Entropy and area Export

@article{citeulike:4785453, abstract = {The ground-state density matrix for a massless free field is traced over the degrees of freedom residing inside an imaginary sphere; the resulting entropy is shown to be proportional to the area (and not the volume) of the sphere. Possible connections with the physics of black holes are discussed.}, author = {Srednicki, Mark}, citeulike-article-id = {4785453}, citeulike-linkout-0 = {http://dx.doi.org/10.1103/PhysRevLett.71.666}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRL/v71/i5/p666_1}, citeulike-linkout-2 = {http://link.aps.org/pdf/PRL/v71/i5/p666_1}, doi = {10.1103/PhysRevLett.71.666}, journal = {Physical Review Letters}, keywords = {area, black\_holes, degrees\_of\_freedom, density\_matrix, entanglement, entropy, manybody, spin\_systems}, month = {Aug}, number = {5}, pages = {666--669}, posted-at = {2009-09-30 06:16:57}, priority = {2}, publisher = {American Physical Society}, title = {Entropy and area}, url = {http://dx.doi.org/10.1103/PhysRevLett.71.666}, volume = {71}, year = {1993} }

TY - JOUR ID - citeulike:4785453 L3 - citeulike-article-id:4785453 N2 - The ground-state density matrix for a massless free field is traced over the degrees of freedom residing inside an imaginary sphere; the resulting entropy is shown to be proportional to the area (and not the volume) of the sphere. Possible connections with the physics of black holes are discussed. IS - 5 JF - Physical Review Letters EP - 669 TI - Entropy and area PB - American Physical Society VL - 71 SP - 666 KW - area KW - black_holes KW - degrees_of_freedom KW - density_matrix KW - entanglement KW - entropy KW - manybody KW - spin_systems AU - Srednicki, Mark PY - 1993/Aug// UR - http://dx.doi.org/10.1103/PhysRevLett.71.666 ER -