Unit of Earth Sciences
Department of Geosciences | University of Fribourg
Scanning Electron Microscope
X-Ray Diffractometer
X-Ray Fluorescence
Thin Section Preparation
Sawing and Cutting
Glass Bead Preparation
Technical Equipment
The Earth Science Unit offers a large selection of sample preparation and analysis equipment. Our labs are open to researchersand students of the faculty, but also for third party groups (academic and private sector, please contact B. Grobéty or Ch. Neururer for further information)
X-RAy lab
XRD Rigaku Ultima IV:
Routine qualitative phase analysis, two multisample holder with 25 slots, which can be loaded simultaneously, Cu-tube, two detectors available: a scintillation detector and a 1-D DTEX detector, Bragg Brentano and parallel beam optics, software for phase identification, peak fitting, Rietveld analysis
(unit cell refinement, structure refinement) Technical Description
XRD Philips PW1800:
Routine qualitative phase analysis, single multisample holder with 20 slots, software for phase identification,
peak fitting, Rietveld analysis (unit cell refinement, structure refinement)
X- RAY FLUORESCENCE LAB
XRF Spectrometer Philips PW2400:
Bulk chemical analyses of solids. both main and trace elements (ppm level). Full Fully quantitative analysis only for silicate based materials. Technical Description
Thermogravimeter Leco TGA 701
Automatic Bead Machine Perl'X2
Multiphase Carbon Determinator Leco
Powder Press (Graesby)
SCAnning electron microscopy lab
Field emission gun equipped SEM (FEI XL30 Sirion FEG) with Secondary Electron (SE), Backscatter Electron (BSE) and Cathodoluminescence (CL) detector, OIM Electron Backscatter Diffraction system (EBSD), EDAX Energy Dispersive Spectroscopy system EDS). Used for imaging SE (Resolution: 2-10 nm), chemical analysis (EDS), qualitative: visualization of trace elements (CL, growth zoning) and crystallographic orientation, texture analysis (EBSD), automatized single particle analyses.
SEM FEI Phenom G1: Easy to use table top SEM. Technical Description
THERMAL ANALYSiS LAB
- Multiphase Carbon Analyser Leco RC-412 Quantitative analyses of carbon and water in bulk rock samples based on IR-spectroscopy
- Leco TGA 701 Thermogravimetric analysis of large samples (5g).
Raman Spektrometer
Optevis mobile spektrometer RSS801
CHEMISTRY LAB?
- Atom absorption spectrometer Bio Tek Uvikon Primarily determination of ferric and ferrous iron, trace element analyses, phosphate analysis
- Phosphate extraction line Selective extraction of phosphorous species from sediments
- Optevis Raman spectrometer RSS801: Portable spectrometer with
Light Microscopes
- Polarization Light Microscope Leica DM4500P
- Polarization Light Microscope Zeiss Axiophot
- Digital 3D Micro-Macroscope Keyence VHX-600 ESO
- Reflection Light Microscope Olympus GX51
- Cathodoluminescence Microscope Cambridge CLmk3A
Particulate Matter Collection
- TSL OPS 3330
Portable
opticle particle sizer (0.3 -30microns)? for time resolved particle size
distributions
- Mini Disk
Portable
counter for time resolved nanoparticle concentration (0 -0.6 micron)
- TEM Sampler
Corrosion resistant electrostatic particle sampler, particles are directly deposited on a TEM grid. Prototype built by M. Fierz Fachhochschule Nordwestschweiz
- PM10 Samplers
5 homebuilt PM10 samplers (pump plus impactor) with timer
- Multiple PM10 sampler
Collector with multi-impactor head and 7 individually programmable sample slots
- Gillibrator
Gas flow calibration
PHOSPHOR EXTRACTION LINE
Photospectrometer UVIKON XS: Technical Description
Techtonics Lab
- Polarization Light Microscope Leica DM4500P
- Modeling and Cartographic PC Workstations
- Modelizer Sandbox
- Stick Slip Experiment
- Mini-array Seismometer
- Trimble GPS
- Field PC
- Plotter Espon Stylus Pro 7700
- Photo Printer Epson Stylus Pro 4880
Sample Preparation Lab
- Struers Acutom 50
Diamond
saw for precision sawing of rock and ceramic samples (equipped with goniometer)
- Baltec MED 020
equipped
with a sputter head for precision metal coating of SEM
- Baltec MED 020
equipped
with a evaporation head for precision carbon coating of SEM and TEM samples
- Baltec CED 030
equipped
with evaporation head for thick layer coating of SEM samples
- Baltec SCD 050
equipped
with sputtering head for for thick metal coating of SEM and TEM samples
- Ion mill Baltec RS 100
Ion
milling of TEM samples
FURNACE LAB
- Nabotherm N11/HR
Box furnace, max. 1200°C, 40 x 40 x
70cm
- Nabotherm N100
Box furnace, max 1200°C, 20 x 20 x
40cm
- Gero Gas-mixing furnace
max. 1800°C, vertical tube furnace, max.
sample size: few grams
Thermal analysis
High Temperature Furnace RETTH-M 1700°C (controlled atmosphere)
Furnaces ... 1200°C
