Recent Submissions

  • Raman dressed Bose-Einstein condensates with tunable interactions: topological gauge theories and supersolids 

    Chisholm, Craig Sterling (Universitat Politècnica de Catalunya, 2023-06-19)
    Doctoral thesis
    Open Access
    (English) The exquisite control available in atomic ultracold quantum gases experiments makes them an ideal candidate for quantum simulation of diverse topics ranging from high energy physics and analogue quantum gravity ...
  • Quantum-enhanced imaging with SPAD array cameras 

    Camphausen, Robin (Universitat Politècnica de Catalunya, 2023-04-12)
    Doctoral thesis
    Open Access
    (English) Entangled photon pairs can enhance optical imaging capabilities. Phase imaging allows detecting fine detail of transparent samples without potentially invasive fluorescent labelling, and here entanglement enables ...
  • Investigating quantum many-body systems with tensor networks, machine learning and quantum computers 

    Kottmann, Korbinian Gebhard (Universitat Politècnica de Catalunya, 2022-10-14)
    Doctoral thesis
    Open Access
    (English) We perform quantum simulation on classical and quantum computers and set up a machine learning framework in which we can map out phase diagrams of known and unknown quantum many-body systems in an unsupervised ...
  • Squeezed-ligh-enhanced magnetometry in a high density atomic vapor 

    Troullinou, Charikleia (Universitat Politècnica de Catalunya, 2022-09-29)
    Doctoral thesis
    Open Access
    (English) This thesis describes experiments that employ squeezed light to improve the performance of a sensitive optically-pumped magnetometer (OPM). The squeezed light source employs parametric amplification of vacuum ...
  • Contributions to nanophotonics: linear, nonlinear and quantum phenomena 

    Roque Fernández, Pablo Manuel de (Universitat Politècnica de Catalunya, 2022-10-18)
    Doctoral thesis
    Open Access
    (English) Nanophotonics can be defined as the science and technology studying the control optical fields at the nanoscale and their interaction with matter. In order to spatially control such fields we would need structures ...
  • Quantum many-body physics with ultracold atoms and molecules: exact dynamics and machine learning 

    Dawid Lekowska, Anna Maria (Universitat Politècnica de Catalunya, 2022-09-20)
    Doctoral thesis / Doctoral thesis
    Open Access / Open Access
    (English) Quantum many-body physics poses a substantial computational challenge resulting from the exponential growth of the wave function complexity and many non-trivial correlations encoded in it. Studying many-body ...
  • Resource theories of quantum dynamics 

    Hsieh, Chung Yun (Universitat Politècnica de Catalunya, 2022-10-10)
    Doctoral thesis
    Open Access
    (English) As one of our most successful theories, quantum theory has greatly strengthened our understanding of nature and significantly advanced technologies. Specifically, quantum effects provide advantages in a broad ...
  • Synthetic quantum matter using atoms and light 

    Argüello Luengo, Javier (Universitat Politècnica de Catalunya, 2022-10-21)
    Doctoral thesis
    Open Access
    Atomic and optical physics are two fields closely connected by a shared range of energy scales, and the interactions between them. Atoms represent the most fundamental components of matter, and interactions with electromagnetic ...
  • Laser-induced electron interferences from atoms and molecules 

    Sánchez, Aurelien (Universitat Politècnica de Catalunya, 2022-07-25)
    Doctoral thesis
    Open Access
    Since discovering wave-particle duality, science has changed our perception of light and matter, especially at the subatomic level. Thanks to such discoveries, we have been able to develop and expand our scientific knowledge ...
  • Development of novel multimodal light-sheet fluorescence microscopes for in-vivo imaging of vertebrate organisms 

    Bernardello, Matteo (Universitat Politècnica de Catalunya, 2022-06-14)
    Doctoral thesis
    Open Access
    The observation of biological processes in their native environments is of critical importance for life science. While substantial information can be derived from the examination of in-vitro biological samples, in-vivo ...
  • Atomic imaging of complex molecular 

    Liu, Xinyao (Universitat Politècnica de Catalunya, 2022-07-27)
    Doctoral thesis
    Open Access
    One of the significant challenges of modern science is to track and image chemical reactions as they occur. The molecular movies, the precise spatiotemporal tracking of changes in their molecular dynamics, will provide a ...
  • Quantum optics at its best: from quantum interferometry to quantum metrology 

    Almeida, Jessica Oliveira de (Universitat Politècnica de Catalunya, 2022-07-28)
    Doctoral thesis
    Open Access
    Quantum optics experiments are currently the most advanced techniques to under- stand, verify and simulate quantum phenomena. However, to access all the perfor- mance available in quantum states of light, one needs to ...

View more