Image of the Month

Image of the Month
Posted Date: January 1, 2007
institution

Microscope:
Home Built VT UHV Besocke Style STM

Controls:
SPM 1000 Control System

Description :
A full coverage of methyl bromide molecules adsorbed onto a Pt(111) surface. The unit cell of the (6×3) arrangment (outlined in red), occupies two top sites and two three fold hollow sites, where all molecules are alinged with the C-Br bond parallel to the surface normal.

T. Schwendemann & T. Kunstmann – University of Virginia

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Image of the Month
Posted Date: December 1, 2006
institution

Microscope:
RHK Technology UHV 300

Controls:
SPM 1000 Control System

Description:
Si(111) 7×7 reconstruction imaged at 1000 K. The lack of distortion in the unit cell illustrates minimal thermal drift exists at this elevated temperature.

Dr. Xue Kun, Prof. Xu Jian Bin – The Chinese University of Hong Kong

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Image of the Month
Posted Date: November 1, 2006
institution

Microscope:
Unisoku Ultrahigh LT-STM

Controls:
SPM 1000 Control System

Description :
Uniform Pb nanowires of magic thickness on Si(111) controlled by elastic interaction and quantum size effects.

L. L. Wang, X. C. Ma, P. Jiang, Y. S. Fu, S. H. Ji, J. F. Jia, and Q. K. Xue – Institute of Physics, The Chinese Academy of Sciences, Beijing – Department of PHysics, Tsinghua University, Beijing

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Image of the Month
Posted Date: October 1, 2006

Microscope:
Home Built UHV 4K STM

Controls:
SPM 1000 Control System

The experiment was carried out in UHV with a home build 4K STM using a Femto preamplifier and the RHK SPM1000. The images shows 17 Fe atoms on Cu(111) which were laterally manipulated with the STM to form the letters PI.

T. Balashov, A. Takacs, W. Wulfhekel Physikalisches Institut Universität Karlsruhe (TH) Wolfgang Geade Strasse 1 76131 Karlsruhe Germany

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