Scanning force microscopy study of the ferroelectric phase transition in triglycine sulfate

2000 ◽  
Vol 76 (10) ◽  
pp. 1321-1323 ◽  
Author(s):  
X. K. Orlik ◽  
V. Likodimos ◽  
L. Pardi ◽  
M. Labardi ◽  
M. Allegrini
1997 ◽  
Vol 488 ◽  
Author(s):  
Ph. Leclère ◽  
R. Lazzaroni ◽  
V. Parente ◽  
B. François ◽  
J. L. Brédas

AbstractAtomic Force Microscopy (AFM) and related techniques are used to investigate the morphology of diblock copolymers. We focus on compounds containing a conjugated segment, polyparaphenylene, associated to a polymethylmethacrylate or a polystyrene block. The influence of the presence of the conjugated segment on the microdomain morphology is analyzed as a function of chain composition. Separate microdomains are observed on the surface of thin films by means of phase-detection imaging tapping-mode AFM. Their shape and size are interpreted in terms of molecular aggregation, with the help of molecular dynamics calculations.


1999 ◽  
Vol 14 (6) ◽  
pp. 1290-1296 ◽  
Author(s):  
R. Grunder ◽  
P. Gehr ◽  
H. Bachofen ◽  
S. Schürch ◽  
H. Siegenthaler

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