Michael Brownnutt

Photo Contact details

Institut für Experimentalphysik
Universität Innsbruck
Technikerstr. 25
A-6020 Innsbruck


tel :

+43 512 507

- 52464 (office)
- 52477 (lab)
- 52491 (fax)
e mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Scientific interests

  • Scalable ion-trap technology

  • 2D ion arrays

  • Ion-fibre coupling

  • Epistemology


Ph.D.: Physics. Imperial College London
(Thesis : 88Sr+ ion trapping techniques and technologies for quantum information processing)
2003 M.Sci.: Physics with year in Europe. Imperial College London
(Thesis : Stabilisation of an entanglement source)
2014 M.A.: Theology. University of Chester
(Thesis : Is the view of faith considered in contemporary discussions about science and religion compatible with the historical reformation view of faith?)

Research experience

2009 - Date

Institut für Experimentalphysik, Universität Innsbruck, Austria
University assistant with Prof. Dr. Rainer Blatt
Development of ion arrays in cryogenic ion traps.

2007 - 2009

Institut für Experimentalphysik, Universität Innsbruck, Austria
Post-doctoral researcher with Prof. Dr. Rainer Blatt
Development and characterisation of segmented ion traps.

2003 - 2007

Imperial College London / National Physical Laboratory, UK
Post-graduate student with Prof. Richard Thompson and Prof. Patrick Gill
88Sr+ ion trapping techniques and technologies for quantum information processing.

2001 - 2002

FAU Erlangen-Nürnberg, Germany
Masters student with Prof. Gerd Leuchs
Stabilisation of an Entanglement Source.


 2014 Ion-trap measurements of electric-field noise near surfaces
M. Brownnutt, M. Kumph, P. Rabl, and R. Blatt
arXiv:1409.6572 (2014)
Cryogenic silicon surface ion trap
M. Niedermayr, K. Lakhmanskiy, M. Kumph, S. Partel, J. Edlinger, M. Brownnutt, and R. Blatt
New J. Phys. 16 (2014) 113068 (arXiv:1403.5208)
  Operation of a planar-electrode ion trap array with adjustable RF electrodes
M. Kumph, P. Holz, K. Langer, M. Niedermayr, M. Brownnutt, and R. Blatt
arXiv:1403.5208 (2014)
2012 Does the current emphasis on postmodernism help or hinder evangelical engagement with society?
M. Brownnutt
Evang. Rev. Soc. Pol. 6.1/2 (2012) 11
Spatially-resolved potential measurement with ion crystals
M. Brownnutt, M. Harlander, W. Hänsel, and R. Blatt
Appl. Phys. B 107 (2012) 1125 (arXiv:1105.0604)
Compact RF resonator for cryogenic ion traps
D. Gandolfi, M. Niedermayr, M. Kumph, M. Brownnutt, and R. Blatt
Rev. Sci. Instrum. 83 (2012) 084705 (arXiv: 1204.5004)
Response to Peter Clarke on 'Determinism, brain function and free will'
M. Brownnutt
Science and Christian Belief 24 (2012) 81
Two-dimensional arrays of RF ion traps with addressable interactions
M. Kumph, M. Brownnutt and R. Blatt
New J. Phys. 13 (2011) 073043 (arXiv:1103.5428)
  Trapped-ion antennae for the transmission of quantum information
M. Harlander, R. Lechner, M. Brownnutt, R. Blatt and W. Hänsel
Nature 471 (2011) 200 (arXiv:1011.3639)
2010 Trapped-ion probing of light-induced charging effects on dielectrics
M. Harlander, M. Brownnutt, W. Hänsel and R. Blatt
New Journal of Physics 12 (2010) 093035 (arXiv:1004.4842)
2009 Deterministic reordering of 40Ca+ ions in a linear segmented Paul trap
F. Splatt, M. Harlander, M. Brownnutt, F. Zähringer, R. Blatt and W. Hänsel
New Journal of Physics 11 (2009) 103008 (arXiv:0906.5335)
2007 Zero-point cooling and heating-rate measurements of a single 88Sr+ ion
V. Letchumanan, G.Wilpers, M. Brownnutt, P. Gill and A.G. Sinclair
Physical Review. A 75 (2007) 063425
  Controlled photoionization loading of 88Sr+ for precision ion-trap experiments
M. Brownnutt, V. Letchumanan, G. Wilpers, R.C. Thompson, P. Gill and A.G. Sinclair
Applied Physics B 87 (2007) 411
2006 Monolithic microfabricated ion trap chip design for scaleable quantum processors
M. Brownnutt, G. Wilpers, P. Gill, R.C. Thompson and A.G. Sinclair
New Journal of Physics 8 (2006) 232
2003 Experiment towards continuous-variable entanglement swapping: Highly correlated four-partite quantum state
M. O. Glöckl, S. Lorenz, Ch. Marquardt, J. Heersink, M. Brownnutt, Ch. Silberhorn, Qing Pan, P. v. Loock, N. Korolkova and G. Leuchs
Physical Review A 68 (2003) 012319 (arXiv:0302068)