes to a Springer e-book package.

Errata (2017-09-10)

My publications


                              Welcome to the home page of
                                  Klavs Hansen

                     I work with statistical processes in clusters and large molecules.
                             Tools: Ion storage rings, mass spectrometers, lasers
                          Subjects: Energies, thermodynamics, radiative cooling

Recent publications

Enkeltfoton termisk ionisering af store molekyler
mellem Einstein og Boltzmann
Klavs Hansen and Vitali Zhaunerchyk
Dansk Kemi 98 11/12 (2017), 22
(in Danish)

af store molekyler
Klavs Hansen and Vitali Zhaunerchyk
KVANT 28 (nr. 3) (2017) 17
(in Danish)

Thermal radiation of gold clusters on microsecond times scales
K. Hansen, P. Ferrari, E. Janssens, and P. Lievens:
Phys. Rev. A 96 (2017) 022511

Single photon transient hot electron ionization of C60
K. Hansen
Phys. Chem. Chem. Phys. 19 (2017), 19699
DOI: 10.1039/C7CP01705G

Energy flow in peptides after UV photoexcitation of backbone linkages
Klavs Hansen, Camilla Skinnerup Byskov, and Steen Br°ndsted Nielsen
Phys. Chem. Chem. Phys. 19 (2017) 19640
DOI: 10.1039/C7CP01768E

Associations and dissociations with time-dependent reaction coefficients in finite polymer mixtures: The model and analytical-numerical method for solution by successive approximations
E. Mamontov, K. Hansen
Applied Mathematical Modelling 51 (2017) 109-128

Gold cluster electronic radiative cooling and abundances
Klavs Hansen, Piero Ferrari Ramirez, Ewald Janssens, Peter Lievens
J. Phys. Chem. C 121 (2017) 10663-10669

Single Photon Thermal Ionization of C60
Klavs Hansen, Robert Richter, Michael Alagia, Stefano Stranges, Luca Schio, Peter SalÚn, Vasyl Yatsyna, Raimund Feifel, and Vitali Zhaunerchyk
Phys. Rev. Lett.
118 (2017) 103001
Selected as Editor's Suggestion

Spontaneous decay of small copper cluster anions Cun-, n = 3 - 6 on long time scales
K. Hansen, M.H. Stockett, M. Kaminska, R.F. Nascimento, E.K. Anderson, M. Gatchell, K.C. Chartkunchand, G. Eklund,
H. Zettergren, H.T. Schmidt, and H. C Cederquist
Phys. Rev. A 95 (2017) 022511