Quantum States And Scattering In Semiconductor Nanostructures available in Hardcover, Paperback, eBook
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Quantum States And Scattering In Semiconductor Nanostructures
- ISBN-10:
- 1786343029
- ISBN-13:
- 9781786343024
- Pub. Date:
- 09/26/2017
- Publisher:
- World Scientific Publishing Europe Ltd
- ISBN-10:
- 1786343029
- ISBN-13:
- 9781786343024
- Pub. Date:
- 09/26/2017
- Publisher:
- World Scientific Publishing Europe Ltd
![Quantum States And Scattering In Semiconductor Nanostructures](http://vs-images.bn-web.com/static/redesign/srcs/images/grey-box.png?v11.12.6)
Quantum States And Scattering In Semiconductor Nanostructures
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Product Details
ISBN-13: | 9781786343024 |
---|---|
Publisher: | World Scientific Publishing Europe Ltd |
Publication date: | 09/26/2017 |
Series: | Advanced Textbooks In Physics |
Pages: | 448 |
Product dimensions: | 5.80(w) x 9.00(h) x 0.90(d) |
Table of Contents
Foreword v
About the Authors ix
Part I Practical Quantum Mechanics 1
I.1 Schrödinger Equation 3
I.1.1 Eigenvalues, eigenvector of linear operators 6
I.1.2 Adjoint operator 7
I.1.3 Hermitian operators: observables 8
I.1.4 Unitary operators 8
I.1.5 Projectors 9
I.1.6 Commuting operators 9
I.1.7 Two important examples of non-commuting operators 13
I.1.8 Heisenberg inequalities 14
I.1.9 Spin 15
I.1.10 Spin-orbit coupling 16
I.1.11 Density of states 17
I.1.12 Identical particles and Pauli principle 20
I.1.13 Tensorial products 24
I.2 Bound and Extended States 27
I.2.1 Propagating and evanescent states 27
I.2.2 Probability current 30
I.2.3 Boundary conditions 31
I.2.4 Bound states 39
I.2.5 The problem of plane waves 48
I.2.6 Schrödinger equation, time-dependent aspects 52
I.3 Approximate Methods 57
I.3.1 Variational method 57
I.3.2 Perturbation theory 60
I.3.2.1 Non-degenerate perturbation theory 62
I.3.2.2 Degenerate perturbation theory 67
I.3.3 Time-dependent perturbation theory 70
I.3.3.1 Static scatterers 71
I.3.3.2 Time-dependent scattering 77
I.4 Landau Quantisation of Electron Motion in Ideal Semiconductor Bulks and Heterostructures 83
I.4.1 Landau level degeneracy 88
I.4.2 Perturbative estimates of δH1 and δH1 89
I.4.3 Magnetic field-dependent density of states 91
I.4.4 A tractable case of lifting of the ky degeneracy: the crossed E, B fields 93
Part II The Physics of Heterostructures 95
II.1 Background on Heterostructures 97
II.2 Electrons States in Nanostructures 103
II.2.1 The envelope function approximation 103
II.2.1.1 Introduction 103
II.2.1.2 Electronic states in bulk semiconductors 108
II.2.1.3 Heterostructure states 115
II.2.2 Multiple quantum wells: transfer matrix method 120
II.2.2.1 Multiple quantum wells and superlattices 120
II.2.2.2 Transfer matrix method 122
II.2.3 Double quantum wells 126
II.2.3.1 Tight binding analysis 131
II.2.3.2 Symmetrical double quantum well 134
II.2.4 Holes 135
II.3 Beyond the Ideal World 139
II.3.1 Population, velocity, energy relaxation times through rate equations 147
II.3.2 Rate equations with elastic and inelastic processes 151
II.3.3 Analysis of the relaxation times in rate equations 154
II.3.3.1 Impurity form factor 155
II.3.3.2 Phonon form factors and transition rates 158
II.3.4 Consequence of the Born approximation on the additivity of scattering frequencies 162
II.4 Screening at the Semi-classical Approximation 165
II.4.1 Case of a single subband occupation 166
II.4.2 Case of many subbands occupation 171
II.4.3 Screening of inter-subband matrix elements 173
II.5 Results for Static Scatterers 177
II.5.1 Scattering by static disorder 177
II.5.2 Scattering of composite particles/excitons at the Born approximation 184
II.5.3 Scattering on magnetic impurities 193
II.5.3.1 The "spin"-flip scattering of electrons 193
II.5.3.2 The "spin"-flip scattering of holes 201
II.5.4 Three-body collisions 205
II.5.4.1 FCA in imperfect bulks and heterostructures 206
II.5.4.2 Phonon scattering in the presence of static scatterers 218
II.6 Results for Electron-Phonon Interaction 223
II.6.1 Optical phonon scattering 224
II.6.2 Acoustical phonon scattering 229
II.6.3 Energy loss irate 231
II.7 Beyond the Born Approximation 235
II.7.1 Scattering between Landau levels 238
Part III Exercises 255
1 Average position and velocity 257
2 Average velocity in a bound state 257
3 Density of states 258
4 Density of states of a camel back shaped dispersion relation 260
5 Heisenberg inequality in a quantum well with infinitely high barriers 263
6 Manipulating Slater determinants 266
7 Pauli principle for two weakly interacting electrons in ID 267
8 Calculation with Pauli matrices 270
9 Moss-Burstein shift of inter band absorption 271
10 Virial theorem 273
11 Abseuce of degeneracy for the ID bound states 276
12 Variational method: hydrogen atom 278
13 Variational method: electron in a triangular-potential 279
14 Variational method: anharmonic oscillator 280
15 Screened coulombic bound states 281
16 A two-dimensional coulombic problem 287
17 Inter-subband transitions in cubic GaN/AlN quantum wells: information on the conduction hand offset 290
18 Asymmetrical square quantum well 294
19 Spherical quantum dots 296
20 Delta quantum well 298
21 Wavefunction amplitude at the interfaces 302
22 Interface state in HgTe/CdTe heterojunctions 304
23 Step quantum well 306
24 Application of the Bohr-Sommerfeld quantisation rule to ID confining potential: digital alloying 313
25 Transmission/reflection in a delta quantum well 319
26 Static perturbation of a harmonic oscillator 323
27 Static perturbation (degenerate case) 324
28 Degenerate perturbation calculus applied to quantum dots with cylindrical symmetry 325
29 Quantum well and a delta potential: perturbative estimate 327
30 Quantum dot anisotropy 332
31 Defect in a superlattice: tight binding approach 339
32 Bound states created by two delta scatterers in a Landau level 345
33 Time-dependent evolution in an infinitely deep quantum well 351
34 Time-dependent problem: evolution 352
35 A touch of interaction representation 356
36 Time evolution if A and H commute 357
37 Oscillator: time evolution of averages 358
38 Time evolution of a system where one level is coupled to N degenerate levels 359
39 Time-dependent Hamiltonian: an exactly solvable model 363
40 Time evolution of superlattice states 365
41 Wavepackets 370
42 Average velocity of a wavepacket 372
43 Time-dependent perturbation in a 2-level system 373
44 Universal absorption probability for interband transitions in graphene 375
45 Scattering by N random impurity dimmers 383
46 A tractable example of selective doping by delta scatterers 388
47 Comparison between Born and self-cons is tent Born approximations 391
48 Influence of a fast emptying of the final subband on the equilibrium between two subbands 396
49 Phonon-mediated equilibration of the electronic temperature to the lattice temperature 398
50 Inter-subband scattering by unscreened coulombic impurities 402
51 Evaluation of a double sum appearing in the free carrier absorption 407
52 Energy loss rate for the in-plane polarization T = 0 K 410
53 Inter-subband absorption versus carrier concentration in an ideal heterostructure 413
54 Electron-LO phonon interaction: dimensionality dependence 416
Bibliography 423
Index 429