⚛️ Quantum Physics

Heisenberg Uncertainty PrinciplePopular📱Live demonstration of Δx·Δp ≥ ℏ/2 using a Gaussian wave packet displayed simultaneously in… Quantum Circuit Gate BuilderPopular📱Click-to-place quantum circuit builder for up to 3 qubits. Supports H, X, Y, Z, S, T, CNOT,… Schrödinger EquationPopular📱1D time-dependent Schrödinger equation solved via split-operator method. Gaussian wave… Black Hole: Accretion Disk (2D)New📱A top-down 2D view of a black hole's accretion disk with Keplerian rotation, relativistic… Quantum Field Lattice (2D)New📱A Canvas2D wave-interference field between two coherent quantum sources: tune amplitude and… Exoplanet Transit Spectroscopy (2D)New📱A 2D exoplanet transit simulator: watch the planet cross its star, read the dimming light… Cavity Optomechanics 2D: Radiation-Pressure CoolingNew📱2D companion to the 3D cavity-optomechanics simulator: the same linear-response… Quantum Wave Collapse (2D)New📱A 2D canvas re-creation of the quantum measurement problem: a particle probability cloud… Optical Isolator: Protecting a Single-Photon Source (2D)New📱Top-down 2D optical-bench view of a Faraday isolator toggled on and off between a… Quantum Tunneling Particles (2D)New📱Canvas2D companion: a Gaussian wave packet is evolved from the real 1D time-dependent… BB84 Quantum Key Distribution — Photon Basis Diagram (2D)New📱A step-by-step 2D diagram of the BB84 quantum key distribution protocol: Alice's photons… Double-Slit Wave Interference: Two-Source Huygens Wavefronts (2D)New📱A 2D Canvas simulation of the double-slit experiment: two coherent point sources emit… Quantum Harmonic Oscillator Eigenstates (2D)New📱A 2D canvas plot of the quantum harmonic oscillator's stationary eigenstates psi_n(x), each… Heisenberg Uncertainty Principle 2D: Gaussian Wave Packet & Fourier TransformNew📱A Canvas2D dual-plot demo of the Heisenberg uncertainty principle: a Gaussian wave packet… Quantum Circuit Builder: State Vector Gates (2D)New📱A 2D quantum circuit builder for up to 3 qubits. Place H, X, Y, Z, S, T, CNOT and SWAP gates… Classical Spin Chain — Ising/Heisenberg Dynamics (2D)New📱A 2D Canvas2D simulation of a one-dimensional chain of classical spins coupled by… Quantum Tunnelling Wave Packet: Split-Step Schrodinger Solver (2D)New📱A real numerical solution of the time-dependent Schrodinger equation: a Gaussian wave packet… Quantum Billiard — Eigenstates & Classical Chaos (2D)New📱A 2D Canvas quantum billiard: exact particle-in-a-box eigenstates for a rectangle,… Free-Particle Wave Packet Dispersion (2D)New📱Watch a free quantum-mechanical Gaussian wave packet spread over time in this Canvas2D… Quantum Tunnelling (2D)New📱Watch a real quantum wavepacket meet a rectangular potential barrier on a 2D wavefunction… Quantum Harmonic Oscillator (2D)New📱Plot the quantum harmonic oscillator's wavefunctions ψₙ(x) and probability densities… Bell Inequality Simulation (2D)New📱2D correlation-vs-angle graph of the CHSH Bell inequality: watch the quantum curve E(a,b) =… Grover's Search Algorithm (2D)New📱Explore Grover's quantum search algorithm as a real amplitude-vector bar chart: mark a… Hydrogen Orbital: 2D Probability Density Slice (2D)New📱Interactive 2D cross-section of the hydrogen atom's electron probability cloud. Choose… Wave Packet Interference: Quantum Superposition & Beating (2D)New📱Two Gaussian quantum wave packets collide and interfere in a one-dimensional box, solved… Double-Slit Quantum Experiment: Interference Pattern (2D)New📱Interactive 2D Fraunhofer double-slit simulation. Photons are emitted one at a time and… String Theory Vibration: Harmonic Standing Waves (2D)New📱A 2D Canvas port of the 3D string-theory simulation: six strings vibrate in independent… Quantum Foam: Vacuum Fluctuation Pairs (2D)New📱Interactive 2D simulation of Planck-scale spacetime foam: virtual particle-antiparticle… Bose-Einstein Condensate (2D)New📱A 2D canvas simulation showing a Gross-Pitaevskii wave function condense below its critical… Strong Focusing: Quadrupole FODO Lattice (2D)New📱A 2D beamline-strip view of a FODO lattice showing quadrupole magnets and the betatron… Hong-Ou-Mandel Photon Bunching (2D)New📱A top-down 2D simulation of the Hong-Ou-Mandel effect showing two photons interfering at a… Quantum Electron Cloud (2D)New📱A 2D cross-section plot of a hydrogen-like electron's probability cloud around a nucleus,… Quantum Field: Particle-in-a-Box Superposition (2D)New📱A 2D canvas simulation of a particle in an infinite square well, showing the beating… Trotterized Ising Chain (2D)New📱2D digital quantum simulation showing a Trotter-Suzuki gate circuit evolve a spin chain's… Singularity Orbit Lab (2D)New📱A top-down Canvas2D simulation of probes orbiting a black hole under Newtonian gravity,… 2D Spin Lattice (2D Canvas): Heisenberg FerromagnetNew📱A canvas-2D Ising/Heisenberg spin lattice running Metropolis Monte Carlo to show… Vacuum Rabi Oscillations: Time-Domain Cavity QED (2D)…New2D time-domain companion to the Cavity QED strong-coupling visualizer: RK4-integrated… Quantum Tides: Orbital Lagoon — 2D Rabi FlowNew📱A 2D two-level quantum system where you control the Rabi drive, detuning and decoherence and… Polaron Formation 2D: Electron-Phonon DressingNew📱A 2D top-down view of an electron polarizing a lattice of ions, with effective mass and… Quantum Chamber (2D)New📱A 2D qubit measurement chamber where you set a Bloch-sphere superposition and watch repeated… Schrödinger Wave Packet: Quantum Field Dynamics (2D)New📱A real 1D time-dependent Schrödinger equation solver where a Gaussian wave packet evolves… Quantum Tunneling: Wavepacket vs. Potential Barrier (2D)New📱A 2D canvas that numerically solves the Schrodinger equation for a Gaussian wavepacket… Quantum Tunneling Wave (2D)New📱A 2D canvas simulation of a Schrödinger wave packet tunneling through an adjustable… Tidal Locking: Spin-Down to Synchronous Rotation (2D)New📱2D top-down orbital mechanics lab: integrate a moon's Keplerian orbit and its spin rate side… BB84 Quantum Key Distribution: Photon Polarization Protocol (2D)New📱2D BB84 quantum key distribution lab: Alice and Bob exchange randomly polarized photons over… Quantum Particle Collider: Relativistic Kinematics & Cross-Section (2D)New📱2D collider lab: real relativistic two-beam kinematics (Lorentz gamma, momentum, invariant… Neutron Star Pulsar — 2D Lighthouse & Pulse-Profile ModelNew📱A 2D oblique-rotator model of a pulsar: a top-down lighthouse schematic paired with a live… Schrödinger Equation (2D) — Wave Packet & Space-Time PlotNew📱Canvas 2D 1D time-dependent Schrödinger equation lab: a Gaussian wave packet tunnels and… Wormhole Throat Geodesics: Photon Transmission vs. Reflection (2D)New📱2D companion to the Wormhole Portal: a Morris-Thorne throat embedding diagram where photons… 3D Dimensional Collapse Simulation (Tesseract Projection)NewA real 4-dimensional hypercube (tesseract) rotated in two independent 4D planes and… Quantum Tunneling Simulator (3D)New📱A genuine 3D quantum tunneling barrier: the exact rectangular-barrier… Quantum Superposition Collapse — 3D Multi-Well SimulatorNew📱3D companion to the original 2D page: a real tight-binding Schrödinger-equation simulator… Quantum-Secured Supply Chain: 3D QKD NetworkNew3D quantum key distribution network securing a global supply chain: photons travel… Gyroscopic Precession — 2D Rigid-Body LabNew📱2D companion to the 3D gyroscope: real rigid-body precession from L=Iω and τ=mgr sinθ,… Wormhole Traversal: Travel Speed (2D) — Relativistic Time DilationNew📱2D relativistic wormhole crossing: set throat length, cruise speed and the acceleration… Quantum Particle Field: Wavefunction Tunneling Lab (2D)New📱A real 2D time-dependent Schrödinger equation solver: a Gaussian wavepacket meets a… Schwinger Effect (2D): Vacuum Pair Production in a Strong FieldNew📱A 2D cross-section of the Schwinger effect: crank up the electric field between a pair of… Quantum No-Cloning Theorem (2D)New📱A 2D Bloch-disk simulator of the quantum no-cloning theorem: attempt to copy an unknown… Leggett-Garg Inequality (2D): Testing Macrorealism in TimeNew📱A 2D strip-chart simulator of the Leggett-Garg inequality, comparing non-invasive two-time… GHZ vs W States (2D): Entanglement Robustness Under Particle LossNew📱A 2D ring-network view of GHZ vs W multipartite entanglement: watch pairwise concurrence… Parameter-Shift Rule: Training a Quantum Neural NetworkNew📱A 2D heatmap simulator of a single-qubit quantum neural network, where the exact… Quantum Coin Flipping (2D): Conjugate-Basis Cheat DetectionNew📱Interactive 2D simulation of the Bennett-Brassard quantum coin-flipping protocol: Alice… Multiplexed Quantum Memory: Repeater SynchronizationNew📱A 2D lane-diagram simulator of a quantum-repeater node's multiplexed memory buffer, where M… Quantum Random Number Generator: Beam-Splitter Entropy Source (2D)New📱Fire single photons one at a time or in bursts at a 50/50 beam splitter and read the… Axion Haloscope: Dark Matter Resonant Cavity Search (2D)New📱Tune a resonant microwave cavity through a strong magnetic field in this 2D cross-section… Magnetic Tunnel Junction — Spin-Dependent Tunneling Magnetoresistance (2D)New📱Rotate a magnetic tunnel junction's free layer against its fixed layer and watch… Spin Network: Quantized Space in Loop Quantum Gravity (2D)New📱Tune half-integer spin labels on a 2D spin-network graph and watch quantized link area and… Asymptotic Safety: The Quantum Gravity Fixed PointNew📱Trace renormalization-group flows of the gravitational coupling on a 2D phase-portrait… Quantum Entanglement Simulator (2D)New📱Measure entangled particle A's spin and watch particle B's correlated or anticorrelated spin… Neutron Star Merger 2D: Inspiral Chirp & KilonovaNew📱Interactive 2D top-down neutron star merger: two orbiting neutron stars spiral together… Wormhole Throat Geometry (2D)New2D canvas companion to the 3D wormhole scene: a Morris-Thorne embedding-diagram… Spin Echo Noise Compensator (2D)New📱2D spin-echo simulator: watch 60 qubits' phases fan out on a top-down phase disk under… Qubit Fabrication Yield 2D: Wafer Defect Density MapNew📱Top-down 2D wafer map of a Poisson critical-area yield model for superconducting-qubit dies:… PT-Symmetric Quantum Mechanics: Eigenvalue MapNew📱Interactive 2D simulator for PT-symmetric (non-Hermitian) quantum mechanics: watch a… Polarization Quantum Demultiplexer (2D)New📱A 2D schematic of single photons hitting a tilted polarizing beamsplitter and routing to the… Einstein Coefficients 2D: Spontaneous vs Stimulated EmissionNew📱A 2D three-panel Einstein A/B-coefficient simulator: heat a two-level atomic ensemble in a… Valley Splitting in a Silicon Quantum Dot Qubit: 2D Interference MapNew📱Interactive 2D model of valley-orbit splitting at a Si/SiO2 interface: pan and zoom a drawn… Quantum Device Fingerprint Authentication (2D)New📱Verify a supply-chain device's secret quantum-state fingerprint against a reference qubit on… Qubit Routing 2D: SWAP Networks on a Coupling GraphNew📱Interactive 2D quantum-compiler simulator: watch a compiler route two-qubit gates onto a… Space Quantization 2D: Angular Momentum Vector DiagramNew📱Interactive 2D vector-model diagram of quantum space quantization: the orbital angular… Brane-World Gravity Leakage — 2D Extra-Dimension Cross-SectionNew📱Interactive 2D cross-section of the ADD brane-world model: drag-pan a slice through the… IQ Mixer Sideband & Leakage SimulatorNew📱Interactive 2D IQ-mixer simulator: watch the exact I/Q upconversion math produce a desired… Cluster-State Quantum Computer 2D: Measurement-Based ComputingNew📱Interactive 2D one-way quantum computer: pan and zoom a lattice cluster state as it is… Quantum Network Percolation 2D: Entanglement Swapping Threshold MapNew📱Interactive 2D bond-percolation map of a quantum-repeater mesh: each edge is an elementary… Biological Decoherence Timescale Lab (2D)New📱Interactive 2D decoherence-rate simulator: tune temperature, superposition size and… Quantum Process Tomography 2D: The Bloch EllipsoidNew📱Reconstruct a noisy quantum gate's transfer matrix from four Bloch-vector probe measurements… Holevo Bound 2D: Polar Quantum-Alphabet Information DiagramNew📱Interactive 2D polar-projection simulator of Holevo's theorem: place N quantum states around… SARG04 Quantum Key Distribution: 2D Photon-by-Photon SimulatorNew📱Interactive 2D simulator of the SARG04 quantum-key-distribution protocol: watch polarized… Microwave-to-Optical Quantum Transduction (2D)New📱Interactive 2D simulator of a microwave-to-optical quantum transducer: tune… QRNG Min-Entropy Certification & Toeplitz Extraction (2D)New📱An interactive 2D flow diagram of a quantum random number generator: watch a raw… Perovskite Quantum Dot Color-Tuning KineticsNew📱Interactive 2D simulator of anion-exchange kinetics in CsPbX3 perovskite quantum dots: watch… NV-Center Diamond Quantum Thermometer (2D)New📱Interactive 2D simulation of a nitrogen-vacancy (NV) center in diamond as a nanoscale… Quantum Circuit Transpiler: Gate Decomposition & Depth OptimizationNew📱An interactive 2D quantum-circuit transpiler that decomposes Toffoli, SWAP and CZ gates into… Feshbach Resonance 2D: Tuning Atomic InteractionsNew📱Sweep a magnetic field across an ultracold-atom Feshbach resonance in a 2D top-down gas box… Dispersion-Cancelled Quantum OCT (2D)New📱Interactive 2D quantum-optical coherence tomography simulator: scan a mirror delay through… Quantum Otto Engine 2D: A Qubit Heat EngineNew📱2D quantum Otto cycle: a single qubit swaps between hot and cold thermal baths while its… Born Rule & Wavefunction Collapse (2D Bloch-Disk Ensemble) | mysimulator.ukNew📱Interactive 2D ensemble-measurement simulator: drag a point on a flattened Bloch-disk… Polarization Beam-Splitter Photon Combiner (2D Schematic)New📱Interactive 2D optical-bench schematic of a polarizing beam-splitter combiner: merge two… Cat Qubit 2D: Wigner-Function Biased-Noise SimulatorNew📱A 2D phase-space simulator for a dissipatively-stabilized Schrödinger-cat qubit: the Wigner… DC SQUID Interferometer 2D: Flux-Quantized Critical CurrentNew📱2D DC SQUID simulator: a superconducting loop with two Josephson junctions, an animated… Twin-Field QKD in 2D: The Loss-Budget ViewNew📱A 2D schematic-and-chart companion to the twin-field QKD simulator: a draggable, zoomable… ER = EPR (2D): Wormhole Cross-Section & Entanglement NetworkNew📱2D companion to the 3D ER=EPR wormhole model: a draggable, zoomable embedding-diagram… Quantum Frequency-Division Multiplexer (2D)New📱A 2D schematic of a quantum frequency-division multiplexer: combine several… Kitaev Honeycomb Spin Liquid (2D)New📱Tune the three bond couplings of the exactly-solvable Kitaev honeycomb model on a draggable… Higher-Order Topological Insulator: Corner States (2D)New📱Interactive 2D BBH quadrupole-insulator lattice: tune intracell/intercell hopping and watch… Quantum Digital Signatures (2D Phase Space): Coherent-State Forgery ResistanceNew📱Sign a classical bit with non-orthogonal coherent-state public keys plotted directly on the… Pockels Cell Phase Shifter 2D: Mach–Zehnder Interferometer SchematicNew📱A 2D schematic view of a Pockels-cell electro-optic phase shifter inside a Mach–Zehnder… Quantum Dimer Model 2D — RVB Spin Liquid & Spinon DeconfinementNew📱Interactive 2D Rokhsar–Kivelson quantum dimer model: watch a valence-bond covering resonate… SERF Atomic Magnetometer (2D)New📱2D top-down companion to the 3D SERF atomic magnetometer: a pannable, zoomable vapor-cell… Quantum Absorption Refrigerator 2D: Energy-Level MapNew📱2D top-down companion to the quantum absorption refrigerator: pan and zoom across three flat… Dispersive Qubit Readout — Circuit QED Measurement (2D)New📱2D top-down companion to the 3D circuit-QED readout simulator: pan and zoom a live IQ plane… Franson Interferometer (2D): Energy-Time Entangled Photon InterferenceNew📱A 2D top-down Franson interferometer: fire energy-time entangled photon pairs through two… Holographic Entanglement Entropy (2D)New📱Watch a flat, radial MERA tensor-network diagram compute the exact entanglement entropy of a… B92 Protocol (2D): Two-State Quantum Key DistributionNew📱2D top-down companion to the 3D B92 quantum-key-distribution simulator: pan and zoom a live… Zero-Point Energy 2D: Potential Well & Mode SumNew📱Interactive 2D simulator: watch a quantum harmonic oscillator's parabolic potential well and… MDI-QKD 2D: Detector-Blind Quantum Key DistributionNew📱Watch Alice and Bob send polarized photons to an untrusted relay for a Bell-state… Active Qubit Reset (2D Bloch Disk): Measurement Feedback vs. Passive DecayNew📱Race two ways to reset a superconducting qubit to |0>, drawn as a flat 2D Bloch-disk vector:… Weak Measurement of a Qubit Superposition (2D)New📱A 2D orbitable projection of the Bloch sphere showing continuous weak quantum measurement:… Decoy-State BB84 (2D): Defeating Photon-Number-Splitting AttacksNew📱Pan and zoom a top-down 2D beam line from Alice to Bob over a lossy fiber, toggle a… Linear Paul Trap: Ion Chain (2D Cross-Section)New📱2D axial/radial cross-section of a linear Paul trap: integrate the real Mathieu equation of… Bohmian Trajectories: 2D Phase-Gradient Double-Slit FlowNew📱2D companion to the 3D pilot-wave double-slit model: the same de Broglie–Bohm guidance… Squeezed Vacuum Generator: Degenerate Optical Parametric Oscillator (2D)New📱2D companion to the 3D degenerate OPO squeezed-light simulator: the same pump-crystal-cavity… Satellite QKD Pass — Orbital Link Budget & Secure Key Rate (2D) | mysimulator.ukNew📱2D top-down companion to the 3D satellite QKD simulator: the same real orbital-plane… Singlet Fission Solar Cell (2D Lattice)NewA 2D kinetic Monte Carlo model of singlet fission across a lattice cross-section of an… Rotating Relativistic String (2D Top-Down & Regge Trajectory)New📱2D canvas simulator of a relativistic open string rigidly rotating about its center: a… Quantum Boltzmann Machine: Annealed Generative Sampling (2D)New📱A flat, pannable/zoomable 2D lattice view of a transverse-field Ising annealer: tune… Quantum Secret Sharing: 2D GHZ-State Parity MapNew📱Watch a dealer split a secret bit across an n-qubit GHZ state on a pannable, zoomable 2D… Mølmer–Sørensen Gate: Phase-Space Loop (2D)New📱A 2D companion to the trapped-ion Mølmer–Sørensen gate simulator: a top-down ion-chain… SPSA Optimizer: 2D Cost-Landscape MapNew📱Interactive 2D top-down heatmap of a rugged, shot-noise-corrupted quantum cost landscape:… Quantum Dot Photoluminescence — 2D Jablonski & Decay-Curve DiagramNew📱Interactive 2D diagram of colloidal quantum dot photoluminescence: a Jablonski energy-level… Photonic Waveguide Coupler — Phasor & Parameter MapNew📱2D phasor-diagram and parameter-map simulation of evanescent coupling between two adjacent… Quantum Zeno Crossover — Bloch Phase-Space PortraitNew📱Watch the exact two-level Zeno/anti-Zeno master equation as a 2D phase-space spiral: the… Quantum Dot Barcode Code-Space DiagramNew📱Interactive 2D code-space diagram of quantum-dot spectral barcoding: every microbead's… Fractional Quantum Hall Anyon Braiding — Flux-Attachment Phase Integral (2D)New📱2D vector-field companion to the fractional quantum Hall braiding simulator: instead of an… Ring Resonator: Spectrogram & Phasor ViewNew📱2D simulation of a carrier-depletion silicon micro-ring modulator: a live wavelength-vs-time… HBT Coincidence Trace 2D — Single-Photon Purity g²(0) | mysimulator.ukNew📱2D Hanbury Brown–Twiss simulator: watch the same Monte-Carlo photon statistics as a… Spin Squeezing 2D: Exact One-Axis-Twisting in the Dicke BasisNew📱An independent, exact quantum-mechanical companion to the 3D one-axis-twisting simulator:… Atom Interferometer Gravimeter — Spacetime DiagramNew📱The 2D companion to the 3D atom-interferometer gravimeter: a real space-time worldline… Rydberg RF Sensor 2D: Dressed-State Ladder & AT SusceptibilityNew📱2D companion to the Rydberg-atom RF electric-field sensor: an independently-solved… Magnet-Free Quantum Isolator: Phasor-Diagram View (2D)New📱A 2D phasor-diagram companion to the 3D magnet-free quantum isolator: the direct coherent… Kibble Balance: 2D Beam & Flux TraceNew📱Interactive 2D side-view Kibble balance: null a coil's magnetic force against a test mass… Cryostat Wiring Bottleneck: 2D Conductance LadderNew📱2D companion to the 3D dilution-refrigerator model: a thermal-ladder diagram and… Shor's Algorithm: Phasor-Sum Interference MapNew📱2D Argand-diagram companion to the 3D Shor's-algorithm visualizer: watch the quantum Fourier… Quantum Battery: Ergotropy Phase PortraitNew📱Watch the coherence (x,y) phase portrait of a driven quantum-battery ensemble spiral toward… Biexciton Cascade Phase-Ring — Polarization Precession DiagramNew📱2D phase-space companion to the biexciton radiative cascade: a polarization phase ring… Pauli Spin Blockade — Energy-Level Anticrossing (2D)New📱2D energy-level diagram of Pauli spin blockade in a double quantum dot: watch the singlet… Distributed Quantum Computing: Amplitude-Plane Gate TeleportationNew📱A 2D complex-amplitude-plane view of quantum gate teleportation: two Argand-diagram qubit… Quantum Dot Blinking Ensemble — Power-Law Statistics LabNew📱Watch a 2D grid of independently blinking quantum dots — a synthetic single-molecule… MBL Crossover: Level-Flow & Phase DiagramNew📱A 2D-native companion to the exact-diagonalization MBL simulator: the same disordered… Quantum Illumination Radar 2D: Signal-Space DiscriminationNew📱Interactive 2D signal-space diagram of quantum illumination radar: watch the… Cross-Entropy Benchmarking: Lorenz CurveNew📱A 2D statistical view of the linear cross-entropy benchmarking (XEB) test that certified… CV-QKD Security Map: Phase-Space Constellation & Key-Rate GridNew📱2D companion to the CV-QKD phase-space simulator: a live Alice/Bob quadrature scatter plot… QCL Subband Eigenstates & Population-Inversion Dynamics (2D)New📱2D simulator of a quantum cascade laser's intersubband transition: a finite-difference… Quantum Darwinism: Redundancy Spectrum (2D)New📱Interactive 2D quantum-Darwinism simulator: watch a qubit's pointer-basis populations… Anyon Braid Diagram — 2D Topological Quantum GatesNew📱Braid four non-Abelian Ising anyons on a classic 2D braid diagram — strand crossings drawn… QAOA Max-Cut Contour MapNew📱A full-statevector QAOA simulation rendered as a 2D topographic contour map of the… Biexciton Binding Energy Landscape (2D)New📱A 2D lateral quantum-dot cross-section cycles through empty, exciton (X) and biexciton (XX)… Quantum Dot Ligand Exchange & Surface Passivation (2D)New📱Watch an unrolled hex-lattice map of ~169 quantum-dot surface binding sites run real… Spin Qubit Exchange Coupling — Anticrossing & Bloch ProjectionNew📱Tune the interdot detuning and tunnel coupling of a double quantum dot on a live… Lattice Gauge Theory 2D: Wilson Loop Area LawNew📱A 2D-native rendering of compact U(1) lattice gauge theory: link phases drawn as a hue/arrow… NV-Center Vector Magnetometry: Pole-Figure ReconstructionNew📱The same four-axis NV-center vector magnetometry least-squares reconstruction, plotted as a… Quantum Dot FRET Cascade — 2D Energy LadderNew📱A 2D energy-level ladder and live efficiency-vs-distance curve for a Förster resonance… Quantum Dot Ensemble Auger Decay (2D)New📱Watch a 2D lattice of 324 independent quantum dots, each pumped with 2-5 excitons, decay… Quantum Illumination Parameter-Space & Detection Statistics (2D)New📱A 2D companion to the quantum-illumination target-detection simulator: instead of a 3D… Mølmer–Sørensen Gate — Phase-Space DiagramNew📱2D phase-space diagram of the Mølmer–Sørensen trapped-ion entangling gate: watch the shared… Toric Code on a Flat Torus Chart (2D)New📱Interactive 2D toric-code simulator: the torus unrolled into a flat periodic lattice with… Plasmon–Exciton Polariton (2D): Time-Domain Rabi Beating & AnticrossingNew📱2D canvas companion to the plasmon-exciton strong-coupling simulator: a real-time 4th-order… Type-II Quantum Dot: Radial Band Diagram & Charge SeparationNew📱Solve the effective-mass Schrodinger equation for electron and hole envelope wavefunctions… VQE Ring Diagram: Coupling Graph & Barren PlateausNew📱The same real hardware-efficient VQE ansatz and Ising-ring Hamiltonian as the 3D… Double Quantum Dot Avoided-Crossing & Tunneling ResonanceNew📱Interactive 2D avoided-crossing diagram of a tunnel-coupled double quantum dot: watch the… Coulomb Blockade: Energy Landscape & StaircaseNew📱2D plots of the same single-electron-box quantum dot model: a continuous E(N) = e²/2C·(N −… Level-Spacing Chaos Diagnostic & Space-Time Relaxation Map (2D)New📱2D companion to the exact-diagonalization spin-chain ETH simulator: instead of a 3D… Polariton Superfluid Velocity Field (2D)New📱2D top-down companion to the 3D polariton-condensate simulation: an independently-integrated… Quantum Dot Laser Threshold Gain — Spectral Gain & Phase Portrait (2D)New📱Watch the same quantum-dot laser rate equations from a 2D angle: an… Quantum-Confined Stark Effect 2D: Tilted-Well Band DiagramNew📱2D companion to the 3D piezoelectric quantum dot: the electron and hole envelope… Quantum Shot Statistics: Bloch-Circle EstimatorNew📱Interactive 2D simulator of quantum-cloud (QaaS) shot statistics: a qubit's state vector on… Quark Confinement: Flux-Density DiagramNew📱A 2D-native companion to the QCD flux-tube simulator: pull the quark pair apart on a live… Coulomb Diamond Stability Diagram: a Quantum Dot SETNew📱2D charge-stability diagram of a single-electron transistor: an exact steady-state current… Friedel Oscillations 2D: Screened Charge-Density Cross-SectionNew📱Interactive 2D cross-section and radial-profile simulator of Friedel oscillations — the… Quantum Anomalous Hall Effect — k-space Berry CurvatureNew📱2D canvas simulator of the quantum anomalous Hall effect: a live Brillouin-plane heatmap of… NV-Center ODMR Level Diagram (2D)New📱Interactive 2D rate-equation model of a nitrogen-vacancy (NV) center in diamond: a live… Quantum Dot Phase Wheel — 2D g²(τ) CorrelatorNew📱2D companion to the 3D Hanbury Brown-Twiss beam-table simulator: detector clicks from a… Mach-Zehnder Modulator: Phasor & Transfer-Function DiagramNew📱A 2D phasor (Argand-plane) view of an electro-optic Mach-Zehnder modulator: watch the two… Optical Tweezer 2D — Potential-Well & Phase-Space RecaptureNew📱Watch a single laser-cooled atom move across a live 2D heatmap of its own Gaussian-beam… Asymptotic Freedom 2D: The Running Strong Coupling α_s(Q)New📱Drag the probe energy Q and watch the QCD strong coupling constant fall via the real… Spin-to-OAM Converter: 2D Phase-Wheel & Beam ViewNew📱2D simulator of a q-plate quantum converter: fire single photons and watch a live beam-path… Quantum Volume Benchmark 2D: Heavy Output GenerationNew📱Run real random square circuits through a statevector simulator, drag-pan the 2D circuit… Entangled Quantum Sensor Network (2D)New📱2D simulator of a distributed quantum sensor network: compare Standard-Quantum-Limit and… Neutron Interferometer: Gravity-Induced Quantum Phase (2D)New📱Drag a 2D dial to tilt a schematic COW three-plate neutron interferometer against gravity,… Kerr-Cat Qubit (2D Phase-Space): Biased-Noise Bit-Flip ProtectionNew📱Interactive 2D phase-space heatmap of a driven-dissipative Kerr-cat qubit: two coherent… Zitterbewegung 2D — The Trembling Dirac ElectronNew📱Watch a free relativistic electron tremble across three linked 2D panels — a pannable,… Zero-Noise Extrapolation Lab (2D)New📱2D quantum error-mitigation simulator: a noisy circuit's ⟨Z⟩ measurement decays across five… Randomized Benchmarking: Gate Fidelity Decay (2D)New📱2D randomized-benchmarking simulator: fire random Clifford gate sequences at a qubit on a… Quark Flavor Mixing 2D: CKM Matrix & Weak DecayNew📱Fire real weak-decay events in which a down-type quark emits a W⁻ boson and converts into an… Quantum vs. Classical Search RaceNew📱Explore Grover's search algorithm on a 2D canvas with adjustable amplitude arrays and… Quantum vs. Classical Search RaceNew📱Visualize the geometric rotation of Grover's algorithm in a 3D space, showing the evolution… Quantum Dot Energy Levels — Confinement & Emission ColorNew📱Shrink or grow a semiconductor quantum dot and watch the real particle-in-a-box energy… 3D Quantum Dot — Electron Probability Cloud & ConfinementNew📱An actual 3D semiconductor quantum dot rendered with Three.js: its electron… Real Superconducting-Qubit Decoherence (T1/T2)New📱Explore the real-world limitations of superconducting qubits through T1 energy-relaxation… 3D Bloch Sphere Decoherence SimulationNew📱A 3D Bloch sphere where the qubit's state vector genuinely shrinks toward the center over… Unruh Effect: Acceleration Creates HeatNew📱Explore how acceleration turns the vacuum into a thermal bath with particle sparks,… 3D Rindler & Unruh Effect SimulatorNew📱Explore 3D Rindler motion and the Unruh effect with a purple accelerating sphere and a cyan… Sauter-Schwinger Effect: Vacuum Pair Production in Strong Electric FieldsNew📱Explore the Schwinger effect with a field-strength slider showing exponential pair… 3D Sauter-Schwinger Effect: Vacuum Pair ProductionNew📱Explore the Schwinger effect in 3D, where electron-positron pairs tunnel from vacuum at… Deutsch-Jozsa Quantum AlgorithmNew📱Explore the Deutsch-Jozsa algorithm with a quantum computer. Prepare superpositions, apply… 3D Quantum Circuit: Deutsch-Jozsa AlgorithmNew📱Explore quantum circuits with phase kickback and Walsh-Hadamard transform. Solve hidden… No-Cloning Theorem & Quantum RepeatersNew📱Explore the no-cloning theorem with qubit states and witness how quantum repeaters extend… Quantum Repeater Link 3DNew📱Explore quantum communication over long distances with direct and repeater channels. Adjust… Quantum Heat EngineNew📱Visualize a quantum harmonic oscillator undergoing the Otto cycle with discrete energy levels. Quantum Otto Cycle Engine: 3D Energy-Level LadderNew📱This simulation models a quantum version of the Otto cycle using harmonic oscillator energy… 2D Quantum Computing Hardware Comparison ChartNew📱Explore the performance of four quantum computing platforms—superconducting transmon,… 3D Three.js/WebGL Scene Quantum Computing Hardware SimulationNew📱Explore three real quantum-computing hardware platforms in 3D: superconducting chip,… 3-Qubit Bit-Flip Code — 2D ConsoleNew📱Explore bit-flip errors on three qubits by hand or via a random channel, revealing syndromes… Quantum Gate DecomposerNew📱Set target rotations or choose presets to decompose into Rz-Ry-Rz gates, showing matrix math… 3D Quantum Compiler Gate DecompositionNew📱Visualize single-qubit unitary transformations on a 3D Bloch sphere, proving Euler-angle… Single-Qubit RB: Monte Carlo Survival ProbabilityNew📱Simulate and visualize survival probability of single-qubit gates under depolarizing noise. Single-Qubit RB: 3D Bloch Sphere TrajectoryNew📱Animate the evolution of a qubit state on a 3D Bloch sphere under random Clifford gates and… Decoy-State QKD: PNS Attack DetectionNew📱Simulate decoy-state QKD to detect photon-number-splitting attacks using real… 3D Decoy-State QKD: PNS Attack SimulationNew📱Explore decoy-state quantum key distribution in 3D space, where pulses fly from Alice to Bob… Majorana Zero Modes in a Topological NanowireNew📱Tune chemical potential, pairing and hopping on an interactive Kitaev chain and watch… Quantum Trajectories: Unraveling the Lindblad Master EquationNew📱Watch individual stochastic quantum-jump trajectories on the Bloch sphere average into the… Quantum Portfolio Optimizer (QAOA)New📱Encode a 5-asset portfolio-selection problem into 5 qubits and run real QAOA on the exact… Elitzur–Vaidman Bomb TesterNew📱Fire single photons through an N-stage quantum-Zeno interferometer to detect a live bomb by… 2D Quantum Walk Search AlgorithmNew📱Interactive 2D-canvas discrete-time coined quantum walk on a 1D lattice: a real Hadamard… Negative Mass Chase: Exotic Matter DynamicsNew📱Simulate exotic matter with negative inertial mass: a negative-mass body accelerates toward… Proton Decay: GUT Cherenkov DetectorNew📱A 3D water-Cherenkov detector driven by a real Poisson decay process: tune the Grand Unified… Single-Photon Detector: Dead Time & Dark CountsNew📱Simulate a single-photon avalanche diode (SPAD): Poisson photon arrivals trigger clicks at a… Quantum Dot Vertical-Cavity EmissionNew📱Interactive 3D simulation of a quantum dot inside a vertical DBR microcavity: tune its… Sparticle Cascade Decay & Missing Transverse EnergyNew📱Produce a gluino/squark pair and watch its cascade decay chain unfold into quark jets and an… Vortex Lattice Formation in a Rotating CondensateNew📱Stir a trapped Bose-Einstein condensate past its critical rotation rate and watch quantized… Quantum Internet Buffer SchedulerNew📱A quantum-repeater memory buffer in 2D: entangled pairs arrive stochastically on two links,… Monogamy of Entanglement — CKW Tangle ConservationNew📱Redistribute a shared excitation across three qubits and watch the Coffman-Kundu-Wootters… Quantum Partnership Network: Threshold Adoption CascadeNew📱Interactive 3D network simulator: watch quantum-technology adoption spread through a web of… Charge Qubit Coherence in a Double Quantum DotNew📱Watch an electron coherently oscillate between two tunnel-coupled quantum dots at frequency… Scanning Tunneling Spectroscopy: Mapping the Local Density of StatesNew📱Park a 3D STM tip over a metal, a semiconductor, or a single molecule and sweep the bias… Random Circuit Sampling LabNew📱Simulate a Sycamore-style random quantum circuit on a full complex statevector: apply random… Causal Dynamical Triangulation: Spacetime Built from SimplicesNew📱Watch a real 2D causal dynamical triangulation grow — stacked spatial slices glued by… Quantum Dot Blinking SuppressionNew📱Watch a single core/shell quantum dot switch between a bright ON exciton state and a dark,… Attosecond Pulses: The Three-Step Model of High-Harmonic GenerationNew📱Simulate the tunnel-ionization, laser-driven acceleration and recombination steps behind… DNA Proton Tunneling (2D)New📱2D companion to the DNA Proton Tunneling 3D simulator: numerically integrates the real WKB… Quantum Otto Engine — Indicator Diagram (2D)New📱2D companion to the quantum Otto engine: instead of rendering the particle ensemble, this… Quark Confinement: Flux-Tube String Dynamics (2D)New📱An independent 2D companion to the 3D flux-tube simulator: the quark-antiquark string is… Quantum Zeno Effect — Survival Curve & Trial Statistics (2D)New📱2D companion to the quantum Zeno effect simulator: 180 independent Monte-Carlo trial atoms… Landau-Zener Avoided Crossing: Exact Two-Level SolverNew📱2D companion to the adiabatic quantum optimization simulator: instead of an N-spin Ising… Dynamical Decoupling: Spin Echo vs CPMG (2D Phasor View)New📱Watch an ensemble of qubit isochromats dephase on a 2D phasor plane under static and… Ramsey Fringe & Estimation Convergence: SQL vs Heisenberg LimitNew📱2D counterpart to the 3D quantum-metrology sim: a live Ramsey-fringe plot and a scrolling… Quantum Error Correction Circuit: 3-Qubit Bit-Flip CodeNew📱A 2D quantum-circuit view of the 3-qubit bit-flip code: watch CNOT encoding, injected X… Dicke Superradiance Ladder: Exact Quantum Master EquationNew📱Solve N-atom Dicke superradiance exactly on the quantum Dicke ladder — a birth-death master… Quantum Fourier Transform: Phasor Sum (2D)New📱Interactive 2D companion to the 3D QFT ring: instead of showing only the finished amplitude… RCSJ Josephson Junction: Tilted Washboard & Phase PortraitNew📱2D simulator of the RCSJ (resistively-and-capacitively-shunted junction) model of a… Avalanche Photodiode Gain: 2D Cascade & Excess-Noise VerificationNew📱Interactive 2D Monte Carlo companion to the McIntyre avalanche-photodiode model: watch a… Phonon Bottleneck: Hot-Carrier Cooling — 2D Ensemble ViewNew📱Watch a real ensemble of 240 independent electrons cascade down a quantum dot's discrete… Quantum Teleportation Circuit: 8-State Vector SimulationNew📱Watch the real quantum teleportation quantum circuit run on a full 8-amplitude 3-qubit state… Quantum Annealing Spectrum Explorer: Avoided Crossings & Landau-ZenerNew📱Exactly diagonalize a real 5-spin transverse-field Ising ring at every point of its anneal… E91 Bell Test: Correlation Curve & CHSH (2D)New📱A 2D E91 quantum key distribution simulation: two polarizer dials sample entangled-pair… Monte Carlo Verification: Decoherence-Limited Heisenberg PrecisionNew📱2D counterpart to the 3D GHZ decoherence sim: real repeated binomial Monte Carlo shots,… Entanglement Purification — Cascade & Ensemble (2D)New📱A 2D dendrogram-and-histogram view of BBPSSW recurrence purification: one binary merge tree… QCA Majority Gate — Three-Input Clocked Voting Cell (2D)New📱Interactive 2D top-down simulation of a quantum-dot cellular automata majority gate: three… Quantum TeleportationNew📱Explore the Bell-pair entanglement and joint measurement process to teleport a qubit state… Quantum TeleportationNew📱Visualize quantum teleportation with Bloch spheres for qubits and physical objects… Quantum Relay NetworkNew📱Entanglement swapping combines Werner-state fidelities across segments, doubling reach with… Quantum Relay NetworkNew📱Orbit a swap-tree of instanced nodes and connector beams to visualize the multi-hop quantum… Quantum SuperpositionNew📱Explore single-qubit superposition by rotating complex-plane phasors for the two amplitudes… Quantum SuperpositionNew📱Visualize a qubit's state as it spirals on a Bloch sphere toward one of its poles, with… Quantum Force ExchangeNew📱Explore how forces are mediated by virtual particles in a simplified Yukawa potential model. Quantum Force ExchangeNew📱Visualize the superposition of fields from two sources as an instanced lattice, showing… Quantum Otto Cycle EngineNew📱This simulation models a quantum Otto cycle heat engine using a truncated energy ladder with… Quantum Otto Cycle EngineNew📱Visualize the same four-stroke cycle in three dimensions as a tower of rotating energy-level… Quantum Entanglement NetworkNew📱Simulate entangled-photon distribution over optical fiber with exponential attenuation loss… Quantum Entanglement NetworkNew📱Visualize entangled photons in helical strands within a shared 3D fiber core, experiencing… Quantum Eigensolver & OptimizationNew📱Explore the Variational Quantum Eigensolver algorithm by adjusting a parameterized quantum… Quantum Eigensolver & OptimizationNew📱Visualize the QAOA cost landscape as a height-surface, and control a walker sphere that… Vacuum FluctuationNew📱Explore the real-time energy uncertainty principle where virtual particle pairs borrow… Vacuum FluctuationNew📱Dive into a 3D quantum foam simulation with multiple virtual particle pairs, experiencing… False Vacuum Decay: Bubble NucleationNew📱Watch a metastable quantum field tunnel through its potential barrier: true-vacuum bubbles… BB84: Detect Eavesdropping with QBERNew📱Explore BB84 quantum key distribution, detecting eavesdropper Eve via rising QBER from 0% to… BB84 Eavesdropping Detection: Spot Quantum HacksNew📱Explore BB84 QKD with an intercept-resend attack; toggle Eve to spike QBER from 0% to ~25%.… Qubit State Explorer: 2D VisualizationNew📱Explore a single qubit's pure state |ψ⟩ = cos(θ/2)|0⟩ + e^(iφ)sin(θ/2)|1⟩ in 2D, with real… Explore Qubits in 3D: Interactive Bloch Sphere SimulationNew📱Manipulate a single qubit's state on a 3D Bloch sphere with real-time matrix multiplications… Random Circuit Sampling LabNew📱Simulate a Sycamore-style random quantum circuit on a full complex statevector: apply random… DNA Proton TunnelingNew📱Solve the time-dependent Schrödinger equation for a hydrogen-bond proton in a DNA base… 3-Qubit Bit-Flip CodeNew📱Watch a logical qubit encoded across three physical qubits survive independent bit-flip… Quark Confinement: Color Flux Tube & String BreakingNew📱Pull a quark and antiquark apart and watch the confining gluon flux tube stretch under the… Dynamical Decoupling: Spin Echo vs CPMGNew📱Watch an ensemble of qubit isochromats dephase under static and fluctuating noise, then… Quantum Fourier TransformNew📱Interactive 3D visualisation of the Quantum Fourier Transform: watch a single basis state… Quantum Metrology: Heisenberg Limit vs Standard Quantum LimitNew📱Compare phase-estimation precision from N independent atomic probes (standard quantum limit,… Quantum Otto EngineNew📱Drive a single qubit through a quantum Otto cycle between a hot and cold bath and watch… Quantum Error Correction: 3-Qubit Bit-Flip CodeNew📱Encode a qubit into three physical qubits using the quantum repetition code, inject random… Quantum Zeno Effect — Frequent Measurement Freezes a QubitNew📱Drive a qubit's Rabi oscillation and interrupt it with periodic projective measurements:… Adiabatic Quantum Optimization: Energy Gap SimulatorNew📱Solve a small MaxCut spin problem by adiabatic quantum evolution: interpolate from a trivial… Sparticle Cascade Decay & Missing Transverse EnergyNew📱Produce a gluino/squark pair and watch its cascade decay chain unfold into quark jets and an… Dicke Superradiance: Collective Quantum CoherenceNew📱Watch N two-level atoms packed inside a sub-wavelength volume build up a shared macroscopic… Quantum Teleportation Protocol: Bell Measurement & Pauli CorrectionNew📱Step through the real quantum teleportation protocol: prepare an unknown qubit state, run a… Quantum Dot Biexciton Cascade — Entangled Photon SourceNew📱Pump a quantum dot's biexciton state and watch the two-photon radiative cascade unfold: a… Transmon Qubit: Josephson Washboard PotentialNew📱Explore a transmon superconducting qubit's Josephson washboard potential in 3D: tune the… Vortex Lattice Formation in a Rotating CondensateNew📱Stir a trapped Bose-Einstein condensate past its critical rotation rate and watch quantized… Quantum Annealing Minimum-Gap ExplorerNew📱Exactly diagonalize a real 5-spin transverse-field Ising ring as it anneals from a quantum… E91 Quantum Key Distribution: Entangled-Pair CHSH TestNew📱Watch entangled photon pairs travel to Alice and Bob's stations, get measured at random… Clocked QCA Pipeline — Four-Phase Adiabatic SwitchingNew📱Interactive clocked quantum-dot cellular automata simulator: a four-phase clock (Switch /… Cross-Entropy Benchmarking VerifierNew📱Watch the linear cross-entropy benchmarking (XEB) statistic that certified Google's Sycamore… Toric Code: Anyon Braiding & Topological MemoryNew📱Interactive 3D toric code on a torus: click edges to create anyon pairs from Pauli-Z errors,… Entanglement Purification for Quantum RepeatersNew📱Watch the BBPSSW recurrence purification protocol distill noisy Werner-state Bell pairs into… Quantum Walk Search AlgorithmNew📱Interactive discrete-time coined quantum walk searching a 2D grid: watch amplitude… Quantum Cascade Laser — Intersubband Population InversionNew📱Tune quantum-well width, bias alignment, lattice temperature and injection current to watch… Pauli Spin Blockade — Quantum Dot Qubit ReadoutNew📱Prepare a two-electron singlet or triplet spin state in a double quantum dot, pulse the… Distributed Quantum Computing: Remote Gate TeleportationNew📱Simulate a distributed quantum computing network: two quantum processors linked by one… Quantum Trajectories: Unraveling the Lindblad Master EquationNew📱Watch individual stochastic quantum-jump trajectories on the Bloch sphere average into the… Lattice Gauge Theory: U(1) Plaquette Monte CarloNew📱A 2D compact U(1) lattice gauge theory: link-variable phases live on a periodic grid, a… Quantum Dot Blinking — Fluorescence IntermittencyNew📱Watch a single quantum dot randomly switch between bright and dark fluorescence states, with… Quantum Metrology: When Decoherence Breaks the Heisenberg LimitNew📱Interactive GHZ-state Ramsey interferometer: watch N entangled atoms reach… Eigenstate Thermalization in a Spin ChainNew📱Exactly diagonalize a small quantum spin chain, quench it far from equilibrium, and watch… Plasmon–Exciton Polariton: Strong Coupling & Rabi SplittingNew📱Interactive coupled-oscillator model of a plasmonic nanocavity strongly coupled to a… Anyon Braiding — Topological Quantum GatesNew📱Braid four non-Abelian Ising anyons in a 3D spacetime diagram and watch each crossing apply… Polariton Superfluid Past an ObstacleNew📱A driven-dissipative Gross-Pitaevskii simulation of an exciton-polariton condensate in a… Quantum Dot Blinking SuppressionNew📱Watch a single core/shell quantum dot switch between a bright ON exciton state and a dark,… NV-Center Vector Magnetometry: Reconstructing a 3D Field from Four AxesNew📱Diamond nitrogen-vacancy defects sit along four distinct crystal axes, each reporting only… Quantum Darwinism: Pointer-State RedundancyNew📱Watch a qubit's pointer-basis populations survive decoherence while coherence between them… Level Statistics Across the MBL TransitionNew📱Exactly diagonalize a small disordered Heisenberg spin chain and watch its energy-level… Quantum Battery: Ergotropy & Coherent ChargingNew📱Drive a grid of two-level quantum battery cells with a resonant charging field and watch… Quantum Zeno–Anti-Zeno Crossover in Double-Well TunnelingNew📱Watch a particle's tunneling between two potential wells suppressed by continuous… Quantum Illumination RadarNew📱Interactive 3D quantum-illumination radar: fire entangled signal/idler photon pairs through… VQE Ansatz: Entanglement & Barren PlateausNew📱Interactive hardware-efficient VQE ansatz on a real multi-qubit statevector: watch… QAOA Max-Cut Landscape ExplorerNew📱A full-statevector QAOA simulation rendered as a literal 3D terrain of the cost-expectation… Quantum Illumination Target DetectionNew📱Fire entangled signal/idler photon pulses at a weak, noise-buried target and compare a… Continuous-Variable QKD: Gaussian-Modulated Coherent StatesNew📱Watch Gaussian-modulated coherent light pulses travel from Alice to Bob's homodyne detector… Quantum Dot FRET CascadeNew📱Watch excitons hop non-radiatively down a four-dot quantum dot chain via Förster resonance… Fractional Quantum Hall Anyon Braiding — Statistical PhaseNew📱Braid two Laughlin quasiparticles around each other in a fractional quantum Hall droplet at… Photonic Waveguide Directional CouplerNew📱Watch optical power evanescently couple back and forth between two adjacent single-mode… Majorana Zero Modes in a Topological NanowireNew📱Tune chemical potential, pairing and hopping on an interactive Kitaev chain and watch… Photonic Mach-Zehnder ModulatorNew📱Drive an on-chip electro-optic Mach-Zehnder modulator: tune the bias point, RF drive swing… Silicon Ring-Resonator Electro-Optic ModulatorNew📱Simulate a carrier-depletion silicon micro-ring modulator: apply a reverse bias to shift the… Quantum Dot Multiplexed Barcode ImagingNew📱Encode microbeads with combinatorial ratios of quantum-dot emission colors and watch a noisy… Single-Electron Tunneling Events in a Quantum DotNew📱Watch individual electrons tunnel one at a time onto and off a quantum dot in a… Trapped-Ion Mølmer–Sørensen Gate SimulatorNew📱Drive a bichromatic laser field on two trapped ions and watch their shared motional mode… Charge Qubit Coherence in a Double Quantum DotNew📱Watch an electron coherently oscillate between two tunnel-coupled quantum dots at frequency… Quantum Dot Laser Threshold GainNew📱Tune pump current, cavity loss, dot-size dispersion and areal dot density to watch carrier… Optical Tweezer — Single-Atom Release & RecaptureNew📱Watch a single laser-cooled atom held at the focus of a Gaussian optical tweezer beam, then… Quantum-Dot Avalanche Photodiode: Impact-Ionization GainNew📱Interactive 3D McIntyre-model simulator of avalanche multiplication in a quantum-dot… Spin Qubit Exchange CouplingNew📱Tune the interdot detuning and tunnel coupling of a double quantum dot to control the… Double Quantum Dot Charge Stability DiagramNew📱Explore the 3D charge-stability honeycomb of a tunnel-coupled double quantum dot, where… Biexciton Binding Energy in a Quantum DotNew📱Pump a quantum dot with one and two electron-hole pairs and watch the exciton (X) and… Quantum Dot Charging Energy ExplorerNew📱Tune a quantum dot's radius, dielectric environment and temperature to see how the charging… Quantum Dot Re-excitation — Pulsed g²(τ) CombNew📱Drive a pulsed quantum dot single-photon source through a Hanbury Brown-Twiss beamsplitter… Hanbury Brown–Twiss Photon Antibunching: Single-Photon Purity g²(0)New📱Send a triggered quantum-dot photon stream through a 50/50 beamsplitter and watch the… Quantum Dot Vertical-Cavity EmissionNew📱Interactive 3D simulation of a quantum dot inside a vertical DBR microcavity: tune its… Multiexciton Auger Recombination CascadeNew📱Watch a single quantum dot pumped with 2-5 excitons decay stochastically one carrier pair at… Phonon Bottleneck: Hot-Carrier Cooling in a Quantum DotNew📱Watch a photoexcited electron cascade down a quantum dot's discrete energy ladder by… Strain-Induced Piezoelectric Field in a Quantum DotNew📱Explore how lattice-mismatch strain in a wurtzite InGaN/GaN quantum dot generates an… Charge Separation in a Type-II Core/Shell Quantum DotNew📱Solve the effective-mass Schrodinger equation for electron and hole envelope wavefunctions… Quantum Dot Ligand Exchange & Surface PassivationNew📱Watch ligands adsorb and desorb on a quantum dot surface under real Langmuir kinetics,…