Laser Cooling of Solids

索书号：TN249/P498

Table of Contents
1 Thermodynamic fundamentals of fluorescent cooling 1

1.1 Luminescence 2

1.2 Radiation entropy 17

1.3 Electroluminescence 25

1.4 Photoluminescence 27

1.5 The paradigm of anti-Stokes cooling 31

2 Theory of laser cooling 49

2.1 Main types of kinetic equations 50

2.2 The method of hierarchy of Bogolyubov kinetic equations 58

2.3 Elementary theory of anti-Stokes fluorescence 64

2.4 Laser cooling of impurity solids 69

2.5 Superradiance cooling regime 86

2.6 Peltier phenomenon 97

3 Experimental investigations and fundamental restrictions 113

3.1 Los-Alamos experiment 113

3.2 Development of a solid-state laser refrigerator 119

3.3 Generalised refrigerator 122

3.4 Minimum temperature 125

3.5 Maximum cooling power 128

4 Self-cooling of active elements of solid-state lasers 134

4.1 Radiation-balanced laser 135

4.2 Two-impurity laser 151

5 Laser cooling of solid-state information media of optical echo-processors 165

5.1 Magnetic cooling 166

5.2 Spin locking 169

5.3 Photon locking 171

5.4 Narrowing of the uniform width of spectral lines by means of multi-pulse sequences for improving the functioning of echo-processors 175

5.5 Possibilities of constructing a self-cooling optical processor 180

6 Problems of cooling solid-state quantum processors 187

6.1 From classic optical processors to quantum processors 188

6.2 Processors functioning on the basis of utilising polarisation states of biphotons 189

6.3 Solid-state optical quantum echo processors 192

6.4 Multilevel solid-state quantum processors 194

6.5 Laser cooling of a semiconductor NMR-quantum computer 195

Conclusions 201

Appendix 203

References 208

Index 217