Quantum Black Holes  

Approaches and Issues > s.a. canonical quantum gravity models; collapse; quantum cosmology [formation]; topology change [unitarity].
@ Canonical: Gegenberg & Kunstatter PRD(93) [spherical solutions of Wheeler-DeWitt equation]; Kuchar PRD(94)gq [Schwarzschild]; Pollock IJMPD(94); Mäkelä gq/96 [Schwarzschild]; Kastrup PLB(96)gq; Moniz MPLA(97)gq [Reissner-Nordström]; Brotz PRD(98)gq/97; Hollmann PLB(96)gq [Schwarzschild and Taub-NUT, group quantization]; Bojowald et al PRD(00)gq/99 [group]; Gour PRD(00)gq/99; Vaz PRD(00)gq/99; Casadio PLB(01)gq [evolution]; Husain & Winkler CQG(05)gq/04 [horizon operators, spherical + scalar].
@ Pilot wave interpretation: Kenmoku et al PRD(98)gq/97 [spherical symmetry], IJMPA(00)gq/98, G&C(00) [Reissner-Nordström-de Sitter]; Acacio de Barros et al PLA(05) [+ massless scalar].
@ Horizon fluctuations: Lifschytz & Ortiz NPB(95)ht; Sorkin gq/95-in, gq/97-in; Casher et al NPB(97)ht/96; Marolf ht/03-in [width]; Roura JPA(07); > s.a. horizons.
@ Related topics: Buonanno et al NPB(95)gq [effective Lagrangian]; David et al PLB(97) [scattering]; Berezin NPPS(97)gq [sqrt quantization]; 't Hooft gq/97 [complementarity]; Hsu PLB(02)gq [intrinsic P]; Flambaum gq/04 [particle and radiation phenomena]; Bojowald et al PRL(05)gq [mass threshold]; York & Schmekel PRD(05)ht [path integral, and blurred horizons]; Kim et al a0709 [and information].
> Related topics: see minisuperspace [Kantowski-Sachs]; quantum gravity phenomenology [singularities]; schwarzschild [corrections].

Area / Radiation Spectrum {& V Mukhanov, GE seminar 24.11.1995.}
* Discrete, equal spacing: (Bekenstein & Mukhanov) A = 4 ln 2, where n is a principal quantum no, of degeneracy = 2 n–1 (from S ln and S = A/4), so M n1/2; Lifetime of a level 3840 –1 M ln2, 1; (Hod) A = 4n/ln3; This kind of spectrum is not consistent with loop quantum gravity.
@ Area quantization, quantum geometry: Louko & Mäkelä PRD(96)gq; Hod PRL(98)gq; Kastrup AdP(00)gq/99; Ashtekar et al ATMP(00)gq/00 [isolated horizons]; Khriplovich PLB(02)gq/01, gq/02-in; Kunstatter PRL(03)gq/02; Abdalla et al MPLA(03)gq [quasi-extremal]; Gegenberg et al CQG(06)gq [midi-superspace approach].
@ Spectrum: Jacobson PRD(91), PRD(93)ht; Louko & Whiting CQG(92); Loustó PLB(95)gq/94; Maggiore NPB(94)gq; Unruh PRD(95)gq/94 [acoustic analogs]; Verlinde ht/95-in; Krasnov CQG(99)gq/97; Berezin et al PLB(99)gq/98, G&C(99); Berezin IJMPA(02)gq/01-in; Khriplovich gq/04-in [and correspondence], IJMPD(05) [and quasinormal modes]; Das et al CQG(05)ht/04 [rotating, any D]; Setare ht/05-in; Ansari NPB(07)ht/06, Díaz-Polo & Fernández-Borja a0706 [lqg].
@ Continuous spectrum: Cavaglià et al IJMPD(95)gq/94, IJMPD(96)gq/95; Barreira et al GRG(96)gq; Mäkelä PLB(97)gq/96; Hollmann JMP(98)gq/96; Nomura & Tamaki PRD(05)ht [+ non-linear electromagnetism].
@ Discrete: Bekenstein & Mukhanov PLB(95)gq; Khriplovich PLB(98)gq [equidistant]; Hod GRG(99)gq/00; Bekenstein in(02)ht/01; Barvinsky et al FP(02) [charged black holes]; Das et al MPLA(02)ht, PLB(03)ht/02 [equivalence of approaches]; Polychronakos PRD(04)ht/03 [equidistant]; Oppenheim PRD(04)gq/03 [and quasi-normal modes]; Gour & Suneeta CQG(04)gq [different spectra].
@ Other approaches: Bekenstein & Gour PRD(02)gq [eff]; Dolan JHEP(05)ht/04 [event horizon as fuzzy sphere].
@ Schwarzschild: Kastrup ht/98 [higher-dimensional]; Oliveira-Neto PRD(98) [Schwarzschild-de Sitter]; Böhmer & Vandersloot a0709 [lqg, interior and singularity].
@ Kerr: Setare & Vagenas MPLA(05)ht/04; Vagenas a0804 [and quasinormal modes].
@ Kerr-Newman: Mäkelä et al PRD(01); Gour & Medved CQG(03).
@ Reissner-Nordström: Kenmoku et al PRD(99)gq/98 [Reissner-Nordström-de Sitter]; Setare PRD(04)ht/03 [extremal, and quasinormal modes]; Dappiaggi & Raschi IJMPD(06)gq/05 [AdS-RN].
@ Other types: Peleg PLB(95) [dust]; Oda gq/97 [evaporating]; Kowalski-Glikman PLA(98)gq [asymptotically-AdS].

Radiation, Evaporating Black Holes > s.a. black hole radiation.
* Remark: The results from semiclassical gravity are indicative of an important feature of full quantum gravity, and of a deep connection between quantum field theory, quantum gravity and thermodynamics, not yet understood; 1990, In particular, it is not clear whether a horizon will form in full quantum gravity as in the semiclassical theory, and where the radiation comes from physically.
* Spectrum: A line spectrum arises from transition between states, whose envelope is a (truncated) thermal spectrum; Line width E –1 1/30 of the line spacing; The spectrum is truncated because quanta that spend a long time near the horizon feel its quantum fluctuations.
* Rad and cutoffs: Radiation seems not to be present if one puts a "hard" length cutoff, but survives a "soft" one.
@ Reviews: Bekenstein gq/97-in, in(00)gq/98.
@ General references: Farley & D'Eath gq/05, gq/05 [late time evaporation], CQG(05), gq/05 + gq/05, AP(06)-a0708 [spin-1 and -2], CQG(05)gq [spin-1/2 amplitudes], GRG(06)gq/05 [Vaidya spacetime], gq/06, CQG(07)-a0708 [ito coherent and squeezed states]; Arzano MPLA(06), PLB(06)gq/05 [corrections in tunneling framework]; Hod & Keshet PRD(06) [selection rules]; Bonanno & Reuter PRD(06)ht [spacetime structure of evaporating black hole]; Modesto gq/06 [lqg].

Entropy > s.a. black hole entropy [including corrections]; black hole thermodynamics.
@ Reviews: Froov IJMPD(96); Majumdar Pra(00)ht-in.
@ In lqg, quantum geometry: Ashtekar et al PRL(98)gq/97; Kaul & Majumdar PLB(98); Husain PRD(99)gq/98; Rainer G&C(00); Khriplovich PLB(02)gq/01; Ashtekar & Corichi CQG(03)gq [non-minimal coupling]; Alekseev et al PRD(05)ht/04; Corichi et al CQG(07)gq/06 [microscopic black holes], PRL(07)gq/06 [equidistant S spectrum with non-equidistant A spectrum]; Kloster et al CQG(08)-gq/07 [toroidal black holes]; Corichi et al gq/07-in; Sahlmann CQG(08)-a0709 [toy model]; Agulló et al PRL(08), PRD(08)-a0802; Barbero & Villaseñor PRD(08)-a0805 [generating functions].
@ Quasinormal modes: Dreyer PRL(03)gq/02 [and Immirzi parameter], IJMPD(03)gq/04, gq/04-in [and quantum gravity]; Corichi PRD(03)gq/02.
@ Horizon states: Carlip gq/95, gq/96-in; Lifschytz & Ortiz NPB(97)ht/95; Atzmon gq/96; Rovelli PRL(96)gq, HPA(96)gq; Brown PRD(98)gq/97; Alekseev et al PLB(03)ht/00; Alexandrov gq/04 [in lqg, counting]; Dreyer et al NPB(06)ht/04 [symmetries and noisless subsystems]; Livine & Terno NPB(06)gq/05 [corrections and entanglement]; Ghosh & Mitra PRD(06), a0805 [lqg].
@ Related topics: Kastrup PLB(98)gq/97 [quantum statistics interpretation]; Moffat ht/98; da Cruz ht/00 [fractal stats]; Das et al a0708-in.

References > s.a. 2D quantum gravity; 3D black holes; coherent states; modified uncertainty principle; semiclassical; time.
@ General: 't Hooft NPB(85), gq/94-in; Brout et al PRP(95)-a0710; Wu NCB(97) [in quantum cosmology]; Berezin gq/98-in, gq/01-MG9, IJMPA(02)gq/01; Helfer IJMPD(04)gq/05, gq/05 [general]; Ram3 gq/05 [simple]; Husain & Winkler gq/05-GRF [effects of a curvature bound].
@ Reviews: Jacobson ht/95; 't Hooft IJMPA(96)gq; Horowitz gq/97; Kiefer gq/98-in, ap/02-in; Wilczek IJMPA(98)-ln; Berezin IJMPA(02)gq; Khriplovich gq/05-in; Bojowald gq/06-in, IJMPD(06)gq-in.
@ Black hole pair creation: Brown PRD(95) [instanton approximation, and entropy factor]; > s.a. instantons, wormholes.
@ Evolution: Strominger ht/94; Zhu CQG(05)gq/04 [from lqg]; > s.a. formation.
@ And string theory: Horowitz gq/97; Youm PRP(99)ht/97; Khuri MPLA(98) [polymers], NPB(01)ht [entropy and horizon degrees of freedom]; Susskind & Lindesay 05; Mathur CQG(06)ht/05 [rev]; Horowitz a0708-in [rev].


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