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Beamline 1.4.4
Infrared spectromicroscopy
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Operational |
Now |
Source characteristics |
Bend magnet |
Energy range |
0.05–1.5 eV |
Frequency range |
400–12,000 cm-1 |
Interferometer resolution |
0.125 cm-1 |
Endstations |
Thermo Nicolet Nexus 870 FTIR, Continuµm XL IR microscope
(N2 purged) |
Characteristics |
Computerized sample stage, 0.1-micron resolution; reflection,
transmission, and attenuated total reflectance (ATR) modes; differential
interference contrast (DIC), polarizing and UV fluorescence optics |
Spatial resolution |
Diffraction limited (~wavelength) |
Detectors |
MCT-A*, MCT-B (mercury cadmium telluride),
28-element MCT-A* array, and InSb |
Spot size at sample |
3-10 µm (diffraction limited) |
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Samples |
Preparation |
Stereo microscope, table, ALS user wet and biological labs available |
Sample environment |
N2 purged, minimal clean area (no particle specification),
microcryostat/heater stages available for 4.2–730 K |
Scientific applications |
Biological samples, environmental samples, forensic studies, polymers, fibers, particulate contamination, samples at high pressure in diamond anvil cells |
Local contact/spokesperson |
Name:
Michael C. Martin
Affiliation: Advanced Light Source, Berkeley Lab
Phone: (510) 495-2231
Fax: (510) 495-2067 |
Beamline phone number |
(510) 495-2014 |
More information about IR research at the ALS is available on the Infrared
Beamlines Web site.
Table of all beamlines
Diagram of all beamlines
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