Contract notice: low temperature scanning tunneling
microscope institute of chemistry
Unlike scanning tunneling
microscopy assembly, this approach can work within the bulk of a 3D solid.
The scanning tunneling
microscope (STM) is commonly applied in studying materials' local surface property of electron states in real space at atomic resolution  under various conditions (high magnet , ultrahigh vacuum , ultralow temperature , and water solution ).
Their topics include spintronics and spintronic applications, L10 alloy thin films and nanostructures, nonlinear dynamic properties of two-dimensional arrays of magnetic nanodots, nonlinear optics in magnetic nanostructures, and spin-polarized scanning tunneling
TEHRAN (FNA)- Physicists used a scanning tunneling
microscope to create a minute transistor consisting of a single molecule and a small number of atoms.
Agilent Technologies now offers inverted light microscope (ILM) and scanning tunneling
microscope (STM) capabilities for the recently introduced 7500 atomic force microscope platform.
In previous research, microstructures and electrical properties of CVD diamond films that were investigated by atomic force microscopy (AFM) and scanning tunneling
microscopy (STM) were studied [6, 7].
The topics include the basic theory of the molecule-metal interface, scanning tunneling
microscope studies of the interfaces, X-ray standing waves and surfaces X-ray scattering studies of molecule-metal interfaces, the fundamental structure of organic solids and their interfaces by photoemission spectroscopy and related methods, and vibrational spectroscopies for future studies of the molecule-metal interface.
A team carefully pointed the tip of a scanning tunneling
microscope, which can manipulate surfaces at atomic scales, toward a thin magnetic film.
To make the movie, IBM researchers used a tool attached to a scanning tunneling
microscope that used a fine needle tip to move single molecules and atoms around.
"Our idea was to control this." The researchers used a new technique called electrostatic manipulation scanning tunneling
microscopy to "lift" the top layer of graphite, creating graphene.
This development--made possible with a low-temperature scanning tunneling
microscope at Tufts, one of only about 100 in the US--may be the first step toward a new class of devices that could be used in applications ranging from medicine to engineering.