Category ‘Polymers

Hexaglycylamide lamellae (type I) on HOPG

Hexaglycylamide lamellae
AFM phase image of hexaglycylamide lamellae (type I) on HOPG. Number of points 1024×1024. Image courtesy of Dr. V. V. Prokhorov, M.M.Shemyakin & Y.A.Ovchinnikov Institure of Bioorganic Chemistry, RUS, Moscow, Russia. The structural models are represented in “High-resolution Atomic Force Microscopy Study of Hexaglycylamide Epitaxial Structures on Graphite” by V. V. Prokhorov, D.V. Klinov, A. A. Chinarev, A. B.Tuzikov, I. V. Gorokhova, N. V. Bovin, Langmuir, 2011 in press.

Trimesic acid on HOPG

Two different types of the molecular arrangement of trimesic acid deposited on HOPG are clearly seen: linear lamellae and hexagonal packing. The true molecular resolution in ambient conditions has been practically achieved.

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Azelaic acid on HOPG

azelaic acid

The lamellar structure of Azelaic acid deposited on HOPG was investigated by successive zooming starting from 200nm scanning area down to 25nm.  All the images were measured with the closed loop on.

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SmartSPM™ for polymer research

  • Wednesday Feb 18,2009 09:13 AM
  • By yalovenko
  • In Polymers

The SmartSPM™ has a wide range of applications. You are welcome to read about how it can be used for polymers research.

SmartSPM™ for polymer research

C18H38

  • Wednesday Jan 21,2009 07:25 PM
  • By yalovenko
  • In Polymers
fpn01-dlc-c18h38_topo_400 fpn01-dlc-c18h38_phase_400
fpn01-dlc-c18h38_01pr

14.5×14.5 nm topography scan of the lamellar stripes of C18H38 linear alkane. The width of the lamellae is about 2nm.
Z range – 0.6 Å.