Quantum
Gravity Effects: Gravitation and Cosmology| Quantum
Gravity Effects: Gravitation and Cosmology |
Gravitation > s.a. differential
geometry; modified
newtonian gravity; quantum gravity phenomenology; semiclassical
general relativity.
* Examples: The initial state of the universe; Correlations between
cosmological and microscopic parameters.
@ Vacuum excitations/fluctuations: Modanese RNC(94)ht [correlations], NPB(00)gq [dipolar],
in(02)gq/00;
Jaekel & Reynaud AdP(95)qp/01;
Starodubtsev ht/03 [around
Kodama Chern-Simons state]; Modanese CQG(07)
[with large virtual masses].
@ Low-energy effective theory: Donoghue PRD(94)
[leading corrections]; Giulini & Kiefer
PLA(94)
[attractivity of gravity]; Burgess LRR(04)gq/03;
Hamber
& Williams PLB(06)gq [constraints
on corrections]; Tartaglia & Capone IJMPD(08)
[internal viscosity and strain distributions, and cosmology]; > s.a. effective
quantum field theory, kaluza-klein theory.
@ Black holes: Padmanabhan MPLA(99)
[and cosmology]; Gibson ap/03 [lP instability
and turbulence?]; > s.a. black hole thermodynamics.
@ And astrophysics: Biller et al PRL(99)gq/98;
Sarkar MPLA(02)gq-in;
Reuter & Weyer IJMPD(06) [scale dependence of G].
@ Gravitational radiation: Ma PLA(98)
[Károlyházy hazy spacetime];
Polarski & Roche
MPLA(05)gq
[gravitational wave background and lightcone fluctuations]; Bojowald & Hossain
PRD(08)-a0709 [dispersion,
lqg corrections]; Alexander et al a0712-PRD
[Chern-Simons birefringence, from
string theory].
@ Gravitational interferometry: Amelino-Camelia Nat(99)mar, PRD(00)gq/99,
PLB(00)gq/99, gq/00,
Nat(01)gq [noise];
Adler et al PLB(00)gq/99 [against];
Ng & van Dam FP(00)gq/99;
Ng ht/00-in,
PRL(01)gq/00;
Hogan a0712 [holographic
noise].
> Other effects: see
black hole thermodynamics; constraint
equations; entropy; inertia; inflation; quantum
equivalence principle; wormholes.
Cosmology in General > s.a. acceleration; cosmology
and general relativity [varying c, G]; dark
energy;
quantum cosmology.
@ Observable effects of lqg: Bojowald & Morales gq/03-in
[lqg]; Bojowald gq/05-in
[early universe], gq/07-in;
Szydlowski et al a0706 [weak
bounds, indistinguishable from 
-CDM];
Amelino-Camelia & Kowalski-Gilkman ed-05 [r CQG(07)].
@ Cosmic microwave background: Gratton
et al
PRD(00)ap/99;
Di Stefano et al ap/01/ApJ;
Elgarøy & Hannestad PRD(03)ap [not
much
effect]; Tsujikawa et al CQG(04)ap/03 [lqg];
Hamada & Yukawa MPLA(05)ap/04;
Easther et al JCAP(05)ap/04.
@ Cosmological fields: Martin & Brandenberger ap/00-MG9;
Casadio & Mersini
IJMPA(04)ht/02 [cmb
vs black holes]; Hogan FdP(02)ap [quantum
gravity
galactic effects], ap/02-in
[fluctuations in inflation].
@ Quantum gravity and inflation/acceleration: Coule CQG(95)gq/94 [canonical
measure]; Lemos et al PRD(03)
[de Broglie-Bohm, chaotic dynamics]; Easson et al PRD(05)ap [constrainst
on semiclassical quantum gravity].
@ Lqg and inflation: Bojowald PRL(02); Tsujikawa et al CQG(04)ap/03
[and cmb]; Bojowald et al PRD(04); Alexander et al PRD(04) [Kodama state]; Lidsey
et al PRD(04) [and oscillations]; Hossain CQG(05)gq/04 [perturbations];
Date & Hossain PRL(05)
[genericness]; Nunes PRD(05)
[graceful entrance].
@ Expansion: Moffat hp/01, hp/01 [cosmological
constant];
Holdom PRD(02)ht [fluctuations
act like
dark energy];
Kempf
gq/02-in [and lP structure];
Reuter & Weyer JCAP(04)ht
[from renormalization effects]; Corvino & Montani MPLA(04)
[fluctuations act
like dark matter].
@ Perturbations and structure: Grishchuk gq/96,
gq/97-in [fluctuations
and large-scale
structure]; Periwal
ap/99 [cc
and galactic dynamics]; Pérez et al CQG(06)gq/05 [seeds];
Alberghi et al PRD(06)
[scalar field and Wheeler-DeWitt equation]; Sudarsky gq/07-in,
a0712-in;
Ahluwalia-Khalilova et al a0704-GRF
[seeds from modified Poincaré and Heisenberg
algebras]; > s.a. graviton, inflation.
Cosmological Singularity Avoidance > s.a. matter
phenomenology [from collapse]; general
phenomenology [other
singularities].
@ General references: Demaret Nat(79)jan;
Lemos CQG(91)
[FRW + dust], PRD(96)
[k = 0 FRW metric + m = 0 scalar]; de Barros & Pinto NPPS(97)gq/96 [causal
interpretation]; Husain & Winkler PRD(04)gq/03;
Esposito et al ht/05-in
[boundary conditions on Euclidean 4-ball]; Biswas et al ht/06 [and
string gas]; Kamenshchik et al a0705 [future
big break singularity]; Monerat et al a0708; > s.a. cosmology [big
rip], frw models.
@ Avoidance in lqg: Brunnemann & Thiemann CQG(06)gq/05, CQG(06)gq/05;
Ashtekar
et al PRL(06)gq [big
bang]; Bojowald & Kagan CQG(06)gq [with
non-minimal
scalar]; Sami et al PRD(06)
[future]; Date a0704-in
[rev]; Bojowald a0710 [pre-big bang fluctuations].
> Specific models: see discrete
models; frw
models; gowdy
spacetimes; minisuperspace [Bianchi
I].
And the Cosmological Constant > s.a. cosmological
constant;
2D quantum gravity.
* Wormholes and the HH
proposal:
Gives a probability distribution f() 
exp[exp(3
e2/ +
...)], sharply peaked at =
0.
@ In Lorentzian quantum gravity: Cline PLB(89)
[wormholes]; Farhi PLB(89);
Strominger
NPB(89).
@ In perturbative quantum gravity: Moffat ap/96, ap/96 [non-equilibrium
quantum fluctuations], hp/01, hp/01.
@ And quantum field theory: Kosower MPLA(89);
Taylor & Veneziano NPB(90);
Shapiro & Solà JHEP(02)ht/00, hp/03-in,
et al PLB(03)ap [renormalization,
scale dependence].
@ And third quantization: Rubakov PLB(88);
Fischler et al NPB(89);
Cline NPB(90).
@ And wormholes: Coleman NPB(88), & Lee PLB(89);
Fischler & Susskind
PLB(89);
Giddings & Strominger NPB(89);
Klebanov et al NPB(89);
Polchinsky
NPB(89);
Preskill NPB(89);
Unruh PRD(89);
Veneziano MPLA(89);
Elizalde & Gaztañaga
PLB(90);
Fukuyama & Morikawa
CQG(90);
Giddings IJMPA(90);
Loll et al NPB(06)ht/05 [causal
dynamical triangulations].
@ Related topics: Wudka PRD(87)
[quantized]; Greensite PLB(92)
[stochastic quantization]; Carlip PRL(97)gq,
CQG(98)gq/97 [density
of topologies, Euclidean foam]; Gambini & Pullin
PLB(98)gq [lqg];
Padmanabhan CQG(02)gq [small
cosmological constant]; Jejjala et al PLB(03)ht/02;
Alexander PLB(05)ht [relaxation,
theta sector and Peccei-Quinn like mechanism]; > s.a. anomalies.
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5 jul 2008