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Review
specifications for:
Quantum 4
See
comparison specs for our products.
Look
at imagery generated using Quantum product.
Click
any of the images below to view in full detail.
Compact display of essential status information
screen.
Manual control of motor and shutter screen.
Image display
Magnification of image above.
Three
dimensional representation of the data shown above.
Line
cuts through sections of data displayed with the distance in angstroms,
or adjacent spots for approximate asix length determination.
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Software
Provided with Quantum CCD Detectors:
ADSC
supplies a sophisticated, leading edge, suite of programs data acquisition
and control. This software runs on many common Unix platforms: Silicon
Graphics, DEC Alphas, Suns, and Intel based Linux PCs.
The
ADSC Quantum software is designed to have a common look and feel regardless
of the specific synchrotron beam line or home lab equipment configuration.
In fact, the software is divided into six different processes only one
of which, changes from one installation to another. Since only one module,
the "beamline control" module, will change from site to site, and all
beamline control processes use a common interface to the main control
process, we can ensure an operating environment for ADSC detector systems
which is robust and well-tested. Specialized beamline interfacing is
included in the price of all Quantum detectors. So far, eight different
beamline control interfaces have been successfully installed and
are currently operational.
Another
unique feature of the ADSC Quantum software is the ability to use multiple
computers in the control and operation of the CCD detector. Different
computers can be mixed for optimal detector performance. This is
possible because the interface between each of the six component processes
uses TCP/IP network protocol.
The
Control Graphical User Interface is a key part of the ADSC software; users
will interact only with this module. Some of the features it supports
are:
Compact
display of essential status information.
Manual
control of motors and shutter.
Manual
wavelength change if the beamline supports it.
Ability
to define one or more runs to the system at a given time.
Data
compression of the images on output.
Users
can configure operation of the CCD to suite their needs:
Complete
freedom to choose among high or low speed analog-to-digital converter
in combination with no binning or 2x2 binning.
Geometric
and intensity correction optional.
Can
choose to save "raw" data.
Inverse
Beam Method data collection enabled with a single button. Support
for both single axis and Kappa geometry.
{MAD}
data collection runs with up to five wavelengths may be defined.
All possible wavelength switching schemes are implemented; inverse beam
data collection is supported in this mode as well.
Once
images are acquired from the CCD, the user naturally will want to inspect
them. For this function, we have what we consider to be the best
image display program in the industry, "adxv".
It
supports many useful features, among them:
Magnify
window with variable magnifications.
Three
dimensional representation of the data.
Different
color representation methods, including, of course, gray scale.
"Line
Cuts" through sections of data can be displayed along with the distance,
in angstroms, of adjacent spots for approximate axis length determination.
Data
from the main display window, magnify window, or line cut window can
be saved in character, binary, or postscript format for convenient
later inclusion into experiment documentation and publications.
Both
Graphical User Interfaces were written by Andrew J. Arvai; the remaining
software components were written by Chris Nielsen. |
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