Harvard University (@harvard.edu) is hiring:
Post-Doctoral Fellow in Chemistry and Chemical Biology
#postdoc #chemsky #topologicalphysics
Post-Doctoral Fellow in Chemistry and Chemical Biology
#postdoc #chemsky #topologicalphysics
September 27, 2026 at 9:51 PM
Harvard University (@harvard.edu) is hiring:
Post-Doctoral Fellow in Chemistry and Chemical Biology
#postdoc #chemsky #topologicalphysics
Post-Doctoral Fellow in Chemistry and Chemical Biology
#postdoc #chemsky #topologicalphysics
What does such a topological texture as a magnetic #skyrmion have in common with a #bucket of #water, an #octopus, #origami folded paper, and a #music hall? 🤔
#TopologicalTextures #Skyrmions #POLYTOPO #UnconventionalComputing #TopologicalPhysics #Spintronics #Physics #ScienceCommunication
#TopologicalTextures #Skyrmions #POLYTOPO #UnconventionalComputing #TopologicalPhysics #Spintronics #Physics #ScienceCommunication
September 25, 2026 at 12:56 PM
What does such a topological texture as a magnetic #skyrmion have in common with a #bucket of #water, an #octopus, #origami folded paper, and a #music hall? 🤔
#TopologicalTextures #Skyrmions #POLYTOPO #UnconventionalComputing #TopologicalPhysics #Spintronics #Physics #ScienceCommunication
#TopologicalTextures #Skyrmions #POLYTOPO #UnconventionalComputing #TopologicalPhysics #Spintronics #Physics #ScienceCommunication
Using doubled Hilbert-space formalism, researchers demonstrate that one-dimensional ASPT states resist decoherence over wide parameter ranges, with symmetry-breaking occurring only near extreme limits.
#TopologicalPhysics #QuantumInformation #Research
#TopologicalPhysics #QuantumInformation #Research
Robustness of Average Symmetry-Protected Topological States to Decoherence
arxiv.org
September 24, 2026 at 3:14 AM
Using doubled Hilbert-space formalism, researchers demonstrate that one-dimensional ASPT states resist decoherence over wide parameter ranges, with symmetry-breaking occurring only near extreme limits.
#TopologicalPhysics #QuantumInformation #Research
#TopologicalPhysics #QuantumInformation #Research
Disrupted, topological materials are not. Entanglement, quantum criticality boosts; spicy, this hybrid state is. New paths for quantum materials, it opens. Big tech implications, there are. Patch reality, we must not. #astronomy #quantummaterials #topologicalphysics
August 5, 2026 at 1:57 PM
Disrupted, topological materials are not. Entanglement, quantum criticality boosts; spicy, this hybrid state is. New paths for quantum materials, it opens. Big tech implications, there are. Patch reality, we must not. #astronomy #quantummaterials #topologicalphysics
New paper! We derive exact equations for zero-energy modes with exponential, gaussian, or polynomial decay in topological insulators and superconductors in hermitian and nonhermitian regimes
arxiv.org/abs/2412.14255
#TopologicalPhysics #Quantum #arxiv #physics #majoranamodes
arxiv.org/abs/2412.14255
#TopologicalPhysics #Quantum #arxiv #physics #majoranamodes
Zero energy modes with gaussian, exponential, or polynomial decay: Exact solutions in hermitian and nonhermitian regimes
Topological zero modes in topological insulators or superconductors are exponentially localized at the phase transition between a topologically trivial and nontrivial phase. These modes are solutions ...
arxiv.org
December 23, 2024 at 2:06 PM
New paper! We derive exact equations for zero-energy modes with exponential, gaussian, or polynomial decay in topological insulators and superconductors in hermitian and nonhermitian regimes
arxiv.org/abs/2412.14255
#TopologicalPhysics #Quantum #arxiv #physics #majoranamodes
arxiv.org/abs/2412.14255
#TopologicalPhysics #Quantum #arxiv #physics #majoranamodes
Researchers present an alternative algebraic solution for the bosonic Kitaev chain using asymmetric plane-wave ansatz, yielding closed-form eigenvalues and eigenvectors that work in Fock space for finite chains.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research
Diagonalization of Open-Boundary Bosonic Kitaev Chain using Asymmetric Plane-Wave Ansatz
arxiv.org
September 1, 2026 at 3:59 AM
Researchers present an alternative algebraic solution for the bosonic Kitaev chain using asymmetric plane-wave ansatz, yielding closed-form eigenvalues and eigenvectors that work in Fock space for finite chains.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research
Researchers derive exact analytical solutions for the quarter-flux Harper-Hofstadter model's spectrum and quantum geometry, showing its lowest band nearly achieves ideal fractional Chern insulator properties without fine-tuning.
#QuantumGeometry #TopologicalPhysics #Research
#QuantumGeometry #TopologicalPhysics #Research
Analytical Solutions for Quarter-Flux Harper-Hofstadter Model Quantum Geometry
arxiv.org
August 27, 2026 at 5:10 AM
Researchers derive exact analytical solutions for the quarter-flux Harper-Hofstadter model's spectrum and quantum geometry, showing its lowest band nearly achieves ideal fractional Chern insulator properties without fine-tuning.
#QuantumGeometry #TopologicalPhysics #Research
#QuantumGeometry #TopologicalPhysics #Research
Discovered unique bulk-edge symmetry class separation in a trimerized quantum chain: parity-time symmetric bulk states coexist with anti-parity-time symmetric edge states, enabling spin-resolved control of topological phases through Rashba coupling.
#TopologicalPhysics #NonHermitian #Research
#TopologicalPhysics #NonHermitian #Research
Spin-Resolved Topological Phases in a Non-Hermitian Trimerized SSH Chain with Rashba Spin-Orbit Coupling
arxiv.org
August 24, 2026 at 6:28 AM
Discovered unique bulk-edge symmetry class separation in a trimerized quantum chain: parity-time symmetric bulk states coexist with anti-parity-time symmetric edge states, enabling spin-resolved control of topological phases through Rashba coupling.
#TopologicalPhysics #NonHermitian #Research
#TopologicalPhysics #NonHermitian #Research
Framework unifying local quantum geometry with global topology through spectral projectors, bypassing gauge singularities. Derives geodesics, Berry phases, and topological invariants without requiring globally smooth Bloch frames.
#QuantumGeometry #TopologicalPhysics #Research
#QuantumGeometry #TopologicalPhysics #Research
Gauge-Invariant Quantum Geometry via Spectral Projectors on Grassmannian Manifolds
arxiv.org
August 10, 2026 at 5:53 AM
Framework unifying local quantum geometry with global topology through spectral projectors, bypassing gauge singularities. Derives geodesics, Berry phases, and topological invariants without requiring globally smooth Bloch frames.
#QuantumGeometry #TopologicalPhysics #Research
#QuantumGeometry #TopologicalPhysics #Research
Develops systematic framework for freely moving quantum Hall interfaces using spatially reparametrization-invariant worldsheet description, deriving charge-shape constraints and universal Hall kinematics from two-sided Chern-Simons response.
#QuantumHall #TopologicalPhysics #Research
#QuantumHall #TopologicalPhysics #Research
Worldsheet Kinematics and Constraint Structure for Quantum Hall Interfaces
arxiv.org
August 7, 2026 at 5:47 AM
Develops systematic framework for freely moving quantum Hall interfaces using spatially reparametrization-invariant worldsheet description, deriving charge-shape constraints and universal Hall kinematics from two-sided Chern-Simons response.
#QuantumHall #TopologicalPhysics #Research
#QuantumHall #TopologicalPhysics #Research
Study reveals long-lived temporal interference patterns emerge near topological transitions in monitored quantum walks, with oscillation frequencies determined by energy levels and structurally protected by bipartite symmetry.
#QuantumInterference #TopologicalPhysics #Research
#QuantumInterference #TopologicalPhysics #Research
Temporal Interference from Topological Transitions in Monitored Quantum Dynamics
arxiv.org
July 30, 2026 at 2:07 AM
Study reveals long-lived temporal interference patterns emerge near topological transitions in monitored quantum walks, with oscillation frequencies determined by energy levels and structurally protected by bipartite symmetry.
#QuantumInterference #TopologicalPhysics #Research
#QuantumInterference #TopologicalPhysics #Research
Framework for studying entanglement across topological interfaces in conformal field theory reveals duality interface RDMs project onto symmetry sectors, with information reflecting back into subsystems.
#QuantumEntanglement #TopologicalPhysics #Research
#QuantumEntanglement #TopologicalPhysics #Research
Entanglement Through Topological Interfaces and Duality Defects
arxiv.org
July 27, 2026 at 5:10 AM
Framework for studying entanglement across topological interfaces in conformal field theory reveals duality interface RDMs project onto symmetry sectors, with information reflecting back into subsystems.
#QuantumEntanglement #TopologicalPhysics #Research
#QuantumEntanglement #TopologicalPhysics #Research
Weak topology admits a unified geometric description through exceptional singularities in complex momentum space, connecting edge, corner, and compact localized boundary states in a single framework.
#WeakTopology #TopologicalPhysics #Research
#WeakTopology #TopologicalPhysics #Research
Exceptional-Point Geometry of Weak Topological Boundary States
iq.fp2.dev
July 24, 2026 at 4:05 AM
Weak topology admits a unified geometric description through exceptional singularities in complex momentum space, connecting edge, corner, and compact localized boundary states in a single framework.
#WeakTopology #TopologicalPhysics #Research
#WeakTopology #TopologicalPhysics #Research
2D quantum walks lack topological protection despite unpaired Dirac cones. Non-symmorphic symmetries protecting these cones are broken by spatial disorder, causing gapping—a fundamental distinction from robust 1D systems.
#QuantumWalks #DiracCones #TopologicalPhysics
#QuantumWalks #DiracCones #TopologicalPhysics
Fragile Single-Cone Dirac Quantum Walks in Two Dimensions
iq.fp2.dev
July 7, 2026 at 1:39 PM
2D quantum walks lack topological protection despite unpaired Dirac cones. Non-symmorphic symmetries protecting these cones are broken by spatial disorder, causing gapping—a fundamental distinction from robust 1D systems.
#QuantumWalks #DiracCones #TopologicalPhysics
#QuantumWalks #DiracCones #TopologicalPhysics
The physical strain of pretending that zero-bias peak isn’t just a trivial Andreev bound state for the fifth time this decade.
#QuantumComputing #TopologicalPhysics #QCMemes
#QuantumComputing #TopologicalPhysics #QCMemes
March 5, 2026 at 6:37 PM
The physical strain of pretending that zero-bias peak isn’t just a trivial Andreev bound state for the fifth time this decade.
#QuantumComputing #TopologicalPhysics #QCMemes
#QuantumComputing #TopologicalPhysics #QCMemes
Develops controlled benchmark for Hamiltonian simulations of Maxwell-Chern-Simons theory via constant-mode sector mapped to Hofstadter model, demonstrating topological degeneracy emergence in continuum limit with implications for quantum simulation.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research
Hamiltonian Simulations of Maxwell-Chern-Simons Theory: Constant Modes and Gauge Field Truncation
arxiv.org
July 2, 2026 at 10:23 AM
Develops controlled benchmark for Hamiltonian simulations of Maxwell-Chern-Simons theory via constant-mode sector mapped to Hofstadter model, demonstrating topological degeneracy emergence in continuum limit with implications for quantum simulation.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research
Hidden periodic structures emerge in chaotic optomechanical systems through topological phase transitions, revealing predictability within apparent randomness. Tunable via laser frequency—experimentally accessible with current optical systems.
#Optomechanics #TopologicalPhysics #Research
#Optomechanics #TopologicalPhysics #Research
Topological Phase Transitions in Chaotic Optomechanical Systems
arxiv.org
July 1, 2026 at 8:37 AM
Hidden periodic structures emerge in chaotic optomechanical systems through topological phase transitions, revealing predictability within apparent randomness. Tunable via laser frequency—experimentally accessible with current optical systems.
#Optomechanics #TopologicalPhysics #Research
#Optomechanics #TopologicalPhysics #Research
We identify exact zero-reflection points in multi-terminal quantum wire junctions protected by topological winding numbers, enabling perfect broadband transmission in π-flux configurations.
#QuantumWires #TopologicalPhysics #Research
#QuantumWires #TopologicalPhysics #Research
Topological Zero-Reflection Points in Multi-Terminal Quantum Wire Junctions
iq.fp2.dev
July 1, 2026 at 6:06 AM
We identify exact zero-reflection points in multi-terminal quantum wire junctions protected by topological winding numbers, enabling perfect broadband transmission in π-flux configurations.
#QuantumWires #TopologicalPhysics #Research
#QuantumWires #TopologicalPhysics #Research
Multi-site electrode coupling fundamentally reshapes quantum transport in Su-Schrieffer-Heeger rings, enabling disorder-assisted conduction and flux-tunable transport optimization—a new paradigm for nanoscale device design.
#QuantumTransport #TopologicalPhysics #Research
#QuantumTransport #TopologicalPhysics #Research
Electrode Coupling Engineering for Coherent Transport Control in Quasiperiodic Quantum Systems
arxiv.org
June 30, 2026 at 12:05 PM
Multi-site electrode coupling fundamentally reshapes quantum transport in Su-Schrieffer-Heeger rings, enabling disorder-assisted conduction and flux-tunable transport optimization—a new paradigm for nanoscale device design.
#QuantumTransport #TopologicalPhysics #Research
#QuantumTransport #TopologicalPhysics #Research
Researchers computed higher three-form Berry curvature in 4D Chern insulators using matrix product states, demonstrating manifestly quantized DDKS numbers match second Chern phase diagrams, advancing topological invariant calculations.
#TopologicalPhysics #QuantumGeometry #Research
#TopologicalPhysics #QuantumGeometry #Research
Higher Berry Curvature, Second Chern Numbers, and Magnetoelectric Coupling in Crystalline Insulators
arxiv.org
June 25, 2026 at 8:46 AM
Researchers computed higher three-form Berry curvature in 4D Chern insulators using matrix product states, demonstrating manifestly quantized DDKS numbers match second Chern phase diagrams, advancing topological invariant calculations.
#TopologicalPhysics #QuantumGeometry #Research
#TopologicalPhysics #QuantumGeometry #Research
Dipolar interactions in Rydberg atom pairs shift topological singularities, enabling quantized directional transport that emerges and breaks down through interaction tuning alone—a breakthrough for engineering correlated topological matter.
#TopologicalPhysics #RydbergAtoms #QuantumSimulation
#TopologicalPhysics #RydbergAtoms #QuantumSimulation
Interaction-enabled topological pumping of Rydberg electrons
arxiv.org
June 16, 2026 at 10:03 AM
Dipolar interactions in Rydberg atom pairs shift topological singularities, enabling quantized directional transport that emerges and breaks down through interaction tuning alone—a breakthrough for engineering correlated topological matter.
#TopologicalPhysics #RydbergAtoms #QuantumSimulation
#TopologicalPhysics #RydbergAtoms #QuantumSimulation
Modular non-Hermitian topological systems enable engineered criticality for enhanced quantum sensing. We analytically derive phase transition conditions and demonstrate Heisenberg-limited multi-parameter estimation by tuning modular couplings.
#QuantumSensing #TopologicalPhysics #Research
#QuantumSensing #TopologicalPhysics #Research
Modular Non-Hermitian Topology for Critical Quantum Sensing
arxiv.org
May 29, 2026 at 5:48 PM
Modular non-Hermitian topological systems enable engineered criticality for enhanced quantum sensing. We analytically derive phase transition conditions and demonstrate Heisenberg-limited multi-parameter estimation by tuning modular couplings.
#QuantumSensing #TopologicalPhysics #Research
#QuantumSensing #TopologicalPhysics #Research
Researchers reveal how transmission asymmetry in periodically-driven lattices remains robust against boundary distortions, enabling new topological signatures detectable via cold-atom spectroscopy.
#TopologicalPhysics #QuantumEngineering #Research
#TopologicalPhysics #QuantumEngineering #Research
Boundary-Robust Transmission Asymmetry in Open Floquet Lattices
iq.fp2.dev
April 28, 2026 at 8:43 AM
Researchers reveal how transmission asymmetry in periodically-driven lattices remains robust against boundary distortions, enabling new topological signatures detectable via cold-atom spectroscopy.
#TopologicalPhysics #QuantumEngineering #Research
#TopologicalPhysics #QuantumEngineering #Research
Extends the Atiyah–Singer theorem to non-Hermitian Dirac operators, proving spectral indices are topologically protected under smooth deformations when operators are diagonalizable and strongly elliptic.
#TopologicalPhysics #QuantumMath #Research
#TopologicalPhysics #QuantumMath #Research
Topological Protection of the Index for Non-Hermitian Dirac Operators
iq.fp2.dev
April 18, 2026 at 8:43 PM
Extends the Atiyah–Singer theorem to non-Hermitian Dirac operators, proving spectral indices are topologically protected under smooth deformations when operators are diagonalizable and strongly elliptic.
#TopologicalPhysics #QuantumMath #Research
#TopologicalPhysics #QuantumMath #Research
Using ultracold dysprosium atoms in a synthetic 2D lattice, researchers observed a half-quantized Hall conductance at a topological phase transition critical point—direct experimental evidence of the parity anomaly in a genuinely 2D system.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research
Two-Dimensional Realization of the Parity Anomaly via Half-Quantized Hall Response
iq.fp2.dev
March 27, 2026 at 10:42 PM
Using ultracold dysprosium atoms in a synthetic 2D lattice, researchers observed a half-quantized Hall conductance at a topological phase transition critical point—direct experimental evidence of the parity anomaly in a genuinely 2D system.
#QuantumSimulation #TopologicalPhysics #Research
#QuantumSimulation #TopologicalPhysics #Research