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Physics

278 entries matching the current filters. Sorted by recently added.

OP-9484Mathematical physicsStatus unassessed

Chronology protection in quantum gravity

Determine whether quantum effects prevent the formation of closed timelike curves from physically admissible initial conditions, and specify the assumptions under which such protection holds.

Wikipedia — Physics· Wikipedia selection · status unassessed

OP-9483Mathematical physicsStatus unassessed

Cosmic censorship for physical initial data

Identify precise generic initial-data and matter assumptions under which gravitational collapse cannot produce singularities visible to distant observers, or construct counterexamples within those assumptions.

Wikipedia — Physics· Wikipedia selection · status unassessed

OP-9482Mathematical physicsStatus unassessed

Holography beyond asymptotically anti-de Sitter spacetime

Formulate and test holographic descriptions for quantum gravity with de Sitter or other non-AdS asymptotic boundary conditions.

Wikipedia — Physics· Wikipedia selection · status unassessed

OP-9481Mathematical physicsStatus unassessed

Information recovery in black-hole evaporation

Explain how an evaporating black hole preserves and releases quantum information, including the relation between semiclassical Hawking radiation and a unitary microscopic description.

Wikipedia — Physics· Wikipedia selection · status unassessed

OP-9480Mathematical physicsStatus unassessed

A consistent quantum theory of gravity

Construct a quantum description of gravity with a controlled classical limit reproducing general relativity and experimentally distinguishable predictions.

Wikipedia — Physics· Wikipedia selection · status unassessed

OP-7000Mathematical physicsOpen

Zero-flux square-ice configurations on the twelve torus

TheoremDB P3706 · mathematical physics

Chronology protection in quantum gravity

Cosmic censorship for physical initial data

Holography beyond asymptotically anti-de Sitter spacetime

Information recovery in black-hole evaporation

A consistent quantum theory of gravity

Zero-flux square-ice configurations on the twelve torus

Zauner's conjecture

Yang-Mills existence and mass gap

Vanishing momentum sums in the twice-prime XX chain

Uniform Exponential Quantum Parallel Repetition

Quantum PCP conjecture

Nearest hard-square partition-function zero for the sixteen grid

Most antiferromagnetic ground states in a 3-connected cubic graph on twenty vertices

Lowest-energy isobars at mass numbers 261 and 265

Hard-core coefficient log-concavity on the first ten thousand four-cycle strips

Hamiltonian cycles of the four-by-four-by-four grid

Finiteness of the reverse uranium decay series

Finiteness of the reverse thorium decay series

Finiteness of the reverse actinium decay series

Finiteness of reverse decay series ending at lead-209

Exact heat-bath spectral gap on the six by six Ising torus

Exact ground energy of the antiferromagnetic Heisenberg model on the Petersen graph

Exact capacity region of the two-user Gaussian interference channel

Capacity of the general discrete memoryless relay channel

Balanced ground-state count for the antiferromagnetic triangular seven torus