Previous talks

This talk has three parts. In part 1, I discuss the current status and near-term prospects for quantum computing and quantum simulation. In part 2, I emphasize the opportunity to... Read More

Machine learning enjoys widespread success in High Energy Physics (HEP) analysis at LHC. However the ambitious HL-LHC program will require much more computing resources in the next two decades. Quantum... Read More

Quantum many-body systems are very hard to simulate, as computational resources (time and memory) typically grow exponentially with system size. Quantum computers or analog quantum simulators can circumvent this problem... Read More

CERN, the European Organization for Nuclear Research, operates the largest particle accelerator in the world and is at the core of international programmes on fundamental physics research. CERN has a... Read More

To investigate the fundamental nature of matter and its interactions, particles are accelerated to very high energies and collided, producing a multitude of other particles. Identifying these collision products, as... Read More

In this talk, an introduction into the general functionality of a quantum computer will be given and the state-of-the-art of the Innsbruck trapped-ion quantum computer is briefly reviewed. We present... Read More

We present some recent developments on the development of efficient unconstrained tree tensor networks algorithms and their application to high-dimensional strongly correlated quantum systems. We present their application to the... Read More

Quantum Science and Technology (QS&T) exploits quantum properties of physical systems for acquiring, communicating, and processing information beyond classical capabilities. Successful applications of QS&T could be beneficial, potentially transformational, for... Read More

Gauge theories are the most successful theories for describing nature at its fundamental level, but obtaining analytical or numerical solutions often remains a challenge. We propose an experimental quantum simulation... Read More

In this talk, I will present our work on analog simulators of a U(1) gauge theory in one spatial dimension. To engineer the local gauge symmetry, we employ inter-species spin-changing... Read More

The computing and storage requirements for the upcoming High-Luminosity Large Hadron Collider programme represent a considerable challenge for CERN and the High Energy Physics community in general. For this reason,... Read More

We will explore U(1) lattice gauge theories with topological terms in D=1,2 and 3 spatial dimensions. For D=1, we scrutinize mass perturbation theory at small positive and negative fermion masses,... Read More

Particle physicists have developed numerous classical algorithms to process data from high-energy particle collisions.  Computational efficiency is an important criteria for selecting collider data analysis strategies, which is often weighed more... Read More

Theoretical predictions of the properties and dynamics of quantum many-body systems of importance to nuclear physics research, from field theories to dense and/or non-equlibrium matter to systems of neutrinos, require,... Read More

The reflected entropy is a measure of correlation introduced in the context of holography, where it has a simple and compelling geometric interpretation. In addition to providing a new way... Read More

We derive and discuss one- and two-dimensional models for classical electromagnetism by making use of Hadamard’s method of descent. Low-dimensional electromagnetism is conceived as a specialization of the higher dimensional... Read More

Theoretical and algorithmic advances, availability of data, and computing power have opened the door to exceptional perspectives for application of classical Deep Learning in the most diverse fields of science,... Read More

Quantum Technologies and especially Quantum Computing are strongly evolving fields in HEP. There are several initiatives on national, European and international level. In Germany, the Deutsches Elektronen-Synchrotron – DESY, in... Read More

In this lecture I will discuss recent developments by my colleagues and I that examine the application of novel and hybridized methods for simulating physical systems by transforming into the... Read More

I will review the recent results on using quantum algorithms to understand fundamental properties in High Energy Physics. The goal of this work is to allow the calculation of important... Read More

In this tutorial I will detail how the problem of Lattice Gauge theories, cast in Hamiltonian formalism (Kogut-Sussking and beyond), can be tackled with Tensor Networks (TNs) numerical methods. I... Read More

While an extremely successful theoretical and computational program called lattice quantum chromodynamics (QCD) has enabled a first-principles look into some properties of matter, we have yet to come up with... Read More

I will describe the use of tensor networks as a conceptual tool to understand aspects of holographic models of quantum gravity. These networks illuminate some of the many ways in... Read More

We will discuss three different aspects in the simulation of lattice gauge theories: (1) we will see how tensor network methods allow to have access to real-time dynamics in these... Read More

In extreme astrophysical environments like supernova explosions, the large neutrino density can lead to collective flavor oscillations driven by neutrino-neutrino interactions. These phenomena are important to describe flavor transport and... Read More

I will discuss state preparation and observable evaluation in abelian and non-abelian lattice gauge theories in two dimensions via digital quantum simulations.     Seminar video: QuantHEP Seminar YouTube channel Seminar... Read More

Gauge theories are a fundamental framework of modern physics and the staple of the Standard Model. Their principal property, gauge symmetry, implements the laws of nature through intrinsic local relations... Read More