A semana nos arXivs…

Essas últimas três semanas foram corridas, de colaborações à visitas, incluindo os arXivs saírem do ar por 2 dias. Então, a pilha de artigos está um pouco volumosa… vamos a ela.

• The History of the Guralnik, Hagen and Kibble development of the Theory of Spontaneous Symmetry Breaking and Gauge Particles. (arXiv:0907.3466v1 [physics.hist-ph])
• An index theorem in differential K-theory. (arXiv:0907.3508v1 [math.DG])
• Wall-crossing, Hitchin Systems, and the WKB Approximation. (arXiv:0907.3987v1 [hep-th])
• Formulation of Supersymmetry on a Lattice as a Representation of a Deformed Superalgebra. (arXiv:0907.4137v1 [hep-th])
• Motives: an introductory survey for physicists. (arXiv:0907.4046v1 [hep-th])
• Remarks on Khovanov Homology and the Potts Model. (arXiv:0907.3178v1 [math.GT])
• Landmarks: Powerful Pictures
• QFT: Effective or Fundamental?
• Chiral symmetry breaking and theta vacuum structure in QCD. (arXiv:0907.2522v1 [hep-th])
• Perturbative Quantum Field Theory via Vertex Algebras. (arXiv:0906.5313v1 [math-ph])
• Finite propagation speed and causal free quantum fields on networks. (arXiv:0907.1522v1 [hep-th])
• The Hamiltonian formulation of N-bein, Einstein-Cartan, gravity in any dimension: the Progress Report (Extended version of a talk given on CAIMS-2009, June 11-14, London, Canada). (arXiv:0907.1553v1 [gr-qc])
• Dynamical aspects of generalized Palatini theories of gravity
• A New Mechanism for Bubble Nucleation: Classical Transitions. (arXiv:0907.3234v1 [hep-th])
• Lorentz symmetry breaking as a quantum field theory regulator
• Quantum Measurements: Common Sense Is Not Enough, Physicists Show
• Nobel Lecture: Spontaneous symmetry breaking in particle physics: A case of cross fertilization
• Thomas Noll’s Talks at Chicago on Mathematical Music Theory
• Fermilab stars in new documentary
• A number-theoretic coincidence
• Google Earth Physics?
• SSE Composite Index Bubble?
• Opera ‘strings’ theory together

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• Science Clichés: Steer Clear
• Budgets by the People: Participatory democracy, Brazil-style, is running into problems
• Seeing Like Citizens: Unofficial Understandings of Official Racial Categories in a Brazilian University
• Brazil’s Blessing in Disguise | Foreign Policy
• Fordlandia: Henry Ford’s Ill-Fated Foray Into the Brazilian Jungle
• President Lula and the Brazilian Cybercrime Bill
• Drained Brains
• “Conhecimento científico é o capital mais importante do mundo”, diz Isaac Roitman
• Desregulamentar TODAS as profissoes, Alexandre de Barros
• Físico Flávio Torres assume por quatro meses mandato no Senado, Pesquisador do CBPF fará parte do conselho editorial de publicação da Royal Society
• Mestres e doutores, para quê?, artigo de Aguinaldo Alemar
• E.O. Wilson – Lord of the Ants
• 5 Cover tunes that rank with the originals
• A Practical Guide to Internet Technology for Political Activists in Repressive Regimes
• Pink Floyd’s Moon-Landing Jam Session
• Malcolm Gladwell: Banks, battles, and the psychology of overconfidence
• More from Pais: Einstein and bordellos?
• Why Are Some People Smarter Than Others?
• Science Journalism in a Can
• Why America is flunking science
  — quisera eu esse fosse apenas um problema dos USA…
• In Praise of Sprezzatura: The Compleat Gentleman Giveaway
• Nature Or Nurture? Neither, Say Developmental Systems Theorists
• NASA Ninja Turtle Logo
• Dog Breed Matters If You Want To Communicate
• Turn Gmail Into Your Ultimate GTD Inbox

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Toons…

• 07/15/09 PHD comic: ‘Nature vs. Science, pt. 1′
• 07/17/09 PHD comic: ‘Nature vs. Science, pt. 2′
• 07/20/09 PHD comic: ‘Nature vs. Science, pt. 3′
• Threesome
• 07/13/09 PHD comic: ‘Great Tweets of Science’
• 07/6/09 PHD comic: ‘Is your research Impossible?’