57 citations · 639 across the 41 of their papers we have counts for
44 papers
Electric Flux as a Criterion for String Breaking and Schwinger Pair Production
Sebastian Grieninger
We define string breaking by the midpoint electric field falling to half a flux unit. In the massive Schwinger model, an energy balance between intact string and screened configura…
Full-event anomaly detection for new physics searches at the Electron-Ion Collider
Dimitrios Athanasakos, Sebastian Grieninger, Hongkai Liu +3
The future Electron-Ion Collider (EIC) will offer new opportunities to search for physics beyond the Standard Model. We study resonant anomaly detection using machine learning and…
The Utility of Sparse Error Detection in Quantum Simulations
Henry Froland, Dorota M. Grabowska, Sebastian Grieninger +8
The recent success of error detecting codes points toward their potential application to fault-tolerant simulations of nature. In this work, we examine the utility of sparse error…
Realizing Error Suppression in Partially Fault-Tolerant Quantum Simulations with IBM Quantum Computers
Henry Froland, Dorota M. Grabowska, Sebastian Grieninger +8
Quantum error-detecting codes offer a near-term path for improving the performance of quantum simulations on noisy hardware. Using IBM's superconducting quantum computer ibm_boston…
Quantum Simulation of Nucleon-Antinucleon Interaction in Large- QCD on an IBM Quantum Nighthawk Processor
Cameron V. Cogburn, Sebastian Grieninger, Dmitri E. Kharzeev
We report a quantum simulation of the nucleon--antinucleon interaction in large- two-dimensional quantum chromodynamics (QCD) on the IBM Quantum Nighthawk processor. In the…
Nonlocal Nonstabilizerness from Holographic Schwinger Pair Production
Sebastian Grieninger
We analyze the emergence of nonlocal magic in Schwinger pair creation in strong non-Abelian (chromo)electric fields using holography. The produced quark--antiquark pair is entangle…
Entanglement in the -vacuum
Sebastian Grieninger, Dmitri E. Kharzeev, Eliana Marroquin
We compute the entanglement entropy and the entanglement spectrum of the vacuum state in the massive Schwinger model at a finite angle. By computing two-point correlation funct…
Nonequilibrium steady states in driven holographic Weyl semi-metals
Matteo Baggioli, Sebastian Grieninger, James Stokes
Three-dimensional Weyl materials provide a controlled setting for exploring Floquet dynamics in open quantum systems, including nonequilibrium steady states (NESS). Motivated by th…
The Quantum Complexity of String Breaking in the Schwinger Model
Sebastian Grieninger, Martin J. Savage, Nikita A. Zemlevskiy
String breaking, the process by which flux tubes fragment into hadronic states, is a hallmark of confinement in strongly-interacting quantum field theories. A suite of quantum comp…
Tensor network simulations of quasi-GPDs in the massive Schwinger model
Sebastian Grieninger, Jake Montgomery, Felix Ringer +1
Generalized Parton Distribution functions (GPDs) are off-diagonal light-cone matrix elements that encode the internal structure of hadrons in terms of quark and gluon degrees of fr…
Thermal nature of confining strings
Sebastian Grieninger, Dmitri E. Kharzeev, Eliana Marroquin
We investigate the quantum statistical properties of the confining string connecting a static fermion-antifermion pair in the massive Schwinger model. By analyzing the reduced dens…
Disordered Charged Horizons
Daniel Arean, Sebastian Grieninger, Pau G. Romeu
We construct fully backreacted charged black brane solutions with a spatially disordered chemical potential in asymptotically AdS and AdS, providing holographic duals of st…
Small behavior in QCD from maximal entanglement and conformal invariance
Sebastian Grieninger, Kun Hao, Dmitri E. Kharzeev +1
Recent evidence suggests that, at small Bjorken , QCD evolution drives the proton into a state of maximal entanglement. If the evolution kernel is assumed to be conformally inva…
Topological Defect Formation Beyond the Kibble-Zurek Mechanism in Crossover Transitions with Approximate Symmetries
Peng Yang, Chuan-Yin Xia, Sebastian Grieninger +2
The formation of topological defects during continuous second-order phase transitions is well described by the Kibble-Zurek mechanism (KZM). However, when the spontaneously broken…
Thermalization from quantum entanglement: jet simulations in the massive Schwinger model
Adrien Florio, David Frenklakh, Sebastian Grieninger +3
We investigate the emergence of thermalization in a quantum field-theoretic model mimicking the production of jets in QCD -- the massive Schwinger model coupled to external sources…
Chiral Magnetic Effect enhancement at lower collision energies
Sebastian Grieninger, Sergio Morales-Tejera, Pau G. Romeu
We extend previous holographic studies of the Chiral Magnetic Effect (CME) by incorporating a time-dependent magnetic field. Various magnetic field profiles proposed in the literat…
Strongly interacting matter in extreme magnetic fields
Prabal Adhikari, Martin Ammon, Sidney S. Avancini +58
Magnetic fields are ubiquitous across different physical systems of current interest; from the early Universe, compact astrophysical objects and heavy-ion collisions to condensed m…
Quasifragmentation functions in the massive Schwinger model
Sebastian Grieninger, Ismail Zahed
We introduce the concept of the quark quasifragmentation function (qFF) using an equal-time and spatially boosted form of the Collins-Soper fragmentation function where the out-mes…
Quasiparton distributions in massive QED2: Toward quantum computation
Sebastian Grieninger, Kazuki Ikeda, Ismail Zahed
We analyze the quasi-parton distributions of the lightest meson in massive two-dimensional Quantum electrodynamics (QED2) by performing a digital quantum simulation on a class…
Entanglement in massive Schwinger model at finite temperature and density
Sebastian Grieninger, Kazuki Ikeda, Dmitri E. Kharzeev +1
We evaluate the entanglement entropy and entropic function of massive two dimensional QED (Schwinger model) at finite temperature, density, and -angle. In the strong coupling re…
Temporal Entanglement Entropy as a probe of Renormalization Group Flow
Sebastian Grieninger, Kazuki Ikeda, Dmitri E. Kharzeev
The recently introduced concept of timelike entanglement entropy has sparked a lot of interest. Unlike the traditional spacelike entanglement entropy, timelike entanglement entropy…
Entanglement entropy in a time-dependent holographic Schwinger pair creation
Sebastian Grieninger, Dmitri E. Kharzeev, Ismail Zahed
We analyze the entanglement of a Schwinger pair created by a time-dependent pulse. In the semi-classical approximation, the pair creation by a pulse of external electric field is c…
Real-time dynamics of axial charge and chiral magnetic current in a non-Abelian expanding plasma
Sebastian Grieninger, Sergio Morales-Tejera
Understanding axial charge dynamics driven by changes in Chern-Simons number densities is a key aspect in understanding the chiral magnetic effect (CME) in heavy-ion collisions. Mo…
Spacetime dynamics of chiral magnetic currents in a hot non-Abelian plasma
Sebastian Grieninger, Dmitri E. Kharzeev
The correlations of electric currents in hot non-Abelian plasma are responsible for the experimental manifestations of the chiral magnetic effect (CME) in heavy-ion collisions. We…