Materials science and technology of optical fabrication / Tayyab I. Suratwala.
By: Suratwala, Tayyab [author.].
Material type: BookPublisher: Hoboken, NJ, USA : John Wiley and Sons, Inc., 2018Description: 1 online resource : illustrations (some color).Content type: text Media type: computer Carrier type: online resourceISBN: 9781119423744; 1119423740; 9781119423775; 1119423775.Subject(s): Optical instruments -- Design and construction | Optical materials | Optical engineering | TECHNOLOGY & ENGINEERING / Technical & Manufacturing Industries & Trades | Optical engineering | Optical instruments -- Design and construction | Optical materialsGenre/Form: Electronic books.DDC classification: 681.4 Online resources: Wiley Online LibraryIncludes bibliographical references and index.
Online resource; title from PDF title page (EBSCO, viewed August 6, 2018).
Cover; Title Page; Copyright; Contents; Preface; Acknowledgments; Glossary of Symbols and Abbreviations; Part I Fundamental Interactions - Materials Science; Chapter 1 Introduction; 1.1 Optical-Fabrication Processes; 1.2 Major Characteristics of the Optical-Fabrication Process; 1.3 Material Removal Mechanisms; References; Chapter 2 Surface Figure; 2.1 The Preston Equation; 2.2 The Preston Coefficient; 2.3 Friction at Interface; 2.4 Kinematics and Relative Velocity; 2.5 Pressure Distribution; 2.5.1 Applied Pressure Distribution; 2.5.2 Elastic Lap Response; 2.5.3 Hydrodynamic Forces
2.5.4 Moment Forces2.5.5 Viscoelastic and Viscoplastic Lap Properties; 2.5.5.1 Viscoelastic Lap; 2.5.5.2 Viscoplastic Lap; 2.5.6 Workpiece-Lap Mismatch; 2.5.6.1 Workpiece Shape; 2.5.6.2 Pad Wear/Deformation; 2.5.6.3 Workpiece Bending; 2.5.6.4 Residual Grinding Stress; 2.5.6.5 Temperature; 2.5.6.6 Global Pad Properties; 2.5.6.7 Slurry Spatial Distribution; 2.5.6.8 Local Nonlinear Material Deposits; 2.6 Deterministic Surface Figure; References; Chapter 3 Surface Quality; 3.1 Subsurface Mechanical Damage; 3.1.1 Indentation Fracture Mechanics; 3.1.1.1 Static Indentation
3.1.1.2 Edge Chipping and Bevels3.1.1.3 Sliding Indentation; 3.1.1.4 Impact Indentation Fracture; 3.1.2 SSD During Grinding; 3.1.2.1 Subsurface Mechanical Depth Distributions; 3.1.2.2 Relationship of Roughness and Average Crack Length to the Maximum SSD Depth; 3.1.2.3 Fraction of Abrasive Particles Mechanically Loaded; 3.1.2.4 Relationship Between the Crack Length and Depth; 3.1.2.5 SSD Depth-distribution Shape; 3.1.2.6 Effect of Various Grinding Parameters on SSD Depth Distributions; 3.1.2.7 Rogue Particles During Grinding; 3.1.2.8 Conclusions on Grinding SSD; 3.1.3 SSD During Polishing
3.1.4 Effect of Etching on SSD3.1.4.1 Topographical Changes of SSD During Etching; 3.1.4.2 Influence of SDD Distribution on Etch Rate and Roughness; 3.1.5 Strategies to Minimize SSD; 3.2 Debris Particles and Residue; 3.2.1 Particles; 3.2.2 Residue; 3.2.3 Cleaning Strategies and Methods; 3.3 The Beilby Layer; 3.3.1 K Penetration by Two-step Diffusion; 3.3.2 Ce Penetration by Chemical Reactivity; 3.3.3 Chemical-Structural-Mechanical Model of the Beilby Layer and Polishing Process; References; Chapter 4 Surface Roughness; 4.1 Single-Particle Removal Function; 4.2 Beilby Layer Properties
4.3 Slurry PSD4.4 Pad Mechanical Properties and Topography; 4.5 Slurry Interface Interactions; 4.5.1 Slurry Islands and -roughness; 4.5.2 Colloidal Stability of Particles in Slurry; 4.5.3 Glass Reaction Product Buildup at Polishing Interface; 4.5.4 Three-Body Forces at Polishing Interface; 4.6 Slurry Redeposition; 4.7 Predicting Roughness; 4.7.1 EHMG - The Ensemble Hertzian Multi-gap Model; 4.7.1.1 Pad Deflection and Fraction of Pad Area Making Contact; 4.7.1.2 Asperity Stress, Interface Gap, Load/Particle Distribution, and Fraction of Active Particles
Covers the fundamental science of grinding and polishing by examining the chemical and mechanical interactions over many scale lengths Manufacturing next generation optics has been, and will continue to be, enablers for enhancing the performance of advanced laser, imaging, and spectroscopy systems. This book reexamines the age-old field of optical fabrication from a materials-science perspective, specifically the multiple, complex interactions between the workpiece (optic), slurry, and lap. It also describes novel characterization and fabrication techniques to improve and better understand the optical fabrication process, ultimately leading to higher quality optics with higher yield. Materials Science and Technology of Optical Fabrication is divided into two major parts. The first part describes the phenomena and corresponding process parameters affecting both the grinding and polishing processes during optical fabrication. It then relates them to the critical resulting properties of the optic (surface quality, surface figure, surface roughness, and material removal rate). The second part of the book covers a number of related topics including: developed forensic tools used to increase yield of optics with respect to surface quality (scratch/dig) and fracture loss; novel characterization and fabrication techniques used to understand/quantify the fundamental phenomena described in the first part of the book; novel and recent optical fabrication processes and their connection with the fundamental interactions; and finally, special techniques utilized to fabricate optics with high damage resistance. -Focuses on the fundamentals of grinding and polishing, from a materials science viewpoint, by studying the chemical and mechanical interactions/phenomena over many scale lengths between the workpiece, slurry, and lap -Explains how these phenomena affect the major characteristics of the optic workpiece-namely surface figure, surface quality, surface roughness, and material removal rate -Describes methods to improve the major characteristics of the workpiece as well as improve process yield, such as through fractography and scratch forensics -Covers novel characterization and fabrication techniques used to understand and quantify the fundamental phenomena of various aspects of the workpiece or fabrication process -Details novel and recent optical fabrication processes and their connection with the fundamental interactions Materials Science and Technology of Optical Fabrication is an excellent guidebook for process engineers, fabrication engineers, manufacturing engineers, optical scientists, and opticians in the optical fabrication industry. It will also be helpful for students studying material science and applied optics/photonics.
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