
Abstract 
1 
Introduction 

1.1 
Overview 

1.2 
Motivations 

1.3 
Going further 
2 
The
Simplest Example of an
Analogue Spacetime 

2.1 
Background 

2.2 
Geometrical acoustics 

2.3 
Physical
acoustics 

2.4 
General features of the acoustic metric 

2.5 
Cosmological
metrics 

2.6 
Regaining geometric acoustics 

2.7 
Generalizing the physical
model 

2.8 
Simple Lagrangian metamodel 

2.9 
Going further 
3 
History 

3.1 
Historical
period 

3.2 
Modern period 

3.3 
Going further 
4 
A Catalogue of Models 

4.1 
Classical
models 

4.2 
Quantum models 

4.3 
Going further 
5 
Phenomenology of
Analogue Models 

5.1 
Hawking radiation 

5.2 
Dynamical stability of
horizons 

5.3 
Superradiance 

5.4 
Cosmological particle production 

5.5 
Bose
novae: an example of the reverse flow of information? 

5.6 
Romulan
cloaking devices 

5.7 
Going further 
6 
Experimental efforts 

6.1 
Wave tank
experiments 

6.2 
Bose–Einstein
condensate experiments 

6.3 
Differentiallyrotating flows in superfluid
helium 

6.4 
Fibreoptic models 

6.5 
Going further 
7 
Towards a Theory of Quantum
Gravity? 

7.1 
Backreaction 

7.2 
Equivalence principle 

7.3 
Nontrivial dispersion
as Einsteinaether theory 

7.4 
Diffeomorphism invariance 

7.5 
Effective
spintwo particles 

7.6 
Weinberg–Witten theorem 

7.7 
Emergent gravity 

7.8 
One
specific route to the Einstein equations? 

7.9 
The cosmological constant
problem 

7.10 
Other pieces of the puzzle 

7.11 
Quantum gravity –
phenomenology 

7.12 
Quantum gravity – fundamental models 

7.13 
Going
further 
8 
Conclusions 

8.1 
Going further 
9 
Acknowledgements 

References 

Footnotes 

Updates 

Figures 

Tables 