2011

A modern Fizeau experiment for education and outreach purposes,
O. Morizot, A. Sellé, S. Ferri, D. Guyomarc'h, JM. Laugier, M. Knoop
Eur. J. Phys., accepté en novembre 2010, arXiv :1011.1770v1 [physics.atom-ph]

2010

Ion dynamics in a linear radio-frequency trap with a single cooling laser,
M. Marciante, C. Champenois, A. Calisti, J. Pedregosa-Guttierez, M. Knoop
Phys. Rev. A 82, 033406 (2010), arXiv :1004.5202v1 [physics.atom-ph]


Ion ring in a linear multipole trap for optical frequency metrology,
C. Champenois, M. Marciante, J. Pedregosa-Gutierrez, M. Houssin, M. Knoop and M. Kajita
Phys. Rev. A, à paraître (2010), arXiv :1003.0763v1 [quant-ph]


Anharmonic contributions in real RF linear quadrupole traps,
J. Pedregosa, C. Champenois, M. Houssin, et M. Knoop
International Journal of Mass Spectrometry 290, 100-105 (2010), arXiv :1001.1403v1 [physics.ins-det]

2009

Crystallization of ion clouds in octupole traps: Structural transitions, core melting, and scaling laws
F. Calvo, C. Champenois, and E. Yurtsever
Phys. Rev. A 80, 063401 (2009)


Some aspects of simulation and realization of an optical reference cavity,
D. Guyomarc'h, G. Hagel, C. Zumsteg, M. Knoop,
Phys. Rev. A 80, 063802 (2009), arXiv :0911.1290v1 [physics.optics]

Open access - everything for free ?
A. Kastberg, M. Knoop
europhysics news 40/4, 03 (2009)

Modern applications of trapped ions,
M. Knoop, L. Hilico, J. Eschner
Journal of Physics B : Atomic, Molecular and Optical Physics 42, 150201 (2009)
http ://stacks.iop.org/0953-4075/42/150201

About the dynamics and thermodynamics of trapped ions
C. Champenois
Journal of Physics B : Atomic, Molecular and Optical Physics 42, 154002 (2009)

Short pulse laser-induced dissociation of vibrationally cold, trapped molecular ions
JD Alexander, C R Calvert, R B King, O Kelly, W A Bryan, G R A J Nemeth, W R Newell, C A Froud, I C E Turcu, E Springate, P A Orr, J Pedregosa-Gutierrez, C W Walter, R A Williams, I D Williams and J B Greenwood
Journal of Physics B : Atomic, Molecular and Optical Physics 42, 154027 (2009)

One and two photon excitation of rf trapped Ca+
C. Zumsteg, C. Champenois, D. Guyomarc'h, G. Hagel, M. Houssin, M. Knoop,
Actes du 4th Sino-French Workshop, Chinese Journal of Chemical Physics 22, 119-120 (2009)

2008

Two-step Doppler cooling of a three-level ladder system with an intermediate metastable level
C. Champenois, G. Hagel,  M. Knoop, M. Houssin,   C. Zumsteg, F. Vedel, M. Drewsen
Physical Review A 77, 033411 (2008),  arXiv:0710.5078 [quant-ph]


Index of refraction of gases for matter waves: Effect of the motion of the gas particles on the calculation of the index,
C. Champenois, M. Jacquey, S. Lepoutre, M. Büchner, G. Trénec, J. Vigué,
Phys. Rev. A  77, 013621 (2008)


Doppler cooling of calcium ions using a dipole-forbidden optical transition,
R. Hendricks, J. L. S{\o}rensen,  C. Champenois, M. Knoop, M. Drewsen
Phys. Rev. A 77, 021401(R) (2008),  arXiv:0705.3565 [quant-ph]


2007

Terahertz frequency standard based on three-photon coherent population trapping
C. Champenois, G. Hagel,  M. Houssin, M. Knoop,  C. Zumsteg, F. Vedel,
Phys.Rev.Lett. 99, 013001 (2007),    quant-ph/arXiv:0705.3565


2006

Quantum coherence and population trapping in three-photon processes
C. Champenois, G. Morigi, J. Eschner,
Phys. Rev. A 74, 053404
(2006)

2005

Long-term stabilization of the length of an optical reference cavity,
G. Hagel, M. Houssin, M. Knoop, C. Champenois,  M. Vedel, F. Vedel,
Review of Scientific Instrumentation 76, 123101 (2005),  arxiv:physics/0507208


Dark resonances as a probe for the motional state of a single ion,
C. Lisowski, M. Knoop, C. Champenois, G. Hagel, M. Vedel, F. Vedel,
Appl.Phys.B.  81, 5-12 (2005), arxiv: physics/0407135


2004

Evaluation of the ultimate performances of a Ca+ single-ion frequency standard,
C. Champenois, M. Houssin, C. Lisowski, G. Hagel, M. Knoop, M. Vedel, F. Vedel,
Phys.Lett. A 331/5, 298-311 (2004), arxiv: physics/0312120


Metastable level lifetimes from electron-shelving measurements in ion clouds and single ions,
M. Knoop, C. Champenois, G. Hagel, M. Houssin, C. Lisowski, M. Vedel, F. Vedel,
Eur. Phys. J. D 29, 163-171 (2004)

Manipuler un système simple : un ion unique piégé
C. CHAMPENOIS, T.B. EKOGO, G. HAGEL, M. HOUSSIN, M. KNOOP, C. LISOWSKI, M. VEDEL, F. VEDEL,
Actes de COLOQ8, J. Phys. IV (France) 119, p. 149-150 (2004)

2003

Linewidth reduction by 6 orders of magnitude of a broad-area 729-nm diode laser,
M. Houssin, P. Courteille, C. Champenois, M. Herbane, M. Knoop, M. Vedel, F. Vedel,
Applied Optics 42, 4871-4876 (2003)

2002

Single Ca+ ions in a Paul-Straubel trap
M. KNOOP, C. CHAMPENOIS, P. COURTEILLE, M. HERBANE, M. HOUSSIN, M. VEDEL, F. VEDEL,
Proceedings of the 6th Symposium on Frequency Standards and Metrology, ed. P. Gill, World Scientific, Singapore 2002, p.492-494

2001

Characterization of a miniature Paul-Straubel trap,
C. Champenois, M. Knoop, M. Herbane, M. Houssin, T.Kaing, M. Vedel, F. Vedel,
Eur. Phys. Journal D 15, 105-111 (2001)

2000

High Power Broad-Area Diode Laser at 794nm Injected by an External Cavity Laser,
T. Pawletko, M. Houssin, M. Knoop, M. Vedel, F. Vedel,
Opt. Comm. 174, 223-229 (2000)


Préparation d'une horloge à ions calcium dans le domaine optique
M. KNOOP, M. HERBANE, M. HOUSSIN, M. VEDEL, F. VEDEL,
Actes de COLOQ6, J. Phys. IV (France) 10, p 213-214 (2000)


1999

Kinetic energy of an N+ ion cloud throughout the stability diagram,
M. Vedel, J. Rocher, M. Knoop, F. Vedel,
Int. J. Mass Spectrom. 190/191, 37-45 (1999)

Probing Ca+ ions in a miniature trap
M. KNOOP, M. VEDEL, M. HOUSSIN, M. HERBANE, T. PAWLETKO, F. VEDEL,
Proceedings of the Joint Meeting of the 13th European Frequency and Time Forum and the 1999 IEEE International Frequency Control Symposium,
Besançon, avril 1999, IEEE Catalog no.99CH36313, p.696-699


Probing Ca+ ions in a miniature trap
M. KNOOP, M. VEDEL, M. HOUSSIN, T. SCHWEIZER, T. PAWLETKO, F. VEDEL,
Proceedings of the Conference on Trapped Charged Particles and Fundamental Physics, CP 457,
eds. Daniel H. Dubin and Dieter Schneider, The American Institute of Physics 1999, p. 365-368.

1998

Collisional quenching and j-mixing rate constants for the 3D-levels of Ca+,
M. Knoop, M. Vedel, F. Vedel,
Phys. Rev. A 58, 264-269 (1998)

Evidence of radial-axial motion couplings for an r.f. stored ion cloud,
M. Vedel, J. Rocher, M. Knoop, F. Vedel,
Appl. Physics B 66, 191-196 (1998)


1997

RF-stored Ca+ : prospect for a frequency standard in the visible domain,
M. KNOOP, J. RINK, G. HUANG, M. VEDEL, F. VEDEL,
Proceedings of the 11th European Forum of Time and Frequency 1997, p.591-595

1996

Laser-cooled Ca+ - ions in a Paul trap: influence of collisions,
M. KNOOP, J. RINK, M. VEDEL, F. VEDEL,
Proceedings of the 5th Symposium on Frequency Standards and Metrology, ed. J.C. Bergquist, World Scientific, Singapore 1996, p.430-431


Rf stored Ca+- possible candidate for a frequency standard in the optical domain,
M. KNOOP, J. RINK, M. VEDEL, F. VEDEL,
Proceedings of the 12th Intern. Conf. Laser Spectroscopy, eds. M. Inguscio, M. Allegrini, A. Sasso, World Scientific, Singapore 1996, p.185-186

1995

Experimental Study of the Efficiency of Storage in an RF Ion Trap,
M. Vedel, J. Rocher, M. Knoop, F. Vedel,
Rapid Comm. Mass Spectrom. 9, 1580-1583 (1995)


Lifetime, collisional quenching and j-mixing measurements of the metastable 3D-levels of Ca+,
M. Knoop, M. Vedel, F. Vedel,
Phys. Rev. A 52, 3763-3769 (1995)


Determination of stored ions kinetic energy by the time-of-flight method of free ejected ions,
M. Vedel, M. Knoop, D. Lunney, I. Rebatel, F. Vedel,
Phys. Rev.A 51, 2294-2300 (1995)


Spectroscopic study of the Ca+ long-lived 3D-doublet in view of a frequency standard application,
M. KNOOP, J. ROCHER, M. VEDEL, F. VEDEL,
Proceedings of the 9th EFTF 1995, p.390-393


Refroidissement laser d'un nuage d'ions Ca+en piège de Paul,
M. KNOOP, J. RINK, M. VEDEL, F. VEDEL,
Actes de COLOQ4, Ann. Phys. Fr. 20, 645-646 (1995)


Spectroscopie de CaII en piège de Paul,
M. KNOOP, N. KHELIFA, M. VEDEL, F. VEDEL,
Actes de COLOQ3, Ann. Phys. Fr. 20 (suppl. n°2), C1.121-C1.126 (1995)

1994

Investigation of a Ca+ rf stored ion cloud and observation of the forbidden S-D transitions,
M. Knoop, M. Vedel, F. Vedel,
J. Phys. II (France) 4, 1639-1650 (1994)