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E-raamat: One- and Two-Dimensional Fluids: Properties of Smectic, Lamellar and Columnar Liquid Crystals [Taylor & Francis e-raamat]

  • Formaat: 352 pages
  • Ilmumisaeg: 19-Sep-2019
  • Kirjastus: CRC Press
  • ISBN-13: 9780429141584
  • Taylor & Francis e-raamat
  • Hind: 350,83 €*
  • * hind, mis tagab piiramatu üheaegsete kasutajate arvuga ligipääsu piiramatuks ajaks
  • Tavahind: 501,18 €
  • Säästad 30%
  • Formaat: 352 pages
  • Ilmumisaeg: 19-Sep-2019
  • Kirjastus: CRC Press
  • ISBN-13: 9780429141584
Smectic and lamellar liquid crystals are three-dimensional layered structures in which each layer behaves as a two-dimensional fluid. Because of their reduced dimensionality they have unique physical properties and challenging theoretical descriptions, and are the subject of much current research. One- and Two-Dimensional Fluids: Properties of Smectic, Lamellar and Columnar Liquid Crystals offers a comprehensive review of these phases and their applications.

The book details the basic structures and properties of one- and two-dimensional fluids and the nature of phase transitions. The later chapters consider the optical, magnetic, and electrical properties of special structures, including uniformly and non-uniformly aligned anisotropic films, lyotropic lamellar systems, helical and chiral structures, and organic anisotropic materials. Topics also include typical and defective features, magnetic susceptibility, and electrical conductivity. The book concludes with a review of current and potential applications in the displays, materials science, and biomedical industries.

Rather than focusing on one aspect of liquid crystal research, this book provides a cohesive summary of the properties and applications of smectic, lamellar, and columnar liquid crystals. One- and Two-Dimensional Fluids is a valuable resource for those working with liquid crystals every day and an effective foundation for newcomers to the field.

A comprehensive review, this book details the basic structures and properties of one- and two-dimensional fluids and the nature of phase transitions. Beginning with an overview of one- and two-dimensional fluids, it goes on to consider the basic structures of these materials and their dynamical and electrical properties, particularly the properties of smectics that offer exciting application possibilities in the displays industry. The later chapters consider the optical, magnetic, and electrical properties of special structures, including uniformly and non-uniformly aligned anisotropic films, lyotropic lamellar systems, helical and chiral structures, and organic anisotropic materials.

Chapter 1 Liquid Crystal Materials
1(44)
1.1 Thermotropic Liquid Crystalline Materials
1(19)
1.1.1 Nematic Phases
2(4)
1.1.2 Smectic Phases
6(5)
1.1.3 Columnar Liquid Crystals
11(3)
1.1.4 Chiral Organic Materials
14(4)
1.1.5 Bent-Core Liquid Crystals
18(2)
1.2 Lyotropic Liquid Crystals
20(13)
1.2.1 Water
21(1)
1.2.2 Amphiphiles
22(1)
1.2.3 Amphiphilic-Water Aggregation
23(1)
1.2.3.1 Optimal Surface to Tail Volume Ratio
23(3)
1.2.3.2 Concentration
26(3)
1.2.4 Micellar Aggregates
29(4)
1.3 Other Lyotropic Phases
33(2)
1.3.1 Lyotropic Nematic Phases
33(1)
1.3.2 Chromonic Liquid Crystals
34(1)
1.4 Amphotropic Liquid Crystals
35(4)
1.4.1 Amphophilic Block-Copolymers
35(2)
1.4.2 Thermotropic Liquid Crystals in Solvents
37(1)
1.4.3 Flexible Amphiphilics
38(1)
References
39(6)
Chapter 2 Fluids with Reduced Dimensionality
45(40)
2.1 Surfaces Effects on Anisotropic Fluids
45(3)
2.1.1 Surface Tension
45(1)
2.1.2 Interfacial Tension
46(2)
2.2 Fluid Monolayers
48(6)
2.2.1 Surface Pressure-Area Isotherms
49(4)
2.2.2 Langmuir-Blodgett (LB) Films
53(1)
2.3 Soap Films
54(11)
2.3.1 Equilibrium Shapes
55(1)
2.3.2 The Motorway Problem
56(2)
2.3.3 Stability and Elasticity of Soap Films
58(3)
2.3.4 Thinning of Soap Films
61(1)
2.3.4.1 Electrostatic Double-Layer Forces
62(1)
2.3.4.2 The London-van der Waals Forces
62(1)
2.3.4.3 Steric (Entropic) Forces
63(1)
2.3.5 Bursting Soap Films
63(2)
2.4 Smectic Membranes
65(5)
2.4.1 Importance of Free-standing Smectic Membranes
70(1)
2.5 Fluid Foams
70(4)
2.6 Fluid Fibers
74(6)
References
80(5)
Chapter 3 Phase Transitions
85(18)
3.1 Transition between the Minimal Surfaces of Soap Films
85(1)
3.2 Landau Description of Phase Transitions
86(8)
3.2.1 The I-N Transition
90(2)
3.2.2 SmA-N Transition
92(2)
3.3 Molecular Approaches
94(7)
3.3.1 The Onsager Theory
95(1)
3.3.2 Maier-Saupe Theory
95(6)
References
101(2)
Chapter 4 Rheological Properties
103(50)
4.1 Nematic Liquid Crystals
105(10)
4.2 Cholesteric Liquid Crystals Ill
4.3 Rheology of Smectic Liquid Crystals
115(17)
4.3.1 Elasticity of Smectic A Phase
116(5)
4.3.2 Flow Properties of Smectic A Liquid Crystals
121(3)
4.3.3 Continuum Description of the SmC Phase
124(3)
4.3.4 Continuum Description of the Chiral Smectic C Phase
127(2)
4.3.5 Flow Behavior of Smectic C and Smectic C* Liquid Crystals
129(3)
4.4 Rheology of Columnar Liquid Crystals
132(1)
4.5 Lyotropic Lamellar Systems
133(2)
4.6 Soap Membranes
135(5)
4.7 Rheology of Foams
140(2)
4.8 Rheology at Surfaces
142(5)
4.8.1 Surface Anchoring
142(3)
4.8.2 Surface Alignments
145(2)
References
147(6)
Chapter 5 Optics of Anisotropic Materials
153(28)
5.1 Achiral Materials
155(11)
5.1.1 Birefringence
160(1)
5.1.2 Optical Retardation
161(2)
5.1.3 Light Propagation through Uniaxial Materials (Jones Method)
163(3)
5.2 Helical and Chiral Structures
166(5)
5.2.1 Optical Activity
166(2)
5.2.2 Light Propagating through a Helical Medium
168(3)
5.3 Experimental Methods to Measure Refractive Index and Birefringence
171(7)
References
178(3)
Chapter 6 Defect Structures
181(24)
6.1 Nematic Liquid Crystals
182(6)
6.2 Smectic and Lamellar Liquid Crystals
188(7)
6.3 Cholesteric Liquid Crystals
195(2)
6.4 Defect Phases
197(4)
6.5 Defect-Mediated Phase Transitions
201(1)
References
202(3)
Chapter 7 Magnetic Properties
205(16)
7.1 Isotropic Materials
205(2)
7.1.1 Diamagnetism
205(2)
7.1.2 Paramagnetism
207(1)
7.1.3 Ferromagnetism
207(1)
7.2 Magnetic Properties of Liquid Crystals
207(4)
7.3 Magnetic Field-Induced Director Deformation
211(4)
7.4 Magnetic Effects in Liquid Crystals
215(2)
7.5 Measurements of the Magnetic Susceptibility
217(1)
7.6 Measurements of the Anisotropy of the Magnetic Susceptibility
218(2)
References
220(1)
Chapter 8 Electrical Properties
221(46)
8.1 Dielectrics
221(5)
8.2 Relations between Microscopic and Macroscopic Parameters
226(2)
8.3 Dielectric Spectroscopy
228(3)
8.4 Dielectric Torque
231(3)
8.5 Electric Conductivity
234(5)
8.6 Piezoelectricity
239(7)
8.7 Flexoelectricity
246(3)
8.8 Ferroelectricity
249(12)
8.8.1 SmC* Liquid Crystals
250(6)
8.8.2 Chiral Tilted Columnar Phase
256(1)
8.8.3 Bowl-Shape Materials
257(2)
8.8.4 Achiral Bent-Core Molecules
259(2)
References
261(6)
Chapter 9 Applications
267(26)
9.1 Liquid Crystal Displays
267(9)
9.1.1 Display Structures
267(3)
9.1.2 Nematic Liquid Crystal Displays
270(1)
9.1.3 Ferroelectric Smectic Displays
271(5)
9.2 Nondisplay Liquid Crystal Applications
276(3)
9.2.1 Image and Signal Processing
276(1)
9.2.2 Spatial Light Modulators (SLM)
276(1)
9.2.3 Optical Communication Devices
277(1)
9.2.4 Photonic Applications
278(1)
9.3 Lyotropic Liquid Crystals and Life
279(10)
9.3.1 Biological Membranes
280(4)
9.3.2 Lyotropic Liquid Crystalline State of Biopolymers
284(4)
9.3.3 Lyotropic Chromonic Liquid Crystals (LCLCs)
288(1)
References
289(4)
Appendix A
293(6)
A.1 Basics of Organic Chemistry
293(2)
A.2 Surfactants
295(3)
References
298(1)
Appendix B
299(10)
Appendix C
309(8)
C.1 Elastic Constants of 3D Anisotropic Fluids
309(4)
C.2 Piezoelectric Components in Anisotropic Systems
313(2)
References
315(2)
Appendix D
317(10)
D.1 Dielectric Relaxation
317(3)
D.2 The Cole-Cole Plot
320(2)
D.3 Dielectric Measurements Techniques
322(3)
References
325(2)
Index 327
Jakli, Antal; Saupe, A.