An Introduction | p. 1 |
Apparatus | p. 5 |
The atomic force microscope | p. 5 |
Piezoelectric scanners | p. 8 |
Probes and cantilevers | p. 9 |
Cantilever geometry | p. 10 |
Tip shape | p. 12 |
Tip functionality | p. 13 |
Sample holders | p. 14 |
Liquid cells | p. 14 |
Detection methods | p. 15 |
Optical detectors: laser beam deflection | p. 16 |
Optical detectors: interferometry | p. 17 |
Electrical detectors: electron tunnelling | p. 18 |
Electrical detectors: capacitance | p. 19 |
Electrical detectors: piezoelectric cantilevers | p. 20 |
Control systems | p. 21 |
AFM electronics | p. 21 |
Operation of the electronics | p. 24 |
Feedback control loops | p. 25 |
Design limitations | p. 28 |
Enhancing the performance of large scanners | p. 29 |
Vibration isolation: thermal and mechanical | p. 29 |
Calibration | p. 30 |
Piezoelectric scanner non-linearity | p. 31 |
Tip related factors | p. 32 |
Determining cantilever force constants | p. 34 |
Calibration standards | p. 35 |
Tips for scanning a calibration specimen | p. 36 |
Integrated AFMs | p. 37 |
Combined AFM-light microscope (AFM-LM) | p. 37 |
'Submarine' AFM-the combined AFM-Langmuir Trough | p. 38 |
Combined AFM-surface plasmon resonance (AFM-SPR) | p. 38 |
Cryo-AFM | p. 39 |
Basic Principles | p. 44 |
Forces | p. 44 |
The Van der Waals force and force-distance curves | p. 44 |
The electrostatic force | p. 47 |
Capillary and adhesive forces | p. 48 |
Double layer forces | p. 49 |
Imaging modes | p. 50 |
Contact dc mode | p. 50 |
Non-contact ac modes | p. 51 |
Error signal or deflection mode | p. 54 |
Image types | p. 55 |
Topographical | p. 55 |
Frictional force | p. 56 |
Phase | p. 56 |
Substrates | p. 57 |
Mica | p. 57 |
Glass | p. 58 |
Graphite | p. 58 |
Common problems | p. 59 |
Thermal drift | p. 59 |
Multiple tip effects | p. 59 |
Tip convolution and probe broadening | p. 61 |
Sample roughness | p. 61 |
Sample mobility | p. 63 |
Imaging under liquid | p. 63 |
Getting started | p. 64 |
DNA | p. 64 |
Troublesome large samples | p. 67 |
Image optimisation | p. 69 |
Grey levels and colour tables | p. 69 |
Brightness and contrast | p. 70 |
High and low pass filtering | p. 70 |
Normalisation and plane fitting | p. 70 |
Despike | p. 71 |
Fourier filtering | p. 71 |
Correlation averaging | p. 73 |
Stereographs | p. 73 |
Do your homework! | p. 74 |
Macromolecules | p. 76 |
Imaging methods | p. 76 |
Tip adhesion, molecular damage and displacement | p. 76 |
Depositing macromolecules onto substrates | p. 77 |
Metal coated samples | p. 78 |
Imaging in air | p. 79 |
Imaging under non aqueous liquids | p. 80 |
Binding molecules to the substrate | p. 83 |
Imaging under water or buffers | p. 87 |
Nucleic acids: DNA | p. 88 |
Imaging DNA | p. 88 |
DNA conformation, size and shape | p. 90 |
DNA-protein interactions | p. 95 |
Location and mapping of specific sites | p. 99 |
Chromosomes | p. 101 |
Nucleic acids: RNA | p. 104 |
Polysaccharides | p. 105 |
Imaging polysaccharides | p. 106 |
Size, shape, structure and conformation | p. 108 |
Aggregates, networks and gels | p. 113 |
Cellulose, plant cell walls and starch | p. 118 |
Proteoglycans | p. 123 |
Proteins | p. 123 |
Globular proteins | p. 124 |
Antibodies | p. 129 |
Fibrous proteins | p. 132 |
Interfacial Systems | p. 160 |
Introduction to interfaces | p. 160 |
Surface activity | p. 160 |
AFM of interfacial systems | p. 164 |
The Langmuir trough | p. 164 |
Langmuir-Blodgett film transfer | p. 166 |
Sample preparation | p. 168 |
Cleaning protocols: glassware and trough | p. 168 |
Substrates | p. 169 |
Performing the dip | p. 171 |
Phospholipids | p. 172 |
AFM studies | p. 174 |
Modification of phospholipid bilayers with the AFM | p. 174 |
Studying intrinsic bilayer properties by AFM | p. 176 |
Ripple phases in phospholipid bilayers | p. 179 |
Mixed phospholipid films | p. 182 |
Effect of supporting layers | p. 185 |
Dynamic processes of phopholipid layers | p. 187 |
Liposomes and intact vesicles | p. 190 |
Lipid-protein mixed films | p. 192 |
Miscellaneous lipid films | p. 196 |
Interfacial protein films | p. 197 |
Specific precautions | p. 197 |
AFM studies of interfacial protein films | p. 199 |
Ordered Macromolecules | p. 209 |
Three dimensional crystals | p. 209 |
Crystalline cellulose | p. 209 |
Protein crystals | p. 211 |
Nucleic acid crystals | p. 214 |
Viruses and virus crystals | p. 215 |
Two dimensional protein crystals | p. 217 |
What does AFM have to offer? | p. 218 |
Sample preparation: membrane proteins | p. 220 |
Sample preparation: soluble proteins | p. 220 |
AFM studies of 2D membrane protein crystals | p. 224 |
Purple membrane | p. 224 |
Gap junctions | p. 227 |
Photosynthetic protein membranes | p. 229 |
ATPase in kidney membranes | p. 230 |
OmpF porin | p. 230 |
Bacterial S layers | p. 232 |
Bacteriophage [phis]29 head-tail connector | p. 235 |
Gas vesicle protein | p. 237 |
AFM studies of 2D crystals of soluble proteins | p. 238 |
Imaging conditions | p. 240 |
Electrostatic considerations | p. 242 |
Cells, Tissue and Biominerals | p. 254 |
Imaging methods | p. 254 |
Sample preparation | p. 255 |
Force mapping and mechanical measurements | p. 257 |
Microbial cells: bacteria, spores and yeasts | p. 264 |
Bacteria | p. 264 |
Yeasts | p. 267 |
Blood cells | p. 269 |
Erythrocytes | p. 269 |
Leukocytes and lymphocytes | p. 271 |
Platelets | p. 272 |
Neurons and Glial cells | p. 273 |
Epithelial cells | p. 275 |
Non-confluent renal cells | p. 278 |
Endothelial cells | p. 279 |
Cardiocytes | p. 281 |
Other mammalian cells | p. 283 |
Plant cells | p. 285 |
Tissue | p. 289 |
Embedded sections | p. 290 |
Embedment-free sections | p. 291 |
Hydrated sections | p. 292 |
Freeze-fracture replicas | p. 293 |
Immunolabelling | p. 293 |
Biominerals | p. 294 |
Bone, tendon and cartilage | p. 294 |
Teeth | p. 295 |
Shells | p. 297 |
Other Probe Microscopes | p. 311 |
Overview | p. 311 |
Scanning tunnelling microscope (STM) | p. 311 |
Scanning near-field optical microscope (SNOM) | p. 314 |
Scanning ion conductance microscope (SICM) | p. 317 |
Scanning thermal microscope (SThM) | p. 318 |
Optical tweezers and the photonic force microscope (PFM) | p. 319 |
SPM books | p. 323 |
Index | p. 324 |
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