Quantum optics with complex nanoscale (biological) matter

Matter-wave beam splitters & interferometers (Diffraction, KDTLI, OTIMA)

Quantum decoherence & explorations of quantum linearity

Beam and detection methods for biomolecules & nanoparticles  

Cooling and slowing of biological nanomatter: jets, buffers & traps

Quantum-assisted metrology with a biochemical perspective

Cavity cooling and detection of dielectric nanoparticles


QNP News Ticker

  • Peter Asenbaum was awarded the Hans-Thirring Prize for his doctoral thesis "Cavity cooling of silicon nanoparticles in high-vacuum" on 19.12.2014
  • Stefan Nimmrichter receives the Award of Excellence for his doctoral thesis "Macroscopic Matter-wave Interferometry" on 10.12.2014
  • Nadine Dörre, Philipp Haslinger, Jonas Rodewald, Philipp Geyer, Markus Arndt,
    Refined model for Talbot-Lau matter-wave optics with pulsed photodepletion gratings
    JOSA B
    32, 114–120 (2015).

  • Congratulations to Dr. Mag. Mag. Lukas Mairhofer !
    He completed his doctorate in philosophy with distinction,
    in parallel to his ongoing PhD in physics.
  • Congratulations to Dr. Philipp Haslinger ! 
    was awarded an FWF Erwin Schrödinger Fellowship (Dec. 2014)
  • Congratulations to Christian Knobloch, MSc!
    He successfully completed his Master degree in November 2014
  • C. Emary, J. P. Cotter, M. Arndt,
    Testing macroscopic realism through high-mass interferometry

    Phys. Rev. A 90,
    042114-1 (2014).

  • Congratulations to Dr. Peter Asenbaum !
    He completed his doctorate with distinctions on September 26th.
    He moved on to work with Mark Kasevich at Stanford University.
  • Congratulations to Mag. Sandra Eibenberge
    CoQuS Poster award,
    Summer school, Sept. 2014
  • Congratulations to Sandra Eibenberger!
    She was awarded the BOLOGNA 2014 Josef Pliva Prize
    at the 23rd Int. Conf. on High Resolution Molecular  Spectroscopy
    It is awarded for the best talks by students and recent Ph.D.'s

  • Congratulatons to Ugur Sezer!
    He completed his master degree with distinctions on July 30th
  • Testing macroscopic realism through high mass interferometry, Clive Emary,  J.P Cotter and Markus Arndt, http://arxiv.org/abs/1408.1626
  • Group Retreat: 6-8 July in Weissenkirchen: Productive scientific discussions and real fun.
  • 24. June 2014:
    Sandra Eibenberger, Xiaxi Cheng, J.P. Cotter, Markus Arndt
    Absolute absorption cross sections from photon recoil in a matter-wave interferometer
    Phys. Rev. Lett. 112, 250402 (2014)

  • May 2014:
    Markus Arndt elected as a
    Corresponding Member of the Austrian Academy of Sciences (ÖAW).

  • Sandra Eibenberger
    In a report on ORF ZIB , April 2014

  • Markus Arndt & Klaus Hornberger
    Insight review: Testing the limits of quantum mechanical superpositions
    Nature Physics 10, 271-277 (2014).
  • 2014, Stefan Nimmrichter's PhD thesis selected as a
    Springer thesis: 'Recognizing Outstanding Ph.D. Research'

  • Welcome Stephan Pribitzer: Stephan finished his Master at ETH and has joined us for a 4 month internship.

  • Video Clip on Cavity Cooling of a Silicon Nanoparticle by Peter Asenbaum and Stefan Kuhn highlighted in the video gallery of the APS spring meeting 2014.


  • Absolute absorption cross sections from photon recoil in a matter-wave interferometer

    arXiv:1402.5307 [quant-ph], 14.2.2014
    Sandra Eibenberger, Xiaxi Cheng, J.P. Cotter, Markus Arndt


  • Congratulations: Nadine Dörre receives a SASP 2014 Poster prize
    for her contribution Quantum interferometry with clusters in the time domain
    SASP 2014 - XIXth Symposium on Atomic, Cluster and Surface Physics 2014
  • Jan 2014
    Stefan Gerlich in Atomium Culture:
    A Journey Across the Quantum–Classical Border
  • Jan 2014:
    Markus Arndt selected as an Outstanding Referee for the
    journals of the American Physical Society (APS)

  • 12/2013
    Nadine Dörre interviewed in the science magazine 'Falter, Heureka'

  • 6.12.2013 Interaktive Forschungssimulationen
    M. Tomandl, CM Loser-Valiente Kroon, M. Hopf and M. Arndt
    Praxis der Naturwissenschaften 8, 31 - 36 (2013)

  • 4.12.2013 Markus Arndt receives the Prize of the City of Vienna 2013 
    for Natural Sciences and Technology.
  • 2.11.2013 Quantum Meets Biology, by Arndt, Juffmann, Vedral is
    4 years after publication still the most read article of HFSP journal
    with 1980 article views

  • 29.10.2013: Congratulations to Dr. Stefan Nimmrichter!!
    Stefan completed today his Doctorate in Physics with distinction

  • Welcome Dr. Christian Brandt, Christian joined us on 15 October 2012,
    coming from the University of Düsseldorf
  • 16.9.2013: Music for an optical interferometer
    "Self Image" is an orchestral piece written by Adrian Artacho Bueno and inspired by the patterns produced by near-field diffraction in an optical interferometer (Markus Arndt Group). This piece was auspiced by the CoQuS (Complex Quantum Systems) students at their annual retreat.
  • CoQuS Poster prize for Stefan Kuhn

  • 5.9.2013: Congratulations to Dr. Michele Sclafani!!
    Michele completed today his Doctorate in Physics with distinction
  • 2.8.2013:  Quantum coherent propagation of complex molecules through the frustule of the alga Amphipleura pellucida
    New J. Phys. 15 083004 doi:10.1088/1367-2630/15/8/083004
    See the video abstract

  • 10.7.2013: Congratulations to Dr. Philipp Haslinger !!
    Philipp completed today his Doctorate in Physics with distinction.
  • 9.7.2013 Matter-wave interference with particles selected from a molecular library with masses exceeding 10 000 amu
    Phys.Chem. Chem. Phys., 2013, 15, 14696 ; DOI: 10.1039/C3CP51500A.

  • 5.7.2013: Congratulations to Stefan Kuhn, Msc !!
    Stefan completed today his Master in Physics with distinction.

  • July 2013: "Quantum Interactive" granted
    Start of a new science communication project funded by the Vienna ZIT
  • Cavity cooling of free Si nanospheres in high vacuum
    Peter Asenbaum, Stefan Kuhn, Stefan Nimmrichter, Ugur Sezer, Markus Arndt

  • Welcome Sasha Sproch
    Sasha has joined us from Franklin W. Olin College of Engineering, Boston/MA to spent part of her summer with us, starting on June 1st, 2013.

  • Welcome Dr. Lisa Wörner, 
    Lisa has moved from the Max-Planck-Institute for Extraterrestrial Physics in Garching/Germany to join the QNP team in Vienna. We are glad to have her with us, starting on June 1st, 2013.
  • In the news of Imaging & Microscopy, May 17th, 2013:
    Far-field molecule interference of single molecules.

  • Welcome Dr. Joseph Cotter, 
    Joe has moved from Imperical College London to join the QNP team in Vienna. We are glad to have him with us, starting in May 1st, 2013.
  • Dr. Thomas Juffmann !
    31.1.2013 Thomas completed his Doctorate with distinction!

  • ERC Advanced Grant awarded to Markus Arndt & the QNP team
  • Quantum physics meets biology Most read article of  HFSP Journal 12/2012

  • Focus on modern frontiers of matter wave optics and interferometry,
    New. J. Phys. Editorial published 11.12.2012

  • Quantum-Invader is online :  28.9.2012

  • The Quantum Nanophysics Group at the "Day of science films", 28.9.2012

  • Schrödingers Katze auf dem Prüfstand
    by Markus Aspelmeyer & Markus Arndt, Cover Story Spektrum der Wissenschaft (10/2012)  
  • Feature on SSPD detection in Superconductor Week - April 17, 2012
  • The 2012 AMMRF micrograph award goes to Thomas Juffmann

  • Influence of the Coriolis Force in Atom Interferometry
    Phys.Rev.Lett., February, (2012), Philipp Haslinger with Holger Müller at the University of California, Berkeley,Highlight by Nature PhotonicsPhysics Viewpoint
  • Rev. Mod Phys. 84, 157-173 (2012)
    "Colloquium on Molecular matter waves", Featured in Nature Physics 2/2012 by Mark Buchanan

  • A journey across the quantum-classical border
    article appears in irishtimes.com, Atomium Culture,Tuesday, January 24, 2012
  • Discover Magazine Top 100 Science News of 2011
    Molecular Interference among them
  • Sensitivity of a superconducting nanowire detector for single ions at low energy 
    article appears in Nanotechnology 23, 065501 (2012)
  • Propsoal for testing GRWP models in the UK press
    8.11.2011 Our paper on proposals for testing GRWP featured in the UK The Telegraph
  • Review: Quantum interference of clusters and molecules
    Rev. Mod. Phys. (2011) in press, arXiv:1109.5937
  • Embracing quantum metrology with wide arms
    Physics 4, 74 - Published September 19, 2011
  • Highly Fluorous Porphyrins as Model Compounds for Molecule Interferometry
    Eur. J. Org. Chem., Volume 2011, Issue 25, Pages: 4823 to 4833
    Highlighted by ChemistryViews,  ...
  • Science exchange grant
    Philipp Haslinger received a scientific exchange grant by the University of Vienna to cooperate with Prof. Holger Müller, University of Berkeley.
  • Concept of an ionizing time-domain matter-wave interferometer
    July, 5th  2011: Published in New J. Phys. 13, 075002 (2011).
  • Schaumayer Prize
    June 2011: Sandra Eibenberger receives a Dr. Maria Schaumayer prize for women in science
  • ESF meeting on Casimir forces
    11-13.5.2011 European meeting with 20 participants from 7 countries, hosted by QNP
  • Proposal for a test of continous spontaneous localization in cluster interferometry
    27.4.2011 published in Phys. Rev. A 83, 043621 (2011).
  • Electric moments in molecule interferometry
    25.4.2011 published in New J. Phys. 13, 043033 (2011), chosen as 'IOP select'
  • Quantum interference of large organic molecules
    Nature Communications 2, 263 (2011), Highlight in Nature, Nature AsiaScience Daily ...

  • 15. Dec. 2010 Vienna Center for Quantum Science and Technology (VCQ)
    Official Founding as a joint initiative of the University of Vienna, the Vienna University of Technology, and the Austrian Academy of Sciences.
    VCQ was founded by Markus Arndt, Markus Aspelmeyer, Arno Rauschenbeutel, Jörg Schmiedmayer, Frank Verstraete, and Anton Zeilinger, with M. Aspelmeyer as the Speaker.