Updated 2024-04-25

Re-& preprint requests to klavshansen@tju.edu.cn
A pdf file with citation counts is available here

In press

[226] The (Dis)engagement of Different Components of Inhibitory Control in Trilingual Language Control
Yifei Gong, Klavs Hansen, Jianlin Chen
J. Experimental Psychology: Learning, Memory, and Cognition
© 2023, American Psychological Association. This paper is not the copy of record and may not exactly replicate the final, authoritative version of the article. Please do not copy or cite without authors' permission. The final article will be available, upon publication, via its DOI: 10.1037/xlm0001315

2024

[222.] Delayed photodissociation of the tin cluster Sn₂₂^-
Alexander Jankowski, Paul Fischer, Klavs Hansen, and Lutz Schweikhard
Phys. Chem. Chem. Phys. 26 (2024) 1105-1112

2023

[221] Direct measurement of delayed detachment rate constants of C₇^-
S. Iida, S. Kuma, J. W. Niman, S. Masuda, H. Tanuma, P. Ferrari, K. Hansen, H. Shiromaru, and T. Azuma
Phys. Rev. A 108 (2023) 062808

[220] Fragmentation channels of non-fullerene cationic carbon clusters
Piero Ferrari, Klavs Hansen, Ozan Lacinbala, Ewald Janssens, Peter Lievens
Phys. Chem. Chem. Phys. 25 (2023) 31118

[219] Comment on Ultradense protium p(0) and deuterium D(0) and their relation to ordinary Rydberg matter: a review 2019 Physica Scripta 94, 075005
Klavs Hansen and Jos Engelen
Phys. Scr. 98 (2023) 127001

[218] Are claims of cheap muon production correct?
Klavs Hansen, Jos Engelen
Energy, Sustainability and Society (2023) 13:24
(OA, link to journal)
Here is the link to a reply to the comment. Make your own judgement.

[217] What Determines if a Ligand Undergoes Coordination or Catalytic Activation on a Metal Cluster?
Gan, Wen; Huang, Benben; Hansen, Klavs; Luo, Zhixun
J. Phys. Chem. A 127 (2023) 5556-5564
https://doi.org/10.1021/acs.jpca.3c02784

[216] Fragmentation and detachment from hot copper and silver dimer anions: a comparison
E. K. Anderson, A. F. Schmidt-May, P. K. Najeeb, G. Eklund, K. C. Chartkunchand, S. Ros n, M. Kaminska,
M. H. Stockett, R. Nascimento, K. Hansen, A. Larson, H. Cederquist, H. Zettergren, and H. T. Schmidt
Phys. Rev. A 107 (2023) 062824

[215.] The Largest Fullerene
Michael Gatchell, Klavs Hansen, and Henning Zettergren
Physical Chemistry Chemical Physics 25 (2023) 16790-16795

[214] Cascade Infrared Thermal Photon Emission
Klavs Hansen, Ori Licht, Adeliya Kurbanov, and Yoni Toker:
J. Phys. Chem. A 127 (2023) 2889-2894
https://doi.org/10.1021/acs.jpca.2c09024

[213] Weak Interactions Initiate C-H and C-C Bond Dissociation of Ethane on Nb_n⁺ Clusters
Wen Gan, Benben Huang, Chaonan Cui, Klavs Hansen and Zhixun Luo
Chem. Phys. Chem. (2023) e202200530
doi.org/10.1002/cphc.202200530

[212] Single-photon hot-electron ionization of C₇₀
Åke Andersson, Luca Schio, Robert Richter, Michele Alagia, Stefano Stranges, Piero Ferrari, Klavs Hansen, and Vitali Zhaunerchyk
Phys. Rev. A 107 (2023) 013103

2022

[211] Shape fluctuations and radiation from thermally excited electronic states of boron clusters
T. Höltzl, P. Ferrari, E. Janssens, and K. Hansen
Phys. Rev. A 106 (2022) 062826

[210] Clusters of fullerenes: structures and dynamics
Klavs Hansen and Henning Zettergren
J. Phys. Chem. A 126 (2022), 8173-8187

[209] What Determines the Drastic Reactivity of Nb_n⁺ Clusters with Nitric Oxide Under Thermalized Conditions?
Benben Huang, Wen Gan, Klavs Hansen, and Zhixun Luo
J. Phys. Chem. A 126 (2022), 4801-4809

[208] Thermal radiative cooling of carbon cluster cations C_N⁺, N = 9, 11, 12, 17-27
Shimpei Iida, Wei Hu, Rui Zhang, Piero Ferrari, Kei Masuhara, Hajime Tanuma, Haruo Shiromaru, Toshiyuki Azuma, and Klavs Hansen
MNRAS 514 (2022) 844 C851

[207] Light-induced magnetization at the nano-scale
Jonas Wätzel, Primož Rebernik Ribič, Marcello Coreno, Miltcho B. Danailov, Christian David, Alexander Demidovich, Michele Di Fraia, Luca Giannessi, Klavs Hansen, Špela Krušic, Michele Manfredda Michael Meyer, Andrej Mihelič, Najmeh Mirian, Oksana Plekan, Barbara Ressel, Benedikt Rösner, Alberto Simoncig, Simone Spampinati, Matija Stupar, Matjaž Žitnik, Marco Zangrando, Carlo Callegari, Jamal Berakdar and Giovanni De Ninno:
Phys. Rev. Lett. 128 (2022), 157205

[206] Shells in CO₂ clusters
John W. Niman, Benjamin S. Kamerin, Vitaly V. Kresin, Jan Krohn, Ruth Signorell, Roope Halonen, and Klavs Hansen
Phys. Chem. Chem. Phys. 24 (2022) 5343-5350
DOI: 10.1039/D1CP05866E

2021

[205] Cyclotrimerization of Acetylene on Clusters Co_n⁺/Fe_n⁺/Ni_n⁺ (n=1-16)
Wen Gan, Lijun Geng, Baoqi Yin, Hanyu Zhang, Zhixun Luo, and Klavs Hansen
J. Phys. Chem. A 125 (2021) 10392-10400

[204] The Reactivity of Nbn+ Clusters with Acetylene and Ethylene to Produce a Cubic Aromatic Metal Carbide Nb₄C₄+
Wen Gan, Benben Huang, Mengzhou Yang, Lijun Geng, Zhixun Luo, Klavs Hansen
New J. Chem. 45 (2021) 21844

[203] IR-photon quenching of delayed electron detachment from hot pentacene anions
S. Iida, S. Kuma, M. Kuriyama, T. Furukawa, M. Kusunoki, H. Tanuma, K. Hansen, H. Shiromaru, and T. Azuma
Phys. Rev. A 104 (2021) 043114

[202] Decay dynamics in molecular beams
K. Hansen
Mass Spectrom. Rev. 40 (2021) 725-740

[201] Free energies of triply and quadruply degenerate electron ladder spectra
Minghao Li, Zehua Sun, and Klavs Hansen
Eur. Phys. J. D 75 (2021) 278

[200] Unravelling the electronic nature of the radiative cooling of cobalt clusters
Kristien Peeters, Ewald Janssens, Klavs Hansen, Peter Lievens and Piero Ferrari
Phys. Rev. Research 3 (2021) 033225

[199] Interactions between water and rhodium clusters: molecular adsorption versus cluster adsorption
Yuhan Jia, Haiming Wu, Xiaoyun Zhao, Hanyu Zhang, Lijun Geng, Hongchao Zhang, Si-Dian Li, Zhixun Luo, and Klavs Hansen
Nanoscale, 13 (2021) 11396 C11402

[198] Computing gold cluster energies with density functional theory: the importance of correlation
P. Ferrari, and K. Hansen
Phys. Chem. Chem. Phys., 23 (2021) 14830 C1483

[197] Clusters of fullerenes
Klavs Hansen and Henning Zettergren
Chapter 9 in 'All-carbon Composites and Hybrids', pp. 197-230
Edited by Oxana V. Kharissova and Boris Kharissov
Published by Royal Society of Chemistry 2021
ISBN 978-1-83916-176-6

[196] Roadmap on Molecular Dynamics in the Gas Phase
Henning Zettergren, Alicja Domaracka, Thomas Schlathölter, Paola Bolognesi, Sergio D az-Tendero, Marta Łabuda, Sanja Tosic, Sylvain Maclot, Per Johnsson, Amanda Steber, Denis Tikhonov, Mattea Carmen Castrovilli, Lorenzo Avaldi, Sadia Bari, Aleksandar R. Milosavljevič, Alicia Palacios, Shirin Faraj, Dariusz G. Piekarski, Patrick Rousseau, Daniela Ascenzi, Claire Romanzin, Ewa Erdmann, Manuel Alcam , Janina Kopyra, Paulo Limão-Vieira, Jaroslav Kočišek, Juraj Fedor, Simon Albertini, Michael Gatchell, Henrik Cederquist, Henning T. Schmidt, Elisabeth Gruber, Lars H. Andersen, Oded Heber, Yoni Toker, Klavs Hansen, Jennifer A. Noble, Christophe Jouvet, Christina Kjær, Steen Brøndsted Nielsen, Eduardo Carrascosa, James Bull, Alessandra Candian, Annemieke Petrignani
Eur. Phys. J. D 75 (2021) 152

[195] Vibrational angular momentum level densities of linear molecules
K. Hansen and P. Ferrari
Chem. Phys. Lett. 768 (2021) 138385

2020

[194] C₆₀^- thermal electron-emission rate
K. Hansen
Phys. Rev. A 102 (2020) 052823

[193] Hydrogen Release from a Single Water Molecule on V_n⁺ (3 n 30)
Hanyu Zhang, Haiming Wu, Yuhan Jia, Baoqi Yin, Lijun Geng, Zhixun Luo, and Klavs Hansen
Commun. Chem. 3 (2020), Article 148
open access link https://rdcu.be/cavPu

[192] Isotope enrichment in neon clusters grown in helium nanodroplets
Lukas Tiefenthaler, Siegfried Kollotzek, Michael Gatchell, Klavs Hansen, Paul Scheier, Olof Echt
J. Chem. Phys. 153 (2020) 164305

[191] Photoelectric effect with a twist
Giovanni De Ninno, Jonas Wätzel, Primož Rebernik Ribič, Enrico Allaria, Marcello Coreno, Miltcho B. Danailov, Christian David, Alexander Demidovich, Michele Di Fraia, Luca Giannessi, Klavs Hansen, Špela Krušic, Michele Manfredda, Michael Meyer, Andrej Mihelič, Najmeh Mirian, Oksana Plekan, Barbara Ressel, Benedikt Rösner, Alberto Simoncig, Simone Spampinati, Matija Stupar, Matjaž Žitnik, Marco Zangrando, Carlo Callegari, Jamal Berakdar
Nature Photonics 14 (2020) 554-558
Summary (in Chinese)

[190] Negative ion relaxation and reactions in a cryogenic storage ring
H.T Schmidt, S Ros n, R.D. Thomas, M.H. Stockett, W.D. Geppert, Å. Larson, P. Löfgren, A. Simonsson, A Källberg, P. Reinhed, M. Bjökhage, M. Blom, J.D. Alexander, P.K. Najeeb, M. Ji, N. Kono, E.K. Anderson, G. Eklund, M.K. Kristiansson, O.M. Hole, D. Hanstorp, H. Hartman, P.S. Barklem, J. Grumer, K. Hansen, M. Gatchell, H. Cederquist and H. Zettergren
Proceedings of ICPEAC 2019
J. Phys. Conf. Series 1412 (2020) 062006

[189] Vibrational autodetachment from hot copper dimer anions: breakdown of the Born-Oppenheimer approximation
E. K. Anderson, A. F. Schmidt-May, P. K. Najeeb, G. Eklund, S. Ros n, M. H. Stockett, K. Chartkunchand, M. Kaminska, K. Hansen, H. Cederquist, H. Zettergren and H. T. Schmidt
Proceedings of ICPEAC 2019
J. Phys. Conf. Series 1412 (2020) 232012

[188] Rotationally resolved excitation spectra measured by slow electron detachment from Si₂^-
Shimpei Iida, Susumu Kuma, Jun Matsumoto, Takeshi Furukawa, Hajime Tanuma, Toshiyuki Azuma, Haruo Shiromaru, Vitali Zhaunerchyk, and Klavs Hansen
J. Phys. Chem. Lett. 11 (2020) 5199-5203

[187] Gas \phase Förster resonance energy transfer in mass \selected ions with methylene or peptide linkers between two dyes: A concerted dance of charges
Christina Kjær, Ying Zhao, Mark H. Stockett, Li Chen, Klavs Hansen and Steen Brøndsted Nielsen
Phys. Chem. Chem. Phys. 22 (2020) 11095

[186] Spontaneous electron emission from hot silver dimer anions: Breakdown of the Born-Oppenheimer approximation
E. K. Anderson, A. F. Schmidt-May, P. K. Najeeb, G. Eklund, K. C. Chartkunchand, S. Ros n, Å. Larson, K. Hansen, H. Cederquist, H. Zettergren, and H. T. Schmidt
Phys. Rev. Lett. 124 (2020) 173001

[185] Iodization Threshold in Size-Dependent Reactions of Lead Clusters Pb_n⁺ with Iodomethane
Mengzhou Yang, Haiming Wu, Benben Huang, Zhixun Luo, and Klavs Hansen
J. Phys. Chem. A 124 (2020) 2505-2512

[184] Thermal damping of odd-even effects in gold clusters
K. Hansen
Chem. Phys. 530 (2020) 110637(1-6)

2019

[183] Description of unimolecular reaction rates of Lennard-Jones clusters
K. Hansen:
J. Phys. B 52(23) (2019) 235101

[182] Radiative cooling of size-selected gas phase clusters
Piero Ferrari, Ewald Janssens, Peter Lievens, Klavs Hansen:
Int. Rev. Phys. Chem. 38 (2019) 405-440

[181] Vibrational Autodetachment from Anionic Nitroalkane Chains C From Molecular Signatures to Thermionic Emission
Christopher L. Adams, Klavs Hansen, and J. Mathias Weber
J. Phys. Chem. A 123 (2019) 8562-8570

[180] Photon generated hot electron phase of clusters and molecules
V. Zhaunerchyk, and K. Hansen
Proceedings of National Photonics Symposium,
Published by the Directorate of Public Relations and Publications for International School of Photonics,
Cochin University of Science and Technology
ISBN 978-81-936217-8-3, page 58 (2019)

[179] More whiffs of the aromatic universe
K. Hansen, and P. Ferrari
Physics Today 72(9) (2019) 12

[178] Influence of thermal radiation on hot cluster decay rates and abundances
K. Hansen and P. Ferrari
Chinese Journal of Chemical Physics 32 (2019) 167-174

[177] Selective C-C and C-N Bond Activation in Dopamine and Norepinephrine under Deep Ultraviolet Laser Irradiation
Haiming Wu, Mengdi Guo, Mengzhou Yang, Zhixun Luo and Klavs Hansen
Chem. Comm. 55 (2019) 4015-4018

[176] Magic numbers and stabilities of heavy water clusters, (D₂O)_ND⁺, N=3-48
K. Hansen, M. Ryding, E. Uggerud
Int. J. Mass Spectrom. 440 (2019) 14-19

[175] Non-scrambling of hydrogen in NH₄⁺(H₂O)₃ clusters
K. Hansen, A. E. K. Sund n, K. Støchkel, S. Brøndsted Nielsen, B. Dynefors
RSC Advances 9 (2019) 6620-6626

[174] The classical capture cross section of an electron and neutral and anionic polarizable molecules with permanent dipole moments
K. Hansen
Int. J. Mass Spectrom. 438 (2019) 142-147

[173] Radiative cooling of cationic carbon clusters, C_N⁺, N=8,10,13-16
F.-Q. Chen, N. Kono, R. Suzuki, T. Furukawa, H. Tanuma, P. Ferrari, T. Azuma, H. Shiromaru, V. Zhaunerchyk, K. Hansen
Phys. Chem. Chem. Phys.  21 (2019) 1587-1596 (open-access link to journal)

2018

[172] Electronic and vibrational radiative cooling of the small carbon clusters C₄^- and C₆ ^-
N. Kono, R. Suzuki, T. Furukawa, J. Matsumoto, H. Tanuma, H. Shiromaru, T. Azuma, and K. Hansen
Phys. Rev. A 98 (2018) 063434

[171] Stability of small cationic platinum clusters
Piero Ferrari, Klavs Hansen, Peter Lievens, and Ewald Janssens
Phys. Chem. Chem. Phys. 20 (2018) 29085  (link to journal)
Selected as a 2018 PCCP HOT article

[170] Decay of excited silver cluster anions Ag_n^-, n = 4 to 7 in DESIREE
E. K. Anderson, M. Kaminska, K. C. Chartkunchand, G. Eklund, M. Gatchell, K. Hansen, H. Zettergren, H. Cederquist, and H. T. Schmidt
Phys. Rev. A 98 (2018) 022705

[169] Statistical physics of nanoparticles in the gas phase
Klavs Hansen
Springer, Dordrecht (2018)
(2^nd edition)
ISBN 978-3-319-90061-2
ISBN 978-3-319-90062-9 (eBook)
https://doi.org/10.1007/978-3-319-90062-9
Download ebook version here (requires library access)

[168] The effect of radiative cooling on the size-dependent stability of small boron clusters
Piero Ferrari, Jan Vanbuel, Klavs Hansen, Peter Lievens, Ewald Janssens, Andr Fielicke
Phys. Rev. A 98 (2018) 012501

[167] Stabilities of protonated water-ammonia clusters
A.E.K. Sund n, K. Støchkel, P. Hvelplund, S. Brøndsted Nielsen, B. Dynefors, and K. Hansen
J. Chem. Phys. 148 (2018) 184306

[166] Action spectroscopy of highly excited molecular ions in molecular beams
K. Hansen
Int. J. Mass. Spectrom. 430 (2018) 14-21

[165] Tunneling and reflection in unimolecular reaction kinetic energy release distributions
K. Hansen
Chem. Phys. Lett. 693 (2018) 66-71
(Editor s Choice)

2017

[164] Detection of recurrent fluorescence photons emitted from C₄^-
M. Yoshida, T. Furukawa, J. Matsumoto, H. Tanuma, T. Azuma, H. Shiromaru and K. Hansen
J. Phys. Conf. Series 875 (2017) 012017

[163] Vibrational radiative cooling of isolated C₄^- and C₆^-
Ryuta Suzuki, Naoko Kono, Reito Andou, Takeshi Furukawa, Jun Matsumoto, Toshiyuki Azuma, Hajime Tanuma, Klavs Hansen, Haruo Shiromaru:
J. Phys. Conf. Series 875 (2017) 102014

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

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

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

[159] Single photon thermal ionization of large molecules
K. Hansen, R. Richter, M. Alagia, S. Stranges, L. Schio, P. Sal n, V. Yatsyna, R. Feifel, and V. Zhaunerchyk
Elettra Highlights 2016-2017 (2017) 90

[158] Single photon transient hot electron ionization of C₆₀
K. Hansen
Phys. Chem. Chem. Phys. 19 (2017), 19699

[157] Energy flow in peptides after UV photoexcitation of backbone linkages
Klavs Hansen, Camilla Skinnerup Byskov, and Steen Brøndsted Nielsen
Phys. Chem. Chem. Phys. 19 (2017) 19640

[156] 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

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

[154] Single photon thermal ionization of C₆₀
Klavs Hansen, Robert Richter, Michael Alagia, Stefano Stranges, Luca Schio, Peter Sal n, Vasyl Yatsyna, Raimund Feifel, and Vitali Zhaunerchyk
Phys. Rev. Lett. 118 (2017) 103001
Selected as Editors' Suggestion

[153] Spontaneous decay of small copper cluster anions Cu_n^-, 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. Cederquist
Phys. Rev. A 95 (2017) 022511

2016

[152] The effect of a localized charge on the structure and stability of Van-Der Waals clusters
I. Rahinov, Y. Toker, K. Hansen, D. Schwalm, O. Heber, and D. Zajfman
Eur. Phys. J. D 70 (2016) 260

[151] Effect of conformers on free energies of atmospheric complexes
Lauri Partanen, Hanna Vehkamäki, Klavs Hansen, Jonas Elm, Henning Henschel, Theo Kurt n, Roope Halonen, and Evgeni Zapadinsky
J. Phys. Chem. 120 (2016) 8613-8624
DOI: 10.1021/acs.jpca.6b04452

[150] Detection of Recurrent Fluorescence Photons
Yuta Ebara, Takeshi Furukawa, Jun Matsumoto, Hajime Tanuma, Toshiyuki Azuma, Haruo Shiromaru, and Klavs Hansen
Phys. Rev. Lett 117 (2016) 133004

[149] Comment on L. Holmlid, Int. J. Mass Spec. 352 (2013) 1
K. Hansen
Int. J. Mass Spec. 399-400 (2016) 51-52 (as accepted)
link to journal


2015

[148] Cooling dynamics of carbon cluster anions
H. Shiromaru, T. Furukawa, G. Ito, N. Kono, H. Tanuma, J. Matsumoto, M. Goto, T. Majima, A.E.K. Sund n, K. Najafian, M.S. Pettersson, B. Dynefors, K. Hansen, T. Azuma
Journal of Physics: Conference Series 635 (2015) 012035
Proceedings of ICPEAC 2015

[147] Thermal radiation and fragmentation pathways of photo-excited silicon clusters
P. Ferrari, E. Janssens, P. Lievens, and K. Hansen
J. Chem. Phys. 143 (2015) 224313

[146] Inverse internal conversion in photo-excited C₄^-
N. Kono, T. Furukawa, H. Tanuma, J. Matsumoto, H. Shiromaru, T. Azuma, K. Najafian, M.S. Pettersson, B. Dynefors, K. Hansen
Phys. Chem. Chem. Phys. 17 (2015) 24732

[145] Spontaneous decay of small copper cluster anions, Cu_N^-, N = 3 - 6
M.H. Stockett, M. Kaminska, R.F. Nascimento, E.K. Anderson, M. Gatchell, K. Hansen, H. Zettergren, H.T. Schmidt, and H. Cederquist
Journal of Physics: Conference Series 635 (2015) 072090

[144] Radiative cooling of hot C_n^- and C_nH^- molecules
M. Kaminska, R.F. Nascimento, M.H. Stockett, E.K. Anderson, R. Delaunay, V. Vizcaino, P. Rousseau,  L. Adoui, B.A. Huber, R.D. Thomas, M. Gatchell, K. Hansen, H. Zettergren, H.T. Schmidt, H. Cederquist
Journal of Physics Conference Series 09 635 (2015) 112124

[143] Cooling dynamics of photo-excited negative carbon cluster ions stored in an ion storage ring
T. Furukawa, G. Ito, M. Goto, T. Majima, H. Tanuma, J. Matsumoto, H. Shiromaru, K. Hansen, T. Azuma
Nucl. Instr. Meth. Phys. Res. B 354 (2015) 192

[142] Angular asymmetry and attosecond time delay from the giant plasmon resonance in C₆₀ photoionization
T. Barillot, C. Cauchy, P-A. Hervieux, M. Gisselbrecht, S. E. Canton, P. Johnsson, J. Laksman, E. P. Mansson, J. M. Dahlström, M. Magrakvelidze, G. Dixit,
M. E. Madjet, H. S. Chakraborty, E. Suraud, P.M. Dinh, P. Wopperer, K. Hansen, V. Loriot, C. Bordas, S. Sorensen and F. L pine:
Phys. Rev. A 91 (2015) 033413

[141] DESIREE: Physics with cold stored ion beams
R.D. Thomas, H.T. Schmidt, M. Gatchell, S.Ros n, P. Reinhed, P. Löfgren, L. Brännholm, M. Blom, M. Björkhage, E. Bäckström, J. D. Alexander, S. Leontein, D. Hanstorp, H. Zettergren, M. Kaminska, R. Nascimento, L. Liljeby,  A. Källberg, A. Simonsson, F. Hellberg, S. Mannervik, M. Larsson, W.D. Geppert, K.G. Rensfelt, A. Pa l, M. Masuda, P. Halld en, G. Andler, M.H. Stockett, T. Chen, G. Källersjö, J. Weimer, K. Hansen, H. Hartman, and H. Cederquist
Proceedings of DR2013: Ninth international conference on dissociative recombination: Theory, experiment, and applications,
Edited by I.F Schneider, O. Dulieu, J. Robert
EPJ Web of Conferences 84 (2015) 01004

[140] The effective temperature in microcanonical rate constants
K. Hansen
Chem. Phys. Lett. 620 (2015) 43-45 preprint, as accepted

2014

[139] Comment on "The dependence of homogeneous nucleation rate on supersaturation" [J. Chem. Phys. 141, 024307 (2014)]
K. Hansen
J. Chem. Phys. 141 (2014) 157101

[138] X-ray induced fragmentation of size-selected salt cluster-ions stored in an ion trap
M.J. Ryding, A. Giuliani, M. Patanen, J. Niskanen, G. Simões, G.B.S. Miller, E. Antonsson, T. Jokinen, C. Miron, O. Björneholm, K. Hansen, K.J. Børve, and E. Uggerud
RSC Advances 4 (2014) 47743

[137] Low temperature heat capacity of water clusters
H. Chen and K. Hansen
Chem. Phys. Lett. 610-611 (2014) 369

[136] Commissioning of the DESIREE storage rings C a new facility for cold ion-ion collisions
M. Gatchell, H. T. Schmidt, R. D. Thomas, S. Ros n, P. Reinhed, P. Löfgren, L. Brännholm, M. Blom, M. Björkhage, E. Bäckström, J. D. Alexander, S. Leontein, D. Hanstorp, H. Zettergren, L. Liljeby, A. Källberg, A. Simonsson, F. Hellberg, S. Mannervik, M. Larsson, W. D. Geppert, K. G. Rensfelt, H. Danared, A. Pa l, M. Masuda, P. Halld en, G. Andler, M. H. Stockett, T. Chen, G. Källersjö, J. Weimer, K. Hansen, H. Hartman and H Cederquist:
J. Phys. Conf. Ser. 488 (2014) 012040

[135] Difference in cooling dynamics between photo-excited C₆^- and C₆H^-
Gen Ito, Takeshi Furukawa, Hajime Tanuma, Jun Matsumoto, Haruo Shiromaru, Takuya Majima, Motoshi Goto, Toshiyuki Azuma, and Klavs Hansen:
J. Phys.Conf. Ser. 488 (2014) 022036

[134] Radiative cooling of laser heated niobium clusters Nb_N⁺, 8 N 22
Klavs Hansen, Yejun Li, Vladimir Kaydashev, and Ewald Janssens
J. Chem. Phys. 141 (2014) 024302 (.pdf)
Copyright (2014) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article appeared may be found at http://scitation.aip.org/content/aip/journal/jcp/141/2?ver=pdfcov

[133] Cooling dynamics of photo-excited C₆ ^- and C₆H ^-
G. Ito, T. Furukawa, H. Tanuma, J. Matsumoto, H. Shiromaru, T. Majima, M. Goto, T. Azuma, and K. Hansen
Phys. Rev. Lett. 112 (2014) 183001

[132] Radiative cooling of C₇^-
K. Najafian, M.S. Pettersson, B. Dynefors, H. Shiromaru, J. Matsumoto, H. Tanuma, T. Furukawa, T. Azuma, K. Hansen
J. Chem. Phys. 140 (2014) 104311
Copyright (2014) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article appeared may be found at http://scitation.aip.org/content/aip/journal/jcp/140/10

2013

[131] Direct observation of internal energy distributions of C₅^-
M. Goto, A.E.K. Sund n, H. Shiromaru, J. Matsumoto, H. Tanuma, T. Azuma, and K. Hansen
J. Chem. Phys. 139 (2013) 054306
Copyright (2013) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the
American Institute of Physics. The article may be found at http://link.aip.org/link/?JCP/139/054306&aemail=author DOI: 10.1063/1.4817196

[130] First storage of ion beams in the Double Electrostatic Ion-Ring Experiment C DESIREE
H.T. Schmidt, R.D. Thomas, M. Gatchell, S. Ros n, P. Reinhed, P. Löfgren, L. Brännholm, M. Blom, M. Björkhage, E. Bäckström, J. D. Alexander, S. Leontein, D. Hanstorp, H. Zettergren, L. Liljeby, A. Källberg, A. Simonsson, F. Hellberg, S. Mannervik, M. Larsson, W.D. Geppert, K.G. Rensfelt, H. Danared, A. Pa l, M. Masuda, P. Halld en, G. Andler, M.H. Stockett, T. Chen, G. Källersjö, J. Weimer, K. Hansen, H. Hartman, and H. Cederquist
Rev. Sci. Instrum. 84 (2013) 055115
Copyright (2013) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.The article may be found at http://link.aip.org/link/?RSI/84/5/htmltoc&aemail=author

[129] Mass-selected photodissociation studies of AlPb_n⁺ clusters (n = 7 C 16): evidence for the extraordinary stability of AlPb₁₀⁺ and AlPb₁₂⁺
Soumen Bhattacharyya, Thanh Tung Nguyen, Jorg De Haeck, Klavs Hansen, Peter Lievens, and Ewald Janssens
Phys. Rev. B 87 (2013) 054103

[128] Statistical physics of nanoparticles in the gas phase
Klavs Hansen
Springer, Dordrecht (2013)
ISBN 978-94-007-5838-4 (print), 978-94-007-5839-1 (online)
http://dx.doi.org/10.1007/978-94-007-5839-1
Order the book here

2012

[127] Branching ratio between resonant and non-resonant ionizations of xenon evaluated from photoelectron angular distributions
M. Goto and K. Hansen
Phys. Scr. 86 (2012) 035303

[126] Anisotropic hot electron emission from fullerenes
J. O. Johansson, J. Fedor, M. Goto, M. Kjellberg, J. Stenfalk, G. Henderson, E. E. B. Campbell, and K. Hansen
J. Chem. Phys. 136 (2012) 164301

[125] Structure, energetics and dynamics of helium adsorbed on isolated fullerene ions
C. Leidlmair, Y. Wang, P. Bartl, H. Schöbel, S. Denifl, M. Probst, M. Alcam , F. Mart n, H. Zettergren, K. Hansen, O. Echt, P. Scheier
Phys. Rev. Lett. 108 (2012) 076101

[124] Ionization of naphthalene via the Rydberg States using a femtosecond 775 nm pulse
M. Goto and K. Hansen
Chem. Phys. Lett. 522 (2012) 23-27 (preprint)

2011

[123] Competitive ionization processes of anthracene excited with a femtosecond pulse in the multi-photon ionization regime
M. Goto, K. Hansen
J. Chem. Phys. 135 (2011) 214310

[122] Slow electron attachment as a probe of cluster evaporation processes
R. Rabinovitch, K. Hansen, V. V. Kresin
J. Phys. Chem. A 115 (2011) 6961-6972 (preprint)

[121] Mikroskopiska vattendroppars egenskaper- en pusselbit i klimatfrågan
Erika Sund n and K. Hansen
Fysikaktuellt (2) (2011) 9

2010

[120] Femtosecond electron spectroscopy of coronene, benzo[GHI]perylene and anthracene
M. Kjellberg, A. V. Bulgakov, M. Goto, O. Johansson, and K. Hansen
J. Chem. Phys. 133 (2010) 074308

[119] Momentum map imaging photoelectron spectroscopy of fullerenes with femtosecond laser pulses
M. Kjellberg, O. Johansson, F. Jonsson, A.V. Bulgakov, C. Bordas, E.E.B Campbell, K. Hansen
Phys. Rev. A 81 (2010) 023202

[118] Non-jellium scaling of metal cluster ionization energies and electron affinities
M. Svanqvist and K. Hansen
Eur. Phys. J. D 56 (2010) 199-203

2009

[117] Absolute cooling rates of freely decaying fullerenes
A.E.K. Sund n, M. Goto, J, Matsumoto, H. Shiromaru, H. Tanuma, T. Azuma, J.U.Andersen, S.E. Canton, and K.Hansen
Phys. Rev. Lett. 103 (2009) 143001

[116] Activation energies for evaporation from protonated and deprotonated water clusters from mass spectra
K. Hansen, P. Andersson and E. Uggerud
J. Chem. Phys. 131 (2009) 124303

[115] Near-infrared photoabsorption by C₆₀ dianions in a storage ring
U. Kadhane, J. U. Andersen, E. Bonderup, B. Concina, P. Hvelplund, M.-B. Suhr Kirketerp, B. Liu, S. Brøndsted Nielsen, S. Panja, J. Rangama, K. Støchkel, S. Tomita, H. Zettergren, K. Hansen, A. E. K. Sund n, S. Canton, O. Echt, and J. S. Forster
J. Chem. Phys. 131 (2009) 014301

[114] Heat capacities of freely evaporating charged water clusters
A.E.K. Sund n, K. Støchkel, S. Panja, U. Kadhane, P. Hvelplund, S. Brøndsted Nielsen, H. Zettergren, B. Dynefors, and K. Hansen
J. Chem. Phys. 130 (2009) 224308

2008

[113] Comparison of algorithms for the calculation of molecular vibrational level densities
K. Hansen
J.Chem Phys. 128 (2008) 194103

[112] Stability and dissociation pathways of doped Au_nX⁺ clusters (X=Y,Er,Nb)
Nele Veldeman, Ewald Janssens, Klavs Hansen, Jorg De Haeck, Roger E. Silverans and Peter Lievens
Faraday Discussion 138 (2008) 147

2007

[111] Competition between fission and intra-cluster fusion in highly excited fullerene clusters
Klavs Hansen, Mikael Kjellberg, Alexander V. Bulgakov and Eleanor E.B Campbell
Israel Journal of Chemistry 47 (2007) 43

[110] Density of states of helium droplets
K. Hansen, M.D. Johnson and V.V. Kresin
Phys. Rev. B 76 (2007) 235424

[109] ISSPIC13 proceedings - Preface
Hansen K. and E.E.B.Campbell
Eur.Phys.J D 43 (2007) 1

[108] Energy distributions of clusters cooled by thermal radiation
J.Stenfalk and K.Hansen
Eur.Phys.J. D 43 (2007) 101

[107] Molecular fusion within fullerene clusters induced by femtosecond laser excitation
M.Hed n, M.Kjellberg, A.V.Bulgakov, K.Hansen, and E.E.B.Campbell:
Eur.Phys.J. D 43 (2007) 255

2006

[106] Lifetimes of C₆₀ and C₇₀ dianions in a storage ring
S. Tomita, J.U. Andersen, B. Concina, P. Hvelplund, H. Cederquist, J. Jensen, H.T. Schmidt, H. Zettergren, O. Echt, J.S. Forster, K. Hansen, B.A. Huber, B. Manil, L. Maunoury, J. Rangama
Proceedings of ICPEAC XXIV, World Scientific Publishing (2006), P.D. Fainstein, M.A.P. Lima, J.E. Miraglia, E.C. Montenegro, R.D. Rivarola (eds.), ISBN 978-981-270-412-2, 978-981-270-412-4, page 591.

[105] Ionisation of Fullerenes and Fullerene Clusters using Ultrashort Laser Pulses
Eleanor E.B.Campbell, Klavs Hansen, M.Hed n, Mikael Kjellberg, and Alexander V.Bulgakov:
Photochem. Photobiol. Sci. 5 (2006) 1183 - 1189

[104] Electric field enhancement factors around a metallic, end-capped cylinder
S. Podenok, M. Sveningsson, K. Hansen, and E.E.B Campbell
Nano 1 (2006) 87

[103] Dissociation energies of gold clusters Au⁺_N, N=7-27
K.Hansen, A. Herlert, L. Schweikhard, and M. Vogel
Phys.Rev.A 73 (2006) 063202

[102] Cluster cooling issue C Foreword
Hansen K., Bordas C.
Int. J. Mass Spec. 252 (2006) VII

[101] The frequency factor in statistical fullerene decay
K. Hansen, E.E.B. Campbell, and O. Echt:
Int. J. Mass Spec. 252 (2006) 79 (link to journal)

[100] Lifetimes of C₆₀^2- and C₇₀^2- dianions in a storage ring
S. Tomita, J.U. Andersen, H. Cederquist, B. Concina, O. Echt, J.S. Forster, K. Hansen, B.A. Huber, P. Hvelplund, J. Jensen, B. Liu, B. Manil, L.Maunoury, S. Brøndsted Nielsen, J. Rangama, H.T. Schmidt, H. Zettergren:
J.Chem.Phys. 124 (2006) 024310

[99] Fullerenes: Electron Attachment and Detachment
O. Echt, S. Ptasinska, S. Denifl, M. Stano, P. Sulzer, F. Zappa, P. Scheier, T. D. Märk, J. U. Andersen, E. Bonderup, B. Concina, P. Hvelplund, B. Liu, S. Brøndsted Nielsen, J. Rangama, J.S. Forster, K. Hansen:
Proceedings of XV Symposium on Atomic and Surface Physics and Related Topics, Obergurgl, Austria, February 2005 (V. Grill, T. Märk, eds.)
Innsbruck University Press, Innsbruck (2006) 76

2005

[98] Photodissociation of Au₃₀⁺ clusters stored in a Penning trap
L. Schweikhard, K. Hansen, A. Herlert, M.D. Herr iz Lablanca and M. Vogel:
Eur.Phys.J.D 36 (2005) 179

[97] Surface entropy of rare-gas clusters
S.Prasalovich, K. Hansen, M.Kjellberg, V.N.Popok, and E.E.B.Campbell:
J.Chem.Phys.123 (2005) 084317

[96] Temperature-enhanced electron field emission from individual carbon nanotubes
M.Sveningsson, K.Hansen, K.Svensson, E.Olsson, and E.E.B.Campbell,
Phys.Rev.B 72 (2005) 085429

[95] Thermal radiation from C_N⁺ and La@C_N⁺
M.Hed n, K.Hansen, F.Jonsson, E.Rönnow,  A.Gromov, A.Taninaka, H.Shinohara, and E.E.B.Campbell:
J.Chem.Phys. 123 (2005) 044310

[94] Molecular Fusion of (C₆₀)_N Clusters in the Gas Phase after Femtosecond Laser Irradiation
M.Hed n, K. Hansen, E. E. B. Campbell:
Phys.Rev.A 71 (2005) 055201

[93] The dissociation energy of V₁₃⁺ and the consequences for radiative cooling
K.Hansen, A.Herlert, L.Schweikhard, M.Vogel, and C.Walther,
Eur.Phys.J.D 34 (2005) 67-71

[92] A femtosecond laser study of the endoral fullerenes Li@C₆₀ and La@C₈₂
A.Lassesson, K.Hansen, M.Jönsson, A.Gromov, E.E.B.Campbell, M.Boyle, D.Pop, C.P.Schulz, I.V.Hertel, A.Taninaka and H.Shinohara,
Eur.Phys.J.D 34 (2005) 205-209

[91] Non-thermal powerlaw decay of metal dimer anions
J.Fedor, K.Hansen, J.U.Andersen, and P.Hvelplund,
Phys.Rev.Lett. 94 (2005) 113201

[90] Dynamic Jahn-Teller effects in isolated C₆₀^- studied by near-infrared spectroscopy in a storage ring
S.Tomita, J.U.Andersen, E.Bonderup, P.Hvelplund, Bo Liu, S.B.Nielsen, U.V.Pedersen, J.Rangama, K.Hansen, O.Echt,
Phys.Rev.Lett. 94 (2005) 053002

[89] Obtaining colder ensembles of free clusters by using evaporation and recoil
Klavs Hansen, Kin Wong, and Vitaly V. Kresin,
Eur.Phys.J.D 32 (2005) 339-345

[88] Cluster studies in ion traps
L. Schweikhard, A.Herlert, G.Marx, K.Hansen,
Proceedings of ISACC2003, World Scientific Publishers
J.-P.Connerade, A.V.Solov'yov (eds.), (2005) 85-95

[87] Laser power dependence in femtosecond ionization of fullerenes
K.Hansen, E.E.B.Campbell, and I.V.Hertel,
J. Phys. Conf. Ser. 4 (2005) 282-285
J.Phys.B © copyright (2003) IOP Publishing Ltd. http://www.iop.org.

2004

[86] Vibrational Energy Dependence of the Triplet Lifetime in Isolated, Photo-Excited C₆₀
O.Echt, S.Yao, R.Deng and K.Hansen,
J. Phys. Chem. A, 108 (2004) 6944-6952.

[85] Signature of cluster isomers in photodissociation experiments
M.Vogel, K.Hansen and L.Schweikhard,
Int.J.Mass Spectrom. 233 (2004) 117-123 (link to journal)
preprint

[84] Do we know the value of the Gspann parameter?
K. Hansen, E.E.B.Campbell,
Int.J.Mass.Spectrom. 233 (2004) 215-221 (link to journal)
preprint

[83] Energy distributions in multiple photon absorption experiments
K.Mehlig, K.Hansen, M.Hed n, A.Lassesson, A.V.Bulgakov, and E.E.B.Campbell,
J.Chem.Phys.120 (2004) 4281-4288

[82] Kinetic energy release distributions in unimolecular reactions with spherical potentials
K.Hansen,
Chem.Phys.Lett. 383 (2004) 270-275 (link to journal)
preprint

2003

[81] Metal Clusters
K.Hansen and L.Schweikhard
in Encyclopedia of Mass Spectrometry
ed. P.B. Armentrout, Elsevier, Amsterdam, Boston, 2003, p. 770-782
Invited

[80] Fabrication of Nb-based Superconducting Single Electron Transisitor
Nam Kim, Klavs Hansen, Sorin Paraoanu and Jukka Pekola,
Physica B 329-333 (2003) 1519-1520 (link to journal)

[79] Thermal electron emission from the hot electronic subsystem of vibrationally cold C₆₀
K. Hansen, K. Hoffmann, E.E.B. Campbell,
J. Chem. Phys. 119 (2003) 2513-2522

[78] On the Triplet Lifetime in Free, Photo-Excited C₆₀
R.Deng, M.Treat, O.Echt and K.Hansen,
J.Chem.Phys. 118 (2003) 8563

[77] Stability of buckminster-fullerene C₆₀
S.Tomita, J.U.Andersen, K.Hansen and P.Hvelplund,
Chem.Phys.Lett. 382 (2003) 120-125 (link to journal)

[76] Dissociation energies of silver clusters Ag_n⁺, n=14,15,16,18
Klavs Hansen, Alexander Herlert, Lutz Schweikhard and Manuel Vogel,
Int.J.Mass Spectrom. 227 (2003) 87 (link to journal)

[75] New Approaches to Stored Cluster Ions: The Determination of Dissociation Energies and Recent Studies on Dianionic Metal Clusters
L.Schweikhard, K.Hansen, A.Herlert, G.Marx and M.Vogel:
Eur.Phys.J. D 24 (2003) 137

[74] Temperature concepts for small, isolated systems; 1/t decay and radiative cooling
J.U.Andersen, E.Bonderup, K.Hansen, P.Hvelplund, B.Liu, U.V.Pedersen and S.Tomita,
Eur.Phys.J. D 24 (2003) 191

[73] Model-independent determination of dissociation energies: methods and applications
Manuel Vogel, Klavs Hansen, Alexander Herlert and Lutz Schweikhard,
J.Phys.B 36 (2003) 1073
J.Phys.B © copyright (2003) IOP Publishing Ltd. http://www.iop.org.

[72] Laser Investigations of Stored Metal Cluster Ions
L.Schweikhard, K.Hansen, G.Marx, A.Herlert, M.D.Herr iz Lablanca, M.Vogel,
Contribution to the APAC 2001 proceedings.
Hyp.Int. 146-147 (1-4) (2003) 275-281 (link to journal)

2002

[71] The Influence of internal degrees of freedom on the unimolecular decay of the molecule cluster compound Au₈⁺CH₃OH
M.Vogel, K.Hansen, A.Herlert, L.Schweikhard and C.Walther,
J.Chem.Phys. 116 (2002) 9658

[70] Multisequential Photofragmentation of Size-Selected Gold Cluster Ions
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Phys.Rev. A 66 (2002) 033201

[69] Dimer Dissociation Energies of Small Odd-size Clusters Au_n⁺
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Eur.Phys.J. D 21 (2002) 163

[68] Wie stabil sind Molek le?
Manuel Vogel, Klavs Hansen, Lutz Schweikhard:
Physik in unserer Zeit 33 (2002) 254

[67] Recent gold cluster studies in a Penning trap
L.Schweikhard, K.Hansen, A.Herlert, M.D.Herr iz Lablanca, G.Marx, M.Vogel,
Contribution to the EFTMS-6 proceedings.
J.Mass Spec. 219 (2002) 363 (link to journal)

[66] Fabrication of mesoscopic superconducting Nb wires using conventional electron-beam lithographic techniques
Nam Kim, Klavs Hansen, Jussi Toppari, Tarmo Suppula, and Jukka Pekola,
J.Vac.Sci.Technol. B 20 (2002) 386 (link to journal)

[65] Thermionic emission from clusters
J.U.Andersen, E.Bonderup and K.Hansen,
J.Phys. B 35 (2002) R1-R30
J.Phys.B © copyright (2003) IOP Publishing Ltd. http://www.iop.org.

2001

[64] Model-free determination of dissociation energies in polyatomic systems
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Phys.Rev.Lett.87 (2001) 013401

[63] On the concept of temperature for a small isolated system
J.U.Andersen, E.Bonderup and K.Hansen,
J.Chem.Phys. 114 (2001) 6518

[62] Observation of 1/t decay law for hot clusters and molecules in a storage ring
K.Hansen, J.U.Andersen, P.Hvelplund, S.P.Møller, U.V.Pedersen and V.V.Petrunin,
Phys.Rev.Lett. 87 (2001) 123401
 
[61] Energy Dependence of the Decay Pathways of Optically Excited Small Gold Clusters
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Appl.Phys. B 73 (2001) 411

[60] Determination of dissociation energies by use of energy-dependent decay pathway branching ratios
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Chem.Phys.Lett. 346 (2001) 117 (link to journal)

[59] Characterization of Cooper pair boxes for quantum computing
J.J.Toppari, K.Hansen, N.Kim, M.T.Savolainen, L.Taskinen and J.P.Pekola,
Physica C 352 (1-4) (2001) 177 (link to journal)

[58] Radiative cooling of fullerene anions in a storage ring
J.U.Andersen, C.Gottrup, K.Hansen, P.Hvelplund and M.O.Larsson,
Eur.Phys.J. D 17 (2001) 189

[57] Formation and Fragmentation of Negative Metal Clusters
K.Hansen, J.U.Andersen, J.S.Forster, P.Hvelplund,
Phys.Rev. A 63 (2001) 023201        

[56] Decay pathways of small gold clusters - the competition between monomer and dimer evaporation
M.Vogel, K.Hansen, A.Herlert and L.Schweikhard,
Eur.Phys.J. D 16 (2001) 73        

[55] Characterization of Cooper pair boxes for quantum bits
M.T.Savolainen, J.J.Toppari, L.Taskinen, N.Kim, K.Hansen and J.P.Pekola,
Proceedings of 'Macroscopic Quantum Coherence²', Napoli, 2000:
Macroscopic Quantum Coherence and Quantum Computing,
D. Averin, B. Ruggiero and P. Silvestrini (eds.), Plenum Publishers, New York (2001) 145.

[54] Adiabatic transport of Cooper pairs in arrays of Josephson junctions
J.P.Pekola, J.J.Toppari, N. Kim, M.T.Savolainen, L.Taskinen and K.Hansen,
Proceedings of 'Macroscopic Quantum Coherence²', Napoli, 2000:
Macroscopic Quantum Coherence and Quantum Computing,
D. Averin, B. Ruggiero and P. Silvestrini (eds.), Plenum Publishers, New York (2001) 127.

2000

[53] Multiply charged titanium cluster anions: Production and photodetachment
A.Herlert, K.Hansen, L.Schweikhard, M.Vogel,
Hyp.Int.127 (2000) 52        (link to journal)

[52] From above threshold ionization to statistical electron emission: the laser pulse duration dependence of C₆₀ photoelectron spectra
E.E.B. Campbell, K. Hansen, K. Hoffmann, G. Korn, M. Tchaplyguine, M. Wittmann, I.V. Hertel
Phys. Rev. Lett., 84 (2000) 2128-2131

[51] Absolute separation energies for Na-clusters
J.Borggreen, K.Hansen, F.Chandezon, T.Døssing, M. Elhajal, O.Echt,
Phys.Rev. A 62 (2000) 013202

[50] Determination of cluster binding energies on metal surfaces by statistics
Klavs Hansen,
Surf.Sci. 448 (2000) 305 (link to journal)

1999

[49] Radiative Cooling of a Small Metal Cluster: The Case of V₁₃⁺
C.Walther, G.Dietrich, W.Dostal, K.Hansen, S.Kr ckeberg, K.L tzenkirchen and L.Schweikhard,
Phys.Rev.Lett., 83 (1999) 3816       

[48] Thermionic emission laser spectroscopy of stored C₆₀^-
K.Hansen, J.U.Andersen, H.Cederquist, C.Gottrup, P.Hvelplund, M.O.Larsson, V.V.Petrunin, H.T.Schmidt,
Eur.Phys.J. D 9 (1999) 351        

[47] Reply to Comment by Stampfli and Märk
K.Hansen and O.Echt,
Phys.Rev.Lett. 82 (1999) 460       

[46] Evaporation rates for Na-clusters
J.Borggreen, F.Chandezon, O.Echt, H.Grimley, K.Hansen, P.M.Hansen, C.Ristori,
Eur.Phys.J. D 9 (1999) 119     

[45] Comment on "Photofragmentation of C₆₀ in seeded supersonic molecular beams: effects of ro-vibrational cooling" by Biasioli et al.
K. Hansen, R. Muller, E.E.B. Campbell 
Chem. Phys. Lett., 301, (1999) 105-108        (link to journal)

[44] Clusters in Storage Rings
P.Hvelplund, J.U.Andersen and K.Hansen,
Proceedings of Trapped Charged Particles and Fundamental Physics, 
D. H. E. Dubin, D. Schneider, editors,
AIP Conference Proceedings 457, (1999) 220

[43] Measuring Cluster Temperatures via Kinetic Energy Release
Peter Brockhaus, Kin Wong, Klavs Hansen, Vitaly Kasperovich, George Tikhonov and Vitaly V. Kresin:
Phys.Rev. A 59 (1999) 495        

[42] Evaporation and Cluster Abundance Spectra
K.Hansen and U.Näher:
Phys.Rev. A 60 (1999) 1240        

[41] Statistical Emission Processes of Clusters
K.Hansen,
Philos.Mag. B 79 (1999) 1413         (link to journal)

1998

[40] Probing energy and time scales by thermionic emission
Klavs Hansen,
Proceedings of 'Similarities and Differences Between Atomic Nuclei and Clusters', Tsukuba, Japan, july 1997,
Y.Abe, I.Arai, S.M.Lee, K.Yabana, Eds.,  AIP Conf. Proc. 416, New York, 1998.

[39] Penning ionization of C₆₀ and C₇₀
J.M.Weber, K.Hansen, M.-W.Ruf and H.Hotop,
Chem.Phys. 239 (1998) 271        (link to journal)

[38] Thermal radiation from small particles
K. Hansen, E.E.B. Campbell
Phys.Rev. E 58, (1998) 5477-5482       

1997

[37] Thermionic Emission and Fragmentation of C₆₀
K.Hansen and O.Echt,
Phys.Rev.Lett. 78 (1997) 2337        

[36] Stability of Carbon Clusters C_N for 46 < N < 102
P.E.Barran, S.Firth, A.J.Stace, H.W.Kroto, K.Hansen and E.E.B.Campbell,
Int.J.Mass Spec. and Ion Processes 167-168 (1997) 127         (link to journal)

[35] Resonant two-photon ionisation spectroscopy of C₆₀
K.Hansen, R.M ller, P.Brockhaus, E.E.B.Campbell and I.V.Hertel,
Z.Phys. D 42 (1997) 153        

[34] Electronic shell energies and deformations in large sodium clusters from evaporation spectra
F.Chandezon, S.Bjørnholm, J.Borggreen and K.Hansen,
Phys.Rev. B 55 (1997) 5485        

[33] Stability of Clusters of Fullerenes
K.Hansen, H.Hohmann, R.M ller and E.E.B.Campbell,
Z.Phys. D 40 (1997) 361        

1996

[32] Radiative Cooling of Fullerenes
K.Hansen and E.E.B.Campbell,
J.Chem.Phys. 104 (1996) 5012        

[31] From Abundance Spectra to Cluster Energies
K.Hansen,
Surface Review and Letters 3 (1996) 597

[30] Icosahedra of Icosahedra: The stability of (C₆₀)₁₃
K.Hansen, H.Hohmann, R.M ller and E.E.B.Campbell,
J.Chem.Phys. 105 (1996) 6088        

[29] Experimental Studies of Fusion and Fragmentation of Fullerenes
F.Rohmund, A.V.Glotov, K.Hansen and E.E.B.Campbell,
J.Phys. B 29 (1996) 5143        
J.Phys.B © copyright (2003) IOP Publishing Ltd. http://www.iop.org

1995

[28] Kinetic Energy Release During Evaporation from Large Sodium Clusters
K.Hansen and J.Falk,
Z.Phys. D 34 (1995) 251

[27] A hollow-cathode plasma sputter source for production of metal cluster beams
M.B.Nielsen, J.Borggreen, K.Hansen, J.Pedersen, B.Holst, M.Krogh, H.D.Rasmussen, E.Søndergård and A.Xenoulis,
Proceedings of the Second International Conference on Atomic and Nuclear Clusters, Santorini, Greece 1993
(G.S.Anagnostatos, W.von Oertzen, eds.),
Springer Verlag, Berlin (1995) 258

1994

[26] Electronic degrees of freedom and unimolecular rate constants in metal clusters
K.Hansen and M.Manninen,
J.Chem.Phys. 101 (1994) 10481        

[25] Temperature of Large Clusters
U.Näher and K.Hansen,
J.Chem.Phys. 101 (1994) 5367        

[24] A simple rate equation for fullerene coalescence
K.Hansen, C.Yeretzian, R.L.Whetten:,
Chem.Phys.Lett. 218 (1994) 462         (link to journal)

[23] Modified Nilsson model for large sodium clusters
S.M.Reimann, M.Brack and K.Hansen,
Z.Phys. D 28 (1993) 235

[22] Electronic shells and supershells in metal clusters
S.Bjørnholm, J.Borggreen, K.Hansen and J.Pedersen,
Perspectives of Many Particle Physics, Proc. Int. School of Physics 'Enrico Fermi', 
R.A.Broglia, J.R.Schrieffer and R.P.Bortignon (eds.), Varenna, Italy;
North Holland, Elsevier Science Publ. Amsterdam (1994) 279.

1993

[21] Picosecond resonant two-photon ionization of cold sodium clusters
K.Hansen, J.T.Khoury, M.L.Homer, F.E.Livingston and R.L.Whetten,
Z.Phys. D 26 (1993) 187

[20] Rates of electron emission from negatively charged, impact-heated fullerenes
C.Yeretzian, K.Hansen  and R.L.Whetten,
Science 260 (1993) 652

[19] Surface scattering of C₆₀⁺ and yield of C₆₀
C.Yeretzian, K.Hansen, R.D.Beck and R.L.Whetten,
J.Chem.Phys. 98 (1993) 7480

[18] Coalescence reactions of fullerenes
C.Yeretzian, K.Hansen, F.Diederich and R.L.Whetten,
Z.Phys. D 26 (1993) S300

1992

[17] Time-resolved degenerate four-wave mixing in thin films of C₆₀ and C₇₀ using femtosecond optical pulses
M.J.Rosker, H.O.Marcy, T.Y.Chang, J.T.Khoury, K.Hansen and R.L.Whetten,
Chem.Phys.Lett. 196 (1992) 427 (link to journal)

[16] Coalescence reactions of fullerenes
C.Yeretzian, K.Hansen, F.Diederich and R.L.Whetten,
Nature 359 (1992) 44

[15] Natriumklyngers periodiske system
K.Hansen
Dansk Kemi 73 (2) (1992) 12-15

[14] Collisional probes and possible structures of La₂C₈₀
C.Yeretzian, K.Hansen, M.M.Alvarez, K.S.Min, E.G.Gillan, K.Holczer, R.B.Kaner and R.L.Whetten,
Chem.Phys.Lett. 196 (1992) 337 (link to journal)

[13] Shell structure in nuclei and in metal clusters
S.Bjørnholm, J.Borggreen, K.Hansen, T.P.Martin, J.Pedersen and H.D.Rasmussen,
M. Brenner, T. Lønnroth and F.B. Malik, (eds.), Turku, Finland, Springer Verlag, Berlin (1992) 3.

[12] Supershells in laser-warmed Na-clusters
T.P.Martin, S.Bjørnholm, J.Borggreen, C.Brechignac, Ph.Cahuzac, K.Hansen and J.Pedersen,
Proceedings of the 88th WE-Heraeus-Seminar, R.Schmidt, H.O.Lutz and R.Dreizler, (eds.), Bad Honnef, Germany; 
Springer-Verlag, Berlin, 46.

1991

[11] Experiments with shell structure in metal clusters
S.Bjørnholm, J.Borggreen, K.Hansen, T.P.Martin, J.Pedersen and H.D.Rasmussen,
Cours de l'Ecole Joliot-Curie, Maubuisson.
IN2P3, France. Editions de Physique, Paris (1991) 311.

[10] Electronic shell structure of laser-warmed Na-clusters
T.P.Martin, S.Bjørnholm, J.Borggreen, C.Brechignac, Ph.Cahuzac, K.Hansen and J.Pedersen,
Chem.Phys.Lett. 186 (1991) 53         (link to journal)

[9] Observation of quantum supershells in clusters of sodium atoms
J.Pedersen, S.Bjørnholm, J.Borggreen, K.Hansen, T.P.Martin and H.D.Rasmussen:
Nature 353 (1991) 733

[8] Thermal properties of the valence electrons in alkali metal clusters
M.Brack, O.Genzken and K.Hansen,
Z. Phys.D 21 (1991) 65

[7] Thermal electronic properties of alkali clusters
M.Brack, O.Genzken and K.Hansen,
Z.Phys. D 19 (1991) 51

[6] The influence of shells, electron thermodynamics, and evaporation on the abundance spectra of large sodium clusters
S.Bjørnholm, J.Borggreen, O.Echt, K.Hansen, J.Pedersen and H.D.Rasmussen
Z.Phys. D 19 (1991) 47

[5] Superskaller i metalklynger
K.Hansen
KVANT 2 (3) (1991) 22-25

1990

[4] An Experimental  Study of Electronic Shell Structure in Large Sodium Clusters
K. Hansen
PhD dissertation

[3] Supershells in metal clusters
H.Nishioka, K.Hansen and B.R.Mottelson,
Phys.Rev. B 42 (1990) 9377

[2] Mean field quantization of several hundred electrons in sodium metal clusters.
S.Bjørnholm, J.Borggreen, O.Echt, K.Hansen, J.Pedersen, and H.D.Rasmussen
Phys.Rev.Lett.65 (1990) 1627

B.C.

[1] Klyngefysik
K.Hansen,
Fysisk Tidsskrift 85 (1987) 179-186