Romain Danneau



NOW AT INSTITUT FÜR NANOTECHNOLOGIE,

FORSCHUNGSZENTRUM KARLSRUHE,

GERMANY




Contents

Educational Qualifications and Awards


2006 Inipostdoc fellowship granted by the French Academia of Science (5000€): this grant is given to young French postdocs exiled overseas who wish to pass academic position contests.

2005 Australian Research Council Discovery Project Award Fellowship Project N° DP0666405. Title: Electronic with spin: Investigating spin-dependent electrical properties of semiconductor nano-devices. Author: Romain Danneau. Funding: Au$ 345000 for three years (215000 €).

2004 Research Fellow in the School of Physics, University of New South Wales, Sydney, Australia.

2003 Ph.D. in Physics at the Centre de Recherche sur les Très Basses Températures (CNRS), Joseph Fourier University, Grenoble, France.

2001 HERCULES’s Diploma (Higher European Research Course for Users of Large Experimental Systems) at University of Joseph Fourier, Grenoble, France.

2000 European Laue Langevin Institute Postgraduate Award Scholarship.

2000 Postgraduate Diploma in Material Science specializing in solid state physics and Award Scholarship (3000€) at University of Orsay, Paris, France.

1999 Master’s degree with Honours majoring in Physics, University of Orsay, Paris, France.



Research History and Experience Background


Current projects



Since Sep 2008: Junior Group Leader at the Institut für Nanotechnologie, Forschungszentrum Karlsruhe, Germany. Project from the Excellence initiative of the Karlsruhe Institute of Technology (Fusion between Universität Karlsruhe and Forschungszentrum Karlsruhe).

Subject:Electronic properties of graphene

More details coming soon on a new webpage!









Past research


High frequency transport and noise in graphene and nanotube devices


2006-08 Postdoc within the NANOSYSTEMS (collaboration between Nokia Research Center and Helsinki University of Technology) and CARDEQ (Carbon Nanotube Devices at the Quantum Limit) European project [1] in the Nano group [2] the Low Temperature Laboratory at Helsinki University of Technology, Finland [3].



My research project involved low temperature measurements of graphene and carbon nanotubes.


This work was focused on proximity induced superconductivity, shot noise, high frequency and cross correlation measurements.


Subject: Graphene and carbon nanotubes


Shot noise in Graphene


For more details:


Single wall carbon nanotube Josephson junctions


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Single wall carbon nanotube high frequency devices


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1D Hole systems


2004-06 Research Associate (Australian Research Council) in the QED [4] group at the School of Physics [5], University of New South Wales, Sydney, NSW, Australia (School of Physics, UNSW).

Subject: Electronic transport properties of low-dimensional hole systems

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Charge density wave dynamics


2000–03 Ph.D. at the Centre de Recherche sur les Très Basses Températures (Now Institut Néel [6], CNRS), University of Joseph Fourier in Grenoble, France

Supervisor: P. Monceau and R. Currat

Referees: T. Giamarchi, T. Klein and S. Ravy

Subject: Dynamics and structure of a charge density wave

For more details:


Domain walls


2000 Master thesis project at the Service de Physique de l’Etat Condensé (SPEC/DRECAM/DSM/CEA Saclay) [7]

Supervisors: O. Klein and M. Viret

Referees: A. Fert and B. Roulet

Subject: Contributions to the resistivity of an individual magnetic domain wall

For more details:


VCSEL's


1999 Four month project with the Centre d’Etude National des Télécommunications (CNET/FRANCE TELECOM, Bagneux Laboratory, Concepts and Devices for Photonics, now LPN in Marcoussis [8], France).

Supervisor: C. Mériadec and J.L. Oudar

Subject: Development of a Reactive Ion Etching (RIE) process on III-V semiconductor multi-layers and its application to the fabrication of vertical cavity devices (VCSEL's)

For more details:


Some early works


1998 Two month project with the AIME COTTON Laboratory [9] (CNRS, Orsay, France).

Advisor: J.P. Galaup.

Subject: Novel materials for optical recording by Hole-Burning spectroscopy


1997 Two month project with the Linear Accelerator Laboratory [10] (LAL/IN2P3/CNRS, Orsay, France).

Advisor: J. Jean-Jean and M. Couchot (EROS project).

Subject: Development of a transmitter and a collector of negative ions for the construction of an ultra-sensitive anemometer


Attendance at National and International Conferences


  • 2008 Participation at the Graphene Week 2008 ICTP International Conference, Trieste, Italy (poster).
  • 2008 Participation at the 25th Low Temperature Physics International Conference (LT 25), Amsterdam, The Netherlands (oral presentation).
  • 2008 Participation at the International Symposium on Quantum Phenomena and Devices at Low Temperatures (ULTI 2008), Espoo, Finland (posters).
  • 2007 Participation at the International Workshop on Electrons in Graphene, Orsay, France (oral presentation).
  • 2007 Participation at the 17th Electronic Properties of Two-Dimensional Systems International Conference (EP2DS 17), Genova, Italy (posters).
  • 2006 Participation at the 28th International Conference on the Physics of Semiconductors (ICPS 28), Vienna, Austria (oral presentation).
  • 2006 Participation at the Spin and Charge Effect at the Nanoscale International Conference (SCEN06), Pisa, Italy (invited oral presentation).
  • 2005 Participation at the 16th Electronic Properties of Two-Dimensional Systems International Conference (EP2DS 16), Albuquerque, USA (poster).
  • 2002 Participation at the Electronic Crystal International Conference (ECRYS 2002), St Flour, France, (poster).
  • 2001-02 Participation at the annual French research meetings (GDR 2284): Elastic Systems in Disordered potentials (posters).


National and international seminars


  • Shot noise in graphene

Feb 2008, MCBT department seminar, invited by J. Delahaye and G. Vermeulen, Institut Néel, Grenoble, France.


  • Shot noise in graphene

Jan 2008, seminar, invited by H. von Löhneysen, Karlsruhe Institute of Technology, Germany.


  • Ballistic transport, Zeeman splitting and spin polarization in hole quantum wires

Jul 2007, seminar, invited by R. Allenspach, IBM Zürich Research Laboratory, Rüschlikon, Switzerland.


  • Proximity induced superconductivity in single walled carbon nanotubes

Apr 2007, seminar, annual CARDEQ project meeting, Barcelona, Spain.


  • Graphene nano-ribbons

Apr 2007, seminar, organized by Nokia inc., Nokia Research Center, Helsinki, Finland.


  • Zeeman splitting and spin related phenomena in ballistic hole quantum wires

Nov 2006, IPMC seminar, invited by R.M. Galera, Institut Néel, Grenoble, France.


  • Spin related phenomena in ballistic hole quantum wires

Oct 2006, seminar, invited by K. Muraki, NTT Basic Research Laboratory, Atsugi, Japan.


  • Zeeman Effect in a one-dimensional system with strong spin-orbit coupling

Jul 2006, seminar, invited by P.J. Hakonen, Low Temperature Laboratory, Helsinki University of Technology, Finland.


  • Conductance anomaly and Zeeman splitting in ballistic holes quantum wires

Jun 2006, seminar, invited by M. Pepper, Cavendish Laboratory, Cambridge, United Kingdom.


  • Influence of confinement in low-dimensional systems with strong spin-orbit coupling

May 2006, seminar, invited by V. Pellegrini, Scuola Normale Superiore, Pisa, Italy.


  • Influence du confinement sur les systèmes de basses dimensions à fort couplage spin-orbite

May 2006, seminar, invited by B. Jouault, Groupe d’Etude des Semiconducteurs, Montpellier, France.


  • Zeeman splitting in ballistic hole quantum wires

Jan 2006, seminar, invited by K. Ensslin, Solid State Physics Laboratory, ETH Zürich, Switzerland.


  • Ballistic transport in 1D hole systems

Oct 2005, seminar, invited by U. Zülicke, Institute of Fundamental Science, Massey University, Palmerston North, New Zealand.


  • Charge density wave dynamics in quasi-one dimensional metals and ballistic transport in semiconductor hole systems: Two different ways to study one dimensional physics

May 2005, seminar, invited by P.D. Drummond, University of Queensland, Brisbane, Australia.


  • Dynamics and structure of a charge density wave

Sept 2003, seminar, invited by P.H. Kes, Kamerlingh Onnes Laboratory, University of Leiden, The Netherlands.


  • Charge density wave dynamics

May 2003, seminar, invited by L.M.K. Vandersypen , Quantum Transport Group, Kavli Institute of Nanoscience, Delft University of Technology, The Netherlands.


List of publications & proceedings


Publications


  • F. Wu, R. Danneau, P. Queipo, E. Kauppinen, T. Tsuneta and P.J. Hakonen

Single-walled carbon nanotube weak links: From Fabry-Pérot to Kondo regime

(unpublished) arXiv:0809.3386 [11]


  • S.E.S. Andresen, F. Wu, R. Danneau, D. Gunnarsson, and P.J. Hakonen

Highly sensitive and broadband carbon nanotube radio-frequency single-electron transistor

J. Appl. Phys. 104, 0337145 (2008) [12], also on arXiv:0711.4936 [13]


  • R. Danneau, F. Wu, M.F. Craciun, S. Russo, M.Y. Tomi, J. Salmilehto, A.F. Morpurgo, and P.J. Hakonen

Shot noise in ballistic graphene

Phys. Rev. Lett. 100, 196802 (2008) [14], also on arXiv:0711.4306 [15]


  • L.H. Ho, W.R. Clarke, A.P. Micolich, R. Danneau, O. Klochan, M.Y. Simmons, A.R. Hamilton, M. Pepper and D.A. Ritchie

The Effect of screening long range Coulomb interactions on the metallic behavior in two-dimensional hole systems

Phys. Rev. B 77, 201402(R) (2008) [16], also on arXiv:0804.4049 [17]


  • R. Danneau, O. Klochan, W.R. Clarke, L.H. Ho, A.P. Micolich, M.Y. Simmons, A.R. Hamilton, M. Pepper and D.A. Ritchie

0.7 structure and zero bias anomaly in ballistic hole quantum wires

Phys. Rev. Lett. 100, 016403 (2008) [18], also on cond-mat/0702210 [19]


  • O. Klochan, W.R. Clarke, R. Danneau, A.P. Micolich, L.H. Ho, A.R. Hamilton, K. Muraki and Y. Hirayama

Ballistic transport in induced one-dimensional hole systems

Appl. Phys. Lett. 89, 092105 (2006) [20], also on cond-mat/0607509 [21]


  • R. Danneau, O. Klochan, W.R. Clarke, L.H. Ho, A.P. Micolich, M.Y. Simmons, A.R. Hamilton, M. Pepper, D.A. Ritchie and U. Zülicke

Zeeman splitting in ballistic hole quantum wires

Phys. Rev. Lett. 97, 026403 (2006) [22], also on cond-mat/0607355 [23]


  • R. Danneau, W.R. Clarke, O. Klochan, A.P. Micolich, A.R. Hamilton, M.Y. Simmons, M. Pepper and D.A. Ritchie

Conductance quantization and the 0.7 × 2e2/h conductance anomaly in one-dimensional hole systems

Appl. Phys. Lett. 88, 012107 (2006) [24], also on cond-mat/0507592 [25]


  • A. Ayari, R. Danneau, H. Requardt, L. Ortega, J.E. Lorenzo, P. Monceau, R. Currat, S. Brazovskii and G. Grübel

Sliding-induced decoupling and charge transfer between the coexisting Q1 and Q2 charge density waves in NbSe3

Phys. Rev. Lett. 93, 106404 (2004) [26]


  • R. Danneau, A. Ayari, D. Rideau, H. Requardt, J.E. Lorenzo, L. Ortega, P. Monceau, R. Currat and G. Grübel

Reply to Comment on Motional ordering of a charge density wave in the sliding state

Phys. Rev. Lett. 91, 049704 (2003) [27]


  • R. Danneau, A. Ayari, D. Rideau, H. Requardt, J.E. Lorenzo, L. Ortega, P. Monceau, R. Currat and G. Grübel

Motional ordering of a charge density wave in the sliding state

Phys. Rev. Lett. 89, 106404 (2002) [28]


  • R. Danneau, P. Warin, J.P. Attané, Y. Petej, C. Beigné, C. Fermon, O. Klein, A. Marty, F. Ott, Y. Samson and M. Viret

Individual domain wall resistance in submicron ferromagnetic structures

Phys. Rev. Lett. 88, 157201 (2002) [29]


  • H. Moussa, R. Danneau, C. Mériadec, L. Manin, I. Sagnes and R. Raj

Deep in situ dry-etch monitoring of III-V multilayer structures using laser reflectometry and reflectivity modeling

J. Vac. Sci. Technol. A 20(3), 748 (2002) [30]


Proceedings


  • F. Wu, R. Danneau, P. Queipo, E. Kauppinen, T. Tsuneta and P.J. Hakonen

Controlling supercurrents using single-walled carbon nanotube weak links

(unpublished)


  • R. Danneau, F. Wu, M.F. Craciun, S. Russo, M.Y. Tomi, J. Salmilehto, A.F. Morpurgo, and P.J. Hakonen

Evanescent wave transport and shot noise in graphene: ballistic regime and effect of disorder

(unpublished) arXiv:0807.0157 [31]


  • L.H. Ho, W.R. Clarke, R. Danneau, O. Klochan, A.P. Micolich, A.R. Hamilton, M.Y. Simmons, M. Pepper and D.A. Ritchie

Screening long range Coulomb interactions in two-dimensional hole systems using a bilayer heterostructure

Physica E 40, 1700 (2008) [32]


  • R. Danneau, O. Klochan, W.R. Clarke, L.H. Ho, A.P. Micolich, M.Y. Simmons, A.R. Hamilton, M. Pepper and D.A. Ritchie

0.7 structure and zero bias anomaly in one-dimensional hole systems

Physica E 40, 1501 (2008) [33]


  • R. Danneau, O. Klochan, W.R. Clarke, L.H. Ho, A.P. Micolich, M.Y. Simmons, A.R. Hamilton, M. Pepper, D.A. Ritchie and U. Zülicke

Anisotropic Zeeman splitting in ballistic one-dimensional hole systems

AIP Conference Proceedings 893, 699 (2007) [34], also on cond-mat/0607357 [35]


  • O. Klochan, W.R. Clarke, R. Danneau, A.P. Micolich, L.H. Ho, A.R. Hamilton, K. Muraki and Y. Hirayama

Conductance quantization in induced one-dimensional hole systems

AIP Conference Proceedings 893, 681 (2007) [36]


  • R. Danneau, W. R. Clarke, O. Klochan, L.H. Ho, A.P. Micolich, A.R. Hamilton, M.Y. Simmons, M. Pepper and D.A. Ritchie

Ballistic transport in one-dimensional bilayer hole systems

Physica E 34, 550 (2006) [37]


  • A. Ayari, R. Danneau, H. Requardt, L. Ortega, J.E. Lorenzo, P. Monceau, R. Currat, S. Brazovskii and G. Grübel

Switching effects and sliding-induced charge transfer between the coexisting Q1 and Q2 charge density waves in NbSe3

J. Phys. IV 131, 125 (2005) [38]


  • R. Danneau, A. Ayari, D. Rideau, H. Requardt, J.E. Lorenzo, L. Ortega, P. Monceau, R. Currat, and G. Grübel

Increase of the charge density wave phase coherence in the sliding and the mode-locked state

J. Phys. IV 12, Pr9-177 (2002) [39]


  • H. Requardt, D. Rideau, R. Danneau, A. Ayari, F. Ya Nad, J.E. Lorenzo, P. Monceau, R. Currat, C. Detlefs, D. Smilgies and G. Grübel

X-ray diffraction study of the transient structure of sliding charge density waves in NbSe3

J. Phys. IV 12, Pr9-181 (2002) [40]


  • H. Requardt, J.E. Lorenzo, R. Danneau, R. Currat and P. Monceau

Studies of the dynamics in charge density wave systems using inelastic X-ray scattering with meV-energy-resolution

J. Phys. IV 12, Pr9-39 (2002) [41]


Invited review articles


  • A. R. Hamilton, R. Danneau, O. Klochan, W.R. Clarke, A.P. Micolich, L.H. Ho, M.Y. Simmons, D.A. Ritchie, M. Pepper, K. Muraki and Y. Hirayama

The 0.7 anomaly in one-dimensional hole quantum wires

J. Phys. Condens. Matter. 20, 164205 (2008) [42]


  • A. R. Hamilton, O. Klochan, R. Danneau, W.R. Clarke, L.H. Ho, A.P. Micolich, M.Y. Simmons, M. Pepper, D.A. Ritchie, K. Muraki and Y. Hirayama

Quantum transport in one-dimensional GaAs hole systems

Int. J. Nanotechnology 5, 318 (2008) [43]