文档介绍:arXiv:hep-th/0408048 v3 28 Jun 2005
ob umte oRveso oenPhysics Modern of Reviews to submitted be To
∗
mi address:******@ Email
rvd nwr ofeunl se usin n ito k of list a and their questions for asked frequently predictions to provide answers may provide gravity gr quantum of theories loop quantum that de of We tests phenomenology. observational scale for Plank prospects and cosmology theories, dimensional holes, appro higher black matter, and to supergravity coupling to tensions quantizations, integral path and
dei umrzdi itof list a T in literature. summarized the to is reader g edge interested are cos the details theory, guide No to string provided as physics. matter such condensed areas and other astrophysics in f physicists predictions for deduces one Th able how gravity. and quantum principles to physical basic approach independent background a is
5Kn tetNrh aelo nai 2 d,and Canada, 2W9, N2J Ontario Waterloo, North, Street King 35
edsrb h ai supin n e eut flo qua loop of results key and assumptions basic the describe We
nivtto oLo unu Gravity Quantum Loop to invitation An
eateto hsc,Uiest fWaterloo, of University Physics, of Department
eiee nttt o hoeia Physics, Theoretical for Institute Perimeter
aelo nai 2 G,Canada 3G1, N2L Ontario Waterloo,
42
a 0 2006 20, May
e Smolin Lee
e eut ntpc nldn h hamiltonian the including topics on results key
Abstract
1
∗
vt n h expectations the and avity
epeetsaeo knowl- of state present he
swl sapiain to applications as well as
ooy atcephysics, particle mology,
o hm talvlsuit- level a at them, rom
ce ouicto,ex- unification, to aches
yoe problems. open ey
vn u eeecsare references but iven,
ucms ial,we Finally, es.
mhssi nthe on is emphasis e
cietena term near the scribe
tmgaiy which gravity, ntum
Contents
1 Introduction 3
2 The four basic observations 4
3 The basic physical picture 7
The basics of quantum spacetime . . . . . . . . . . . . .