ALE Physics

Taxonomy

The tree of physics

28 branches 25 fields 158 areas 544 directions

Click any node to step inside · drag the handle to move through time

Every field, area and direction

Draft A draft organized by arXiv archive. Fields, areas, directions and the years attached to them will be revised with the advisors. `promote` (1-3) marks an area shown as a secondary card on the whole tree; 1 is kept on the smallest screens, 3 only where there is room.

hep-th

High Energy Physics, Theory

The formal structure of quantum fields, strings and spacetime.

Scattering amplitudes and perturbative QFT4
  • Renormalization and effective field theories
  • Loop integrals and integration-by-parts reduction
  • On-shell methods and the amplitude bootstrap
  • Double copy and gravitational amplitudes
Gauge theory and non-perturbative dynamics3
  • Anomalies and anomaly matching
  • Instantons, monopoles and solitons
  • Seiberg-Witten theory and dualities
Supersymmetry and integrability3
  • Supergravity and its solutions
  • Integrable spin chains and the planar spectrum
  • Supersymmetric localization
Conformal field theory and the bootstrap3
  • Numerical conformal bootstrap
  • Analytic bootstrap and large-spin expansions
  • Defect and boundary conformal field theory
String theory and holography5
  • D-branes and string dualities
  • AdS/CFT and holographic correlators
  • Compactifications and the landscape
  • Swampland constraints
  • Holographic entanglement and quantum information
Topological field theory and symmetries3
  • Chern-Simons theory and knot invariants
  • Higher-form symmetries
  • Non-invertible symmetries
Black holes and quantum information3
  • Black-hole microstate counting
  • SYK model and quantum chaos
  • Islands and the Page curve
hep-lat

Lattice Field Theory

Quantum fields on a spacetime grid, solved by computer.

Lattice QCD spectroscopy and structure3
  • Resonances and scattering in a finite volume
  • Light hadron masses from first principles
  • Nucleon structure and parton distributions
QCD thermodynamics3
  • Finite density and the sign problem
  • Crossover transition and the equation of state
  • Fluctuations of conserved charges
Algorithms for lattice simulation3
  • Chiral fermions: domain wall and overlap
  • Multigrid solvers and deflation
  • Flow-based and machine-learned sampling
Lattice methods beyond QCD3
  • Supersymmetric lattice theories
  • Near-conformal gauge theories and composite Higgs
  • Composite dark matter on the lattice
Flavor physics and precision tests3
  • Decay constants and CKM matrix elements
  • Kaon decays and CP violation
  • Hadronic contributions to the muon g-2
Quantum simulation of gauge theories3
  • Cold-atom gauge-field simulators
  • Tensor networks for Hamiltonian lattice theory
  • Digital quantum simulation of the Schwinger model
hep-ph

High Energy Physics, Phenomenology

From Lagrangians to cross sections to what a detector sees.

Higgs and electroweak physics3
  • Electroweak precision tests
  • Standard Model effective field theory fits
  • Higgs couplings and properties
Flavor physics and CP violation3
  • CKM fits and the unitarity triangle
  • Muon g-2 and lepton dipole moments
  • Flavor anomalies and rare decays
QCD and collider phenomenology4
  • Parton showers and event generators
  • Global fits of parton distributions
  • NNLO and N3LO precision predictions
  • Jet algorithms and substructure
Beyond the Standard Model3
  • Axions and axion-like particles
  • Supersymmetric models and collider searches
  • Long-lived particles and hidden sectors
Neutrino theory and phenomenology3
  • Neutrino mass models and leptogenesis
  • Sterile neutrinos and non-standard interactions
  • Global fits of oscillation parameters
Astroparticle and early-universe physics3
  • Baryogenesis and electroweak phase transitions
  • Gravitational waves from the early universe
  • Primordial black holes as dark matter
Dark matter phenomenology5
  • WIMP direct-detection signals and limits
  • Self-interacting dark matter and halo structure
  • Light dark matter and dark sectors
  • Indirect detection with gamma and cosmic rays
  • Ultralight and wave-like dark matter
hep-ex

High Energy Physics, Experiment

Turning raw collisions and rare signals into measurements.

Neutrino physics5
  • Double beta decay and absolute neutrino mass
  • Solar and atmospheric neutrino oscillations
  • Long-baseline accelerator oscillations
  • Reactor neutrinos and theta-13
  • Neutrino telescopes and astrophysical neutrinos
Reconstruction and simulation3
  • Tracking and vertexing
  • Machine-learned reconstruction and tagging
  • Detector simulation and generative surrogates
Collider measurements3
  • Top-quark physics
  • Searches for new particles at the energy frontier
  • Higgs boson measurements
Statistical analysis and inference4
  • Unfolding and differential measurements
  • Confidence limits and profile likelihoods
  • Model-independent anomaly detection
  • Simulation-based inference
Trigger and data acquisition3
  • Grid and distributed computing for experiments
  • Real-time analysis and triggerless readout
  • FPGA and machine-learning triggers
Rare event searches3
  • Cryogenic bolometers and low-threshold detectors
  • Noble-liquid dark matter detectors
  • Low-background techniques and calibration
nucl-th / nucl-ex

Nuclear Physics

Nuclei, nuclear matter and the strong force at low energy.

Nuclear structure and reactions4
  • Evaluated nuclear data and uncertainty
  • Exotic nuclei and the drip lines
  • Ab initio nuclear theory and chiral forces
  • Superheavy elements
Fundamental symmetries in nuclei3
  • Neutron lifetime and electric dipole moment
  • Parity violation in electron scattering
  • Nuclear matrix elements for double beta decay
Nuclear astrophysics3
  • Equation of state of neutron-star matter
  • Underground measurements of stellar reaction rates
  • The r-process and kilonovae
Hadron structure3
  • Generalized parton distributions and tomography
  • Hadron spectroscopy and exotic states
  • Physics at the Electron-Ion Collider
QCD matter and heavy-ion collisions3
  • Relativistic hydrodynamics and collective flow
  • Jet quenching and hard probes
  • Bayesian extraction of transport coefficients
physics.acc-ph / ins-det

Accelerators and Instrumentation

The machines and sensors that experiments are built from.

Beam dynamics3
  • Collective effects and instabilities
  • Lattice design and nonlinear dynamics
  • Machine learning for accelerator tuning
Colliders and high-energy machines3
  • Superconducting magnets and RF cavities
  • High-luminosity hadron colliders
  • Future lepton and muon colliders
Detectors and instrumentation3
  • Calorimeters and noble-liquid detectors
  • Silicon trackers and pixel sensors
  • Fast-timing detectors
Medical and imaging physics4
  • Tomographic reconstruction for CT and MRI
  • Proton and heavy-ion therapy
  • FLASH and ultra-high dose-rate radiotherapy
  • Deep learning in medical imaging
Synchrotron light sources and FELs3
  • X-ray free-electron lasers
  • Seeded and high-repetition-rate FELs
  • Diffraction-limited storage rings
Advanced acceleration concepts3
  • Laser wakefield acceleration
  • Beam-driven plasma wakefields
  • Dielectric and on-chip laser accelerators
Quantum sensors and cryogenic detectors3
  • Superconducting nanowire photon detectors
  • Kinetic-inductance detector arrays
  • Quantum-limited amplifiers and axion haloscopes
gr-qc

General Relativity and Quantum Cosmology

Gravity as geometry, from waveforms to the quantum regime.

Early-universe cosmology3
  • Inflation and primordial perturbations
  • Dark energy and modified gravity
  • Primordial non-Gaussianity and tensor modes
Tests of gravity3
  • Binary-pulsar tests
  • Equivalence-principle and short-range tests
  • Strong-field tests with gravitational waves
Black holes and strong gravity4
  • Singularity theorems and cosmic censorship
  • Perturbation theory and quasinormal modes
  • Superradiance and ultralight fields
  • Black-hole imaging and accretion flows
Quantum gravity3
  • Loop quantum gravity and spin foams
  • Asymptotic safety and dynamical triangulations
  • Tabletop tests of quantum gravity
Gravitational-wave physics5
  • Post-Newtonian and effective-one-body waveforms
  • Numerical relativity of compact binaries
  • Interferometer noise and quantum squeezing
  • Parameter estimation and population inference
  • Pulsar timing arrays and the stochastic background
astro-ph

Astrophysics

Physics at the scale of stars, galaxies and the universe.

Galaxies and galaxy evolution4
  • Supermassive black holes and AGN feedback
  • Galaxy formation simulations
  • Milky Way archaeology with Gaia
  • Galaxies at cosmic dawn
Stars and the Sun3
  • Supernovae and core-collapse simulations
  • Asteroseismology and helioseismology
  • Stellar evolution codes and population synthesis
Observational cosmology5
  • CMB anisotropies and polarization
  • Type Ia supernovae and the distance ladder
  • Weak gravitational lensing
  • Large-scale structure and BAO
  • The Hubble tension
Interstellar medium and star formation3
  • Molecular clouds and the initial mass function
  • Astrochemistry and dust
  • Turbulence and feedback in star formation
High-energy astrophysics3
  • Accretion discs and relativistic jets
  • Gamma-ray bursts
  • Fast radio bursts
Multi-messenger and time-domain astronomy3
  • Standard sirens
  • Transient surveys and classification
  • Kilonovae and neutron-star mergers
astro-ph.EP

Planetary and Orbital Dynamics

Gravity at work, from spacecraft to planetary systems.

Orbital dynamics and N-body problems3
  • Secular resonances and Kozai-Lidov cycles
  • Chaos in the Solar System
  • Symplectic N-body integrators
Small bodies of the Solar System3
  • Kuiper belt and trans-Neptunian objects
  • Near-Earth objects and planetary defense
  • Interstellar objects
Astrodynamics and space navigation3
  • Trajectory design and gravity assists
  • Space debris and conjunction analysis
  • Low-energy transfers and invariant manifolds
Planet formation and migration3
  • Disc-planet interaction and migration
  • Streaming instability and pebble accretion
  • Protoplanetary discs resolved by ALMA
Exoplanets5
  • Radial-velocity and transit detection
  • Exoplanet atmospheres and spectroscopy
  • Transit-timing variations and system dynamics
  • Direct imaging
  • Planet demographics from Kepler and TESS
quant-ph

Quantum Physics

Information, control and dynamics of quantum systems.

Open quantum systems and control3
  • Optimal control and dynamical decoupling
  • Cavity and circuit QED
  • Quantum thermodynamics
Quantum communication and cryptography3
  • Quantum key distribution
  • Quantum repeaters and networks
  • Satellite quantum links
Entanglement theory and foundations3
  • Entanglement measures and resource theories
  • Indefinite causal order and contextuality
  • Loophole-free Bell tests
Quantum sensing and metrology3
  • Nitrogen-vacancy and solid-state sensors
  • Entanglement-enhanced metrology
  • Quantum sensors for dark matter and new physics
Quantum computing5
  • Quantum error correction and fault tolerance
  • Quantum algorithms and complexity
  • Circuit compilation and benchmarking
  • Variational and near-term algorithms
  • Quantum advantage and sampling experiments
Quantum hardware platforms4
  • Spin qubits in silicon and diamond
  • Superconducting qubits
  • Trapped-ion processors
  • Neutral-atom and Rydberg arrays
Quantum simulation and many-body dynamics4
  • Tensor-network simulation
  • Many-body localization and time crystals
  • Thermalization, scrambling and chaos
  • Measurement-induced phase transitions
cond-mat

Condensed Matter Physics

Emergent phases of many interacting particles.

Semiconductors and quantum devices3
  • Heterostructures and 2D electron gases
  • Excitons, polaritons and condensates
  • Halide perovskites and photovoltaic materials
Superconductivity4
  • Cuprates and unconventional pairing
  • Topological superconductivity and Majorana modes
  • Iron-based and nickelate superconductors
  • Hydride superconductors at high pressure
Strongly correlated quantum materials5
  • Hubbard models and quantum Monte Carlo
  • Strange metals and non-Fermi liquids
  • Dynamical mean-field theory
  • Quantum spin liquids and frustrated magnets
  • Kagome metals and charge order
Electronic structure and materials theory4
  • Density functional theory and beyond
  • GW and many-body perturbation theory
  • Machine-learned interatomic potentials
  • High-throughput materials discovery
Mesoscopic physics and quantum transport3
  • Quantum dots and single-electron devices
  • Hybrid superconductor-semiconductor devices
  • Hydrodynamic electron flow
Topological phases of matter5
  • Fractional quantum Hall states and anyons
  • Topological order and symmetry-protected phases
  • Topological insulators and band invariants
  • Weyl and Dirac semimetals
  • Non-Hermitian and higher-order topology
Magnetism and spintronics3
  • Spin Hall effect and spin-orbit torques
  • Skyrmions and chiral magnets
  • Antiferromagnetic spintronics and altermagnets
Two-dimensional materials and moiré systems5
  • Graphene and Dirac electrons
  • Transition-metal dichalcogenides and excitons
  • Two-dimensional magnets
  • Twisted bilayers and moiré flat bands
  • Fractional Chern insulators in moiré materials
Ultrafast and driven quantum matter3
  • Time-resolved photoemission and diffraction
  • Light-induced superconductivity
  • Floquet engineering of band structures
cond-mat.stat-mech

Statistical Mechanics

Collective behavior from the statistics of many parts.

Stochastic processes and transport3
  • Anomalous diffusion and Lévy processes
  • Heat transport in low dimensions
  • Stochastic resetting and first-passage problems
Quantum statistical mechanics3
  • Eigenstate thermalization
  • Quantum quenches and prethermalization
  • Generalized hydrodynamics of integrable systems
Non-equilibrium statistical mechanics5
  • Driven lattice gases and exclusion processes
  • Kinetic roughening and KPZ universality
  • Stochastic thermodynamics and fluctuation theorems
  • Large deviations and macroscopic fluctuation theory
  • Thermodynamic uncertainty relations
Phase transitions and critical phenomena4
  • Renormalization group and universality
  • Kosterlitz-Thouless and topological transitions
  • Quantum phase transitions
  • Deconfined criticality and emergent symmetry
Disordered systems and glasses4
  • Spin glasses and replica symmetry breaking
  • Glass transition and dynamical heterogeneity
  • Statistical physics of inference and learning
  • Random constraint satisfaction and optimization
Complex systems and networks5
  • Percolation and network resilience
  • Epidemic spreading and contagion
  • Network structure and community detection
  • Human mobility and social dynamics
  • Higher-order and temporal networks
cond-mat.soft

Soft Matter

Matter that is easily deformed and slow to relax.

Polymers and gels3
  • Polymer dynamics and rheology
  • Block copolymers and self-assembly
  • Dynamic networks and vitrimers
Liquid crystals and membranes3
  • Vesicle shapes and membrane fluctuations
  • Topological defects and colloids in nematics
  • Liquid-crystal elastomers and shape programming
Interfaces, wetting and foams3
  • Foams and emulsions
  • Drying, cracking and coffee rings
  • Superhydrophobic and liquid-infused surfaces
Colloids and self-assembly3
  • DNA-programmed and patchy assembly
  • Colloidal glasses and gels
  • Anisotropic particles and shape entropy
Mechanical metamaterials and thin sheets3
  • Wrinkling, buckling and thin sheets
  • Topological mechanics
  • Origami and kirigami mechanics
Granular matter and jamming3
  • Jamming and force networks
  • Dense granular rheology
  • Shear thickening in dense suspensions
Active matter5
  • Flocking and collective motion
  • Synthetic microswimmers
  • Motility-induced phase separation
  • Active nematics and defects
  • Odd and non-reciprocal active matter
physics.bio-ph

Biological Physics

The physics of molecules, cells and tissues that are alive.

Molecular biophysics4
  • Protein folding and energy landscapes
  • Single-molecule mechanics and molecular motors
  • Cryo-electron microscopy
  • AI-based protein structure prediction
Neural and sensory biophysics3
  • Neural network dynamics and attractors
  • Neural coding and information theory
  • Criticality and avalanches in the brain
Tissues, development and morphogenesis3
  • Morphogen gradients and precision
  • Tissue mechanics and vertex models
  • Collective cell migration and jamming
Evolution, ecology and population dynamics3
  • Fitness landscapes and evolutionary dynamics
  • Range expansions and spatial population genetics
  • Microbial ecology and consumer-resource models
Cellular biophysics3
  • Stochastic gene expression
  • Biomolecular condensates
  • Bacterial growth laws and physiology
Biological imaging and manipulation3
  • Optical tweezers and force measurement
  • Light-sheet and live-tissue imaging
  • Super-resolution and single-molecule imaging
physics.plasm-ph

Plasma Physics

Charged fluids from fusion devices to the solar wind.

Low-temperature and dusty plasmas3
  • Electric propulsion
  • Plasma processing and etching
  • Dusty plasmas and plasma crystals
Magnetohydrodynamics and dynamos3
  • MHD turbulence
  • Magnetorotational instability
  • Dynamo theory and liquid-metal experiments
Kinetic theory and waves4
  • Wave-particle interaction and instabilities
  • Particle-in-cell simulation
  • Continuum Vlasov and gyrokinetic solvers
  • Kinetic plasma turbulence and dissipation
Magnetic confinement fusion5
  • MHD equilibrium and stability
  • H-mode, pedestal and edge-localized modes
  • Gyrokinetic turbulence and transport
  • Stellarator optimization
  • Disruption prediction and plasma control
Space and astrophysical plasmas3
  • Magnetic reconnection
  • Solar-wind turbulence and heating
  • Particle acceleration in relativistic plasmas
Inertial confinement fusion3
  • Implosion hydrodynamics and mix
  • Magnetized and pulsed-power fusion
  • Ignition and burning-plasma experiments
High-energy-density and laser plasmas3
  • Laboratory astrophysics
  • Laser-driven ion acceleration
  • Strong-field QED plasmas
physics.atom-ph

Atomic, Molecular and Optical Physics

Precision control of atoms, molecules and light.

Atomic structure and spectroscopy3
  • Precision theory of few-electron atoms
  • Highly charged ions
  • Antihydrogen and exotic atoms
Molecular and chemical physics3
  • Coupled-cluster and electronic-structure methods
  • Femtochemistry and conical intersections
  • Cold and controlled chemistry
Precision measurement and fundamental tests4
  • Atom interferometry
  • Optical atomic clocks
  • Electron EDM and symmetry tests in molecules
  • Nuclear clocks
Trapped ions and atom-light interfaces3
  • Cavity QED with atoms
  • Ion-trap quantum logic and simulation
  • Quantum-logic spectroscopy
Cold atoms and quantum gases5
  • Bose-Einstein condensates and superfluidity
  • Optical lattices and Hubbard simulators
  • Fermi gases and the BEC-BCS crossover
  • Ultracold molecules
  • Rydberg arrays and optical tweezers
Ultrafast and attosecond science5
  • Strong-field ionization and recollision
  • High-harmonic generation and attosecond pulses
  • Ultrafast X-ray science at free-electron lasers
  • Attosecond electron dynamics in atoms and solids
  • High-harmonic generation in solids
physics.optics

Optics and Imaging

Light as a probe: spectra, images and interference.

Spectroscopy3
  • Terahertz spectroscopy
  • Multidimensional ultrafast spectroscopy
  • Frequency-comb and dual-comb spectroscopy
Light scattering and remote sensing3
  • Radiative transfer in clouds and aerosols
  • Lidar and laser ranging
  • Hyperspectral and satellite imaging
Microscopy and imaging4
  • Holography and quantitative phase imaging
  • Super-resolution microscopy
  • Computational imaging and ptychography
  • Imaging through scattering media
Interferometry and optical metrology3
  • Adaptive optics and wavefront sensing
  • Optical coherence and intensity correlations
  • Optical frequency metrology
X-ray and electron optics3
  • Aberration-corrected electron microscopy
  • Coherent diffraction imaging
  • Ultrafast electron diffraction and microscopy
Biomedical optics4
  • Optical coherence tomography
  • Adaptive-optics retinal imaging
  • Photoacoustic imaging
  • Deep-tissue multiphoton microscopy
physics.optics (photonics)

Lasers and Photonics

Light made, shaped and guided on demand.

Nonlinear optics3
  • Optical solitons and supercontinuum
  • Optical frequency combs
  • Microresonator combs and dissipative solitons
Lasers and fiber optics3
  • Low-loss fiber and optical communication
  • Mode-locking and ultrafast lasers
  • Semiconductor and quantum-cascade lasers
Quantum optics3
  • Single-photon sources and detectors
  • Entangled photons and parametric down-conversion
  • Cavity optomechanics
Integrated and silicon photonics4
  • Silicon photonics and modulators
  • Integrated quantum photonics
  • Optical computing and photonic neural networks
  • Thin-film lithium niobate
Nanophotonics and metamaterials5
  • Plasmonics
  • Metamaterials and transformation optics
  • Topological photonics
  • Metasurfaces and flat optics
  • Inverse design and photonic optimization
Structured light and optical manipulation3
  • Orbital angular momentum and vortex beams
  • Wavefront shaping and spatial light modulators
  • Optical trapping and levitated optomechanics
physics.flu-dyn

Fluid Dynamics

Flow at every scale, from a droplet to a jet engine.

Acoustics and waves3
  • Aeroacoustics
  • Acoustic metamaterials and cloaking
  • Nonlinear and rogue waves
Hydrodynamic stability and vortex dynamics3
  • Transient growth and non-modal stability
  • Resolvent analysis and global modes
  • Vortex reconnection and helicity
Turbulence5
  • Cascades, intermittency and scaling
  • Wall-bounded turbulence and coherent structures
  • Direct and large-eddy simulation
  • Transition to turbulence in shear flows
  • Data-driven turbulence modeling
Compressible and reacting flow3
  • Combustion and detonation
  • Shock waves and hypersonics
  • High-order methods for compressible flow
Convection, rotating and stratified flows3
  • Magnetohydrodynamic and liquid-metal flows
  • Rotating and stratified turbulence
  • Turbulent Rayleigh-Bénard convection
Complex and biological fluids3
  • Locomotion at low Reynolds number
  • Flapping flight and fish swimming
  • Elastic turbulence and viscoelastic instabilities
Computational fluid dynamics4
  • Finite-volume and spectral solvers
  • Lattice Boltzmann methods
  • Reduced-order models and modal decompositions
  • Neural surrogates and physics-informed networks
Multiphase and interfacial flow3
  • Particle-laden and bubbly turbulence
  • Drops, bubbles and pinch-off
  • Sprays, atomization and fragmentation
Microfluidics and nanofluidics3
  • Droplet microfluidics
  • Electrokinetics and nanofluidic transport
  • Inertial and acoustic particle manipulation
physics.class-ph

Classical and Continuum Mechanics

Forces, motion and deformation of solids and structures.

Rigid-body and analytical dynamics3
  • Geometric integrators
  • Multibody dynamics and robotics
  • Legged locomotion and passive walkers
Elasticity and solid mechanics4
  • Plasticity and dislocation dynamics
  • Finite-element methods
  • Phononic crystals and elastic metamaterials
  • Architected and lattice materials
Friction, contact and tribology3
  • Rate-and-state friction
  • Nanotribology and atomic-scale friction
  • Structural superlubricity
Fracture and failure3
  • Dynamic fracture and crack instabilities
  • Phase-field models of fracture
  • Fracture of soft and tough gels
Micro- and nanomechanics3
  • Nanoindentation and size effects
  • Nanomechanical resonators and sensing
  • Mechanics of two-dimensional membranes
physics.app-ph

Electromagnetism and Applied Physics

Fields, waves and the devices built from them.

Antennas, microwaves and radio4
  • Radar and synthetic-aperture imaging
  • Computational electromagnetics
  • Phased arrays and MIMO
  • Wireless power transfer
Magnetic resonance and applied magnetism3
  • Hyperpolarization and dynamic nuclear polarization
  • Magnetic resonance imaging physics
  • Nanoscale and zero-field NMR
Electronic and energy devices4
  • Photovoltaics and solar-cell limits
  • Batteries and electrochemical interfaces
  • Thermoelectrics and energy harvesting
  • Memristors and neuromorphic hardware
Electromagnetic metamaterials3
  • Negative refraction and superlenses
  • Transformation optics and cloaking
  • Reconfigurable and time-varying metasurfaces
physics.geo-ph / ao-ph

Geophysics and Climate

The physics of a planet: its air, oceans and interior.

Solid Earth and seismology4
  • Earthquake rupture and fault mechanics
  • Seismic tomography and full-waveform inversion
  • Ambient-noise and fiber-optic seismology
  • Machine learning for earthquake detection
Atmospheric dynamics and weather4
  • Numerical weather prediction and data assimilation
  • Convection, clouds and aerosols
  • Predictability and ensemble forecasting
  • Machine-learned weather models
Geodynamics and planetary interiors3
  • Mantle convection and plate tectonics
  • Geodynamo and core dynamics
  • Mineral physics at extreme pressure
Ocean physics3
  • Ocean circulation and overturning
  • El Niño and coupled ocean-atmosphere modes
  • Mesoscale eddies and submesoscale mixing
Cryosphere and sea level3
  • Sea ice and polar amplification
  • Ice-sheet dynamics and marine instability
  • Permafrost and carbon feedbacks
Climate physics5
  • General circulation and Earth-system models
  • Climate sensitivity and feedbacks
  • Detection, attribution and extreme events
  • Tipping points and abrupt change
  • Machine-learned climate parametrizations
Satellite geodesy and Earth observation3
  • InSAR and crustal deformation
  • Altimetry and sea-level budgets
  • Satellite gravimetry and mass change
nlin

Nonlinear Sciences

Simple rules, complicated behavior.

Chaos and dynamical systems3
  • Hamiltonian chaos and transport
  • Attractors, Lyapunov spectra and embedding
  • Control and synchronization of chaos
Solitons and integrable systems3
  • Inverse scattering and integrable equations
  • Dispersive shock waves and soliton gases
  • Rogue waves and breathers
Pattern formation3
  • Spiral waves and excitable media
  • Reaction-diffusion and Turing patterns
  • Localized structures and snaking
Synchronization and coupled oscillators3
  • Kuramoto models and collective rhythms
  • Chimera states
  • Explosive and higher-order synchronization
Cellular automata and self-organization3
  • Lattice-gas and cellular automata
  • Self-organized criticality and avalanches
  • Neural cellular automata and learned rules
Quantum chaos3
  • Random-matrix spectral statistics
  • Out-of-time-order correlators
  • Many-body quantum scars
Data-driven dynamics4
  • Reservoir computing
  • Koopman operators and dynamic mode decomposition
  • Equation discovery from data
  • Neural forecasting of chaotic systems
math-ph

Mathematical Physics

The structures underneath the theories.

Symmetry and geometry3
  • Geometric and symplectic mechanics
  • Gauge theory and topology
  • Mirror symmetry and enumerative geometry
Integrable and exactly solved models3
  • Vertex models and transfer matrices
  • Quantum inverse scattering and Bethe ansatz
  • Yang-Baxter equation and quantum groups
Random matrices and probability3
  • Free probability and large-N limits
  • Tracy-Widom laws and determinantal processes
  • Universality of spectral statistics
Axiomatic and constructive field theory3
  • Constructive quantum field theory
  • Algebraic QFT and modular theory
  • Vertex algebras and rigorous CFT
Rigorous many-body and spectral theory4
  • Stability of matter and many-body bounds
  • Lieb-Robinson bounds and gapped phases
  • Localization and random Schrödinger operators
  • Rigorous Bose gases and mean-field limits
Probability and random geometry4
  • Conformal invariance of lattice models
  • KPZ universality and integrable probability
  • Liouville quantum gravity and random surfaces
  • Regularity structures and singular SPDEs
physics.comp-ph / data-an

Computational Physics and Data Analysis

The methods the other fields run on.

Monte Carlo and stochastic methods3
  • Quantum Monte Carlo
  • Cluster and worm algorithms
  • Parallel tempering and enhanced sampling
Molecular simulation3
  • Ab initio molecular dynamics
  • Free-energy and rare-event methods
  • Machine-learned force fields
Numerical methods and HPC3
  • Multigrid and adaptive mesh refinement
  • Krylov eigensolvers and sparse linear algebra
  • GPU and exascale computing
Statistics, inference and data analysis4
  • Gaussian processes and emulators
  • Bayesian inference and nested sampling
  • Inverse problems and compressed sensing
  • Likelihood-free inference with neural networks
Tensor networks and many-body algorithms4
  • DMRG and matrix product states
  • PEPS and higher-dimensional networks
  • Quantum embedding and impurity solvers
  • Neural-network quantum states
Machine learning for physics5
  • Physics-informed and differentiable simulation
  • Equivariant and graph neural networks
  • Generative models and normalizing flows
  • Neural operators and surrogate models
  • AI agents for scientific discovery