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Researchers Advance 'Quantum Teleportation'

Tony Greicius

Published Jan 1, 2014• 0 citations
OpenAlex

Related papers

Advances in quantum teleportation

Stefano Pirandola, Jens Eisert, Christian Weedbrook +2 more

arXiv:1505.07831•Nature Photonics•Sep 29, 2015•898 citations

Quantum Teleportation Advances: From Qubits to Logical Gates and Energy — E8 Intelligence Research

Andrew Stewart Caldin

FINDING: Quantum teleportation has advanced from information transfer to energy teleportation on superconducting hardware, while Oxford demonstrated teleportation of logical gates — not just qubits. | MATH: The core invariant is the Bell-state measurement projection: \(|\Phi^+\rangle = \frac{1}{\sqrt{2}}(|00\rangle + |11\rangle)\), with teleportation fidelity \(F = \frac{1}{2} + \frac{2}{3}|\langle\psi_{in}|\psi_{out}\rangle|^2\) for qubits. Energy teleportation (arXiv:2301.02666) exploits negative energy density via local operations and classical communication (LOCC), quantified by the conditional entropy \(S(A|B) = S(\rho_{AB}) - S(\rho_B) < 0\) — the resource is not entanglement alone but *quantum discord* in the energy eigenbasis. The W-state (mentioned in German source) scales as \(|W_N\rangle = \frac{1}{\sqrt{N}}\sum_{i=1}^N |0...1_i...0\rangle\), with entanglement entropy \(S = \log_2 N\) for N parties — robust against particle loss, unlike GHZ states. | CONNECTION: The W-state' Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com

•Oct 19, 2026•0 citations

W-State Scaling and Qudit Processors Drive Quantum Teleportation Advances — E8 Intelligence Research

Andrew Stewart Caldin

FINDING: Quantum teleportation advances hinge on W-state entanglement scaling and qudit processors, not new fundamental constants. | MATH: W-state = (|100...0⟩ + |010...0⟩ + ... + |00...1⟩)/√n; qudit dimension d > 2; fidelity F = |⟨ψ|ψ'⟩|²; Bell measurement success probability for teleportation = 1/d (generalized). | CONNECTION: W-state normalization 1/√n echoes root system scaling (A_n lattice); qudit dimension d maps to cyclic group Z_d — crystallographic point groups (e.g., 6-fold for d=6) share symmetry. | DEPTH: 4/10 — incremental engineering, no new mathematical structure revealed. Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com

•Oct 10, 2026•0 citations

New research to aid quantum computing, teleportation

Nature India•Oct 17, 2015•0 citations

Quantum Teleportation and its Advantages

Dibeswar Behera

•Jan 1, 2023•0 citations

2025 Quantum Teleportation: Incremental Advances, No New Physics — E8 Intelligence Research

Andrew Stewart Caldin

FINDING: Quantum teleportation advances in 2025 are incremental — no new fundamental equation or constant emerges from the provided sources; the MIT double-slit single-photon result re-confirms Born's rule and wavefunction collapse, while Japanese three-photon teleportation extends known protocols. | MATH: Born's rule \(P(x)=|\psi(x)|^2\); teleportation fidelity \(F = \langle \psi_{\text{in}}|\rho_{\text{out}}|\psi_{\text{in}}\rangle \leq 1\), with Bell-state measurement success probability \(1/4\) per attempt for two-qubit teleportation; three-photon teleportation scales as \(2^n\) basis states, \(n=3\) → 8-dimensional Hilbert space. No new constants or ratios appear. | CONNECTION: None directly — no golden ratio, Fibonacci, base-60, or crystallographic symmetry is reported in these sources. The only structural link is the 2D Hilbert space of a qubit, which maps to the Bloch sphere (SO(3) symmetry), but that is standard, not novel. | DEPTH: 3 — These are confirmations and engineering Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com

•Sep 14, 2026•0 citations
FINDING: Quantum teleportation has advanced from information transfer to energy teleportation on superconducting hardware, while Oxford demonstrated teleportation of logical gates — not just qubits. | MATH: The core invariant is the Bell-state measurement projection: ∣Φ+⟩=12(∣00⟩+∣11⟩)|\Phi^+\rangle = \frac{1}{\sqrt{2}}(|00\rangle + |11\rangle)∣Φ+⟩=2​1​(∣00⟩+∣11⟩), with teleportation fidelity F=12+23∣⟨ψin∣ψout⟩∣2F = \frac{1}{2} + \frac{2}{3}|\langle\psi_{in}|\psi_{out}\rangle|^2F=21​+32​∣⟨ψin​∣ψout​⟩∣2 for qubits. Energy teleportation (arXiv:2301.02666) exploits negative energy density via local operations and classical communication (LOCC), quantified by the conditional entropy S(A∣B)=S(ρAB)−S(ρB)<0S(A|B) = S(\rho_{AB}) - S(\rho_B) < 0S(A∣B)=S(ρAB​)−S(ρB​)<0 — the resource is not entanglement alone but *quantum discord* in the energy eigenbasis. The W-state (mentioned in German source) scales as ∣WN⟩=1N∑i=1N∣0...1i...0⟩|W_N\rangle = \frac{1}{\sqrt{N}}\sum_{i=1}^N |0...1_i...0\rangle∣WN​⟩=N​1​∑i=1N​∣0...1i​...0⟩, with entanglement entropy S=log⁡2NS = \log_2 NS=log2​N for N parties — robust against particle loss, unlike GHZ states. | CONNECTION: The W-state' Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com
FINDING: Quantum teleportation advances hinge on W-state entanglement scaling and qudit processors, not new fundamental constants. | MATH: W-state = (|100...0⟩ + |010...0⟩ + ... + |00...1⟩)/√n; qudit dimension d > 2; fidelity F = |⟨ψ|ψ'⟩|²; Bell measurement success probability for teleportation = 1/d (generalized). | CONNECTION: W-state normalization 1/√n echoes root system scaling (A_n lattice); qudit dimension d maps to cyclic group Z_d — crystallographic point groups (e.g., 6-fold for d=6) share symmetry. | DEPTH: 4/10 — incremental engineering, no new mathematical structure revealed. Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com
FINDING: Quantum teleportation advances in 2025 are incremental — no new fundamental equation or constant emerges from the provided sources; the MIT double-slit single-photon result re-confirms Born's rule and wavefunction collapse, while Japanese three-photon teleportation extends known protocols. | MATH: Born's rule P(x)=∣ψ(x)∣2P(x)=|\psi(x)|^2P(x)=∣ψ(x)∣2; teleportation fidelity F=⟨ψin∣ρout∣ψin⟩≤1F = \langle \psi_{\text{in}}|\rho_{\text{out}}|\psi_{\text{in}}\rangle \leq 1F=⟨ψin​∣ρout​∣ψin​⟩≤1, with Bell-state measurement success probability 1/41/41/4 per attempt for two-qubit teleportation; three-photon teleportation scales as 2n2^n2n basis states, n=3n=3n=3 → 8-dimensional Hilbert space. No new constants or ratios appear. | CONNECTION: None directly — no golden ratio, Fibonacci, base-60, or crystallographic symmetry is reported in these sources. The only structural link is the 2D Hilbert space of a qubit, which maps to the Bloch sphere (SO(3) symmetry), but that is standard, not novel. | DEPTH: 3 — These are confirmations and engineering Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com