Soft Matter Gradient Surfaces: Methods and Applications

Preface xi

1 Gradient Libraries: Harnessing a Ubiquitous Phenomenon to Accelerate Experimentation 1
Michael J. Fasolka

2 Classification of Key Attributes of Soft Material Gradients 19
Jan Genzer and Rajendra R. Bhat

3 Discovery and Optimization of Sensing Materials Using Discrete and Gradient Arrays 47
Radislav A. Potyrailo

4 Colliding Self-Assembly Waves in Organosilane Monolayers 93
Kirill Efimenko, Ali E. Özçam, Jan Genzer, Daniel A. Fischer, Fredrick R. Phelan, and Jack F. Douglas

5 Orientational Anchoring of Liquid Crystals on Surfaces Presenting Continuous Gradients in Composition 109
Jugal K. Gupta, Kirill Efimenko, Daniel A. Fischer, Jan Genzer, and Nicholas L. Abbott

6 Continuous Infusion Microchannel Approach to Generate Composition Gradients from Viscous Polymer Solutions 129
Pratyay Basak, Pedro Zapata, Keith Reed, Ismael Gomez, and J. Carson Meredith

7 Gradient Assembly of Complex Surfaces for Sensing, Fabrication, and High Throughput Analysis 145
Andrew C. Hillier

8 Making Gradient Patterns by Electron-Beam Chemical Lithography with Monomolecular Resists 199
Nirmalya Ballav, Andreas Terfort, and Michael Zharnikov

9 Electrochemical Mapping for Polymer Chemical and Physical Gradients 229
Roger H. Terrill, Xuejun Wang, and Paul W. Bohn

10 Directed Assembly of Block Copolymer Films: Effects of Rough Substrates and Thermal Fields 257
Manish M. Kulkarni, Alamgir Karim, and Kevin G. Yager

11 Hydrogel Gradients by Self-Initiated Photografting and Photopolymerization: Preparation, Characterization, and Protein Interactions 279
Tobias Ekblad, Andréas Larsson, and Bo Liedberg

12 Polymer Gradients: Responsive Grafted Layers 303
Igor Luzinov and Sergiy Minko

13 Bioactive Self-Assembled Monolayer Gradients 329
Nicole M. Moore and Matthew L. Becker

14 Morphology Gradients on Different Size Scales and Their Application in Biological Studies 365
Christian Zink and Nicholas D. Spencer

15 Molecularly Defined Peptide Spacing Gradients for Cell Guidance 383
Vera C. Hirschfeld-Warneken and Joachim P. Spatz

16 Motion of Drops on Gradient Surfaces 407
R. Shankar Subramanian

Index 431