Towards Systematics of Calabi-Yau Landscape for String CosmologyIn this review, we discuss the relevance and impact of studying Calabi-Yau threefolds in the context of global model building in string phenomenology. First, taking a phenomenologist-friendly…George K. Leontaris, Pramod Shukla·Apr 30, 2026SaveLearn
BV quantization of ϕ3-theory on λ-Minkowski space: Tree-level correlation functionsWe review the quantization of scalar field theory on λ-Minkowski space using the Batalin--Vilkovisky (BV) formalism. We consider ϕ3-theory in two different quantization schemes: standard and…Djordje Bogdanović, Marija Dimitrijević Ćirić, Stefan Djordjević et al.·Apr 30, 2026SaveLearn
Some Properties and Uses of the Species ScaleThe 'Species Scale' has proved to be an important concept when studying consistent effective actions in Quantum Gravity. This is a short summary of my contribution to the Corfu Summer…Luis E. Ibáñez·Apr 30, 2026SaveLearn
Couch-Torrence conformal inversion, supersymmetry and conserved charges for D3-branesAn asymptotically flat spacetime in D=4 can be mapped via Couch-Torrence conformal inversion to the geometry around an extremal non-expanding and non-rotating horizon. At the linearized level, an…Mohammad Akhond, Massimo Bianchi, Antonio Cristofaro et al.·Apr 30, 2026SaveLearn
Quantum Metric and Nonlinear Hall Effect of PhotonsUsing the path-integral formalism, we show that photons possess a nontrivial quantum metric in momentum space. We derive the semiclassical action and equations of motion by taking into account the…Keidai Akiba, Naoki Yamamoto·Apr 30, 2026SaveLearn
A perturbative Liouville prescription for the celestial three-gluon amplitudeWe study the celestial three-gluon amplitude in a dilaton background through the Mellin-Liouville formulation proposed by Stieberger, Taylor and Zhu (STZ). The original map contains an ambiguity in…Grzegorz Biskowski, Franco Ferrari, Marcin R. Piatek et al.·Apr 30, 2026SaveLearn
Non-Gaussian hydrodynamic fluctuations in an expanding relativistic fluidWe consider non-equilibrium evolution of non-Gaussian fluctuations in a hydrodynamic system undergoing a boost-invariant expansion described by Bjorken flow. We derive the evolution equations for…Gokce Basar, Shuo Song·Apr 30, 2026SaveLearn
Bulk Reconstruction in Bilocal HolographyBilocal holography provides a constructive approach to the higher-spin gravity theories dual to vector-model conformal field theories. Its central advantage is that it is completely gauge fixed and…Robert de Mello Koch, Animik Ghosh, Minkyoo Kim et al.·Apr 30, 2026SaveLearn
Infinite Dimensional Topological-Holomorphic Symmetry in Three-DimensionsWe introduce a three-dimensional quantum field theory with an infinite-dimensional symmetry, realized explicitly through a centrally extended affine graded Lie algebra. This symmetry is a direct…Hank Chen, Joaquin Liniado·Apr 30, 2026SaveLearn
Constraining boundary conditions in non-rational CFTsWe revisit the question of conformal boundary conditions in the compact free boson CFT in two dimensions. Besides the well-known Neumann and Dirichlet cases, there is an additional proposed…Yucong Cai, Daniel Robbins, Hassaan Saleem·Apr 30, 2026SaveLearn
BPS spectra of Tr[Ψp] matrix models for odd pWe study the BPS cohomology and Hamiltonian of a model built from an N× N matrix Ψ of complex fermions, with supercharge Qp= Tr(Ψp) for odd p3. Numerical calculations give the…Miguel Tierz·Apr 29, 2026SaveLearn
Tidal Response and Thermodynamics of Black HolesIn this work, we revisit black hole Love numbers from two complementary perspectives. First, we develop a manifestly gauge-invariant framework that directly integrates out the short-distance degrees…Itamar Cohen, Dina Meylakh, Michael Smolkin et al.·Apr 29, 2026SaveLearn
Deforming AdS3× S3× T4 in Type IIB SupergravityWe discuss some new results on the construction of supersymmetric solutions of Type IIB supergravity of the form WAdS3× WS3× T4, WAdS3 and WS3 denoting…Stefano Maurelli, Ruggero Noris, Marcelo Oyarzo et al.·Apr 29, 2026SaveLearn
On the integrability of root-Kerr probe dynamicsIn the background of a Kerr-Newman black hole, the motion of a scalar particle is integrable by virtue of an extra conserved charge known as Carter charge. When the particle is endowed with spin, it…Sungsoo Kim, Sangmin Lee·Apr 29, 2026SaveLearn
A Nahm transform for rotating caloronsRotating calorons were introduced in the context of rotating quark-gluon plasmas. They are anti-self-dual gauge fields on R4 that are invariant under a glide rotation. We formulate a Nahm…Josh Cork, Derek Harland·Apr 29, 2026SaveLearn
Oscillators from non-semisimple walled Brauer algebrasThe walled Brauer algebras BN(m,n) govern Schur--Weyl duality for unitary groups U(N) acting on mixed tensor spaces VN m VN n and play an important role…Sanjaye Ramgoolam, Michał Studziński·Apr 29, 2026SaveLearn
Holographic realization of higher-spin Carrollian free fieldsWe provide a holographic bulk realization of Carrollian free-field structures arising in three-dimensional asymptotically flat (higher-spin) gravity. We construct a class of boundary conditions that…Ethan D'Arcy, Arnaud Delfante, Stefan Fredenhagen·Apr 29, 2026SaveLearn
Perturbative Coulomb branches on R3× S1: the global D-term potentialWe find the perturbative potential on the 3d N\!=\!2 Coulomb branch arising from a chiral 4d N\!=\!1 gauge theory on R3 × S1, zeta-regularizing the D-term…Arash Arabi Ardehali, Daniel J. Resnick·Apr 29, 2026SaveLearn
A Timelike Quantum Focusing ConjectureRecent proposals suggest that a notion of generalized complexity, analogous to generalized entropy, may be necessary for understanding the dynamics of holographic complexity in settings where quantum…Violet Concepcion, Kyle Ritchie·Apr 29, 2026SaveLearn
Optimal Architecture and Fundamental Bounds in Neural Network Field TheoryNeural network field theory (NNFT) represents fields as neural networks and samples field configurations by drawing network parameters from a probability distribution. We identify a previously…Zhengkang Zhang·Apr 29, 2026SaveLearn
Topological and self-dual vortices in a double sigma model with Maxwell couplingIn this work, we construct a double O(3)-sigma model minimally coupled to a Maxwell field in (2+1)-dimensional spacetime and investigate the existence of self-dual magnetic vortex solutions. An…Francisco C. E. Lima, Fernando M. Belchior, Allan R. P. Moreira·Apr 29, 2026SaveLearn
Anomalous Transport and Explicit Symmetry Breaking in HolographyWe consider a holographic Einstein-Maxwell model in five dimensions with pure gauge and mixed gauge-gravitational Chern-Simons terms to study anomaly-induced transport in the presence of explicit…Ashis Tamang, Nishal Rai, Karl Landsteiner et al.·Apr 29, 2026SaveLearn
A positive definite formulation of vacuum decay with reduced symmetryThe Euclidean bounce for vacuum decay enjoys an O(4) symmetry that is lost in the presence of impurities than can catalyze the decay. We present a formulation for the calculation of the tunneling…José R. Espinosa, Ryusuke Jinno, Thomas Konstandin et al.·Apr 29, 2026SaveLearn
Probing black holes with equivariant localizationWe introduce equivariant localization as a method for computing the action of probe branes in supergravity backgrounds. We apply it to supersymmetric probe D3-branes in type IIB supersymmetric…Pietro Benetti Genolini, Christopher Couzens, Alice Lüscher·Apr 29, 2026SaveLearn
Scale-separated vacua with extended supersymmetryWe propose the first examples of scale-separated vacua with extended supersymmetry. They arise as circle compactifications of four-dimensional vacua of massive type IIA supergravity with scale…Niccolò Cribiori, Fotis Farakos, Alexandros Zarafonitis·Apr 29, 2026SaveLearn