Science and Nature

Technology

Quantum Mechanics for Applied Nanotechnology

For Engineers and Material ScientistsBy Marcus Lawn

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Length18h 19m

About this audiobook

Quantum mechanics as a working engineering tool — not a historical tour. A gate dielectric leaks far more current than any classical model predicts. A batch of nanocrystals shifts color when the synthesis runs two minutes long. A narrow constriction conducts in steps instead of a smooth curve. At the nanoscale the old rules quietly stop working, and the engineer who has to explain the result needs quantum mechanics as a practical instrument — with enough rigor to be trusted when a design depends on it. Quantum Mechanics for Applied Nanotechnology is a complete, self-contained course written for people who build, characterize, and model things at the nanoscale. It assumes calculus, differential equations, linear algebra, and introductory physics — and no previous exposure to quantum mechanics. Twenty-three chapters take you from matter waves and the Schrödinger equation through perturbation theory, spin, identical particles, band theory, density operators, and open quantum systems, then put that machinery to work on heterostructures, quantum cascade lasers, spintronic memory, high-electron-mobility transistors, molecular junctions, qubits, and quantum sensors. Every topic opens with something observable — the size-tuned glow of a quantum dot, the exponential current–distance curve of a tunneling microscope, the decoherence of a qubit — and the theory is developed only as deeply as that question requires. Then the book returns to the device with numbers. Inside the book • Twenty-three chapters in six parts, from matter waves to quantum technologies • Worked examples in every section using real material parameters — GaAs, silicon, InAs, GaN, CdSe, graphene, MoS2 — with units carried through every step • Guided exercises placed beside the text they support, so rigorous readers can verify every derivation while the main narrative stays fluent • Engineering Insight notes linking the physics to fabrication tolerances, device performance, metrology, and reliability • Key Results summaries plus conceptual, derivation, and design problems closing every chapter • More than forty figures, each computed directly from the equations in the text • Appendices of physical constants, a mathematical toolkit, representative materials data, and further reading Who it is for Electrical, mechanical, chemical, and materials engineers entering nanotechnology, semiconductor devices, photonics, or quantum technology. Advanced undergraduates and first-year graduate students who need a first course that is rigorous and practical at once. Researchers who want a clear route from the postulates of quantum mechanics to the models used in device simulation and materials design. Quantum mechanics has a reputation for strangeness. For the engineer, its most important property is reliability: the same few principles predict the color of a nanocrystal, the leakage of a gate, the conductance of a molecule, and the lifetime of a qubit. This book makes those principles yours. Scroll up and click Add to Cart to start building with the physics that actually governs the nanoscale.

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Audiobook details

GenreScience and Nature, Technology

Length18 hrs 19 mins

Narrated byListen with 1,000+ voices

FormateBook with Audio

Publish dateSep 16, 2026

LanguageEnglish

1Foreword

2Preface

3About This Book

4Part I: Foundations: Why the Nanoscale Is Quantum

5Chapter 1: The Engineer’s Entry into the Quantum World

Show all chapters

61.1 When Classical Models Fail at the Nanoscale

71.2 Matter Waves and the de Broglie Wavelength

81.3 Scales of Length, Energy, and Time

91.4 Quantum Mechanics as an Engineering Design Tool

10Chapter 2: Wave Functions and Probability

112.1 The Wave Function as the State of a System

122.2 Probability Density and Normalization

132.3 Expectation Values and Measurement Statistics

142.4 Superposition and Interference

15Chapter 3: Operators and Observables

163.1 Physical Observables as Operators

173.2 Eigenvalue Equations and Measurement Outcomes

183.3 Hermitian Operators and Real Measurements

193.4 Commutators and the Uncertainty Principle

20Chapter 4: The Schrödinger Equation

214.1 The Time-Dependent Schrödinger Equation

224.2 Stationary States and the Time-Independent Equation

234.3 Boundary Conditions and Interfaces in Materials

244.4 Free Particles and Wave Packets

254.5 Solving the Schrödinger Equation Numerically

26Part II: Confinement, Tunneling, and Engineered Potentials

27Chapter 5: Energy Quantization and the Quantum Size Effect

285.1 The Particle in an Infinite Well

295.2 The Quantum Size Effect in Nanocrystals

305.3 The Particle on a Ring

315.4 Wells, Wires, and Dots in Three Dimensions

325.5 Density of States from Bulk to Quantum Dot

33Chapter 6: Finite Wells, Heterostructures, and Wave Function Penetration

346.1 The Finite Square Well

356.2 Semiconductor Heterostructures and Band Alignment

366.3 Effective Mass and the Envelope Function Picture

376.4 Double Quantum Wells and Tunnel Coupling

386.5 Superlattices and Minibands

39Chapter 7: Tunneling and Scattering

407.1 Probability Current and the Continuity Equation

417.2 Reflection and Transmission at a Potential Step

427.3 Tunneling Through a Rectangular Barrier

437.4 The WKB Approximation and Field Emission

447.5 Scanning Tunneling Microscopy

457.6 Resonant Tunneling Diodes

46Chapter 8: Transfer Matrices and the Design of Multilayer Structures

478.1 The Transfer Matrix Formalism

488.2 Arbitrary Potential Profiles and Applied Bias

498.3 From Transmission to Current: The Tsu–Esaki Formula

508.4 Engineering Multilayers: Filters, Detectors, and Cascade Lasers

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