A semana nos arXivs…

• The History of the Guralnik, Hagen and Kibble Development of the Theory of Spontaneous Symmetry Breaking and Gauge Particles
• Einstein-Gauss-Bonnet metrics: black holes, black strings and a staticity theorem. (arXiv:0906.4953v1 [hep-th])
• On the Poincare Gauge Theory of Gravitation. (arXiv:0907.0934v1 [gr-qc])
• Rigorous construction and Hadamard property of the Unruh state in Schwarzschild spacetime. (arXiv:0907.1034v1 [gr-qc])
• The Hamilton–Jacobi Theory and the Analogy between Classical and Quantum Mechanics. (arXiv:0907.0964v1 [math-ph])
• Gauge theory of Faddeev-Skyrme functionals. (arXiv:0907.0899v1 [math-ph])
• Sudden death of entanglement and teleportation fidelity loss via the Unruh effect. (arXiv:0907.0485v1 [gr-qc])
• Feynman integrals and motives. (arXiv:0907.0321v1 [math-ph])
• The Formulation of Quantum Field Theory in Curved Spacetime. (arXiv:0907.0416v1 [gr-qc]), Introduction to Gravitational Self-Force. (arXiv:0907.0412v1 [gr-qc]) e Derivation of Gravitational Self-Force. (arXiv:0907.0414v1 [gr-qc])

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• A brief biography of Oppenheimer and Fermi
• Electrons in graphene: an interacting fluid par excellence
• Problems that are hard for intermediate values of some parameter
• Python vs Matlab vs Mathematica
• The Engine of Scientific Progress: Sharing
• Some Optimism for the Future of Science Journalism
• On Schwinger and QED

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